Patent · US Expired

Hip endoprosthesis with stepped load-transferring surfaces

US4031571A · kind A · utility

22Cited by
4References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 24, 1975
Grant dateJun 28, 1977
Priority date
Expiry dateDec 24, 1995

Classification

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

Abstract

The thigh portion of an endoprosthesis for hip joints is provided with stepped projecting surfaces to distribute forces in the bone tissue.

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