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Injection site for venoclysis apparatus

  • US 3,332,418 A
  • Filed: 05/28/1964
  • Issued: 07/25/1967
  • Est. Priority Date: 05/28/1964
  • Status: Expired due to Term
First Claim
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1. IN A VENOCLYSIS APPARATUS INCLUDING A CONDUIT IN COMBINATION WITH MEANS INTERMEDIATE SAID CONDUIT FOR SUPPLEMENTING A PARENTERAL LIQUID BEING ADMINISTERED, THE IMPROVEMENT IN SAID MEANS COMPRISING:

  • A RIGID PLASTIC MEMBER, SAID MEMBER INCLUDING A CENTRAL SECTION HAVING A TOP SURFACE AND A BOTTOM SURFACE, AN OUTLET LEG EXTENDING FROM THE BOTTOM SURFACE OF SAID CENTRAL SECTION, SAID OUTLET LEG DEFINING AN OUTLET PASSAGE THEREIN, SAID MEMBER INCLUDING AN ADDITIVE ARM EXTENDING FROM A PORTION OF THE TOP SURFACE OF SAID CENTRAL SECTION, THE TOP OF SAID ADDITIVE ARM BEING SPACED ABOVE THE TOP SURFACE OF SAID CENTRAL SECTION, SAID ADDITIVE ARM DEFINING AN ADDITIVE PASSAGE THEREIN, SAID BODY MEMBER HAVING AN INLET PASSAGE WHICH COMMUNICATES WITH THE TOP SURFACE OF SAID CENTRAL SECTION ADJACENT SAID ADDITIVE ARM;

    SAID INLET, OUTLET AND ADDITIVE PASSAGES BEING PARALLEL AND INTERCONNECTED INTERIORLY OF SAID CENTRAL SECTION, SAID INTERNAL PASSAGE CONNECTION HAVING A CROSS-SECTIONAL AREA NOT SUBSTANTIALLY GREATER THAN THE SUM OF THE CROSS-SECTIONAL AREAS OF THE THREE PASSAGES AT THEIR RESPECTIVE EXTERNAL PORTS;

    A PIERCEABLE, RESEALING DIAPHRAGM ACROSS THE TOP OF SAID ADDITIVE ARM CLOSING SAID ADDITIVE PASSAGE;

    A FIRST FLEXIBLE CONDUIT MEANS IN COMMUNICATION WITH SAID INLET PASSAGE, WHEREBY SAID FIRST FLEXIBLE CONDUIT MEANS IS ADAPTED TO BE SECURED TO A SYRINGE ADMINISTERING MEDICANTS THROUGH SAID DIAPHRAGM WITHOUT KINKING SAID FIRST FLEXIBLE CONDUIT MEANS;

    AND A SECOND FLEXIBLE CONDUIT MEANS IN COMMUNICATION WITH SAID OUTLET PASSAGE.

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