Special Interests
Qualifications
Award/Honors
Resume
Memberships
Internet Activities
Research Activities

Neurosurgical Courses Attended

1.      Australasian Neurosurgical Society Cerebrovascular Workshop, 5^th-7^th March, 1993: Sydney

2.      Early Management of Severe Trauma (E.M.S.T.), Royal Australasian College of Surgeons, 5^th-7^th August, 1994: Royal Prince Alfred Hospital, Sydney

3.      Cavernous Sinus and Lateral Skull Base Workshop, 24^th-26^th July, 1995: The St. Vincent’s Hospital, Sydney

4.      Preoperative Management of Neurotrauma, ANZCA 36^th Continuing Education Seminar, 11^th November, 1995, Sydney

5.      1996 Cerebral Hemodynamics and Embolism Symposium, with the Basic and Advanced Transcranial Doppler Course, 22^nd-24^th January, 1996, Dallas, Texas, U.S.A.

6.      Pituitary Symposium, May 11^th-May 12^th, 1996, Melbourne

7.      Peripheral Nerve Workshop, 11^th-13^th November, 1996, Sydney

8.      Midas Rex^® Hands-On Neuro Workshop: Modern Dissection Techniques of Bone, Biometals, and Bioplastics, April 26^th-27^th, 1996, Minneapolis, Minnesota, U.S.A.

9.      Microendoscopic Discectomy Workshop, 2^nd July, 1997, Sydney

10.  Postgraduate Neuropathology Course, 15^th - 18^th January, 1998, The University of Sydney, Sydney

11.  Midas Rex^® Hands-On Neuro Workshop: Modern Dissection Techniques of Bone, Biometals, and Bioplastics, October 31^st- November 1^st, 1998, Rochester, Minnesota, U.S.A.

12.  AO/ASIF Comprehensive Spine Course, March 9^th- 12^th 2000, Breckenridge, Colorado, U.S.A.

13.  Principles and Techniques of Examination and Evaluation of the Peripheral Nervous System, at the American Association of Neurological Surgeons, 2000 Annual Meeting, April 8^th- April 13^th, 2000, San Francisco, California, U.S.A.

14.  Basics of Spinal Stabilization, Fusion and Instrumentation, at the American Association of Neurological Surgeons, 2000 Annual Meeting, April 8^th- April 13^th, 2000, San Francisco, California, U.S.A.

15.  Management of Disorders of the Craniocervical Junction (faculty), as part of the 35^th Meeting of the Canadian Congress of Neurological Sciences, June 13^th-17^th, 2000, Ottawa, Canada

16.  Bryan Cervical Disc Prosthesis Workshop,  April 26^th, 2001, Perth, Australia

17.  Bryan Cervical Disc System Workshop (faculty), September 15, 2001, Sydney, Australia

18.  Prodisc Spine Arthroplasty Course. February 23^rd-25^th, 2003, Straubing, Germany

19.  Maverick Total Disc Replacement Inaugural Training Course.  March 22^nd, 2003, Brisbane, Australia

20.  Erromed Human Error and Safety Workshop. March 27^th- 28^th, 2003, Katoomba, N.S.W., Australia

21.  Stryker Spine Symposium. May 30^th- June 1^st, 2003, Port Stephens, NSW, Australia

22.  Minimal Access Spinal Surgery. August 30^th-31^st, 2003, Brisbane, Qld., Australia

23.  The 9^th Advanced Techniques in Cervical Spine Decompression and Stabilisation Course, January 9^th-11^th, 2004, St. Louis, MO, U.S.A. (faculty)

24.  Bryan Disc User Group Meeting, February 28^th- 29^th, 2004, Sydney, Australia (Co-chair)

25.  Risk Management Workshop, Royal Australasian College of Surgeons, July 24^th, 2004, Sydney, N.S.W., Australia

26.  Innovations in Spinal Fixation: An Advanced Course, February 26-27^th, 2005, Memphis, TN, U.S.A.

27.  Advanced Cervical Spine Reconstruction Course, June 8, 2006, Las Vegas, U.S.A. (faculty)

28.  AO ASIF Degenerative Spine Symposium. Principles and Emerging Technology. July 22^nd –July 23^rd, 2006, Montreal, Canada (faculty)

