Tissue graft impingement device

Details Tissue graft impingement device Tissue graft impingement device

1998-01-07

2000-07-11

Buiz, Michael

Surgery

Instruments

Orthopedic instrumentation

D24 26, A61F 500

Patent

active

06086592&

ABSTRACT:
A device for determining possible impingement of a replacement tissue graft with a portion of a bone at a joint, the replacement tissue graft of the type to be inserted and secured within a bone passage at the joint. The device includes (1) an elongated support shaft having a longitudinal axis and (2) a head disposed at a distal end of the support shaft. The head has (a) an engagement passage having an axis, the engagement passage configured to engage a guide wire disposed within the bone; and (b) an impingement surface corresponding to the shape of a portion of the replacement tissue graft, the impingement surface spaced from the axis of the groove by a pre-determined distance corresponding to a dimension of the tissue graft.

REFERENCES:
patent: D243123 (1977-01-01), Shen et al.
patent: D245918 (1977-09-01), Shen
patent: 4057858 (1977-11-01), Helfet
patent: 4134158 (1979-01-01), Laure
patent: 5300077 (1994-04-01), Howell
patent: 5380331 (1995-01-01), Mikhail
patent: 5688276 (1997-11-01), Shaffer
Arthrotek a Wholly Owned Subsidiary of Biomet, Inc. "Impingement-Free Tibial Guide System Surgical Technique", 1992.
Arthrotek An Integral Part of Biomet's Worldwide Team, "The One Step Guide for Positioning the Tibial Tunnel", One Step Tibial Guide System, 1996.
Smith & Nephew Endoscopy Division 1998 Products Catalog, "Knee Arthroscopy", pp. G1-G32.

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