Patent · US Active

Cell-charged multi-layer collagen membrane

US9034315B2 · kind B2 · utility

2Cited by

31References

6Claims

0Family size

Assignee

ED. GEISTLICH SOEHNE AG FUER CHEMISCHE INDUSTRIE · CH

Inventor

Peter Geistlich · Stansstad, CH

Key dates

Filing date	Aug 25, 2006
Grant date	May 19, 2015
Priority date	—
Expiry date	Aug 28, 2029

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC12N2533/54
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

A multi-layer sheet of collagen membrane material includes a barrier layer including an outer smooth barrier face and further including a fibrous face opposite the smooth barrier face, and a matrix layer of collagen material adhered to the fibrous face, the matrix layer including collagen I, collagen III, or a combination thereof, the matrix layer carrying cultivated bone-forming cells including osteocytes, osteoblasts, stromal cells and/or stem cells committed to differentiation into bone-forming osteoblasts.

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