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Disposable needle assembly having sensors formed therein permitting the simultaneous drawing and administering of fluids and method of forming the same

  • US 20030208154A1
  • Filed: 05/01/2002
  • Published: 11/06/2003
  • Est. Priority Date: 05/01/2002
  • Status: Active Grant
First Claim
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1. A needle assembly for use in connection with treating a patient for administering fluids to the patient and drawing fluids from the patient, comprising:

  • an elongated needle shaft having a first end and a second end;

    an insertion tip located at a first end of the elongated needle shaft to facilitate insertion of the needle assembly into a vessel of the patient;

    at least one fluid drawing passageway formed in the elongated needle shaft for withdrawing fluid from the patient, wherein the at least one fluid drawing passageway extends from the second end of the elongated needle shaft to a fluid drawing opening in the elongated needle shaft, wherein fluid within the vessel is withdrawn through the at least one fluid drawing passageway;

    at least one fluid supply passageway formed in the elongated needle shaft for supplying fluid to the patient, wherein the at least one fluid supply passageway extends from the second end of the elongated needle shaft to a fluid supply opening in the elongated needle shaft; and

    at least one sensor assembly disposed within the elongated needle shaft, wherein the at least one sensor assembly senses at least one predetermined condition of the patient.

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