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Pressure sensor for therapeutic delivery device and method

  • US 7,211,063 B2
  • Filed: 12/30/2003
  • Issued: 05/01/2007
  • Est. Priority Date: 03/23/2000
  • Status: Expired due to Term
First Claim
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1. A method of positioning a medical apparatus within a patient, comprising the steps of:

  • (a) providing the medical apparatus composing an accessing tool, and a probe operatively connected with the accessing tool and located at the distal end of the accessing tool, wherein the probe comprises at least one pressure transducer;

    (b) inserting at least a portion of the accessing tool into the patient;

    (c) manipulating the accessing tool until the distal end of the accessing tool is adjacent a body site;

    (d) contacting the body site with the probe in a first position, thereby generating a first information signal from the at least one pressure transducer, wherein the first signal conveys the direction of a force applied by the body site on the probe; and

    (e) altering the position of the probe based at least in part on the first signal to a second position, thereby generating a second information signal.

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