INFUSION SYSTEM WITH IMPROVED CONTROL VALVE

PROBLEM TO BE SOLVED: To provide a control valve which can achieve the combination of a rapidly deflating performance, good operability, and low manufacturing costs. SOLUTION: A system and method for pressurizing bags of physiological fluids includes a control valve 12 for deflating a bladder 6 that...

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Bibliographische Detailangaben
Hauptverfasser: BRUNO JOSEPH A JR, OLIVER DANA A
Format: Patent
Sprache:eng
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Zusammenfassung:PROBLEM TO BE SOLVED: To provide a control valve which can achieve the combination of a rapidly deflating performance, good operability, and low manufacturing costs. SOLUTION: A system and method for pressurizing bags of physiological fluids includes a control valve 12 for deflating a bladder 6 that compresses the bags. The toggle portion of the control valve 12 is movable between first and second positions for inflating and deflating the bladder 6 respectively. When the toggle portion 22 is in the first position, the control valve 12 connects a source of pressurized air to the bladder 6, and when the toggle portion 22 is in the second position, the control valve 12 allows the bladder 6 to exhaust directly to the atmosphere through an outlet port inside the valve 12. The size of the outlet port is so large that it can create a slight resistance to the discharged air. COPYRIGHT: (C)2008,JPO&INPIT