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Power supply for body implanted instruments

  • US 3,195,540 A
  • Filed: 03/29/1963
  • Issued: 07/20/1965
  • Est. Priority Date: 03/29/1963
  • Status: Expired due to Term
First Claim
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1. IN COMBINATION WITH A CONTINUOUSLY OPERATIVE DEVICE ADAPTED TO BE IMPLANTED WITHIN A HUMAN BODY CONSTITUTING A DIELECTRIC BARRIER AND HAVING AN INTERNAL POWER SOURCE FOR NORMAL OPERATION THEREOF, POWER RECEIVING MEANS OPERATIVELY CONNECTED TO SAID IMPLANTED DEVICE FOR SUPPLYING POWER THERETO BYPASSING THE INTERNAL POWER SOURCE WHEN DEPLETED OR MALFUNCTIONING, EXTERNAL STANDBY POWER SUPPLY MEANS ADAPTED TO BE MOUNTED EXTERNALLY OF THE HUMAN BODY IN SPACED RELATION TO THE IMPLANTED DEVICE AND THE POWER RECEIVING MEANS FOR RADIATING ENERGY TO THE POWER RECEIVING MEANS THROUGH SAID DIELECTRIC BARRIER TO RESUME SAID CONTINUOUS OPERATION OF THE IMPLANTED DEVICE AND THE POWER RECEIVING MEANS AFTER SAID NORMAL OPERATION OF THE INTERNAL POWER SOURCE THEREOF BEGINS TO FALTER, MEANS OPERATIVELY CONNECTED TO THE EXTERNAL POWER SUPPLY MEANS FOR INDICATING VARIATIONS IN THE LOADING THEREOF TO MONITOR OPERATION OF THE IMPLANTED DEVICE, PROXIMITY CONTROL MEANS OPERATIVELY MOUNTED BY SAID POWER RECEIVING MEANS FOR PREVENTING ANY TRANSFER OF ENERGY THERETO EXCEPT BY THE STANDBY POWER SUPPLY MEANS, AND MEANS MOUNTED ON THE STANDBY POWER SUPPLY MEANS FOR OPERATING THE PROXIMITY CONTROL MEANS WHEN THE STANDBY POWER SUPPLY MEANS IS PROPERLY POSITIONED RELATIVE TO THE POWER RECEIVING MEANS, SAID POWER RECEIVING MEANS COMPRISING, RECEPTOR LOOP MEANS ADAPTED TO BE IMPLANTED WITHIN THE HUMAN BODY ADJACENT TO AND BELOW THE OUTER TISSUE THEREOF FOR EXPOSURE TO ENERGY RADIATED BY THE STANDBY POWER SUPPLY MEANS, RESONANT CIRCUIT MEANS, TRANSFORMER MEANS INDUCTIVITY COUPLING SAID RESONANT CIRCUIT MEANS TO SAID RECEPTOR LOOP MEANS, AND REGULATING CIRCUIT MEANS OPERATIVELY COUPLING SAID RESONANT CIRCUIT MEANS TO THE IMPLANTED DEVICE IN PARALLEL RELATION TO THE INTERNAL SOURCE WITHOUT LOADING OR CHARGING THEREOF.

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