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Medication infusion set

  • US 8,162,876 B2
  • Filed: 10/18/2007
  • Issued: 04/24/2012
  • Est. Priority Date: 12/03/2004
  • Status: Active Grant
First Claim
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1. An infusion set for subcutaneous administration of a fluid, comprising:

  • a cannula housing defining a fluid passageway along a longitudinal axis thereof, the cannula housing including first and second guide rails and a cannula, said cannula being in fluid communication with the passageway and configured to be placed into the skin of a patient, wherein, along substantially the entire length thereof, each of said guide rails has an outer longitudinal surface with an arcuate profile; and

    a connector adapted to be connected to the cannula housing, the connector comprising separate first and second guide arms, each said guide win being configured to mate with a respective one of the guide rails, and a locking aim having a barb,wherein the connector is symmetrical about its longitudinal axis such that it is reversible, wherein each of the separate first and second guide arms has opposing inner and outer longitudinal sides, wherein, for each guide arm, the outer longitudinal side is flat along substantially the entire length thereof and the inner longitudinal side has an arcuate profile along substantially the entire length thereof, wherein the inner side of the first guide arm faces the inner side of the second guide arm, and wherein the cannula housing further defines a recess therein adjacent said fluid passageway, said recess being adapted to receive the barb when the connector is connected to the cannula housing.

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