Medical electrical lead having a torque indicator
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United States of America Patent
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Oct 10, 1995
Issued Date -
N/A
app pub date -
Sep 6, 1994
filing date -
Mar 31, 1993
priority date (Note) -
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status (Latency Note)
Importance
Abstract
A body-implantable lead (10) for use in cardiac pacing having a proximal end and a distal end, the proximal end connected to a medical device, an active fixation device such as a helix electrode (330) extending from the lead body distal end, an electrical conductor (15) extending between the proximal and distal ends of the lead, and a longitudinally extending radiopaque marker (35 or 335) affixed to the lead body (10) proximal to the helix electrode, the radiopaque marker (35 or 335) showing rotational movement or distortion of the radiopaque marker (35 or 335) under fluoroscopy.
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