Transcutaneous inserter for low-profile infusion sets

  • US 7,052,483 B2
  • Filed: 12/18/2001
  • Issued: 05/30/2006
  • Est. Priority Date: 12/19/2000
  • Status: Active Grant
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First Claim
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1. An inserter for a low-profile angled infusion set, the low-profile inserter comprising:

  • an inserter housing having a bottom wall, and a distal end defining an opening therein;

    a retainer slideably mounted in the inserter housing for movement between retracted and extended positions in a direction substantially parallel with the bottom wall, the retainer being adapted to releasably receive the infusion set, including a cannula and an insertion needle, the cannula and insertion needle defining an insertion axis;

    a tension spring extending between two points for biasing said retainer toward said extended position, said tension spring being movable between an expanded position when said retainer is in said retracted position, and a contracted position when said retainer is in said extended position;

    a first release button for releasing said tension spring from said expanded position, said first release button movable in a direction substantially normal to said insertion axis;

    a second release button for releasing the infusion set from the retainer; and

    a base member connected to the inserter housing, the base member having a lower surface that is adapted to contact a user'"'"'s skin surface, the lower surface and the bottom wall forming an acute angle, wherein the cannula and the insertion needle are guided to be inserted subcutaneously along the insertion axis at said acute angle with respect to the skin surface.

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