Surgery – Respiratory method or device – Means for mixing treating agent with respiratory gas
Patent
1978-03-07
1980-04-15
Recla, Henry L.
Surgery
Respiratory method or device
Means for mixing treating agent with respiratory gas
12820419, 12820325, 12820525, 12820418, A61M 1600
Patent
active
041978420
ABSTRACT:
The invention provides a pulmonary respirator used in the treatment of such diseases as Pulmonary Emphysema, Asthma, Bronchitis and other respiratory diseases in addition to supplying emergency pure oxygen to the heart and airways of the patient.
Disclosed is a lightweight respirator, easily carried by a patient, having the appearance of a small piece of luggage, containing a bottle of oxygen under pressure, having a self-contained rechargeable battery pack for operation independently of external power, having a cigarette lighter plug-in connector for operation in an automobile or other vehicle wherein 12-volt D.C. current is available, and having, for operation independently of external power, a lightweight onboard battery pack which is automatically rechargeable while the respirator is being operated on either the 12-volt D.C. circuit or a 110 volt A.C. circuit.
The invention provides a control network which automatically selects the battery pack as the power source when either of the plug-in connections is in use.
A manual control assembly is provided, having a patient-controlled selector switch operable to provide blower operation for I.P.P.B. breathing or, alternatively, emergency oxygen breathing, cutting off the blower operation.
REFERENCES:
patent: 3319627 (1967-05-01), Windsor
patent: 3863630 (1975-02-01), Cavallo
patent: 3990442 (1976-11-01), Patneau
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