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Method for safely and efficiently navigating magnetic devices in the body

  • US 6,755,816 B2
  • Filed: 06/12/2003
  • Issued: 06/29/2004
  • Est. Priority Date: 10/04/1999
  • Status: Expired due to Term
First Claim
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1. A method of turning a magnet element at an operating point inside 2 patients body from an initial direction to a desired final direction by moving a source magnet outside 2 patients body, the method comprising the steps of:

  • determining a series of movements of the source magnet to turn the magnetic element to successively align with a series of target directions including at least one intermediate direction between the initial direction and the desired final direction, such that the direction of the magnetic element during each movement of the source magnet in the series does not deviate from the plane of the initial direction and the desired final direction by more than a predetermined amount; and

    implementing the determined movements of the source magnet in series to turn the magnetic element from the initial direction to the final direction through the at least one intermediate direction.

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