Wound spray

US10471175B2 · kind B2 · utility

Assignee

• Mölnlycke Health Care AB · SE

Inventors

• Michael Sander · Blankenloch, DE
• Harald Potzschke · Wiesbaden, DE

Key dates

• Filing date: Apr 21, 2016
• Grant date: Nov 12, 2019
• Expiry date: Apr 21, 2036

Classification

• Technology area (CPC F): Mechanical Engineering; Lighting; Heating
• CPC primary: F04C2270/041
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

A method for preparing a composition for external treatment of wounds includes charging at least 90% of the oxygen binding sites of hemoglobin with carbon monoxide during or after isolation from its natural environment. The method further includes adding at least one further ingredient selected from the group consisting of electrolyte(s), preservative(s), stabilizer(s), anti-flocculant(s), anticoagulant(s), pH buffering agent(s), solvent(s), antioxidant(s), film-forming agent(s) and crosslinking agent(s). The method can further include packaging the composition, such as in an aerosol can.