The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 29, 2022
Filed:
Apr. 15, 2020
Fisher & Paykel Healthcare Limited, Auckland, NZ;
Dean Antony Barker, Auckland, NZ;
Russel William Burgess, Auckland, NZ;
Peter Geoffrey Hawkins, Auckland, NZ;
Fisher & Paykel Healthcare Limited, Auckland, NZ;
Abstract
A respiratory assistance apparatus () is provided, adapted to deliver gases to a user or patient (). The apparatus () comprises a housing () provided with a chamber () and a heater (), the chamber () comprising at least one gas port () connected to, or arranged to be connected to, at least one intermediate passageway (). The apparatus () is operative according to a disinfection mode of predetermined profile in which the heater () heats liquid in the chamber () to produce vapour at or above a target dewpoint temperature and/or humidity level. The apparatus () is arranged such that the vapour is delivered to the intermediate passageway () to disinfect the intermediate passageway () with moist heat throughout a predetermined duration of the disinfection mode. Associated attachments and methods are also provided.