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Method and apparatus for penetrating tissue

  • US 7,229,458 B2
  • Filed: 12/31/2002
  • Issued: 06/12/2007
  • Est. Priority Date: 04/19/2002
  • Status: Active Grant
First Claim
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1. A tissue penetrating system, comprising:

  • a plurality of cartridges each with a distal port and a proximal port;

    a plurality of penetrating members each coupled to a cartridge and a penetrating member driver, each penetrating member having a sharpened distal tip and a shaft portion slidably disposed within the cartridge;

    a plurality of analyte sensors each being associated with a penetrating member;

    a seal formed by a fracturable material between the penetrating member and the cartridge, the seal being positioned at least one of a distal port or a proximal port of the cartridge anda penetrating member position sensor coupled to the penetrating member driver, the position sensor utilizing position information of the each of a penetrating member to determine a depth of penetration through a skin surface.

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