Patent · US Expired

Bioabsorbable, layered composite material for guided bone tissue regeneration

US6350284B1 · kind B1 · utility

73Cited by

16References

14Claims

0Family size

Assignee

Bionx Implants, Oy · FI

Inventors

Pertti Tormala · Tampere, FI
Minna Kellomäki · Tampere, FI
Timo Waris · Helsinki, FI

Key dates

Filing date	Sep 14, 1998
Grant date	Feb 26, 2002
Priority date	—
Expiry date	Sep 14, 2018

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61F2250/003
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

This invention describes a rigid layered composite material including a bioabsorbable plate layer and a bioabsorbable web layer for guided bone tissue regeneration, particularly suited for use in the treatment of cranial bone defects.

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