Ultrasonic marked cardiac ablation catheter

Ultrasonic marked cardiac ablation catheter

PCT No. PCT/EP94/04252 Sec. 371 Date Jun. 21, 1996 Sec. 102(e) Date Jun. 21, 1996 PCT Filed Dec. 21, 1994 PCT Pub. No. WO95/17131 PCT Pub. Date Jun. 29, 1995A method and system for therapy of cardiac arrythmias is provided which uses a directional electric field applied via ablation electrode for ca...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: FEREK-PETRIC, BOZIDAR, CIKES, IVO, BREYER, BRANKO
Format: Patent
Sprache:eng
Schlagworte:
DIAGNOSIS
HUMAN NECESSITIES
HYGIENE
IDENTIFICATION
MEDICAL OR VETERINARY SCIENCE
SURGERY
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Zusammenfassung:PCT No. PCT/EP94/04252 Sec. 371 Date Jun. 21, 1996 Sec. 102(e) Date Jun. 21, 1996 PCT Filed Dec. 21, 1994 PCT Pub. No. WO95/17131 PCT Pub. Date Jun. 29, 1995A method and system for therapy of cardiac arrythmias is provided which uses a directional electric field applied via ablation electrode for cardiac ablation together with an ultrasonic imaging system including an ultrasonic marking transducer mounted fixedly in the vicinity of the ablation electrode and having ultrasonic sensitivity characteristics either in the same direction as the ablation field or in some other direction determined by a certain defined angle relative to the direction of the ablation field.