Hallett H. Mathews, MD's portrait
Hallett H. Mathews, MD
Vice President Medical Affairs
Medtronic Spine and Biologics
Memphis, TN

About Hallett H. Mathews, MD

Dr. Hallett Mathews is Vice President Medical Affairs for Medtronic Spine and Biologics' division in Memphis, TN. In addition, he is Associate Clinical Professor, Orthopaedic and Neurologic Surgery at Virginia Commonwealth University, Medical College of Virginia at Richmond, VA. He is a board-certified orthopaedic surgeon who, before joining Medtronic, was President of a private practice, MidAtlantic Spine Specialists.

Dr. Mathews earned his medical degree at Virginia Commonwealth University, Medical College of Virginia and completed a surgical internship through the university hospitals. Following the general surgical internship, Dr. Mathews completed a residency program with emphasis in spine.

He is a current member of many prestigious societies and past Board of Director of the North American Spine Society, Spinal Arthroplasty Society, International Society for Minimally Invasive Spine Surgery, and International Intradiscal Therapy Society. In addition, Dr. Mathews is a member of the American Academy of Orthopaedic Surgeons.

Doctor Mathews also served on the editorial boards of Spine, The Spine Journal, Computer Aided Surgery, and Journal of Minimally Invasive Spine Surgery.

Publications

Publications:

1. Hanks, G.A., Mathews, H.H., et. al.: Supracondylar Fractures of the Femur Following Total Knee Arthroplasty. In: Journal of Arthroplasty 1989. 390. Interview/Article - "Frequency Doubled YAG Discectomy Gives Good Preliminary Results". Orthopaedics Today, Vol. 11, No. 11, November 1991.

2. Hallett H. Mathews, M.D. "Spinal Endoscopy: The History, Evolution, and Applications" in Surgical Technology International II, Michael H. Braverman MD & Roy L. Tawes, M.D., Editors. 1993.

3. Mathews, Hallett H. In "Growing Doubts About Laser Discectomy." The BackLetter. 9:3, 1994. pp.25-26.

4. Fessler RG, Cahil DW, Maroon JC, Mathews HH, Quigley MR. "Microdiscectomy for the Lumbar Spine." Perspectives in Neurological Surgery, 5:2 1994.

5. Hallett H. Mathews MD, Martin T. Evans MD, Harry J. Molligan MD, Brenda H. Long RN, MS. "Laparoscopic Discectomy with Anterior Lumbar Interbody Fusion: A Preliminary Review." Spine 20:1797-1802,1995.

6. Hallett H. Mathews MD & Brenda H. Long RN. "Endoscopy Assisted Percutaneous Anterior Interbody Fusion with Subcutaneous Suprafascial Internal Fixation: Evolution, Techniques and Surgical Considerations." Orthopaedics- International Edition. 3:496-500, November/December 1995.

7. Regan JJ, Kambin P, Mathews HH, Yuan HA. Expert Exchange. "Endoscopic Spine Surgery." Perspectives in Neurological Surgery. 6:60-77, 1995. Quality Medical Publishing, Inc. St. Louis, MO.

8. Hallett H. Mathews. "Percutaneous Laser Disc Decompression with KTP 532 NM Wavelength: A Comment". In: The Journal of Clinical Laser Medicine and Surgery, issue on Percutaneous Laser Disc Decompression, Daniel SA Choy and Ann Coulter, Editors.

9. Hallett H. Mathews. "Transforaminal Endoscopic Microdiscectomy". In: Volume on Percutaneous Spine Techniques, Neurosurgery Clinics of North America. 6:59-64,1995.

10. Hallett H. Mathews MD and Brenda H. Long, RN. "Percutaneous Spinal Fusion and Instrumentation: Evolution, Techniques & Future Potential." Concepts in Neurosurgery: Minimally Invasive Techniques in Neurosurgery. The Congress of Neurological Surgeons. Williams & Wilkins.

11. Harry J. Molligan MD & Hallett H. Mathews MD. "Manual Percutaneous Discectomy." Concepts in Neurosurgery: Minimally Techniques in Neurosurgery. The Congress of Neurological Surgeons. Williams & Wilkins.

12. Hallett H. Mathews, MD. "Spinal Endoscopy." The Textbook of Spinal Surgery, Second Edition. Keith H. Bridwell MD & Brian L. DeWald MD, Editors. J. B. Lippincott, 1997.

13. Hallett H. Mathews NM & Bruce E. Mathern, M.D. "Percutaneous Procedures in the Lumbar Spine." In Principles and Techniques of Spine Surgery, Howard S. An MD, Editor. Williams & Wilkins, 1998.

14. Hallett H. Mathews, MD. "Percutaneous Interbody Fusion." Orthopaedic Clinics of North America, Scott Boden, MD, Editor. 1998.

15. Hallett H. Mathews, NM. "The Dynalok System". Spinal Instrumentation Techniques Manual. Scoliosis Research Society, 1998.

16. Hallett H. Mathews, MD & Brenda H. Long, MS, RN. "The Laparoscopic Approach to the Lumbosacral Junction." In: Minimal Invasive Techniques in Spine Surgery, H. Michael Mayer, MD, Editor. Springer-Verlag. Released-April, 2000.

17. Technical Consultant. Precision Impacted ALIF technique video. Medtronic Sofamor Danek, 2001.

18. Hallett H. Mathews, MD. "Epidural Transforaminal Endoscopic Surgery". In: Controversies in Spine Surgery: Surgical Techniques and Medical Treatment-Vol.2. Thomas A. Zdeblick MD, Edward C. Benzel MD, Paul A. Anderson MD & Charles B. Stillerman MD, Editors. Quality Medical Publishing, Inc. Quality Medical Publishing, 2002.

19. Hallett H. Mathews, MD. "Minimally Invasive Techniques for the Treatment of Intervertebral Disk Herniation". For: "Perspectives on Modern Orthopaedics" section of the Journal of the American Academy of Orthopaedic Surgery, Paul A. Anderson MD, Associate Editor, JAAOS 2002;10:80-85.

20. Hallett H. Mathews, MD. "Foraminal Epidural Endoscopic Surgery. For: Atlas of Neurosurgical Techniques, Richard Fessler, MD and Laligam Sekhar, MD-Editors. Thieme Publishers. (Work in Progress).

21. "Endoscopic Discectomy" in Tricks of the Trade In Spine Surgery-Editors: Vaccaro and Albert. Thieme Publishers. (Work in Progress).

22. "Vertebroplasty" in Tricks of the Trade In Spine Surgery-Editors: Vaccaro and Albert. Thieme Publishers. (Work in Progress).

23. "Posterior Minimally Invasive Techniques" in Principles and Practice of Spine Surgery. Alexander R. Vaccaro, MD, Randal R. Betz, MD and Seth M. Zeidman, MD, Editors. Mosby, An Affiliate of Elsevier Science Publishers. Pg. 283.

24. "Thoracic Disc Herniation" Case Study of the Month in SpineLine, North American Spine Society clinical and news magazine. May/June 2003.

25. Le Huec JC, Aunoble S, Friesem T, et al. "Maverick total lumbar disk prosthesis: biomechanics and preliminary clinical results". Gunzburg R, Spalzski M, editors. Arthroplasty of the spine. Lippincott; 2004. p. 53-58.

26. Hallett H. Mathews, MD. "Complications and Revision Considerations of Total Disc Arthroplasty: MAVERICK Metal-on-Metal Prosthesis". Roundtables in Spine Surgery. Volume 1, Number 2, 2005, pg. 109.

27. Roundtable Discussion With the Experts. Roundtables in Spine Surgery. Volume 1, Number 2, 2005, pg. 135.

28. J.C. LeHuec, MC, PhD, H. Mathews, MD, Y. Basso, MD, S. Aunoble, MD, D. Hoste, MD, B. Bley, MD, T. Friesem, MD. "Clinical Results of Maverick Lumbar Total Disc Replacement: Two-Year Prospective Follow-up". Orthopedic Clinics of North America. Russel C. Huang, MD and Rudolf Bertagnoli, MD, Editors. Elsevier July 2005, Volume 36, Number 3, pg. 315.

29. Hallett H. Mathews MD, Lukas Eiserman, Jean-Charles LeHuec MD, Tai Friesem. "Total Disc Arthroplasty Using MAVERICK Total Disc Replacement". Spinal Arthroplasty: A New Era in Spine Care. Richard D. Guyer, MD and Jack E. Zigler, MD Editors. Quality Medical Publishing 2005. pg. 225.

