Selectable eccentric remodeling and/or ablation

A catheter and catheter system for treatment of a blood vessel of a patient include an elongate flexible catheter body with a radially expandable structure. A plurality of electrodes or other electrosurgical energy delivery surfaces can radially engage material to be treated when the structure expan...

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Bibliographische Detailangaben
Hauptverfasser: Ross, Stephen O, Steinke, Thomas A, Michel, Raphael M, Stone, Corbett W, Koenig, Donald H, Kelleher, Brian S
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A catheter and catheter system for treatment of a blood vessel of a patient include an elongate flexible catheter body with a radially expandable structure. A plurality of electrodes or other electrosurgical energy delivery surfaces can radially engage material to be treated when the structure expands. A material detector near the distal end of the catheter body may measure circumferential material distribution, and a power source selectively energizes the electrodes to eccentrically treat of a body lumen.