Tissue penetration device

  • US 20120172906A1
  • Filed: 03/07/2012
  • Published: 07/05/2012
  • Est. Priority Date: 06/12/2001
  • Status: Active Grant
First Claim
Patent Images

1. A moving coil tissue penetration device, comprising:

  • a) a magnetic source that produces a magnetic field in a magnetically active region;

    b) a lancet configured to penetrate tissue and mechanically coupled to the translation substrate;

    c) a magnetic core mounted to the lancet;

    d) a sharpened member guide that serves as a stop for the iron core; and

    e) an electromagnetic driver includes a driver coil pack that is divided into a plurality of coils along a path of the lancet with direct current configured to be alternated to the coils to advance and retract the lancet.

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