Presentations and Meetings:

1. Revision Total Joint Replacement - Boston, MA - November 1983.

2. Advances in Flexor Tendon Surgery - Philadelphia, PA - February 1984.

3. The Orthopedic Review Course - Chicago, IL - July 1986.

4. The American Academy of Orthopedic Surgeons - San Francisco, CA - January 1987.

5. The Orthopedic Review Course - Chicago, IL - July 1987.

6. Conservative Care of Cervical and Lumbar Disease - San Francisco, CA - May 1988.

7. Concepts of Lumbar Spine - San Francisco, CA - 1988.

8. Course Director - Percutaneous Lumbar Discectomy - 1988.

9. Guest Lecturer, Spine Management of Office Orthopedics - Kingsmill Primary Care Symposium - October 1989.

10. Current Trends in Total Joint Arthroplasty - The Greenbrier - October 1989.

11. Participant, American Academy of Orthopedic Surgeons - New Orleans, LA -February 1990.

12. Participant, Concepts of Lumbar Spine - Charleston, SC - May 1990.

13. Meeting Participant, North American Spine Society - Monterey, CA - August 1990.

14. Course Instructor and Inservice Coordinator, Danek SpinalScope, Columbia Presbyterian Hospital, New York, NY - September 1990.

15. Faculty Instructor, Laserscope, Laser Disc Decompression - Long Beach, CA -September 1990.

16. National Faculty - Danek SpinalScope: Ongoing Course Schedule.

17. National Faculty - Laserscope, Laser Disc Decompression, Course Director - Kingsmill Resort - Williamsburg, VA - 8 Meetings in 1991.

18. Ongoing Multicenter Study - Laser Disc Decompression of the Lumbar Spine.

19. Course Instructor - Luque II Instrumentation, Lumbar Spine - January, 1991.

20. Danek Spinoscopy Multicenter Study - Instrumentation Development - Memphis, TN.

21. Video Instruction - "O.R. Setup for Spinal Instrumentation". Pedicle Screw Analysis, Use of Fluoroscopy, 500 Consecutive Screws, Complications, PullOut, & Hardware Failure. Copyright 1991.

22. Danek Spine Product Development and Conference on Spinal Arthroscopy Instrumentation - Memphis, TN - February 1991.

23. Coherent Laser Primary User Group Meeting and Protocol Development with Instructional Course Lecture on Coherent Laser Physics and Protocols - Louisville, KY - March 1991.

24. Fellowship Development Conference - Development of Spine Fellowship - Louisville, KY - March 1991.

25. Formal Instructional Course Lectures on Laser Physics, Coherent Laser Usage of the Holmium YAG with Credentialing and Certification - Philadelphia PA - April, 1991.

26. Guest Lecturer: Spine Instrumentation Course, Jewish Hospital, Topic: Luque II Spinal Instrumentation with Instructional Workshop and Hands-on Instruction Relative to Uses and Applications - Louisville, KY - April 1991.

27. Guest Lecturer and Instructor on Laser Disc Decompression, Laser Physics and Clinical Trials - University of California, Long Beach, CA - April 1991.

28. Guest Lecturer: Laser Physics and Clinical Results - Laser Disc Decompression -Dallas, TX - May 1991.

29. Meeting Participant on Advanced Orthopedic Surgery - Duck, NC - May 1991.

30. Guest Lecturer on Laser Disc Decompression, Clinical Results and Laser Physics -University of California - June 1991.

31. Meeting Participant and Tutorial: Percutaneous Discectomy with Discoscopy and Anterior Interbody Fusion Technique; Instructional Course Lecture and Hands-on Workshop with Tutorial - Zurich, Switzerland - June 1991.

32. Course Director: Laser Disc Decompression using the KTP532 Laser - Williamsburg, VA - July 1991.

33. Coherent Medical Group - Cadaveric Spine Anatomy Sessions- Laser Disc Decompression-Visualized and Non-visualized for Tissue Studies. Basic Science Research - Advanced Orthopedic Centers - Two Sessions in July 1991.

34. Course Director: Laser Disc Decompression Utilizing the Laserscope KTP-532 Laser -Birmingham, AL - September 1991.

35. Clinical Consultant to Danek Medical. Development of PIF2 Instrumentation -Memphis, TN.

36. First International Symposium on Lasers in Orthopedic Surgery. "Laser Disc Decompression, Comparing the KTP532 Wavelength with the Coherent 2.1 Holmium YAG Wavelength." San Francisco, CA - September 1991.

37. First International Symposium on Lasers in Orthopedic Surgery. "Laser Disc Decompression Using the Holmium YAG 2.1 Wavelength-Anatomic & Histologic Studies." San Francisco, CA - September 1991.

38. Mathews, H.H., et. al.: "Laser Endoscopic Spine Surgery." First International Symposium on Lasers in Orthopedic Surgery. San Francisco, CA - September 1991.

39. Mathews, H.H., et. al.: "A Comparison of Holmium YAG 2.1 and KTP 532 Laser Wavelengths - Percutaneous Nucleotomy in Human Cadaveric Spines." San Francisco, CA - September 1991.

40. Mathews, H.H.: "Percutaneous Spinal Fusion." San Francisco, CA - September 1991.

41. Mathews, H.H.: Arthroscopic Percutaneous Internal Fixation with Percutaneous Interbody Fusion. Narrated Instructional Video, September 1991.

42. Guest Lecturer: Laser Physics and Clinical Results - Laser Disc Decompression -Dallas, TX September 1993.

43. Guest Lecturer: Laser Disc Decompression, Clinical Results and Laser Physics -University of California, Long Beach, CA - October 1991.

44. Pain Management: Spinal Cord Simulators and Analgesic Pumps -Richmond, VA -October 1991.

45. Advanced Surgical Techniques in the Spine - Central Virginia Chapter, National Association of Orthopedic Nurses, Richmond, VA - October 1991.

46. Course Director: Laser Disc Decompression - KTP 532 Laser, Williamsburg, VA - November 1991.

47. Minimally Invasive Spine Stabilization - AMD Course - The Graduate Hospital - Philadelphia, PA. November 1991.

48. Percutaneous Spine Surgery - TBI Research Foundation - Neuroscience Meeting - Plano, TX - December 1991.

49. Guest Lecturer: Laser Physical and Clinical Results. Laser Disc Decompression Dallas, TX - December 1991.

50. Faculty: Lasers in Orthopedics: "Wavelength Selection in Laser Discectomy" and Laboratory Instructor, "KTP Laser Discectomy. Tempe, AZ - December 1991.

51. Course Director: Spinal Instrumentation and Stabilization, Richmond, VA - January 1991.

52. Course Director: Update and Horizons in Spine Surgery - Williamsburg, VA - January 1992.

53. "Spinal Endoscopy." American Academy of Orthopedic Surgery. Washington, DC, February 1992.

54. American Academy of Orthopedic Surgery Course Instruction Laser Disc Decompression - Washington, DC - February 1992.

55. Course Faculty - Laser Disc Decompression, KTP 532 Laser, Denver, CO, March 1992.

56. Visiting Surgeon - Spinal Instrumentation and Stabilization - Paris, France - April 1992.

57. Poster Presentation - "Arthroscopy-Assisted Percutancous Interbody Fusion with Percutancous Internal Fixation", International Intradiscal Therapy Society, Nice, France. April 1992.

58. Mathews et al. "Percutaneous Interbody Fusion with Percutaneous Internal Fixation (PIF): Advancements in Minimally Invasive Spine Surgery" - Virginia Orthopaedic Society, Arlington, VA. April 1992.

59. Faculty - Laser Disc Decompression - New York, NY - April 1992.

60. "Minimally Invasive Spine Surgery." International Society for Minimally Invasive Spine Surgery (ISMISS) - London. May 1992.

61. Faculty - Laser Disc Decompression - La Jolla, CA - May 1992.

62. Faculty. 4th Annual Spine Workshop - Thoracolumbar Week. Uniformed Services University of the Health Sciences - F. Edward Hebert School of Medicine, Bethesda, MD. June 1992.

63. Faculty - Arthroscopic Microdiscectomy Course - Piano, TX - June 1992.

64. "Current Concepts in Spinal Endoscopy." Arthroscopic Microdiscectomy Course. Philadelphia, PA. July 1992.

