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PRECISION DEPTH CONTROL LANCING TIP

  • US 20110237979A1
  • Filed: 06/07/2011
  • Published: 09/29/2011
  • Est. Priority Date: 12/27/2002
  • Status: Active Grant
First Claim
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1. A device for sampling a bodily fluid from an incision in a user'"'"'s skin, comprising:

  • an expression member including a first, skin-contacting surface defining a first opening;

    a depth-control member including a second, skin-contacting surface defining a second opening smaller than the first opening, the depth-control member being movable between first and second positions relative to the expression member, the depth-control member in the first position being retracted relative to the expression member to be displaced from skin received in the first opening of the expression member, the depth-control member in the second position being positioned relative to the expression member to contact skin received in the first opening of the expression member;

    an incision forming member extendable through the second opening of the depth-control member in the second skin-contacting position, wherein the incision forming member and the depth-control member are separate components;

    the second skin contacting surface being flat and extending radially inwards towards the second opening, the second skin contacting surface being sized to flatten the skin around the incision forming member;

    a retraction mechanism coupled to the depth-control member to retract the depth-control member to the first position during fluid expression by the expression member; and

    a lock mechanism configured to lock the depth control member at the first position during fluid expression by the expression member.

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