Antimicrobial or wound care materials, devices and uses

US11730852B2 · kind B2 · utility

Assignee

• Smith & Nephew PLC · GB

Inventors

• Amy Brewster · Hull, GB
• Robert F. Crump · Louisville, US
• Helene Anne Lecomte · York, GB
• David Stephenson · Hull, GB
• Matthew Wray · Hessle, GB

Key dates

• Filing date: Jul 12, 2018
• Grant date: Aug 22, 2023
• Expiry date: Dec 8, 2038

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61L2300/404
• WIPO field: Medical technology
• WIPO sector: Instruments

Abstract

Disclosed herein are embodiments of a wound care material with a material which is a composite of a matrix component comprising a flexible hydrophilic polymer foam or fiber matrix comprising two matrix faces providing a release face and a reverse face or two release faces, and therebetween a structural matrix framework defining a network of cells having a cell network surface and therein a network of pores or cell openings, and a powder charge component comprising antimicrobial additive or wound care additive, wherein said powder charge is comprised at one said release face or both said faces and/or within said cell network.