Balloon catheter for treating stenosis of body passages and for preventing threatening restenosis

US9192697B2 · kind B2 · utility

Assignee

• Hemoteq AG · DE

Inventors

• Erika Hoffmann · Eschweiler, DE
• Roland Horres · Stolberg, DE
• Volker Faust · Aachen, DE
• Helmut Schreiber · Bottenberg, DE
• Armin Von Holst · Aachen, DE
• Michael Hoffmann · Walchwil, CH

Key dates

• Filing date: Feb 9, 2011
• Grant date: Nov 24, 2015
• Expiry date: Oct 14, 2031

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61M2025/1075
• WIPO field: Medical technology
• WIPO sector: Instruments

Abstract

The present invention is directed to a method for coating catheter balloons with a defined amount of a pharmacologically active agent, wherein the coating method uses a coating device having a volume measuring device for releasing a measurable amount of a coating solution by means of a dispensing device specifically onto the surface of the catheter balloon.