Device for postoperative fixation back into the cranium of a plu

Details Device for postoperative fixation back into the cranium of a plu Device for postoperative fixation back into the cranium of a plu

1997-01-28

1998-09-01

Tucker, Guy V.

Surgery

Instruments

Orthopedic instrumentation

A61B 1768

Patent

active

058004360

ABSTRACT:
A device for postoperative fixation back into the cranium of a plug of bone removed therefrom during a surgical operation. The device comprises a pin (11) and two concavoconvex disks (21 & 22) of a physiologically compatible metal or metal compound. The pin has a flat head (111) at one end and one (21) of the disks comes to rest against the head. Each disk has row of teeth (213 & 223) extending along the edge of the concave side and a bore (211 & 221) through the center. The shaft (112) of the pin fits into the bores. The disks can be mounted on the shaft with the teeth on each one facing the teeth on the other. The second disk can be fastened to the shaft.

REFERENCES:
patent: 3741205 (1973-06-01), Markolf et al.
patent: 5167665 (1992-12-01), McKinney
patent: 5342393 (1994-08-01), Stack
patent: 5350399 (1994-09-01), Erlebacher et al.
patent: 5549620 (1996-08-01), Bremer

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