Patent · US Expired

Artificial hip joint

US4840630A · kind A · utility

21Cited by
7References
3Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 4, 1988
Grant dateJun 20, 1989
Priority date
Expiry dateFeb 4, 2008

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61F2310/00203
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

An artificial hip joint for connecting a hipbone with a thighbone is disclosed. Its external frame member to be secured in the hipbone, at least the section directly contacting the hipbone, is made of ceramic material, and a socket plug for rotatably supporting the condyle of a stem member is made of plastic material.

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