Secondary administration system
First Claim
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1. A PARENTERAL ADMINISTRATION APPARATUS COMPRISING A FIRST SOURCE OF PARENTERAL FLUID, A SECOND SOURCE OF PARENTERAL FLUID, A VALVE BODY LOCATED IN SAID FIRST SOURCE OF PARENTERAL FLUID DEFINING A FLOW CHAMBER, A DELIVERY MEMBER IN COMMUNICATION WITH SAID CHAMBER, CONDUIT MEANS INTERCOMMUNICATING SAID CHAMBER AND SAID SECOND SOURCE OF FLUID, PASSAGE MEANS INTERCOMMUNICATING SAID CHAMBER AND SAID FIRST SOURCE OF FLUID AND MEANS IN SAID CHAMBER TO BLOCK AND UNBLOCK COMMUNICATION BETWEEN SAID CHAMBER AND SAID FIRST SOURCE OF FLUID RESPONSIVE RESPECTIVELY TO FLOW AND CESSATION OF FLOW FROM SAID SECOND SOURCE OF FLUID TO SAID CHAMBER.
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1 Claim
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1. A PARENTERAL ADMINISTRATION APPARATUS COMPRISING A FIRST SOURCE OF PARENTERAL FLUID, A SECOND SOURCE OF PARENTERAL FLUID, A VALVE BODY LOCATED IN SAID FIRST SOURCE OF PARENTERAL FLUID DEFINING A FLOW CHAMBER, A DELIVERY MEMBER IN COMMUNICATION WITH SAID CHAMBER, CONDUIT MEANS INTERCOMMUNICATING SAID CHAMBER AND SAID SECOND SOURCE OF FLUID, PASSAGE MEANS INTERCOMMUNICATING SAID CHAMBER AND SAID FIRST SOURCE OF FLUID AND MEANS IN SAID CHAMBER TO BLOCK AND UNBLOCK COMMUNICATION BETWEEN SAID CHAMBER AND SAID FIRST SOURCE OF FLUID RESPONSIVE RESPECTIVELY TO FLOW AND CESSATION OF FLOW FROM SAID SECOND SOURCE OF FLUID TO SAID CHAMBER.
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Current AssigneeJames E. Alder, William F. Salem Jr
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Original AssigneeJames E. Alder, William F. Salem Jr
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InventorsSalem, William F. Jr., Alder, James E.
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Application NumberUS04/068,472Time in Patent Office1,615 DaysField of SearchUS Class Current604/81CPC Class CodesA61M 5/14 Infusion devices, e.g. infu...A61M 5/1407 Infusion of two or more sub...Y10T 137/2569 Control by depletion of source