65. Participant. Spine Surgery Think Tank. Alaska, July 1992.

66. Faculty - Laser Disc Decompression - Chicago, Illinois. August 1992.

67. Course Director - Current Concepts in Spinal Endoscopy. Minneapolis, MN. - October 1992.

68. Faculty - Laser Disc Decompression - Hilton Head, S.C. October 1992.

69. Faculty - Lasers in Orthopaedics - Richmond, VA - October 1992.

70. Faculty - Spinal Outlook 1992 - Asheville, N.C. - October 1992.

71. Faculty - 7th International Symposium on Minimally Invasive Spine Surgery -Philadelphia, PA. - November 1992.

72. Faculty - Laser Disc Decompression - Palm Springs, Ca. December 1992.

73. Faculty - First Annual Symposium; Techniques in Spinal Surgery - New York City -December 1992.

74. Keynote Speaker - National Sales Meeting - Danek Medical, Inc. Memphis, TN. -January 1993.

75. Participant. Spine Surgery Think Tank - "Minding the Spine". Grand Cayman Islands. January 1993.

76. Director - Preceptorship in Minimally Invasive Spine Surgery. Danek Medical, Inc. & Spine Disorder Center. Richmond, VA. 1993.

77. Faculty - Current Concepts in Spinal Endoscopy. San Francisco, CA. February 1993.

78. Faculty - "Laser Disc Decompression" International Intradiscal. Therapy Society. Phoenix, Arizona. March 1993.

79. "Spinal Endoscopy: Indications, Approaches, and Applications" International Intradiscal Therapy Society. Phoenix, Arizona. March 1993.

80. Faculty - Laser Disc Decompression: Laserscope. Lake Tahoe, CA. March 1993.

81. Charles M. Gordon MD, Hallett H. Mathews NW, Harold F. Young AM, & Brenda H. Long RN. "Spinal Endoscopy." Poster Display. American Academy of Neurological Surgeons. San Diego, CA. April 1993.

82. Course Director - Current Concepts in Spinal Endoscopy - Williamsburg, VA., April 1993.

83. "Laser Disc Decompression: A Retrospective Review." Virginia Orthopaedic Society - Williamsburg, VA. April 1993.

84. "Spinal Endoscopy: Indications, Approaches, and Applications" Virginia Orthopaedic Society. April 1993.

85. Faculty - Current Concepts in Spinal Endoscopy. Memphis, TN. May 1993.

86. Faculty. Pedicle Fixation of the Lumbar Spine and Other Advanced Techniques. Scoliosis Research Society and North American Spine Society. Orlando, Florida. May 1993.

87. Faculty - Current Concepts in Spinal Endoscopy. Minneapolis, MN. June 1993.

88. Faculty - Lasers in Joint Arthroscopy and Spinal Endoscopy. Boca Raton, FLA. June 1993.

89. Faculty. The Lumbar Spine: State of the Art. Rome, Italy. June 1993.

90. Faculty - Fifth Annual Spine Workshop - Thoracolumbar Week. Uniformed Services University of the Health Sciences - F. Edward Hebert School of Medicine. Bethesda, MD. June 1993.

91. Faculty - Summer Symposium: Comparative Segmental Spinal Instrumentation. Hamilton, Bermuda. July 1993.

92. Course Director - Current Concepts in Spinal Endoscopy. Williamsburg, VA. July 1993.

93. Course Director - Current Concepts in Spinal Endoscopy. Williamsburg, VA. August 1993.

94. Faculty - Current Concepts in Spinal Endoscopy. New Orleans, LA. September 1993.

95. Faculty - Third International Symposium on New Developments in Spine Surgery and Low Back Pain Treatment. Munich, Germany. September 1993.

96. Mathews et al. "Laser Disc Decompression with KTP 532 Wavelength: A Two Year Follow-up." North American Spine Society. San Diego, CA. October 1993.

97. Guest Faculty: Grand Rounds - University of Louisville, Louisville, KY. October 1993.

98. Faculty - Current Concepts in Spinal Endoscopy. Palm Springs, CA. October 1993.

99. Faculty - "State of the Spine from A to Z". Puerto Rico. November 1993.

100. Faculty - Current Concepts in Spinal Endoscopy. Memphis, Tennessee. November 1993.

101. "Orthopaedic Intervertebral Surgery with Discoscopy." Zurich, Switzerland. December 1993.

102. "Minimally Invasive Spine Surgery versus Open Microdiscectomy"-A Debate. Second Annual Symposium: Techniques in Spinal Surgery. New York City - December 1993.

103. Keynote Speaker. "Percutaneous Endoscopic Discectomy vs. Microdiscectomy and Open Discectomy Alternatives." Sofamor Danek National Sales Meeting. Memphis, TN., January 1994.

104. Director. Sofamor Danek Preceptorship in Spinal Endoscopy and Minimally Invasive Spine Surgery. Richmond, VA. Calendar year 1994.

105. Spine Think Tank. St. Petersburg, FLA. January 1994.

106. "Endoscopic Manual Discectomy." Joint Section on Disorders of the Spine and Peripheral Nerves - AANS/CNS - 10th Annual Meeting. Ft. Lauderdale, FLA. February 1994.

107. "Laser Disc Decompression With KTP 532 Wavelength: A Two- Year Follow-up." American Academy of Orthopaedic Surgeons - 61st Annual Meeting. New Orleans, LA., February 1994.

108. Contributor: A Historical Cohort Study of Pedicle Screw Fixation in Thoracic, Lumbar, and Sacral Fusions". A Multicenter Collaborative Study of the North American Spine Society and the FDA. February 1994.

109. "Percutaneous Interbody Fusion with Percutaneous Internal Fixation with Spinal Endoscopy". Convegno Internazionale Dell" Ernia Del Disco Lombare.- Techniche A Confronto. Milan, Italy. March 1994.

110. Course Chairman. Current Concepts in Spinal Endoscopy. Palm Springs, CA. March 1994.

111. Maurice Smith MD, Hallett H. Mathews MD, Brenda H. Long RN & Harold F. Young, MD. "DYNA-LOK Internal Segmental Fixation - Hardware Placement and Failure: Analysis of the First 292 Cases." Poster Presentation. American Academy of Neurological Surgeons. San Diego, CA. April 1994.

112. "Complications of Spinal Instrumentation." Spine Across the Sea-Joint Presentation of the North American Spine Society and the Japanese Spine Research Society. Maul, Hawaii. April 1994.

113. "What Are the Indications for Minimally Invasive Approaches for a Herniated Disc - The American Approach." Spine Across the Sea. Joint Presentation of the North American Spine Society and the Japanese Spine Research Society. Maui, Hawaii. April 1994.

114. "Arthroscopic Lumbar Fusion and Percutaneous Fusion-A Demonstration." Spine Across the Sea. Joint Presentation of the North American Society and the Japanese Spine Research Society. Maui, Hawaii. April 1994.

115. "Spinal Endoscopy." Disorders of the Lumbar Spine: From Minimally Invasive to Extensive Surgery: A Symposium. Paterswold, The Netherlands. April 1994.

116. "Complications of Spinal Instrumentation." First Annual Symposium - Kentucky Spine Institute. Lexington, KY. May 1994.

117. "Foraminoscopic Approach To Lumbar Spine Sequestrum: A Surgical Technique for Closed Free Fragment Removal." International Intradiscal Therapy Society. Aberdeen, Scotland. May 1994.

118. Course Chairman. Current Concepts in Spinal Endoscopy. Memphis, TN. June 1994.

119. Faculty. Practical Anatomy: Surgical Endoscopy of Joints & Spine. "Spinal Endoscopy". Department of Anatomy - University of Bordeaux, France. June 1994.

120. "Spinal Endoscopy." 6th Annual Spine Workshop, Thoracolumbar Week. Uniformed Services University of the Health Sciences. F. Edward Hebert School of Medicine, Bethesda, MD. June 1994.

121. Faculty. American-European Meeting on Pedicle Fixation of the Spine and Other Advanced Techniques. Munich, Germany. July 1994.

122. Course Chairman. Current Concepts in Spinal Endoscopy. Memphis, TN. September 1994.

123. Faculty. Minimally Invasive Spine Surgery. Congress of Neurological Surgeons. Chicago, 11. October 1994.

124. "Indications & Techniques for Endoscopy-Assisted Percutaneous. Discectomy." Congress of Neurological Surgeons. Chicago, 11. October 1994.

