Surgery – Respiratory method or device – Means for indicating improper condition of apparatus
Patent
1989-05-30
1991-08-27
Lewis, Aaron J.
Surgery
Respiratory method or device
Means for indicating improper condition of apparatus
12820418, 12820421, 12820523, A61M 1600
Patent
active
050424700
ABSTRACT:
The present invention relates to a ventilating system adapted to supply breathing gas to a patient and exhaust used gas therefrom. The ventilating system comprises a main ventilating device for supplying breathing gas to a patient, detecting device for detecting malfunction of the main ventilating device, and an auxiliary ventilating device. The auxiliary ventilating device includes a hollow tube installed along a connector of the main ventilating device and an auxiliary breathing gas supply device connected to the hollow tube. When the detecting device detects malfunction of the main ventilating device, the auxiliary ventilating device automatically actuates to supply breathing gas to the patient.
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