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Sleeve for removable lancet of lancing device

  • US 9,999,384 B2
  • Filed: 03/09/2011
  • Issued: 06/19/2018
  • Est. Priority Date: 03/09/2011
  • Status: Active Grant
First Claim
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1. A lancet cartridge assembly for a lancing device, comprising:

  • a cartridge adapted to be removably received by the lancing device;

    a lancet removably received by said cartridge, said lancet being movable between a first position in which a penetrating member connected to said lancet is not exposed outside of the lancing device, and a second position in which said penetrating member is exposed outside of the lancing device to lance a site;

    a sleeve surrounding said lancet and positioned between said lancet and said cartridge such that said sleeve moves with said lancet between said first position and second position, said sleeve having a first end and a second end, said second end configured for being struck by a firing mechanism; and

    a spring for returning said lancet and sleeve to said first position after the site is lanced, where said spring is connected between said cartridge and said lancet to bias said lancet and sleeve to the first position.

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