IP Library › Granted Patent US 9,629,975
Granted Patent B1
US 9,629,975 · App. 15/288,973 · Granted Apr 25, 2017

Ventilation mask

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Quick Facts
Patent No.
US 9,629,975
App. No.
15/288,973
Granted
Apr 25, 2017
Kind
B1
Abstract

A method for ventilating a patient in which nasal mask having an exhalation scoop formed of a flexible or resiliently deformable material, fixed adjacent a lower portion of mask, is positioned to overlie an upper lip of a patient. When needed, the exhalation scoop is folded back on itself to provide access to the patient's mouth.

Claims (8)

1. A method for ventilating a patient, comprising

providing a nasal mask having an exhalation scoop formed of a flexible or resiliently deformable material, fixed adjacent a lower portion of the mask, and adapted to overlie an upper lip of the patient when the mask is worn, and when needed, folding the exhalation scoop back on itself to provide access to the patient's mouth.

2. The method of claim 1 , further including monitoring end-tidal CO 2 by sampling exhaled CO 2 expelled from the mouth and/or nose of the patient via an end-tidal CO 2 port.

3. The method of claim 1 , further including attaching the mask to an anesthesia machine, ventilation machine, hyperinvation bag or a ventilation or gas accessory.

4. The method of claim 1 , further including attaching the mask to an oxygen source for supplying oxygen to an interior of the mask.

5. The method of claim 1 , wherein the exhalation scoop is formed of a flexible or resiliently deformable material having a Shore A Hardness durometer selected from 2-10.

6. The method of claim 1 , wherein the exhalation scoop is formed of a flexible or resiliently deformable material having a Shore A Hardness durometer of about 5.

7. The method of claim 1 , wherein the exhalation scoop is formed of a flexible or resiliently deformable material having a Shore A Hardness durometer of 3-7.

Assignments (8)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 1, 2023
From: REVOLUTIONARY MEDICAL DEVICES, INC.
To: SUNMED GROUP HOLDINGS, LLC
Reel/Frame 063822/0169 →
PARTIAL TERMINATION AND RELEASE OF SECURITY INTEREST RECORDED AT 045968/856, 4/18/2018. Recorded May 3, 2023
From: BANK OF AMERICA, N.A.
To: REVOLUTIONARY MEDICAL DEVICES, INC.
Reel/Frame 063528/0811 →
RELEASE OF SECURITY INTEREST IN CERTAIN PATENTS PREVIOUSLY RECORDED AT REEL/FRAME (045969/0519) Recorded May 2, 2023
From: WILMINGTON TRUST, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
To: REVOLUTIONARY MEDICAL DEVICES, INC.
Reel/Frame 063515/0637 →
RELEASE OF SECURITY INTEREST IN CERTAIN PATENTS PREVIOUSLY RECORDED AT REEL/FRAME (049126/0187) Recorded May 2, 2023
From: WILMINGTON TRUST, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
To: REVOLUTIONARY MEDICAL DEVICES, INC.
Reel/Frame 063516/0215 →
SECURITY INTEREST Recorded May 9, 2019
From: REVOLUTIONARY MEDICAL DEVICES, INC.
To: WILMINGTON TRUST, NATIONAL ASSOCIATION
Reel/Frame 049126/0187 →
FIRST LIEN SECURITY AGREEMENT Recorded Apr 18, 2018
From: REVOLUTIONARY MEDICAL DEVICES, INC.
To: BANK OF AMERICA, N.A., AS COLLATERAL AGENT
Reel/Frame 045968/0856 →
SECOND LIEN SECURITY AGREEMENT Recorded Apr 18, 2018
From: REVOLUTIONARY MEDICAL DEVICES, INC.
To: WILMINGTON TRUST, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 045969/0519 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 17, 2016
From: PEDRO, MICHAEL J.; KANE, DAVID M.; REDFORD, RYAN G.
To: REVOLUTIONARY MEDICAL DEVICES, INC.
Reel/Frame 040035/0093 →