29.  O-Arm System Cadaver Lab/Hot City Meeting, December 2^nd, 2006, Las Vegas, Nevada

30.  Prestige Cervical Disc: Core Education Course, March 31^st, 2007,Memphis TN

31.  Advanced Cervical Spine Reconstruction Course, June 8, 2007, Las Vegas, U.S.A. (faculty)

Neurosurgical Conferences Attended

1.      Australian Neuroscience Society 13^th Annual Meeting, 3^rd-5^th February, 1993: Melbourne

2.      Xth International Congress of Neurological Surgery, 17^th-22^nd October, 1993: Acapulco, Mexico

3.      Australian Neuroscience Society 14^th Annual Meeting, 2^nd-4^th February, 1994: Sydney

4.      Spine Society of Australia and Neurosurgical Society of Australasia Combined Meeting, 16^th- 24^th September, 1995, Broome, Western Australia (awarded Peter Leech Prize)

5.      1996 Cerebral Hemodynamics and Embolism Symposium, with the Basic and Advanced Transcranial Doppler Course, 22^nd-24^th January, 1996, Dallas, Texas, U.S.A.

6.      XIth World Congress of Anaesthesiologists Meeting, 14^th-20^th April, 1996: Sydney

7.      American Association of Neurological Surgeons, 64^th Annual Meeting, April 27^th-May 2^nd, 1996, Minneapolis, Minnesota, U.S.A.

8.      Pituitary Symposium, May 11^th-May 12^th, 1996, Melbourne

9.      Neurosurgical Society of Australasia Meeting, 18^th-21^st September, 1996, Cairns, Queensland

10.  XIth International Congress of Neurological Surgery, 6^th-11^th July, 1997: Amsterdam, The Netherlands

11.  Neurosurgical Society of Australasia Meeting, 17^th-20^th September, 1997, Darwin, Northern Territory

12.  Royal Australasian College of Surgeons Annual Scientific Congress, 3^rd-8^th May, 1998, Sydney

13.  Marshall Professorship Lecture, 2^nd-3^rd February, 2000, Toronto, Canada

14.  The 2000 Keith Professorship in Neurosurgery, 14^th-15^th February, 2000, Toronto, Canada

15.  American Association of Neurological Surgeons, 2000 Annual Meeting, April 8^th- April 13^th, 2000, San Francisco, California, U.S.A.

16.   35^th Meeting of the Canadian Congress of Neurological Sciences, 13^th-17^th June, 2000, Ottawa, Canada

17.   AANS/CNS Section on Disorders of the Spine and Peripheral Nerves, 17^th Annual Meeting, February 14^th-17^th, 2001, Phoenix, Arizona, U.S.A.

18.   Controversies and Challenges in Spine Surgery, June 1^st-3^rd, 2001, Noosa Heads, QLD, Australia

19.   Spinal Nurses Symposium, June 23^rd, 2001, Sydney, Australia

20.   12th World Congress of Neurological Surgery, September 16^th -20^th, 2001, Sydney, Australia

21.   51^st Annual Congress of Neurological Surgeons Meeting, San Diego, California, September 29^th- October 4^th, 2001

22.   AANS/CNS Section on Disorders of the Spine and Peripheral Nerves, 18^th Annual Meeting, February 27^th- March 2^nd, 2002, Orlando, Florida, U.S.A.

23.   Medtronic Sofamor Danek Nurses Spinal Symposium & Workshop, April 20^th, 2002, Sydney, Australia

24.   Global Spine: Surgical Principles and the Latest Techniques, July 12^th –14^th, Maui, Hawaii, U.S.A.

25.   Kuring-Gai District Medical Association 26^th Annual Congress, September 29^th -October 5^th, 2002, Yeppoon, Qld, Australia

26.   North American Spine Society, 17^th Annual Meeting, October 29^th- November 2^nd, 2002, Montreal, Quebec, Canada

27.   Innovations in Image Guided Surgery. Stealth User Group Meeting, December, 8, 2002, Sydney, NSW, Australia

28.   American Association of Neurological Surgeons, 2003 Annual Meeting, April 28^th- May 1^st, 2003, San Diego, California, U.S.A.

