Ventilator apparatus and method

US11724049B2 · kind B2 · utility

Assignee

• ResMed Paris SAS

Inventors

• Kenneth Taylor · Broomfield, US
• Simon Robert Cork · Sydney, AU
• Jonathan Huw Thomas · Sydney, AU
• Eva Ng · Sydney, AU
• Benjamin John Leavens · Sydney, AU
• Enrico Brambilla · Irvine, US
• Frank Van Regteren · Parramatta, AU
• Philippe Auguste Chalvignac · Moissy-Cramayel, FR
• Zdzislaw Antoni Ziolkowski · Sydney, AU
• Arthur Kin-Wai Yee · Sydney, AU
• Geoff Crumblin · Parramatta, AU
• David Creusot · Sydney, AU

Key dates

• Filing date: Mar 19, 2021
• Grant date: Aug 15, 2023
• Expiry date: Mar 19, 2041

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02A90/10
• WIPO field: Medical technology
• WIPO sector: Instruments

Abstract

A respiratory treatment apparatus configured to provide a flow of breathable gas to a patient, including a breathable air outlet, an outside air inlet, and an pneumatic block module, wherein the pneumatic block module includes: a volute assembly including an inlet air passage, a mount for a blower and an outlet air passage; the blower being mounted in the mount such that an impeller of the blower is in a flow passage connecting the inlet air passage and the outlet air passage; a casing enclosing the volute assembly, wherein air passages within the casing connect air ports on the volute assembly, wherein the inlet air passage of the volute assembly is in fluid communication with the outside air inlet and the outlet air passage of the volute assembly is in fluid communication with the air outlet.