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Ingestible transmitter for the detection of bleeding in the gastrointestinal canal

  • US 3,216,411 A
  • Filed: 05/13/1963
  • Issued: 11/09/1965
  • Est. Priority Date: 05/16/1962
  • Status: Expired due to Term
First Claim
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1. AN INFORMATION TRANSMITTER FOR USE IN DETECTING THE PRESENCE OF INTERNAL BLEEDING IN HUMANS OR ANIMANS COMPRISING A SUBSTANTIALLY SMALL HOUSING CONTAINING A PREDETERMINED QUANTITY OF PEROXIDATE;

  • SAID HOUSING HAVING AN OPENING TO PERMIT THE PEROXIDATE TO MAKE PHYSICAL CONTACT WITH THE BLOOD;

    AND AN ELECTROMAGNETIC WAVE GENERATING MEANS FOR DETECTING THE HEAT OF REACTION WHICH IS PRODUCED WHEN SAID PEROXIDATE COMES INTO CONTACT WITH BLOOD TO GENERATE A SIGNAL INDICATIVE OF THE HEAT OF REACTION, WHICH SIGNAL MAY BE DETECTED EXTRIORLY OF THE TEST OBJECT.

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