29.   World Spine II, August 10^th-13^th, 2003, Chicago, Illinois, U.S.A.

30.  Cervical Spine Symposium: Innovative Technologies- Artificial Cervical Discs, September 18^th-21^st, 2003, Lake Placid, New York, U.S.A.

31. Congress of Neurological Surgery 2003 Annual Meeting, Oct 19^th- 23^rd, 2003, Denver, CO, U.S.A.
32. Elevating Best Practice in Spine- Challenges in Adult Deformity, November 6^th-8^th, 2003, Sydney, Australia

33.  AANS/CNS Section on Disorders of the Spine and Peripheral Nerves, 20^th Annual Meeting, 17^th -20^th March, 2004, San Diego, CA, U.S.A.

34.  Spine Society of Australia 2004 Annual Scientific Meeting, April 16^th – 18^th, 2004, Hyatt Coolum, Sunshine Coast, QLD, Australia

35.  SAS4- Global Symposium on Intervertebral Disc Replacement & Non-Fusion Technology, May 4^th – 7^th, 2004, Vienna, Austria

36.  Stryker Spine Symposium.  June 11^th – 14^th, 2004 , Gold Coast, Qld, Australia

37.  Spine Trauma Study Group Meeting, Sep 30^th- Oct 2^nd, 2004, New Orleans, LA, U.S.A.

38. Congress of Neurological Surgery 2004 54^th Annual Meeting, Oct 16^th- 21^st, 2004, San Francisco, CA, U.S.A.
39. Spinal Motion Incorporated Inaugural Meeting,  Jan 8^th- 13^th, 2005, Honolulu, Hawaii
40. SA5: Spine Arthroplasty Society Global Symposium on Motion Preservation Technology, May 4-7, 2005, New York, NY, U.S.A.
41. May 2005: International Bryan Cervical Disc User Group Meeting.  May 4, 2005, New York, NY, U.S.A.

42.  Spine Trauma Study Group Meeting, May 11^th- 13^th, 2005, Dallas, TX, U.S.A.

43.  Stryker Spine Symposium. The Practical Management of Complex Spinal Pathologies (convenor). May 27^th – May 29^th, 2005, Ayres Rock, NT, Australia

44.  Neurointensive Care: The Road Ahead. Joint Faculty of Intensive Care Medicine in Association with ANZICS 1^ST ASM, June 10^th- 12^th, 2005, Sydney, Australia

45.  12^th International Meeting on Advanced Spine Technologies (IMAST), July 7^th- 9^th, 2005, Banff, Alberta Canada, 2005

46.  Spine Trauma Study Group Meeting, January 12^th-14^th, 2006, Vancouver, Canada

47.  SA6- Global Symposium on Motion Preservation Technology, May 9^th -12^th, 2006, Montreal, Canada

48.   Advanced Cervical Spine Reconstruction Course, June 8, 2006, Las Vegas, U.S.A. (faculty)

49.  Global Spine, June 9-11, Las Vegas, U.S.A. (faculty)

50.  Surgical Management of the Cervical Spine, August 25^th, 2006, Sydney, Australia (faculty)

51.  Special Course IV. Motion Segment Preservation A to Z at the 23^rd Annual Meeting of the AANS/CNS Section on Disorders of the Spine and Peripheral Nerves, March 7^th, 2007, Phoenix, Arizona (faculty)

52.  23^rd Annual Meeting of the AANS/CNS Section on Disorders of the Spine and Peripheral Nerves, March 7^th- 10^th, 2007, Phoenix, Arizona (Organising Committee).

53.  Neurosciences Symposium, May 18^th, 2007,  Renown Regional Medical Centre, Reno, Nevada (faculty)

 Presentation at National Meetings

1.      February, 1993: “Impaired hippocampal long-term potentiation in the chronic hypoperfusion model of the rat” at the Australian Neuroscience Society 13^th Annual Meeting, 3^rd-5^th February, 1993: Melbourne

2.      February, 1994: “Alterations in hippocampal structure in the chronic hypoperfusion model in the rat” at the Australian Neuroscience Society 14^th Annual Meeting, 2^nd-4^th February, 1994: Sydney

3.      September, 1995: “Chronic cerebral hypoperfusion and impaired neuronal function in the rat” at the Spine Society of Australia and Neurosurgical Society of Australasia Combined Meeting, 16^th- 24^th September, 1995, Broome, Western Australia (awarded Peter Leech Prize)

