Cell necrosis apparatus
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United States of America Patent
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May 27, 2003
Issued Date -
N/A
app pub date -
Feb 24, 2000
filing date -
Nov 8, 1993
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A cell necrosis apparatus comprises an elongated delivery device including a lumen and an energy delivery device. The energy delivery device includes at least a first and a second RF electrode each with a tissue piercing distal portion. The first and second RF electrodes are positionable in the elongated delivery device in a compacted state and deployable from the elongated delivery device with curvature in a deployed state. The first and second RF electrodes exhibit a changing direction of travel when advanced from the elongated delivery device to a selected tissue site. At least one infusion port is coupled to one of the elongated delivery device, the energy delivery device, the first RF electrode or the second RF electrode.
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