1
David C Paul, Hansjuerg W Emch, Beat Schenk: Intervertebral allograft spacer. Synthes, Pennie & Edmonds, July 10, 2001: US06258125 (405 worldwide citation)

An allogenic intervertebral implant for fusing vertebrae is disclosed. The implant is a piece of allogenic bone conforming in size and shape with a portion of an end plate of a vertebra. The implant has a wedge-shaped profile to restore disc height and the natural curvature of the spine. The top and ...


2
Max Aebi, Thomas Steffen, David C Paul, William A Cottle, Beat Schenk: Spinal disc space distractor. Synthes U, Pennie & Edmonds, July 17, 2001: US06261296 (362 worldwide citation)

A distractor for separating adjacent elements, such as vertebrae. The distractor preferably has a scissors-type distracting mechanism, either in a simple scissors or double-acting scissors configuration. Additionally, one or more of the blades, distracting mechanism, and handles are offset with resp ...


3
David C Paul, Hansjuerg W Emch, Beat Schenk, Jeffrey L Carver, Kelly J Baker: Allogenic intervertebral implant. Synthes, Pennie & Edmonds, November 7, 2000: US06143033 (269 worldwide citation)

An allogenic intervertebral implant for fusing vertebrae is disclosed. The implant is an annular plug conforming in size and shape with end plates of vertebrae. The implant has either an exterior surface identical to that of the harvest bone or an exterior surface machined to have a uniform shape su ...


4
David C Paul, Hansjuerg W Emch, Beat Schenk, Joseph A Yaccarino III: Intervertebral allograft spacer. Synthes, Musculoskeletal Transplant Foundation, Pennie & Edmonds, April 29, 2003: US06554863 (233 worldwide citation)

An allogenic intervertebral implant for fusing vertebrae is disclosed. The implant is a piece of allogenic bone conforming in size and shape with a portion of an end plate of a vertebra. The implant has a wedge-shaped profile to restore disc height and the natural curvature of the spine. The top and ...


5
Max Aebi, Thomas Steffen, David C Paul, William A Cottle, Beat Schenk: Spinal disc space distractor. Jones Day, March 30, 2004: US06712825 (193 worldwide citation)

A distractor for separating adjacent elements, such as vertebrae. The distractor preferably has a scissors-type distracting mechanism, either in a simple scissors or double-acting scissors configuration. The distractor includes blades that are removable from the jaws of the distractor such that diff ...


6
David C Paul, Hansjuerg Emch, Beat Schenk: Intervertebral allograft spacer. Synthes, Jones Day, January 17, 2006: US06986788 (117 worldwide citation)

An allogenic intervertebral implant for fusing vertebrae is disclosed. The implant is a piece of allogenic bone conforming in size and shape with a portion of an end plate of a vertebra. The implant has a wedge-shaped profile to restore disc height and the natural curvature of the spine. The top and ...


7
Beat Schenk: Threaded washer. Synthes, Fish & Richardson P C, December 7, 1999: US05997541 (115 worldwide citation)

A threaded washer with a central bore for use with a bone screw is disclosed. The washer is threaded into a counterbore extending below the bone surface and into cancellous bone material. The external washer threads are tapered to provide improved purchase. The bone screw is inserted through the cen ...


8
Beat Schenk: Threaded washer and bone screw apparatus. Synthes, Fish & Richardson P C, April 11, 2000: US06048344 (82 worldwide citation)

A threaded washer with a central bore for use with a bone screw is disclosed. The washer is threaded into a counterbore extending below the bone surface and into cancellous bone material. The external washer threads are tapered to provide improved purchase. The bone screw is inserted through the cen ...


9
David C Paul, Hansjuerg W Emch, Beat Schenk, Michael L Boyer II, Thomas B Higgins: Bone implants with central chambers. Synthes, Jones Day, August 8, 2006: US07087082 (78 worldwide citation)

A bone fusion implant for repair or replacement of bone includes a hollow body formed from at least two bone fragments which are configured and dimensioned for mutual engagement and which are coupled together. The hollow body may be formed of autograft, allograft, or xenograft bone tissue, and may i ...


10
David C Paul, Hansjuerg Emch, Beat Schenk: Intervertebral allograft spacer. Synthes, Stroock & Stroock & Lavan, March 25, 2008: US07347873 (62 worldwide citation)

An allogenic intervertebral implant for fusing vertebrae is disclosed. The implant is a piece of allogenic bone conforming in size and shape with a portion of an end plate of a vertebra. The implant has a wedge-shaped profile to restore disc height and the natural curvature of the spine. The top and ...