4.      September, 1996: “Pathological consequences of chronic cerebral hypoperfusion in the rat”; at the Neurosurgical Society of Australasia Meeting, 18^th-21^st September, 1996, Cairns, Queensland

5.      September 1997: “The palmtop pilot in neurosurgical practice management” at the Practice Management Workshop, 14^th-16^th September, 1997, Jabiru, Kakadu National Park, Northern Territory

6.       September 1997: “Delayed neurological deterioration following resection of arteriovenous malformations of the brain” at the Neurosurgical Society of Australasia Meeting, 17^th-20^th September, 1997, Darwin, Northern Territory

7.       April 2001: “Methylprednisolone in acute spinal cord injury: arguments for its use” at the 12^th Annual Scientific Meeting of the Spine Society of Australia, April 27^th, 2001, Perth, Western Australia

8.      October 2002: “Revisiting cervical myelopathy in the new millenium” at the Kuring-Gai District Medical Association 26^th Annual Congress, September 29^th -October 5^th, 2002, Yeppoon, Qld, Australia

9. November 2003: “Lytic Spondylolisthesis- Who Needs Surgery? Who Doesn’t? at Elevating Best Practice in Spine- Challenges in Adult Deformity, November 7^th, 2003, Sydney, Australia

10.  June 2006: “Posterior cervical fixation in spinal trauma” at Advanced Cervical Spine Reconstruction Course, June 8, 2006, Las Vegas, U.S.A.

11.  August 2006: ”Lateral Mass Fixation: Technique” at Surgical Management of the Cervical Spine Course,  August 25^th, 2006, Sydney, Australia

12.  August 2006: ”Pearls, Tips and Tricks of C1/2 fixation”  at the Surgical Management of the Cervical Spine Course,  August 25^th, 2006, Sydney, Australia

13.  August 2006: ”C7/T1/T2 fixation”  at the Surgical Management of the Cervical Spine Course,  August 25^th, 2006, Sydney, Australia

14.  August 2006: ”Complications of Cervicothoracic Fixation”  at the Surgical Management of the Cervical Spine Course,  August 25^th, 2006, Sydney, Australia

15.  August 2006: ”Complications of Lateral Mass Fixation”  at the Surgical Management of the Cervical Spine Course,  August 25^th, 2006, Sydney, Australia

Presentation at International Meetings

1.      October, 1993: “Altered hippocampal structure and function in the chronic hypoperfusion model of the rat” at the Xth International Congress of Neurological Surgery, 17^th-22^nd October, 1993: Acapulco, Mexico

2.      January, 1996: “Alterations in animals behavior in the chronic hypoperfusion model in the rat” at the 1996 Cerebral Hemodynamics and Embolism Symposium, with the Basic and Advanced Transcranial Doppler Course, 22^nd-24^th January, 1996, Dallas, Texas, U.S.A.

3.      January 1996: “Alterations in hippocampal structure in the chronic hypoperfusion model in the rat” (nominated for Cerebrovascular Research Award) at the 1996 Cerebral Hemodynamics and Embolism Symposium, with the Basic and Advanced Transcranial Doppler Course, 22^nd-24^th January, 1996, Dallas, Texas, U.S.A.

4.      April, 1996: “Alterations in animal behavior in the chronic hypoperfusion model in the rat”, at the American Association of Neurological Surgeons, 64^th Annual Meeting, April 27^th-May 2^nd, 1996, Minneapolis, Minnesota, U.S.A.

5.      April, 1996: “Alterations in hippocampal structure in the chronic hypoperfusion model in the rat” at the American Association of Neurological Surgeons, 64^th Annual Meeting, April 27^th-May 2^nd, 1996, Minneapolis, Minnesota, U.S.A.

6.       April, 1996: “Chronic cerebral hypoperfusion in the rat: temporal delineation of effects” at the American Association of Neurological Surgeons, 64^th Annual Meeting, April 27^th-May 2^nd, 1996, Minneapolis, Minnesota, U.S.A.

