Patent · US Expired

Bone material and collagen combination for repair of injured joints

US6576015B2 · kind B2 · utility

88Cited by

5References

16Claims

0Family size

Assignee

ED. GEISTLICH SOEHNE AG FUER CHEMISCHE INDUSTRIE · CH

Inventors

Peter Geistlich · Stansstad, CH
Lothar Schloesser · Darmstadt, DE

Key dates

Filing date	Jul 18, 2001
Grant date	Jun 10, 2003
Priority date	—
Expiry date	Jul 18, 2021

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61L2300/414
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

A bone mineral product for use in repair of combined cartilage defects and bone defects in articulating bone joints includes porous bone mineral particles derived from natural bone having a crystal structure substantially that of natural bone and being substantially free from all endogenous organic material, the particles having at least at a surface thereof resorbable, physiologically compatible collagen II fibers wherein the weight ratio of the collagen II fibers to the porous bone mineral particles is at least about 1:40.

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