Surgery – Respiratory method or device – Means for supplying respiratory gas under positive pressure
Reexamination Certificate
2007-08-07
2007-08-07
Ro, Bentsu (Department: 2837)
Surgery
Respiratory method or device
Means for supplying respiratory gas under positive pressure
C363S044000, C363S125000
Reexamination Certificate
active
11358630
ABSTRACT:
An uninterruptible D.C. battery backup power supply is designed to operate medical respiratory treatment equipment such as a machine for the treatment of sleep apnea. A power supply with D.C. backup consists of a rectifier/charger, a rechargeable battery and a D.C.-to-D.C. converter. The rectifier/charger is connected to the wall outlet providing the D.C. charging capacity as well as the capacity to provide power to the D.C.-to-D.C. converter which provides D.C. power to the equipment being protected during a momentary interruption in the A.C. commercial voltage or a prolonged power outage.
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Hoglund & Pamias PSC
Rios Roberto J.
Ro Bentsu
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