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Cardiac pacemaker with automatic parameter adjustment

  • US 5,413,592 A
  • Filed: 03/26/1993
  • Issued: 05/09/1995
  • Est. Priority Date: 03/26/1993
  • Status: Expired due to Term
First Claim
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1. A cardiac pacemaker comprisinga pulse generator for producing heart-stimulating pulses,means for electrically connecting said pulse generator to a human heart,at least one sensor for sensing a first variable parameter indicative of physiologic change,means responsive to changes in said first parameter indicative of physiologic change for initiating testing of a second variable parameter, andtesting means responsive to said means for initiating testing, said testing means comprisingmeans for stimulating the heart,means for detecting capture, andmeans for varying the magnitude of a stimulating pulse.

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