Patient interface, seal forming structure and method of manufacturing of the same

US11278691B2 · kind B2 · utility

Assignee

• ResMed Pty Ltd · AU

Inventors

• Bernd Christoph Lang · Bogen, DE
• Andreas Kirchberger · Sinzing, DE
• Johannes Nickol · Munich, DE
• Jens Rothfuss · Unterschleißheim, DE
• Johann Sebastian Burz · Germaringen, DE
• Robert Eibl · Annaberg-Buchholz, DE
• Christian Bayer · Penzberg, DE

Key dates

• Filing date: Mar 8, 2016
• Grant date: Mar 22, 2022
• Expiry date: Sep 6, 2039

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B29L2031/753
• WIPO field: Medical technology
• WIPO sector: Instruments

Abstract

The present specification is directed to a seal forming structure for a patient interface for delivery of air to a patient's airway, wherein the seal forming structure comprises a first section of a thermoformable material and a second section of another material. The present specification is also directed to a patient interface comprising such a seal forming structure, wherein the patient interface further comprises a shell. The specification is also directed to methods for manufacturing such a patient interface.