125. Panel on Minimally Invasive Spine Surgery. North American Spine Society. Minneapolis, MN. October 1994.

126. "Foraminoscopic Approach to Lumbar Disc Sequestrum: A Surgical Approach." North American Spine Society. Minneapolis, MN. October 1994.

127. "Laparoscopic Discectomy with Fusion." North American Spine Society. Minneapolis, MN., October 1994.

128. Course Chairman and Instructor. Current Concepts in Spinal Endoscopy (German). Memphis, TN., October 1994.

129. Faculty. Second Annual State of the Spine from A to Z. Puerto Rico. November 1994.

130. Course Chairman. Current Concepts in Spinal Endoscopy. Palm Springs, CA. November 1994.

131. "Experience With Interbody Fusion Since 1991." 13th Course for Percutaneous Endoscopic Spinal Surgery. Zurich, Switzerland. December 1994.

132. "Endoscopic Spine Surgery: The Richmond Concept for Percutaneous Disc Treatment with Spinal Endoscopy." 13th Course for Percutaneous Endoscopic Spinal Surgery. Zurich, Switzerland. December 1994.

133. Faculty. Third Annual Symposium: Controversies in Spinal Surgery. New York City. December 1994.

134. Traveling Professor: Endoscopic Spine Surgery Techniques. Sofamor Danek. France. December 1994.

135. "The Future of Spinal Endoscopy Surgery." GIEDA Meeting. Paris, France. December 1994.

136. Director. Preceptorship in Minimally Invasive Spine Surgery--1995. Sofamor Danek Inc. Richmond, Virginia.

137. Faculty. "Seventh Annual Ski With the Spine Center" meeting. Whistler, British Columbia, Canada. January 1995.

138. Panel. Minimally Invasive Surgery: Decompression and Fusion. Advanced Spinal Implant Techniques. Cancun, Mexico. January 1995.

139. Laboratory Instructor. Endoscopic Assisted Discectomy and Fusion. Advanced Spinal Implant Techniques. Cancun, Mexico. January 1995.

140. "Endoscopic Microdiscectomy - Transforaminal Removal of Herniated Disc." Joint Section on Disorders of the Spine and Peripheral Nerves. Phoenix, Arizona. February 1995.

141. "Foraminal Epidural Endoscopic Surgery." Eighth Annual Meeting. International Intradiscal Therapy Society. LaJolla, California. March 1995.

142. "Laparoscopic Discectomy with Anterior Lumbar Interbody Fusion." Eighth Annual Meeting, International Intradiscal Therapy Society. LaJolla, California. March 1995.

143. Recipient: Lyman Smith Award for Presentation Excellence. Eighth Annual Meeting, International Intradiscal Therapy Society. LaJolla, California. March 1995.

144. Faculty. Current Concepts in Spinal Endoscopy. Memphis, TN. March 1995.

145. Course Director. Endoscopic Spine Surgery Workshop. UCLA Departments of Neurological Surgery and Orthopaedic Surgery. April 1995.

146. "Minimally Invasive Lumbar Discectomy: MicroEndo Working Channel Endoscope." Breakout Session. 2nd International Meeting on Advanced Spine Techniques. Curacao, Netherlands Antilles. April 1995.

147. Minimally Invasive Approaches to Spinal Problems: Diagnosis, Decompression and Fixation. Panel. 2nd International Meeting on Advanced Spine Techniques. Curacao, Netherlands Antilles. April 1995.

148. Complications Panel. 2nd International Meeting on Advanced Spine Techniques. Curacao, Netherlands Antilles. April 1995.

149. Foraminal Epidural Endoscopic Surgery. 10th European Congress of Neurosurgery. Berlin, Germany. May 1995.

150. Foraminal. Epidural Endoscopic Surgery. Approaches in Minimally Invasive Spine Surgery. Frankfurt, Germany. May 1995.

151. Preceptorship, in Minimally Invasive Spine Surgery. Frankfurt, Germany. May 1995.

152. Preceptorship in Minimally Invasive Spine Surgery. Kassel, Germany. May 1995.

153. Spine Study Group. Palm Desert, CA. May 1995.

154. "Failed Lumbar Spinal Surgery - Diagnosis and Treatment". Spinal Outlook. The Homestead, Hot Springs, VA. May 1995.

155. Lecturer: Endoscopic Spinal Techniques in the Lumbar Spine. 7th Annual Spine Workshop. Thoracolumbar Week. Uniformed Services University of the Health Sciences. F. Edward Hebert School of Medicine. Bethesda, Maryland. June 1995.

156. Director. Current Concepts in Spinal Endoscopy. Memphis, TN. June 1995.

157. Director. Preceptorship in Minimally Invasive Spine Surgery. Tampa, FLA. July 1995.

158. Director. Preceptorship in Minimally Invasive Spine Surgery. Minneapolis, MN. July 1995.

159. Director. Current Concepts in Spinal Endoscopy. Memphis, TN. July 1995.

160. Neurosurgery Grand Rounds: "Failed Lumbar Surgery". Medical College of Virginia. August 1995.

161. Faculty. Current Concepts in Spinal Endoscopy. Memphis, TN, September 1995.

162. Faculty. Spinal Symposium: Minimally Invasive Spine Surgery. American Academy of Neurological Surgeons. Orlando, FLA. September 1995.

163. Foraminal Epidural Endoscopic Surgery. Osteopathic Academy of Orthopaedic Surgery. New Orleans, LA. September 1995.

164. Laparoscopic Anterior Lumbar Interbody Fusion. Osteopathic Academy of Orthopaedic Surgery. New Orleans, LA. September 1995.

165. Faculty. 4th International Symposium in New Developments in Spine Surgery. Munich, Germany. September 1995.

166. Director. Preceptorship, in Endoscopic Spine Surgery. Belgium. September 1995.

167. International Symposium on the State of the Art in Anterior Spine Surgery. Berlin, Germany. October 1995.

168. Watson JC, Mathews HH, Smith MM, Long BH, Young HF "Improvement of Short Term Mechanical Performance in Lumbar Spinal Instrumentation with the Use of the Locking Nut System by DYNA-LOK.11 Poster Presentation: Congress of Neurological Surgeons Annual Meeting. San Francisco. October 1995.

169. Course Director. Current Concepts in Spinal Endoscopy. Memphis, TN. November 1995.

170. Faculty. Eighth Annual Ski With the Spine Meeting. Whistler, B.C., Canada. January 1996.

171. Magistral Guest Lecturer. Evolution and Trends in Transforaminal Endoscopic Disc Surgery in the U.S. 14th Course for Percutaneous Endoscopic Spinal Surgery and Complementary Techniques. Zurich, Switzerland. January 1996.

172. "Endoscopic Discectomy (Intradiscal and Foraminoscopic): Indications and Results." Total Spine: Advanced Concepts and Constructs. Cancun, Mexico. February 1996.

173. Moderator. Laparoscopic Lumbar Spine Surgery. Total Spine: Advanced Concepts and Constructs. Cancun, Mexico. February 1996.

174. "New Evolution in Spine Surgery: Endoscopic Surgery in the Lumbar Spine." University of Leuven, Netherlands. February 1996.

175. Course Director. Current Concepts in Spinal Endoscopy. Memphis, TN. March 1996.

176. Participant. Sofamor Danek Spine Think Tank. Tucson, AZ. March 1996.

177. Moderator. Minimally Invasive Surgery/Frameless Stereotaxis. New Frontiers in Spine Surgery. Strasbourg, France. April 1996.

178. "Clinical Efficacy of Percutaneous Discectomy vs. Open Discectomy.11 New Frontiers in Spine Surgery. Strasbourg, France. April 1996.

179. "Percutaneous Endoscopic Epidural Surgery." International Intradiscal Therapy-Society Intradiscal Therapy Workshop. Amsterdam, The Netherlands. May 1996.

180. Lecturer: Endoscopic Spinal Techniques in the Lumbar Spine. 8th Annual Spine Workshop. Thoracolumbar Week. Uniformed Services University of the Health Sciences. F. Edward Hebert School of Medicine. Bethesda, Maryland. June 1996.

181. Course Director. Current Concepts in Spinal Endoscopy. Memphis, TN. July 1996.

182. "New Developments in the Treatment of Lumbar Disc Disease." 20th World Congress of SICOT - The Society Internationale de Chirurgie Orthopedique et de Traumatologie. Amsterdam, The Netherlands. August 1996.