7.      July, 1997: “The effects of chronic cerebral hypoperfusion associated with arteriovenous malformations” (prize-winning paper), ” at the XIth International Congress of Neurological Surgery, 6^th-11^th July, 1997: Amsterdam, The Netherlands

8.       July, 1997: “Defining the role of capillaries in normal perfusion pressure breakthrough and occlusive hyperemia” ” at the XIth International Congress of Neurological Surgery, 6^th-11^th July, 1997: Amsterdam, The Netherlands

9.      July, 1997: “Delayed neurological deterioration following resection of arteriovenous malformations of the brain” at the XIth International Congress of Neurological Surgery, 6^th-11^th July, 1997: Amsterdam, The Netherlands

10.  April, 2000: “Role of apoptosis in neuronal and axonal degeneration in cervical spondylitic myelopathy: an immunohistochemical study of human autopsy cases” at the American Association of Neurological Surgeons, 2000 Annual Meeting, April 8^th- April 13^th, 2000, San Francisco, California, U.S.A.

11.  June, 2000: “Role of apoptosis in neuronal and axonal degeneration in cervical spondylotic myelopathy: an immunohistochemical study of human autopsy cases” at the 35^th Meeting of the Canadian Congress of Neurological Sciences, 13^th-17^th June, 2000, Ottawa, Canada

12.  September, 2000: “Role of apoptosis in neuronal and axonal degeneration in cervical spondylotic myelopathy: an immunohistochemical study of human autopsy cases” at the Congress of Neurological Surgeons 50th Annual Meeting, September 23^rd-28^th, San Antonio, Texas, U.S.A.

13.  September 2001: “Spinal metastatic disease: posterior vertebrectomy for high thoracic and cervicothoracic metastatic vertebral tumours” at the Breakfast Session on Spinal Metastatic Disease, at the 12th World Congress of Neurological Surgery, September 16^th -20^th, 2001, Sydney, Australia

14.  August, 2002:  “Surgical management of spinal injury” at ICRAN 2002: International Conference on Recent Advances on Neurotraumatology, August 1-4, 2002, Bali, Indonesia

15. April, 2003: “Posterior Cervical Decompression And Fusion For Circumferential Spinal Cord  Compression: Prospective Review Of  30 Consecutive Cases” at the American Association of Neurological Surgeons, 2003 Annual Meeting, April 28^th- May 1^st, 2003, San Diego, California, U.S.A.

16.  August, 2003: “Posterior Cervical Decompression And Fusion For Circumferential Spinal Cord  Compression: Prospective Review Of  43 Consecutive Cases” at World Spine II, August 10^th-13^th, 2003, Chicago, Illinois, U.S.A.

17.  August, 2003: “Lateral Mass Posterior Cervical Fixation: A Prospective Analysis of 612 Consecutive Screws In 95 Patients” at World Spine II, August 10^th-13^th, 2003, Chicago, Illinois, U.S.A.

18.  September 2003:  Cervical Spine Symposium: Innovative Technologies- Artificial Cervical Discs: “Indications for Multilevel Cervical Arthroplasty”, September 18^th-21^st, 2003, Lake Placid, New York, U.S.A.

19. October 2003: “Posterior Cervical Decompression And Fusion For Circumferential Spinal Cord  Compression: Prospective Review Of  43 Consecutive Cases” at Congress of Neurological Surgeons Annual Meeting, October 19^th- 23^rd, 2003, Denver, Colorado, U.S.A.

20. October, 2003: “Lateral Mass Posterior Cervical Fixation: A Prospective Analysis of 612 Consecutive Screws In 95 Patients” at Congress of Neurological Surgeons Annual Meeting, October 19^th- 23^rd, 2003, Denver, Colorado, U.S.A.

21. October, 2003: “Multilevel Cervical Arthroplasty” at Congress of Neurological Surgeons Annual Meeting, October 19^th- 23^rd, 2003, Denver, Colorado, U.S.A.

22.  May, 2004: “Cervical Arthroplasty: Beyond the European and United States FDA Study” at SAS4- Global Symposium on Intervertebral Disc Replacement & Non-Fusion Technology, May 4^th – 7^th, 2004, Vienna, Austria

23. October 2004: “Present Day Technology of Spinal Arthroplasty: What’s Available Now and in the Near Future” at  the Congress of Neurological Surgery 2004 54^th Annual Meeting, Oct 16^th- 21^st , 2004, San Francisco, CA, U.S.A.

