Patent · US Expired

Prosthetic acetabular cup

US4563778A · kind A · utility

79Cited by
3References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 23, 1983
Grant dateJan 14, 1986
Priority date
Expiry dateFeb 23, 2003

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61F2310/00353
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

An integral prosthetic acetabular cup assembly and a method for making the same including an inner liner contacting an outer backing and a plurality of spacers mechanically entrapped between the inner liner and the outer backing. The spacers may be made of a material different from that of the inner liner and of the outer backing.

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