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Skin prickers

  • US 6,945,982 B2
  • Filed: 02/15/2002
  • Issued: 09/20/2005
  • Est. Priority Date: 02/17/2001
  • Status: Expired due to Fees
First Claim
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1. A skin pricker comprising an elongate housing, a lancet within the housing, spring urged towards the forward end thereof, momentarily to project its needle tip through an aperture at said forward end when the lancet is released from a cocked position, and a trigger carried by the housing with two modes of engagement with the lancet, in the first mode restraining the lancet from significant forward movement from its initial position but allowing retraction of the lancet to the cocked position, and in the second mode holding the lancet in said cocked position until operation of the trigger releases it, the lancet having a ratchet type engagement with the trigger, snapping back past a tooth on the trigger as it reaches the cocked position.

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