24. May 2005: “Cervical arthroplasty after previous surgery. Report of 15 cases. ” at the SA5: Spine Arthroplasty Society Global Symposium on Motion Preservation Technology, May 4-7, 2005, New York, NY, U.S.A.

25. May 2005: “Post-operative kyphosis and segmental imbalance with the Bryan cervical disc – a study of the incidence and causative factors in 66 patients” at the SA5: Spine Arthroplasty Society Global Symposium on Motion Preservation Technology, May 4-7, 2005, New York, NY, U.S.A.

26.  June 2005: “Early fixation of spinal fracture: when to cut” at Neurointensive Care: The Road Ahead. Joint Faculty of Intensive Care Medicine in Association with ANZICS 1^ST ASM, June 10^th- 12^th, 2005, Sydney, Australia

27.  Sekhon LHS, Sears W and Duggal N: “Cervical arthroplasty after previous surgery: report of 15 cases.” Proceeds  of 12^th International Meeting on Advanced Spine Technologies (IMAST), July 7^th- 9^th, 2005, Banff, Alberta Canada, 2005

28.  Sekhon LHS, Sears W and Duggal N: “Cervical arthroplasty after previous surgery: report of 15 cases.” Proceeds  of the 20^th Annual Meeting of the North American Spine Society, September 27^th- October 1^st, 2005, Philadelphia, PA, U.S.A.

29.  Joseph V, Sekhon L, Duggal N, Sphenoid E, Choy D, Bertagnoli R, Massicotte E and Fehlings MG: Revision strategies for Cervical Arthroplasty: results of a multi-surgeon international survey. Proceeds  of SA5- Global Symposium on Motion Preservation Technology, Montreal Canada, May 9-12, 2006

30.  March 2007: “Cervical Arthroplasty. Metal on Poly: Current Status” at the 23^rd Annual Meeting of the AANS/CNS Section on Disorders of the Spine and Peripheral Nerves, March 7^th- 10^th, 2007, Phoenix, Arizona.

31.  March 2007: “Motion Preservation Symposium (moderator)” at the 23^rd Annual Meeting of the AANS/CNS Section on Disorders of the Spine and Peripheral Nerves, March 7^th- 10^th, 2007, Phoenix, Arizona.

32.  March 2007: Furlan J, Fehlings MG, Aarabi B, Massicotte EM, Vaccaro AR, Anderson G, Bono C, France J, Madrazo IN, Villanueva C, Sekhon LHS, Grauer J, Arnold PM, Gahr R-H, Mikulis DJ: “Quantitative Assessment of Spinal Canal Compromise and Spinal Cord Compression after Traumatic Cervical Spinal Cord Injury Using Digital Imaging: Results of the Spine Trauma Study Group Reliability Study” at the 23^rd Annual Meeting of the AANS/CNS Section on Disorders of the Spine and Peripheral Nerves, March 7^th- 10^th, 2007, Phoenix, Arizona.

Invited Presentations

1.     

1.      July, 1997: “The effects of chronic cerebral hypoperfusion associated with arteriovenous malformations” (prize-winning paper), ” at the XIth International Congress of Neurological Surgery, 6^th-11^th July, 1997: Amsterdam, The Netherlands

2.      August, 1998: “Management of poor-grade subarachnoid hemorrhage patients: an evidence-based study” at the Mayo Clinic Department of Neurological Surgery Grand Rounds,  8^th August, 1998, Rochester, Minnesota, U.S.A.

3.      November, 1998: “Delayed neurological deterioration following resection of arteriovenous malformations of the brain” at the Mayo Clinic Department of Neurological Surgery Grand Rounds, 7^th November, 1998, Rochester, Minnesota, U.S.A.

4.      February, 1999: “Chronic cerebral hypoperfusion. Part 1: electrophysiology” at the Mayo Clinic Department of Neurological Surgery Grand Rounds, 13^th February, 1999, Rochester, Minnesota, U.S.A.

5.      February, 1999: “Chronic cerebral hypoperfusion. Part 2: histopathology and behavior” at the Mayo Clinic Department of Neurological Surgery Grand Rounds, 20^th February, 1999, Rochester, Minnesota, U.S.A.

