Downloadable software support in a pacemaker
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United States of America Patent
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Jun 24, 2003
Grant Date -
Jul 11, 2002
app pub date -
Jan 5, 2001
filing date -
Jan 5, 2001
priority date (Note) -
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status (Latency Note)
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Abstract
A method is provided, the method comprising controlling an implantable medical device using a controller using a pre-emptive real-time operating system (RTOS) having a scheduling mechanism utilizing a priority inheritance protocol, the controller having a firmware architecture allowing at least one of modular feature design, modular feature implementation, extensible feature design and extensible feature implementation. The device also comprises analyzing the pre-emptive real-time operating system (RTOS) using rate monotonic analysis, providing an interface with downloadable software for the implantable medical device and backing up at least some of the downloadable software using a non-volatile memory device, protecting the at least some of the downloadable software from a reset of the implantable medical device.
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