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MEDICATION INFUSION SET

  • US 20120059320A1
  • Filed: 11/14/2011
  • Published: 03/08/2012
  • Est. Priority Date: 12/03/2004
  • Status: Abandoned Application
First Claim
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1. A device for inserting a cannula for subcutaneous administration of fluid into a patient, 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, wherein, along substantially the entire length thereof, each of said guide rails has an outer longitudinal surface with an arcuate profile; and

    an introducer configured to be detachably connected to the cannula housing, the introducer comprising separate first and second guide arms, each said guide arm being configured to mate with a respective one of the guide rails, and a longitudinally-extending needle that is parallel to said guide arms and has a distal tip that extends beyond respective distal ends of said first and second guide arms,wherein the introducer 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 has a distal end for placement into the patient'"'"'s skin, and, when the introducer is connected to the cannula housing, the needle'"'"'s distal tip extends beyond the cannula'"'"'s distal end.

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