6.      September 1999: “Transcranial doppler: use, misuse and rationale” at the Mayo Clinic Department of Neurological Surgery Grand Rounds, September 4, 1999, Rochester, Minnesota, U.S.A.

7.      December 1999: “Cervical radiculopathy: surgical considerations” at the Toronto Western Hospital Medical Grand Rounds, December 8, 1999, Toronto, Ontario, Canada

8.      February, 2000: “Rheumatoid arthritis: neurosurgical aspects” at The 2000 William S. Keith Professorship in Neurosurgery, 15^th February, 2000, Toronto, Ontario, Canada

9.      October, 2000: Kuring-Gai District Medical Association RACGP Continuing Education: “Untangling the mysteries of back problems”, October 19, 2000, Sydney, NSW, Australia

10.  March, 2001: Manly District Medical Association RACGP Continuing Education: “Untangling the mysteries of back problems”, March 15, 2001, Sydney, NSW, Australia

11.  April 2001: “ Methylprednisolone in acute spinal cord injury: arguments for its use”, at the 12^th Annual Scientific Meeting of the Spine Society of Australia, April 27^th, 2001, Perth, Western Australia.

12.  May 2001: Department of General Practice, Dalcross Private Hospital: “Untangling the mysteries of back problems”, May 16, 2001, Sydney, NSW, Australia

13.  June 2001: Medtronic Sofamor Danek Nurses Spinal Symposium & Workshop: “Management of spinal trauma and tumours”, June 23^rd, 2001, Sydney, NSW, Australia

14.  June 2001: Medtronic Sofamor Danek Nurses Spinal Symposium & Workshop: “New technologies and advances in spinal surgery”, June 23^rd, 2001, Sydney, NSW, Australia

15.  July 2001: Pittwater Radiology Clinical Meeting: “New technologies in spinal surgery”, July 23^rd, Sydney, NSW, Australia

16.  August 2001: “The Surgical Management of Spinal Cord Injury” at the Spine Injury Conference, 31^st August, 2001, Rex Hotel, Sydney, Australia

17.  September 2001: “Spinal metastatic disease: posterior vertebrectomy for high thoracic and cervicothoracic metastatic vertebral tumours” at the Breakfast Session on Spinal Metastatic Disease, at the 12th World Congress of Neurological Surgery, September 16^th -20^th, 2001, Sydney, Australia

18.  October 2001: The Northern Sydney Division of General Practice Seminar on Current Trends in Back Surgery, North Shore Private Hospital: “Mysteries of lower back problems and their surgical management”, May 16^th, 2001, Sydney, NSW, Australia

19.  February 2002: The Northern Sydney Area Health RNSH ½ Day Trauma Seminar, Royal North Shore Hospital, “Spinal cord injury assessment and management”, February 16^th, 2002

20.  April 2002: Medtronic Sofamor Danek Nurses Spinal Symposium & Workshop: “New technologies and advances in spinal surgery”, April 20^th, 2002, Sydney, NSW, Australia

21.  August, 2002:  “Surgical management of spinal injury” at ICRAN 2002: International Conference on Recent Advances on Neurotraumatology, August 1-4, 2002, Bali, Indonesia

22.  October 2002: Kuring-Gai District Medical Association 26^th Annual Congress: “Revisiting cervical myelopathy in the new millenium”, October 1, 2002, Yeppoon, Qld, Australia

23.  December, 2002: Innovations in Image Guided Surgery. Stealth User Group Meeting: “Fluoroscopic Navigation in Spinal Surgery”, December 8, 2002, Sydney, NSW, Australia

24.  February, 2003: Tiny Tots Trauma Day: “Paediatric Head and Spinal Injuries”, February 15, 2003, Royal North Shore Hospital, Sydney, NSW, Australia

25.   May, 2003: Sydney NeuroSpine Clinic GP Seminar: “Unravelling Neck Problems: Pain, discs, myelopathy”, May 5, 2003, Chatswood, NSW, Australia

26.  May 2003: Seminar on the Management of Major Trauma, Royal North Shore Hospital, “Spinal cord injury assessment and management”, May 17^th, 2003

27.  August 2003: Minimal Access Spinal Surgery: “MAST Applications to Trauma”, August 31^st, 2003, Brisbane, Qld., Australia

28.  September 2003:  Cervical Spine Symposium: Innovative Technologies- Artificial Cervical Discs: “Indications for Multilevel Cervical Arthroplasty”, September 18^th-21^st, 2003, Lake Placid, New York, U.S.A.

