Surgery – Respiratory method or device – Means using rescuer's breath for supplying respiratory gas...
Patent
1990-08-31
1992-07-07
Burr, Edgar S.
Surgery
Respiratory method or device
Means using rescuer's breath for supplying respiratory gas...
12820311, A61M 1600
Patent
active
051273977
ABSTRACT:
A protective device kit for use in pulmonary ventilation treatment including a film mask for positioning over a patient's mouth and nose regions and a one-way valve mounted centrally in the film mask and comprising a valve housing having a valve seat provided with inlet openings and having an internally situated valve flap which, in the closed position of the valve, covers the inlet openings of the valve seat, and one or more outlet openings provided in the side wall of the valve housing, and further including a flat box for encasing closely and protecting the film mask in its folded state.
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patent: 4858605 (1989-08-01), Levy
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"KMS 1ST Responder Mask", Keller Medical Specialties Armstrong Industries, Inc.
Laerdal Pocket Mask, Armstrong Industries, Inc.
Ambu International A/S
Burr Edgar S.
Lewis Aaron J.
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