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Device and system for in vivo imaging

  • US 8,194,123 B2
  • Filed: 10/29/2007
  • Issued: 06/05/2012
  • Est. Priority Date: 03/08/2000
  • Status: Active Grant
First Claim
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1. A swallowable capsule for in vivo imaging comprising:

  • an imaging camera;

    an illumination source;

    an optical system for collecting light remitted from a gastrointestinal tract site and for focusing images of the gastrointestinal tract site onto the imaging camera;

    a transmitter;

    an electronic switch internal to the transmitter to control operation of components of the capsule; and

    a magnetic switch external to the transmitter, to control the electronic switch,wherein the magnetic switch has a normally opened logic, and wherein the electronic switch includes a circuit for converting the normally opened logic of the magnetic switch into a normally closed logic such that when the magnetic switch is opened the transmitter is activated.

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