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.

Date of Patent:
Oct. 06, 2020

Filed:

May. 19, 2017
Applicant:

Chang Gung Memorial Hospital, Linkou, Taoyuan, TW;

Inventors:

Pai-Chien Chou, Taoyuan, TW;

Liu-Chieh Chou, Taoyuan, TW;

Hui-Ju Yang, Taoyuan, TW;

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M 16/20 (2006.01); A61M 16/00 (2006.01); F04B 5/02 (2006.01); A61H 31/02 (2006.01); F04C 21/00 (2006.01); F04B 9/125 (2006.01); F04C 25/00 (2006.01); A61H 9/00 (2006.01); A62B 7/00 (2006.01);
U.S. Cl.
CPC ...
A61M 16/20 (2013.01); A61H 31/02 (2013.01); A61M 16/0009 (2014.02); A61M 16/0051 (2013.01); A61M 16/0057 (2013.01); A61M 16/0072 (2013.01); A61M 16/208 (2013.01); F04B 5/02 (2013.01); F04B 9/125 (2013.01); F04C 21/002 (2013.01); F04C 25/00 (2013.01); A61H 9/00 (2013.01); A61H 2201/107 (2013.01); A61H 2201/1207 (2013.01); A61H 2201/50 (2013.01); A61H 2201/5071 (2013.01); A61M 16/209 (2014.02); A61M 2016/0027 (2013.01); A62B 7/00 (2013.01);
Abstract

The present invention discloses ventilation apparatus, comprising a casing with a first vent and a second vent, a fixed spacer disposed within the casing, and a movable spacer in operative connection with a power mechanism. Also discloses herein are methods for ventilating a subject, by synchronously providing a positive pressure ventilation and a negative pressure ventilation using the ventilation apparatus described herein.


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