183. Faculty. Spinal Symposium: Minimally Invasive Spine Surgery. American Academy of Neurological Surgeons. Orlando, FLA. September 1996.

184. Hallett H. Mathews NW, Bruce E. Mathern- MD & Brenda H. Long, MS, RN. "Closed Epidural Endoscopic Lumbar Surgery: Approaches, Benefits and Patient Outcomes".North American Spine Society: 11th Annual Conference. Vancouver, B.C., Canada. October 1996.

185. "Single-Stage Anterior Reconstruction and Stabilization". Anterior Column Support: Implications in Cervical and Thoracolumbar Spine Surgery: Second Annual Research Institute International Symposium. Atlantic, Paradise Island Bahamas. November 1996.

186. Moderator: Anterior Column Support and Vertebral Body Defects Session. Anterior Column Support: Implications in Cervical and Thoracolumbar Spine Surgery: Second Annual Research Institute International Symposium. Atlantic, Paradise Island Bahamas. November 1996.

187. "Conventional Discectomy versus Minimally Invasive Techniques." Anterior Column Support: Implications in Cervical and Thoracolumbar Spine Surgery: Second Annual Research Institute International Symposium. Atlantic, Paradise Island Bahamas. November 1996.

188. "Diagnosis and Treatment of Lumbar Peudarthrosis". Anterior Column Support: Implications in Cervical and Thoracolumbar Spine Surgery: Second Annual Research Institute International Symposium. Atlantic, Paradise Island Bahamas. November 1996.

189. "Posterior Endoscopic Decompression". AO/ASIF Davos Minimally Invasive Spine Surgery Symposium. Davos, Switzerland. November 1996.

190. "Posterior Percutaneous Lumbar Instrumentation: Technique and Results". AO/ASIF Davos Minimally Invasive Spine Surgery Symposium. Davos, Switzerland. November 1996.

191. Moderator. Minimally Invasive Techniques. Total Spine: Advanced Concepts and Constructs. Cancun,Mexico. February 1997.

192. "Endoscopic Discectomy: Foraminoscopic Approach". Total Spine: Advanced Concepts and Constructs. Cancun, Mexico. February 1997.

193. Endoscopic Discectomy Workshop. Total Spine: Advanced Concepts and Constructs. Cancun, Mexico. February 1997.

194. Hallett H. Mathews MD, Bruce E. Mathern MD & Brenda H. Long, MS, RN. "Closed Epidural Endoscopic Lumbar Surgery: Approaches, Benefits and Patient Outcomes" -American Academy of Orthopaedic Surgeons. San Francisco, CA. February 1997.

195. Paul E. Savas MD, Hallett H. Mathews MD, Bruce E. Mathern MD, Brenda R. Long, MS,RN & M. Susan Mason RTR. "Foraminal Anatomy and Extraforaminal Disc Herniations: A Model for Location of Surgical Pathology". American Academy of Orthopaedic Surgeons. San Francisco, CA. February 1997.

196. "Future Minimally Invasive Approaches-Use of Foraminal Endoscopy." Sofamor Danek Think Tank 1997. Palm Springs, CA. April 1997.

197. Paul E. Savas MD, Hallett H. Mathews MD, Bruce E. Mathern MD, Brenda H. Long,MS,RN & M. Susan Mason RTR. "Foraminal Anatomy and Extraforaminal Disc Herniations: A Model for Location of Surgical Pathology". Virginia Orthopaedic Society. Williamsburg, VA. April 1997.

198. "Minimally Invasive Surgery." Lumbar Spine Surgery Section. American Osteopathic Academy of Orthopaedics 37th Annual Postgraduate Seminar. Baltimore, MD. May 1997.

199. Lecturer: Endoscopic Spinal Techniques in the Lumbar Spine. 9th Annual Spine Workshop. Thoracolumbar Week. Uniformed Services University of the Health Sciences. F. Edward Hebert School of Medicine. Bethesda, Maryland. May 1997.

200. "Endoscopic Intra and Extradiscal Disc Surgery: Principles, Technical Considerations and Pitfalls." International Forum on New Technologies in Advanced Spine Surgery-State of the Art. Bad Fussing, Bavaria. May 1997.

201. "Percutaneous Endoscopic Epidural Surgery." International Intradiscal Therapy Workshop. Naples, FLA. May 1997.

202. "Microendoscopic Discectomy. 4th International Meeting on Advanced Spine Techniques. Bermuda. July 1997.

203. "Anterior & Posterior Endoscopic Lumbar Spine Surgery." 16th Course for Percutaneous Endoscopic Spinal Surgery and Complementary Techniques. Zollikerberg Zurich, Switzerland. January 1998.

204. "Patient Selection and Drug Delivery Pump Implantation Techniques for Pain and Spasticity." Medtronic Interventional Therapies Training Seminar. Richmond, VA. February 1998.

205. "Indications & Advantages of Percutaneous Discectomy & the Various Methods." 1998 AAOS Instructional Course 129: Options in Least Invasive Spinal Surgery for Lumbar Disc Herniation. New Orleans, LA. February 1998.

206. Complications of Percutaneous Lumbar Discectomy." 1998 AAOS Instructional Course 129: Options in Least Invasive Spinal Surgery for Lumbar Disc Herniation. New Orleans, LA. February 1998.

207. "Surgical Techniques for Percutaneous Lumbar Discectomy." Videotape: 1998 AAOS Instructional Course 129: Options in Least Invasive Spinal Surgery for Lumbar Disc Herniation. New Orleans, LA. February 1998.

208. "Complications of Percutaneous Lumbar Discectomy." 1998 AAOS Instructional Course 129: Options in Least Invasive Spinal Surgery for Lumbar Disc Herniation: New Orleans, LA. February 1998.

209. "The Problems with Microdiscectomy. 1998 AAOS Instructional Course 129: Options in Least Invasive Spinal Surgery for Lumbar Disc Herniation. New Orleans, LA. February 1998.

210. "EndoBlade System for ALIFs. International Meeting on Advanced Spine Techniques. Sorrento, Italy. May 1998.

211. Faculty Panel: "Painful Lumbar Disc." International Meeting on Advanced Spine Techniques. Sorrento, Italy. May 1998.

212. "EndoBlade System and Open ALIF Insertion of Threaded Dowels and Metallic Cages." International Meeting on Advanced Spine Techniques. Sorrento, Italy. May 1998.

213. Faculty. Endoscopic Workshop. International Intradiscal Therapy Society 11th Annual Meeting. San Antonio, TX. May 1998.

214. Paul E. Savas, MD, Hallett H. Mathews, MD, Brenda H. Long, MS, RN. Anterior Lumbar Interbody Fusion: A Preliminary Report on Devices and Comparative Outcomes." Poster: International Intradiscal Therapy Society 11th Annual Meeting. San Antonio, TX. May 1998.

215. "Current Perspectives in Anterior Minimally Invasive Spine Surgery." International Intradiscal Therapy Society 11th Annual Meeting. San Antonio, TX. May 1998.

216. "Current Perspectives & Visions in Minimally Invasive Spine Surgery." Houston Surgical Society. Houston, TX. October 1998.

217. Paul E. Savas, MD, Hallett H. Mathews, MD, Brenda H. Long, MS, RN. Anterior Lumbar Interbody Fusion: A Preliminary Report on Devices and Comparative Outcomes." Poster: North American Spine Society 13th Annual Meeting. San Francisco, CA. October 1998.

218. "Revision of Failed Anterior Lumbar Interbody Fusion with Cage due to Pseudarthrosis." Revision Strategies for Interbody Spinal Surgery. Sofamor Danek Group. At: North American Spine Society 13th Annual Meeting. San Francisco, CA. October 1998.

219. "Anterior & Posterior Endoscopic Surgery in the Lumbar Spine. 3rd Interdisciplinary World Congress on Low Back and Pelvic Pain. Vienna, Austria. November 1998.

220. "Anterior Lumbar Interbody Fusion: Devices and Preliminary Outcomes." Challenges in Spine Surgery-EBI. Palm Springs, CA. January 1999.

221. "Interbody Spacers: The Devices, The Techniques and the Management of Outcomes. 17th Course for Percutaneous Endoscopic Spinal Surgery and Complementary Techniques. Zurich, Switzerland. January 1999.

222. Panel Member. AAOS At Issue Video: Microdiscectomy or Percutaneous for Lumbar Disc Surgery. American Academy of Orthopaedic Surgeons. Released: 3/99.

