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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.:

US 11305089 B1

PDFFull Text
Date of Patent:
Apr. 19, 2022

Filed:

Apr. 11, 2017

Humidifier and respiratory assistance device

Applicant:

Metran Co., Ltd., Kawaguchi, JP;

Inventor:

Kazufuku Nitta, Saitama, JP;

Assignee:

Metran Co., Ltd., Kawaguchi, JP;

Attorney:

Flynn Thiel, P.C.

Primary Examiner:

Margaret M Luarca

Assistant Examiner:

Cana A Gallegos

Int. Cl.
CPC ...
A61M 16/10 (2006.01); A61M 16/16 (2006.01); A61M 11/06 (2006.01); A61M 16/06 (2006.01); A61M 11/00 (2006.01); A61M 16/08 (2006.01); A61M 16/00 (2006.01);
U.S. Cl.
CPC ...
A61M 16/109 (2014.02); A61M 11/002 (2014.02); A61M 11/003 (2014.02); A61M 11/005 (2013.01); A61M 11/06 (2013.01); A61M 16/0003 (2014.02); A61M 16/0666 (2013.01); A61M 16/0672 (2014.02); A61M 16/0808 (2013.01); A61M 16/0816 (2013.01); A61M 16/107 (2014.02); A61M 16/1055 (2013.01); A61M 16/1095 (2014.02); A61M 16/16 (2013.01); A61M 16/162 (2013.01); A61M 16/0875 (2013.01); A61M 2016/0039 (2013.01); A61M 2205/3368 (2013.01); A61M 2205/3653 (2013.01); A61M 2205/7536 (2013.01);
Abstract

A humidifier that can easily control temperature and humidity in an independent manner, irrespective of a flow rate of medical gas to be supplied, is provided. The humidifier is connected to a respiratory assistance device configured to regulate or assist ventilation of a user. The humidifier is configured to add moisture to gas fed from a gas source in the form of fine particles or water vapor. The humidifier includes a liquid container configured to contain liquid containing at least water, a mist-droplet generation unit configured to generate mist droplets being fine particles of the liquid, and a water retaining member configured to hold at least a part of the mist droplets.

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