Heart mapping catheter
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United States of America Patent
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May 17, 1994
Grant Date -
N/A
app pub date -
Sep 23, 1992
filing date -
Sep 23, 1992
priority date (Note) -
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status (Latency Note)
Importance
Abstract
A mapping catheter assembly 10 including a flexible lead body 12 and a deformable lead body 14. A lumen 22 is provided to accept a reference catheter 18 which includes a distal tip electrode assembly 29. In use an array 16 of electrode sites are deformed into a spherical shape after the assembly is placed in a heart chamber. The reference electrode assembly 29 is advanced into contact with the heart wall to provide calibration information for the array 16.
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