Patent · US Expired

Retention device for centering an endoprosthesis shank in a bone

US4523587A · kind A · utility

105Cited by
4References
16Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJan 24, 1983
Grant dateJun 18, 1985
Priority date
Expiry dateJan 24, 2003

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61F2230/0069
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

The retention device is formed of a guide piece for slidably receiving the shank of an endoprosthesis and an anchoring element for anchoring the guide piece within a bone. The guide piece and anchoring element can be pushed together or threaded together. The anchoring element is provided with slits so as to facilitate expansion upon movement of the guide piece into the anchoring element.

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