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Single-puncture lancing system

  • US 8,460,329 B2
  • Filed: 06/29/2006
  • Issued: 06/11/2013
  • Est. Priority Date: 06/30/2005
  • Status: Expired due to Fees
First Claim
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1. A lancing mechanism adapted to move between a resting position, a cocking position, and a puncture position comprising:

  • a lancet holder adapted to receive a lancet;

    a shaft affixed to the lancet holder, the shaft having an enlarged end opposite the lancet holder;

    at least one spring surrounding at least a portion of the shaft, the at least one spring having a first portion and a second portion, the second portion of the at least one spring being attached to the lancet holder, the at least one spring being adapted to drive the lancing mechanism between the cocking position and the puncture position; and

    a mass located along the at least one spring, the first portion and second portion of the at least one spring being affixed to and extending on opposite sides of the mass, the mass being distinct from the lancet holder and being moveable with respect to the shaft,wherein the first portion of the at least one spring dampens the lancing mechanism as the lancing mechanism moves from the puncture position to the resting position.

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