Patent · US Expired

Fluted hip nail implant system for orthopaedic surgery

US4009712A · kind A · utility

123Cited by
4References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 7, 1975
Grant dateMar 1, 1977
Priority date
Expiry dateAug 7, 1995

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61B17/8866
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A fluted hip nail implant system for orthopaedic surgery for use in repair of fractures of the hip or for stabilization of surgically created fractures in the reconstruction of congenital deformaties of the hip. A single piece fluted hip nail with depending bone plate having a specially designed junction between the nail portion and the bone plate adapted to receive instrumentation for use in insertion and removal of the implant. The hip nail portion is formed with flutes terminating in sharp tips for cutting into the bone and providing torsional rigidity. A bone clamp tool having a ball member adapted to be received in a recess on the bone plate assists in clamping the bone plate to a femur to permit application of surgical screws.

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