223. Participant: Sofamor Danek Think Tank. April 1999. Cabos, Mexico.

224. "Advances in Minimally Invasive Lumbar Spine Surgery." ISMISS Current Trends in Spine Surgery Symposium. SICOT 21st World Congress. Sydney, Australia. April 1999.

225. "Current Trends in Anterior & Posterior Endoscopic Spine Surgery." SICOT 21st World Congress. Sydney Australia. April 1999.

226. Faculty: Sofamor Danek Think Tank. Los Cabos, Mexico. April 1999.

227. "Anterior Lumbar Interbody Fusion: Devices and Preliminary Outcomes." Challenges in Spine Surgery-EBI. Palm Springs, CA. April 1999.

228. Faculty. Medtronic Interventional Therapy Workshop. Memphis, TN. July 1999.

229. "Complications of Interbody Cage Fusions". International Intradiscal Therapy Society [IITS] & International Society for Minimal Intervention in Spinal Surgery [ISMISS] Combined Meeting. Cambridge, England. August 1999.

230. Contributor: Sofamor Danek Think Tank. Oregon. Sept. 1999.

231. Course Director: Sofamor Danek Think Tank. Palm Beach, Florida. October 1999.

232. Medtronic Educational Advisory Council. Chicago. December 1999.

233. Magistral Lecture: "Osteoinductivity in Arthrodesis-Human Clinical Use of BMP". 18th International Course for Percutaneous Endoscopic Spinal Surgery and Complementary Techniques. Zurich, Switzerland. January 2000.

234. "Mini ALIF: Advances in Techniques and Technology". 18th International Course for Percutaneous Endoscopic Spinal Surgery and Complementary Techniques. Zurich, Switzerland. January 2000.

235. Contributor: Medtronic Sofamor Danek Think Tank. Scottsdale, Arizona. March 2000.

236. "Subdsidence." Medtronic Sofamor Danek Interbody Study Group. West Palm Beach, Florida. March 2000.

237. Chairman: Medtronic Sofamor Danek Interbody Challenges Focus Group. Puerto Rico. April 2000.

238. "Subsidence". Medtronic Sofamor Danek Interbody Challenges Focus Group. Puerto Rico. April 2000.

239. "Definitions, Classification and Historical Overview of BMP". Medtronic Sofamor Danek Interbody Challenges Focus Group. Puerto Rico. April 2000.

240. "Revision Cage Algorithms". Medtronic Sofamor Danek Interbody Challenges Focus Group. Puerto Rico. April 2000.

241. Chairman: Spine Interbody Research Group. Medtronic Sofamor Danek. April 2000.

242. "Impacted ALIF". Denver, Colorado Orthopaedic and Neurologic Surgeons. Medtronic Sofamor Danek. April 2000.

243. "Spinal Cord Stimulation". Denver, Colorado Orthopaedic and Neurologic Surgeons. Medtronic Sofamor Danek. April 2000.

244. "The Use of BMP in Spinal Fusion". Orthopaedic Biology symposium. Groningen, the Netherlands. April 2000.

245. "Advanced Techniques in Anterior Lumbar Interbody Fusion." Spine Surgery in the New Millennium course. Philadelphia. May 2000.

246. "Minimally Invasive Vertebral Kyphoplasty". Spine Surgery in the New Millennium course. Philadelphia. May 2000.

247. "Back Pain Stimulation". Medtronic Sofamor Danek sponsored spine meeting. South Africa. May 2000.

248. Chairman. Medtronic Sofamor Danek Western Interbody Challenges Discussion Group. Los Cabos, Mexico. June 2000.

249. "ALIF: Preliminary Report on Endplate Focus Advancements". International Intradiscal Therapy Society. Williamsburg, VA. June 2000.

250. "Techniques for Anterior Lumbar Interbody Fusion". ALIF/PLIF Workshop. International Intradiscal Therapy Society. Williamsburg, VA. June 2000.

251. Moderator: Workshop on Interventional Pain Therapies. International Intradiscal Therapy Society. Williamsburg, VA. June 2000.

252. "Impacted ALIF". Interbody Workshop. IMAST. Barcelona, Spain. July 2000.

253. "Evaluation and Management of Degenerative Spondylolisthesis with Spinal Stenosis". Roundtable discussion. IMAST. Barcelona, Spain. July 2000.

254. Course Director: "Interbody Spine Surgery-Challenges and Solutions". Medtronic Sofamor Danek. Fairlawn, Ohio. July 2000.

255. Moderator: Anterior Lumbar Interbody Surgery. Meeting: "Non-Threaded Innovations in Lumbar Interbody Fusion. Medtronic Sofamor Danek. Sante Fe, N.M. August 2000.

256. "Mini-Open Approach Utilizing the EndoRing System" [for ALIF] at "Non-Threaded Innovations in Lumbar Interbody Surgery. Medtronic Sofamor Danek. Sante Fe, N.M. August 2000.

257. Demonstration and Hands-On Laboratory: "Precise Anterior Placement of Femoral Ring" [for ALIF] at "Non-Threaded Innovations in Lumbar Interbody Surgery. Medtronic Sofamor Danek. Sante Fe, N.M. August 2000.

258. "Complications and Revision Strategies for Interbody Fusion" at "Open and Minimally Invasive Surgery of the Lumbar Spine". Medtronic Sofamor Danek. Memphis, TN. August 2000.

259. "Difficulties in Complex Spine". In Symposium-"Complex Spine and Interventional Pain Therapies. World Spine. Berlin, Germany. August 2000.

260. Chairman: Interbody Challenges Discussion Group. Medtronic Sofamor Danek. Amelia Island, FLA. September 2000.

261. Course Chairman: Medtronic Sofamor Danek Eastern Area Think Tank. Amelia Island, Florida. October 2000.

262. Moderator: Symposium - "Cages: Facts versus Fiction". North American Spine Society. New Orleans, LA. October 2000.

263. "The Lost Art of Patient Care. Postoperative Management: Mobilization, Bracing, Conditioning. When Does Pain Mean Loosening?" Presented during: Symposium-"Cages: Facts versus Fiction". North American Spine Society. New Orleans, LA. October 2000.

264. Participating Member: Spine Interbody Research Group. Medtronic Sofamor Danek - New Orleans, LA. October 2000.

265. Chairman, Western Interbody Challenges Discussion Group. Medtronic Sofamor Danek. Los Cabos, November 2000.

266. Participating Member: Spine Interbody Research Group. Medtronic Sofamor Danek. Scottsdale, AZ, December 2000.

267. Chairman, Interbody Challenges Discussion Group. Medtronic Sofamor Danek. Naples, Florida, January 2001.

268. Moderator, "Cages: Facts versus Fiction". Symposium for Spine Specialty Day at Annual Meeting, American Academy of Orthopaedic Surgeons [NASS selection as their presentation for the Federation of Spine Associations. San Francisco, CA, March 2001.

269. "Lumbar Discectomy Techniques - Endoscopic" at NASS sponsored course - Surgical Approaches and Techniques for the Lumbar Spine: A Hands-On Course. Memphis, TN., March 2001.

270. Guest Lecturer: "Interesting & Challenging Spine Cases". Texas Spine Society, Austin, Texas. March 2001.

271. Faculty, Total Spine: Advanced Concepts and Constructs [SSAF]. Cancun, Mexico, March 2001.

272. "Perspectives of the Practice of Medicine." PreMed Student Group. The College of William & Mary. April 2001.

273. Presenter: Complex Cases in Chronic Pain Management. Philadelphia, PA. April 2001.

274. Presenter: Tulane Louisville Spine Society. New Orleans, LA. April 2001.

275. Participant: Spine Arthroplasty 1. Munich, Germany. May 2001.

276. Participating Member: Spine Interbody Research Group. New Orleans, LA. May 2001.

277. The ALIF Event: Stabilization & endplate Fixation-A Preliminary Report. International Intradiscal Therapy Society. Phoenix, AZ. June 2001.

278. Chairman: Interbody Challenges of the Lumbar Spine Discussion Group, Medtronic Sofamor Danek. Cabo San Lucas, June 2001.

279. Faculty: 8th International Meeting on Advanced Spine Techniques [IMAST]. Paradise Island, Bahamas, July 2001.

280. Chairman: Eastern Area Think Tank. Medtronic Sofamor Danek, Key Biscayne, FLA. July 2001.

281. Participant: North American Spine Society, Seattle, WA. October 2001.

282. Chairman, Interbody Challenges of the Lumbar Spine Discussion Group, Medtronic Sofamor Danek. Palm Beach, FLA. November 2001.

