Patent · US Expired

Hydroxylapatite coating on metal or ceramic

US4871578A · kind A · utility

50Cited by

4References

10Claims

0Family size

Assignees

MTU Motoren-und Turbinen-Union MÃƒÂ¼nchen GmbH · DE
Benckiser-Knapsack GmbH · DE

Inventors

Peter Adam · Wuppertal, DE
Adolf Nebelung · Ketsch, DE
Michael Vogt · Gilching, DE

Key dates

Filing date	Apr 4, 1988
Grant date	Oct 3, 1989
Priority date	—
Expiry date	Apr 4, 2008

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61F2310/00796
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

A process for the production of a layer of hydroxyapatite (HA) on metallic and non-metallic bodies for implants is disclosed, wherein a layer of .alpha.- or .beta.-tricalcium phosphate (TCP) is applied and this is then completely converted into pure HA by reaction with water at an elevated temperature.

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