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Data management system for implantable cardiac device

  • US 6,526,314 B1
  • Filed: 08/24/1999
  • Issued: 02/25/2003
  • Est. Priority Date: 08/20/1999
  • Status: Expired due to Fees
First Claim
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1. A system for storing episodic data collected by an implantable medical device, comprising:

  • a history storage structure comprising an array of nodes and wherein data associated with an episode is stored by allocating a history storage node to the episode;

    a linked list of unallocated history storage nodes;

    a priority type linked list of history storage nodes for each one of a plurality of types of episodes, wherein episodes are classified as being one of a plurality of priority types going from lower to higher; and

    , wherein a history storage node is allocated to a new episode from the list of unallocated history storage nodes unless the unallocated list is empty, in which case the oldest node from one of the priority type lists is freed for allocation to the new episode.

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