Patent · US Expired

Femur head prosthesis

US5092900A · kind A · utility

35Cited by

1References

8Claims

0Family size

Assignees

Sulzer Brothers Limited · CH
PROTEK, INC. · CH

Inventors

Pier G. Marchetti · Bologna, IT
Roland Willi · Neftenbach, CH
Rudolf Koch · Oberhaching, DE

Key dates

Filing date	Mar 6, 1991
Grant date	Mar 3, 1992
Priority date	—
Expiry date	Mar 6, 2011

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61F2220/0041
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

A femur head prosthesis is provided with a shank body for implanting in a femur and a pair of removeably fastened cheeks which are secured to opposite sides at a proximal end of the shank body. The cheeks can be selected from a kit of different sized cheeks. Also, each cheek has a bulge extending laterally from the shank body. Also, each cheek tapers in conically from lateral to medial and from proximal to distal.

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