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Single use lancet assembly

  • US 8,048,097 B2
  • Filed: 07/15/2005
  • Issued: 11/01/2011
  • Est. Priority Date: 08/14/2001
  • Status: Expired due to Fees
First Claim
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1. A single use lancet assembly comprising:

  • a housing, said housing including an at least partially open interior and a piercing aperture defined therein;

    a lancet, said lancet including a body and a piercing tip;

    said lancet cooperatively disposed in said open interior of said housing and structured to move at least between a cocked orientation and a piercing orientation;

    a trigger structured to position said lancet into said cocked orientation and to release said lancet from its cocked orientation;

    said trigger further comprising a cocking member;

    a driving assembly structured to move said lancet from said cocked orientation into said piercing orientation;

    said trigger further including a trigger lock structured to at least partially immobilize said trigger within at least a portion of said housing after said lancet has been released from said cocked orientation one time, thereby preventing repositioning of said trigger to a pre-actuation orientation and preventing re-firing of said lancet; and

    said trigger lock including at least one locking member connected to said cocking member of said trigger and structured to engage a trigger track thereby preventing repositioning of said trigger to a pre-actuation orientation after said lancet has been affirmatively released one time; and

    said trigger structured to at least temporarily protrude from said housing when said lancet is disposed in said cocked orientation.

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