Screw sheath

Details Screw sheath Screw sheath

1997-04-11

1999-05-18

Tucker, Guy V.

Surgery

Instruments

Orthopedic instrumentation

606104, A61B17/56

Patent

active

059046856

ABSTRACT:
An apparatus for endosteal fixation of a substitute graft by screw insertion having a cannulated sheath for guiding a screw into a tunnel in a surgical site. The sheath includes a tube section which has a protrusion on a cantilevered arm formed in the tube wall. The protrusion engages the external threads of the screw to lock the screw in position at a distal end of the sheath.

REFERENCES:
patent: 2267925 (1941-12-01), Johnston
patent: 4342309 (1982-08-01), Eftekhar
patent: 4760843 (1988-08-01), Fischer et al.
patent: 4963144 (1990-10-01), Huene
patent: 5217462 (1993-06-01), Asnis et al.
patent: 5354292 (1994-10-01), Braeuer et al.
patent: 5443509 (1995-08-01), Boucher et al.
patent: 5569251 (1996-10-01), Baker et al.
patent: 5658289 (1997-08-01), Boucher et al.

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