Patent · US Expired

Neck screw

US6423066B1 · kind B1 · utility

40Cited by

17References

21Claims

0Family size

Assignee

Stryker Trauma GmbH · CH

Inventors

Hans E. Harder · Probsteierhagen, DE
Bernhard Karich · Bautzen - Budyšin, DE

Key dates

Filing date	Dec 21, 1999
Grant date	Jul 23, 2002
Priority date	—
Expiry date	Dec 21, 2019

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61B2017/8655
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

A hip neck screw having a shank, a male-threaded portion at the proximal end thereof and areas for engagement by a tool wherein the screw is designed in such a way that it is adapted to be passed through a bore of a supporting device adapted to be mounted on the femur, preferably a locking nail and to be held therein. The neck screw has axially parallel grooves extending from the distal end are formed at opposite sides, of which at least one extends into the threaded portion. A fork-like blade is provided having blade legs which are accommodated by the grooves and has a connecting portion of the legs adapted to be connected to the distal end of the screw shank.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.