29.  October 2003:  Arthroplasty Seminar, 20^th October, 2003, Congress of Neurological Surgeons Annual Meeting, Denver, CO, U.S.A.

30.  November 2003: “Lytic Spondylolisthesis- Who Needs Surgery? Who Doesn’t? at Elevating Best Practice in Spine- Challenges in Adult Deformity, November 7^th, 2003, Sydney, Australia

31.  November 2003: “Cervical Arthroplasty” at Innovations & Excellence in Spinal Surgery”, November 22^nd, 2003, Sydney, Australia

32.  November 2003: “MAST Fusion” at Innovations & Excellence in Spinal Surgery”, November 22^nd, 2003, Sydney, Australia

33.  November 2003: “Image-Guided Spine Surgery” at Innovations & Excellence in Spinal Surgery”, November 22^nd, 2003, Sydney, Australia

34.  November, 2003: “Arthroplasty for Cervical Spine Disorders” at the 33^rd ASM of the Australian Association of Musculoskeletal Medicine, November 29^th, 2003, Sydney, Australia

35.  November, 2003: Tiny Tots Trauma Day: “Paediatric Head and Spinal Injuries”, November 29^th, 2003, Royal North Shore Hospital, Sydney, NSW, Australia

36.  January 2004: The 9^th Advanced Techniques in Cervical Spine Decompression and Stabilisation Course: “The Future: Artificial Disc Replacement”, January 9^th-11^th, 2004, St. Louis, MO, U.S.A.

37.  October 2004: Congress of Neurological Surgery 2 54^th Annual Meeting:  “Present Day Technology of Spinal Arthroplasty: What’s Available Now and in the Near Future”, October 16^th- 21^st , 2004, San Francisco, CA, U.S.A.

38.  May 2005: “Cervical arthroplasty after previous surgery. Report of 15 cases. ” at the International Bryan Cervical Disc User Group Meeting.  May 4, 2005, New York, NY, U.S.A.

39.  May 2005: “Post-operative kyphosis and segmental imbalance with the Bryan cervical disc – a study of the incidence and causative factors in 66 patients” at the International Bryan Cervical Disc User Group Meeting.  May 4, 2005, New York, NY, U.S.A.

40.  June 2005: “Early fixation of spinal fracture: when to cut” at Neurointensive Care: The Road Ahead. Joint Faculty of Intensive Care Medicine in Association with ANZICS 1^st ASM, June 10^th- 12^th, 2005, Sydney, Australia

41.  September 2005: “Cervical arthroplasty after previous surgery. Report of 15 cases. ” at the North American Spine Society 20^th Annual Meeting, September 27^th – October 1^st , 2005, Philadelphia, PA, U.S.A.

42.  June 2006: “Posterior cervical fixation in spinal trauma” at Advanced Cervical Spine Reconstruction Course, June 8, 2006, Las Vegas, U.S.A.

43.  June, 2006: “”Surgical and Non-Surgical Treatment for Back Pain Management”” at the Washoe Medical Center  Grand Rounds,  June 13^th, 2006, Reno, Nevada

44.  July 2006: “Cervical Disc Arthroplasty” at the AO ASIF Degenerative Spine Symposium. Principles and Emerging Technology. July 22^nd –July 23^rd, 2006, Montreal, Canada

45.  July 2006: “Is there a role for dynamic stabilization?” at the AO ASIF Degenerative Spine Symposium. Principles and Emerging Technology. July 22^nd –July 23^rd, 2006, Montreal, Canada

46.  July 2006: “Arthroplasty Complications” at the AO ASIF Degenerative Spine Symposium. Principles and Emerging Technology. July 22^nd –July 23^rd, 2006, Montreal, Canada

47.  August 2006: ”Lateral Mass Fixation: Technique” at Surgical Management of the Cervical Spine Course,  August 25^th, 2006, Sydney, Australia

48.  August 2006: ”Pearls, Tips and Tricks of C1/2 fixation”  at the Surgical Management of the Cervical Spine Course,  August 25^th, 2006, Sydney, Australia

49.  </