Patent · US Expired

Hard tissue bone cements and substitutes

US5747390A · kind A · utility

24Cited by
6References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 20, 1996
Grant dateMay 5, 1998
Priority date
Expiry dateFeb 20, 2016

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T442/699
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

Absorbable/resorbable mixtures of aliphatic polyesters of poly(lactide), poly(glycolide), poly(trimethylene carbonate), poly(p-dioxanone) and poly(.epsilon.-caprolactone) and calcium containing bone regenerating compounds such as powdered, non-fibrous calcium phosphates are described. The composites when used to manufacture medical devices exhibit improved absorption characteristics and other physical properties.

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