Patent · US Expired

Osteoinductive bone screw

US5348026A · kind A · utility

105Cited by
3References
22Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 29, 1992
Grant dateSep 20, 1994
Priority date
Expiry dateSep 29, 2012

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S623/901
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A bone screw and its method of manufacturing provides a low modulus osteoinductive bone screw with a high resistance to insertion torquing. The method includes the steps of pre-torquing a plurality of reinforcing fibers, molding a polymer matrix to bond with the pre-torqued fibers, and wherein the screw apparatus is coated with an osteoinductive material such as BMP, growth factors, hydroxyapatite or calcium phosphate.

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