283. Participating Member: Spine Interbody Research Group, Medtronic Sofamor Danek. San Francisco, CA. December 2001.

284. Presenter Re: Bone Morphogenic Protein. HCA Corporate Executive Committee. Nashville, TN. December 2001.

285. Clinical Presenter: Clinical Perspectives on the Use of rhBMP-2 in Interbody Fusion. Bethesda, MD. January 2002.

286. Chairman: Pain Management Think Tank, Medtronic Sofamor Danek. Phoenix, AZ. January 2002.

287. "History of Anesthesia". Pain Management Think Tank, Medtronic Sofamor Danek. Phoenix, AZ. January 2002.

288. "Interventional Pain Therapies". Pain Management Think Tank, Medtronic Sofamor Danek. Phoenix, AZ. January 2002.

289. Planning Committee: World Spine 2. Chicago, IL. January 2002.

290. "The Biomechanics of Total Disc Arthroplasty". 20th International Course for Percutaneous Endoscopic Spinal Surgery and Complementary Techniques. Zurich, Switzerland. January 2002.

291. "Pivotal Study Clinical Results for Spine Fusions". Bone Graft Options in the Lumbar Spine Videoconference. Hughston Orthopaedic Clinic Foundation. Columbus, GA. January 2002.

292. "Techniques in Spinal Fixation". Special Symposium for Chinese Spine Surgeons, Medtronic Sofamor Danek. Held during Annual AAOS meeting. Dallas, TX. February 2002.

293. Speaker: Chippenham-Johnson Willis Medical Center's Quarterly Medicine Conference - "New Surgical Treatments for Osteoporotic Compression Fractures", March 12, 2002.

294. CME Chairman and Moderator: Surgical Approach and Techniques for the Lumbar Spine: A Hands0-On Course. Phoenix, AZ. March 2002.

295. Chairman: Western Interbody Challenges Discussion Group, Medtronic Sofamor Danek. Napa, CA. March 2002.

296. "Clinical Study Findings in the Use of rhBMP-2 for Interbody Fusion. Grand Rounds: University of Florida Health Science Department of Orthopaedics. Jacksonville, FLA. March 2002.

297. Chairman: Eastern Area Think Tank, Medtronic Sofamor Danek. Williamsburg, VA. April 2002.

298. Invited Speaker: Spine Arthroplasty Society, Montpellier, France, May 2002.

299. Moderator: "Swing Your Way to a Healthy Back" sponsored by Williamsburg Physical Therapy & Williamsburg Gold Performance, Center, May 15, 2002.

300. Invited Speaker: 9th International meeting of IMAST (International Meeting on Advanced Spine Techniques), Montreaux, Switzerland. May 21-26, 2002.

301. Participating Member: Spine Interbody Research Group, Medtronic Sofamor Danek. Sundance, Utah. May 2002.

302. Chairman: Medtronic Sofamor Danek Education Think Tank. Bamff, Alberta, Canada. June 21-23, 2002.

303. Participant: "INFUSE Bone Graft/LT-Cage Lumbar Tapered Fusion Device" education video conference. Columbus, GA. July 19-20, 2002, and Memphis, TN, July 26-27, 2002.

304. Participant: Medtronic Pain Education Workshop. Memphis, TN. August 2-3, 2002.

305. Participant: ISMISS symposium during SICOT/SIROT 2002 World Congress meeting. San Diego, CA. August 29-30, 2002.

306. Invited Speaker: EuroSpine, Nantes, France. September 10-13, 2002.

307. Invited Speaker: Clinical Orthopaedic Society annual meeting. Indianapolis, Indiana. September 18-19, 2002.

308. Invited Speaker: North Carolina Spine Society annual meeting. Ashville, NC. October 3-5, 2002.

309. Invited Participant/Speaker: "Dynamic Spine Stabilization" Symposium. Texas Back Institute. Dallas, TX. October 11-12, 2002.

310. Chairman: "Emerging Technologies in Spinal Surgery" with "Literature Review of Artificial Disc Clinical Results and Perspective". Washington, DC. October 17-19, 2002.

311. Faculty: Global Spine: Surgical Principles and the Latest Techniques presented by Spinal Science Advancement Foundation (SSAF). San Diego, CA. October 19-20, 2002.

312. Participant/Faculty: North American Spine Society (NASS) annual meeting. Montreal, Canada. Oct. 28-Nov. 2, 2002.

313. Co-Director - Symposium: "The Aging Spine" during NASS annual meeting in Montreal, Canada. November 2, 2002.

314. Faculty: "Spine+Science+Management" course. New Orleans, LA. November 21-24, 2002.

315. Participating member: Spine Interbody Research Group. Miami, FLA. December 2002.

316. Invited Speaker: American Academy of Minimally Invasive Spinal Medicine and Surgery 3rd World Congress & Annual meeting. Phoenix, AZ. December 9-10, 2002.

317. Participating member: Medtronic Pain Therapies Physician Council. Marina del Rey, CA. January 18-19, 2003.

318. Invited Speaker & Moderator: "Current Concepts and Future Perspectives of Spine Stabilization". International 21st Course for Percutaneous Endoscopic Spinal Surgery and Complementary Techniques. Zurich, Switzerland. January 23-25, 2003.

319. Participant: "Interventional Pain Management Techniques: A Hands-on Course". North American Spine Soecity. Rosemont, IL. January 31-February 1, 2003.

320. Invited Speaker & Co-Chairman: "Non-Fusion Techniques in Spinal Surgery". International Symposium. Presentation "Concept and Design of Maverick TDA". Co-Chair of "Dynamic Stabilization of Lumbar Spine" session. Presentation "Spinal Cord Stimulation: American Experience". Bordeaux, France. February 12-16, 2003.

321. Faculty Member: "Surgical Approach and Techniques for the Lumbar Spine: A Hands-on Course". North American Spine Society. Dallas, TX. March 13-14, 2003.

322. Course Director: "Management of Chronic Spinal Pain". Medtronic Pain. Denver, CO. March 14-16, 2003.

323. Participant: Spine Fellow Pain Management Course. Medtonic Pain. Minneapolis, MN. April 4-6, 2003.

324. Invited Speaker & Participant: Eastern Area Think Tank. Medtronic Sofamor Danek. Naples, FL. April 11-13, 2003.

325. Invited Speaker & Participant: Spine Arthroplasty Society. "Other Furture Disc Technology". Scottsdale, AZ. May 1-3, 2003.

326. Participant: Lumbar Spine Study Group Spring meeting. Dallas, TX. May 29-June 1, 2003.

327. Participant: "Lumbar Spinal Injections: A Hands-on Course". North American Spine Society. Memphis, TN. June 20-21, 2003.

328. Faculty Member: 10th International Meeting on Advanced Spine Techniques (IMAST). "The Functional Range of Motion and Biomechanical Evaluation of Maverick Total Disc Replacement in Isolated Spinal Segments". Rome, Italy. July 10-12, 2003.

329. Moderator: "Motion Preservation Technology" symposium at North American Spine Society "Spine Across the Sea" 2003 program. Maui, Hawaii. July 27-31, 2003.

330. Course Director & Participant: "Minimally Invasive Spine Surgery" and "Lumbar Degenerative Disease" during World Spine II meeting. Chicago, IL. August 10-13, 2003.

331. Symposium Speaker: "Surgical Treatments for Non-Surgeons and Surgeons Alike" during World Spine II meeting. Chicago, IL. August 10-13, 2003.

332. Course Director & Participant: Medtronic Pain Education Workshop. Minneapolis, MN. Oct. 3-5, 2003.

333. North American Spine Society (NASS) annual meeting in San Diego, CA. Oct. 20-24, 2003.
a. Board of Directors - Education Council Director
b. Faculty: Pre-Course Total Disc Replacement
c. Lecture: "Basic Science and Early Results of Maverick Disc - Special Considerations with a Metal-on-metal Prosthesis"
d. Program Director: Interbody Technologies: ALIF workshop
e. Instructor: International Maverick Training with Canadian surgeons
f. Co-Moderator: Lumbar Disc Scientific Session
g. Moderator: Medtronic Pain Meeting "Evolution of Spine Care"

334. Faculty & Participant: "Surgical Perspectives on Chronic Pain" Medtronic Pain Education Workshop. Newport Beach, CA. Nov. 8-9, 2003.

