Valve and pump assembly for closing and irrigating fluid drainage tube
First Claim
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1. IN SUCTION APPARATUS INCLUDING A FLUID DRAINAGE TUBE AND A SUCTION PUMP CONNECTION WITH SAID TUBE, THE COMBINATION THEREWITH OF A VALVE AND PUMP ASSEMBLY FOR CLOSING A PORTION OF SAID TUBE AND IRRIGATING SAID TUBE UPSTREAM OF SAID TUBE PORTION, SAID ASSEMBLY COMPRISING HOLLOW PUMP BODY MEANS CONTAINING IRRIGATING FLUID, VALVE BODY MEANS ASSOCIATED WITH SAID PUMP BODY MEANS CONNECTING THE INTERIOR OF SAID PUMP BODY MEANS WITH THE INTERIOR OF SAID TUBE UPSTREAM OF SAID TUBE PORTION AND BEING MOV-
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1 Claim
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1. IN SUCTION APPARATUS INCLUDING A FLUID DRAINAGE TUBE AND A SUCTION PUMP CONNECTION WITH SAID TUBE, THE COMBINATION THEREWITH OF A VALVE AND PUMP ASSEMBLY FOR CLOSING A PORTION OF SAID TUBE AND IRRIGATING SAID TUBE UPSTREAM OF SAID TUBE PORTION, SAID ASSEMBLY COMPRISING HOLLOW PUMP BODY MEANS CONTAINING IRRIGATING FLUID, VALVE BODY MEANS ASSOCIATED WITH SAID PUMP BODY MEANS CONNECTING THE INTERIOR OF SAID PUMP BODY MEANS WITH THE INTERIOR OF SAID TUBE UPSTREAM OF SAID TUBE PORTION AND BEING MOV-
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Current AssigneeStanford A. Henderson
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Original AssigneeStanford A. Henderson
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InventorsHenderson, Stanford A.
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Application NumberUS04/210,068Time in Patent Office743 DaysField of SearchUS Class Current604/34CPC Class CodesA61M 1/772 operating alternately
