Patent · US Expired

Knee prosthesis

US3934272A · kind A · utility

34Cited by
2References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 19, 1974
Grant dateJan 27, 1976
Priority date
Expiry dateNov 19, 1994

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61F2/384
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A knee prosthesis comprising upper and lower metal members each having an extension adapted to fit into the narrow cavity of the adjacent femur and tibia the member being interconnected with one member entering the body of the other member in which there are half bearing members, the lower member being capable of rotating about the axis of the body and also, to a predetermined extent about the axis at right angles thereto.

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