Patent · US Expired

Multi-beveled, v-shaped needle point

US4237892A · kind A · utility

15Cited by
8References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 16, 1979
Grant dateDec 9, 1980
Priority date
Expiry dateFeb 16, 1999

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61B17/06066
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

This invention relates to a surgical needle comprising a point and dual cutting blades. The point is defined by a symmetrical angle of width and an angle of slope. The needle point geometry and the dual cutting blades provide a flap incision and a reduction in the tissue penetration properties.

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