335. Faculty & Participant: "2nd Annual Dynamic Spine Stabilization Symposium". Texas Health Research Institute. Dallas, TX. Nov. 14-15, 2003.

336. Participant: Lumbar Spine Study Group Fall meeting. Scottsdale, AZ. Nov. 20-23, 2003.

337. Faculty & Participant: "Spinal Focus: Advances in Techniques & Technology" at SSAF meeting. New York, NY. Dec. 4-7, 2003.

338. Faculty & Participant: Swiss Spine Institute's 6th International Symposium. "Non-Fusion Technology with Live Transmitted surgeries - A State of the Art Debate". Via satellite between New York & Zurich. Dec. 12-13, 2003.

339. Faculty: Maverick Total Disc Replacement Training. Memphis, TN. Jan. 22, 2004.

340. Faculty & Participant: "Management of Chronic Spinal Pain Workshop". Medtronic Neurological. Phoenix, AZ. Jan. 24-25, 2004.

341. Participant: Medtronic Neurological Education Excellence meeting. Minneapolis, MN. Jan. 31, 2004.

342. Participant: North American Spine Society Spring Board of Directors' meeting. New York, NY. Feb. 26-27, 2004.

343. Faculty & Participant: Disc Arthroplasty Focus Group. Memphis, TN. Feb. 28, 2004.

344. Faculty & Participant: American Academy of Pain Medicine 20th Annual Meeting. "Salvage Surgery". Orlando, FL. March 3-4, 2004.

345. Faculty & Participant: Denver Spine Institute Winter Conference. "Motion Preservation Technology - Past, Present & Future: Is This the Right Path?" Denver, CO. March 4-6, 2004.

346. Faculty: North American Spine Society Hands-on Course: "Surgical Approach and Techniques for the Lumbar Spine." Rosemont, IL. March 19-20, 2004.

347. Faculty: Synarc training for Maverick Total Disc Replacement to Radiologists. San Francisco, CA. April 7-9, 2004.

348. Chairman & Moderator: North American Spine Society Spring Break. "Innovations in Spine Care". Boca Raton, FL. April 22-24, 2004.

349. Invited Speaker & Participant: Spine Arthroplasty Society Annual Meeting #4. "Posterior Element Disease and Insufficiency, Future Hybrid Mobile and Dynamic Constructs." Vienna, Austria. May 4-7, 2004.

350. Participant: Lumbar Spine Study Group Summer meeting. Washington, D.C. June 10-12, 2004.

351. Faculty & Participant: 11th International Meeting on Advanced Spine Techniques (IMAST). Bermuda. July 1-3, 2004.

352. Invited Faculty & Participant: OSTAR/Spine Technology Education Group "Innovative Techniques in Spine Surgery" symposium. Los Cabos, Mexico. Aug. 4-7, 2004.

353. Invited Moderator, Speaker & Participant: International Symposium "Non Fusion Techniques in Spinal Surgery". Moderator for Session III "Lumbar Disc Arthroplasty." Speaker: "A new type of semiconstrained lumbar disc prosthesis: Rationale and Biomechanics." Milan, Italy. Sept. 10-11, 2004.

354. Participant: Maverick Total Disc Investigators Meeting. Memphis, TN. Sept. 23-24, 2004.

355. Faculty & Participant: 3rd Annual Emerging Technologies in Spine Surgery meeting. "Clinical Experience with Maverick." Washington, D. C. Sept. 30-Oct. 2, 2004.

356. Participant: Disc Arthroplasty Focus Group meeting. Memphis, TN. October 22, 2004.

357. North American Spine Society (NASS) annual meeting in Chicago, IL. Oct. 25-29, 2004:
a. Board of Directors - Education Council Director
b. Moderator & Faculty- Precourse meetings "The Critical Evaluation of Emerging Technologies for the Diagnosis and Treatment of Spinal Disorders: Motion-Sparing Technology for the Treatment of Degenerative Disc Disease". c. Presentation: Current Evaluation of Motion-Sparing Techniques for the Treatment of Degenerative Disc Disease.
d. Moderator: Task Force Training Guidelines

358. Faculty: Spine Arthroplasty Society meeting "Basic Principles of Motion Preservation." Plano, TX. Nov. 11, 2004.

359. Faculty & Participant: Swiss Spine Institute and Texas Back Institute 2nd Trans Atlantic Spine Congress symposium, Innovations in Spine Surgery. Dallas, TX. Nov. 12-13, 2004.

360. Participant: Lumbar Spine Study Group meeting. New York, NY. December 1-2, 2004.

361. Participant: DePuy training session on Charite for NASS Board of Directors. Dec. 6-7, 2004.

362. Invited Moderator & Speaker: ISMISS annual meeting. "Two Years' Data Maverick: European and US IDE". Zurich, Germany. January 26-29, 2005.

363. Faculty & Participant: 4th Annual Symposium on Current Concepts in Spinal Disorders. "Maverick Total Disc Arthroplasty, US IDE Study and Outcomes Assessments" and "Meet the Professor Brunch." Lake Las Vegas, NV. February 11-13, 2005.

364. Invited Faculty: AOSpine Europe Intervertebral Lumbar Disc Symposium - Excellence in Spine. "Total Disc Replacement". Davos, Switzerland. March 17-20, 2005.

365. Participant: Posterior Dynamic Stabilization Focus Group meeting. Memphis, TN. March 31-April 1, 2005.

366. Participant & Member of Program Committee: North American Spine Society's "Spring Break 2005 - Back Into Motion". Speaker & Participant in symposium "Outcomes/Complications". Miami, FL. April 6-9, 2005.

367. Invited Speaker and Participant: 2005 Spine Society of Australia Annual Scientific Conference. "Lumbar Disc Arthroplasty" and "The Effect of Total Disc Arthroplasty on Sagittal Balance". Auckland, New Zealand. April 13-17, 2005.

368. Participant: Medtronic Sofamor Danek "Disc Arthroplasty Focus Group" meeting. Memphis, TN. April 27-28, 2005.

369. Faculty: Medtronic Sofamor Danek "Artificial Disc Revision" program. Memphis, TN. April 28-29, 2005.

370. Invited Speaker & Presentor: Spine Arthroplasty Society's 5th Annual Global Symposium Motion Preservation Technology. "The First Prospective Two Year Minimum Follow-up of Metal-on-Metal Maverick Total Disc Replacement (TDR)". Participant in Symposium - "Complications for Lumbar Disc Replacement" and "Patient Selection for Total Disc Replacement". New York, NY. May 4-7, 2005.

371. Participant: Lumbar Spine Study Group meeting. "Disc Arthroplasty: What's Happening in the U.S. Now". San Francisco, CA. June 22-23, 2005.

372. Invited Faculty: Global Spine course. "Spinal Motion, Fusion and Realignment - What's Important? What Works? And the Latest Techniques". Moderator for Case Discussions on "Lumbar DDD with Pain" and "Optimal Treatment for the Patient with Discogenic L5-S1 LBP". Presentor: IDE Update: Lumbar disc replacement - where are we now?" San Francisco, CA. June 24-26, 2005.

373. Participant and Invited Speaker: 12th International Meeting on Advanced Spine Techniques (IMAST)- Controversies in Contemporary Spine Surgery. "Does the Center of Rotation Matter in the Design of Lumbar Artificial Disks?" Banff, Alberta, Canada. July 5-9, 2005.

374. Participant and Coordinator: Medtronic Sofamor Danek "Artificial Disc Revision Training" program. Boston, MA. August 25-26, 2005.

375. Participant and Invited Speaker: ISMISS Scientific Session during XXIII SICOT World Congress 2005. Istanbul, Turkey. Sept. 6-10, 2005.

376. Participant and Invited Speaker: EuroSpine meeting. Barcelona. Sept. 21-24, 2005.

377. North American Spine Society (NASS) annual meeting in Philadelphia, PA. Sept. 26-Oct. 1, 2005.

378. Participant & Invited Speaker: Motion Preservation meeting. Monte Carlo. Oct. 12-15, 1005.

379. Participant: LSSG (Lumbar Spine Study Group) meeting. Charleston, SC. Nov. 10-12, 2005.

380. Participant & Invited Speaker: Brussels International Spine Symposium. Nov. 16-19, 2005.

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Need surgery for lumbar spinal stenosis? Article explains decompressive lumbar laminectomy, a surgical option for spinal stenosis. Written by a spine surgeon.

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