Patents
U.S. Patents
- Method for Decompressing Herniated Intervertebral Discs, Spine Instruments, October, 1983. #4,573,448
- Surgical Cutting Device with Reciprocating Cutting Member, July, 1989.
- Reexamination of Patent, Method for Decompressing Herniated Intervertebral Discs, March, 1990.
- Deflecting Suction Forceps, July, 1991. #5,354,311
- Percutaneous Fixation of the Vertebrae, September,1993 #5,242,443
- Unilateral Biportal Percutaneous surgical Procedure and Instrumentation, October, 1991.#5,395,317
- Open Surgical Technique for Vertebral Fixation with Subcutaneous Fixators Positioned between the Skin and the Lumbar Fascia of the Patient, January, 1996 #5,480,440
- Offset Bone Bolt #5,545,228
- Percutaneous Screw Adapter #5,584,887
- Oval Cannula Assembly, May, 1996 #08/643,056
- Double Barrel Spinal Fixation System and Method May, 1997 #5,630,816
- Expandable Intervertebral Cage and Surgical Method September, 1997 #5,665,122
- Method and Instruments for Percutaneous Arthroscopic Disc Removal, Bone Biopsy and Fixation of the Vertebrae #5,964,761, Oct. 12,1999
- Method for Percutaneous Arthroscopic disc Removal Bone Biopsy and Fixation of the Verebrae #6,175,758B1, January 16, 2001
- Method and Instruments for Percutaneous Arthroscopic Disc Removal, Bone Biopsy and Fixation of the Vertebrae Jul. 22, 2003 #6,596,008B1
- Collaboration with Shelia Kambin, M.D.,Endoscopic Balloon Tissue Dissector and Retractor October, 2011 #11,639,869
European Patents
- Pedicle screw and percutaneous fixation of vertebrae #92306935.5, July, 1992
- Fixation apparatus, April, 1994
- Offset Bone Bolt, #061116
- Percutaneous Screw Adapter #5,584,887
- Oval Cannula Assembly, January, 1999 #97922618.0-2305