Polyurethane-sealed biocompatible device and method for its preparation

US6743253B2 · kind B2 · utility

Assignees

• BioMod Surfaces · US
• Beth Israel Deaconess Medical Center, Inc. · US

Inventors

• Matthew Phaneuf · Ashland, US
• Donald Dempsey · Newbury, US
• William Quist · Brookline, US
• Frank W. LoGerfo · Belmont, US

Key dates

• Filing date: Feb 28, 2001
• Grant date: Jun 1, 2004
• Expiry date: Feb 28, 2021

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08L83/04
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

Provided is a biocompatible device which has been coated or sealed with a polyether or polyether/carbonate based urethane polymer that contains functional groups (e.g. carboxylic acid groups) which are capable of serving as anchor sites for protein binding.