Patent · US Expired

Sterile surgical needles with a hard sharp cutting edge and method for producing the same

US4660559A · kind A · utility

46Cited by
4References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 19, 1983
Grant dateApr 28, 1987
Priority date—
Expiry dateSep 19, 2003

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC21D9/26
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A unitary sterile surgical needle having a hardened cutting edge and a malleable center portion and body section.

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