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Implantable medical device

  • US 6,591,134 B2
  • Filed: 01/25/2001
  • Issued: 07/08/2003
  • Est. Priority Date: 01/25/2000
  • Status: Expired due to Term
First Claim
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1. An implantable medical device, more particularly an implantable cardiac device, such as a cardiac pacemaker or defibrillator, havinga central control unit (14) for controlling internal and external functions of the device, a memory unit comprising at least one of program memory, main memory and data memory (20, 21, 22) for the central control unit (14), and an off-the-line power supply (18) for the implantable device, wherein the memory unit (20, 21, 22) incorporates at least one non-volatile read-write memory based on an optical storage medium and holding a stored information energy-free.

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