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Controlled image capturing method including position tracking and system used therein

  • US 20170020374A1
  • Filed: 07/23/2015
  • Published: 01/26/2017
  • Est. Priority Date: 07/23/2015
  • Status: Active Grant
First Claim
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1. An computer executable examination method using a capsule endoscope, comprisingintroducing the capsule endoscope into a target area, wherein the capsule endoscope comprises a permanent magnetic dipole and a camera on one end of the capsule endoscope;

  • providing an external location system, configured to sensing a magnetic field generated by the permanent magnetic dipole of the capsule endoscope;

    moving the capsule endoscope from a previous position Pi to a first position Pc, wherein when capsule endoscope has a previous orientation Oi at the previous position Pi, and has a first orientation Oc at the first position Pc;

    calculating a distance D between Pc and Pi;

    or/and calculating a difference N between Oc and Oi; and

    determining if an image should be taken when the capsule endoscope is taken at Pc and/or orientation Oc, based on the value of distance D or angle N,wherein i is an integer greater than 0 and c is an integer greater than 0.

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