Method and apparatus for body fluid sampling and analyte sensing

  • US 8,251,921 B2
  • Filed: 06/10/2010
  • Issued: 08/28/2012
  • Est. Priority Date: 06/06/2003
  • Status: Active Grant
First Claim
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1. A method of controlling penetrating member velocity, the method comprising:

  • advancing the penetrating member to reach a first desired velocity;

    providing a controller for applying braking force;

    applying variable amounts of braking force and driving force to follow a predicted velocity profile, checking in each braking cycle whether braking force should be varied wherein a braking cycle is varied for penetration depth control.

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