Catheter with multiple ultrasound radiating members
First Claim
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1. A method of delivering ultrasonic energy and a therapeutic compound to a treatment site, comprising:
- providing a catheter with a plurality of ultrasound radiating members, the plurality of ultrasound radiating members being allocated into electrical groups comprising more than one ultrasound radiating member;
independently driving each group of ultrasonic radiating members; and
delivering the therapeutic compound through the catheter to the treatment site.
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Abstract
A method of delivery ultrasonic energy and a therapeutic compound to a treatment site and an ultrasonic catheter system are disclosed. The method comprises providing a catheter with a plurality of ultrasound radiating members, wherein the plurality of ultrasound radiating members are allocated into electrical groups comprising more than one ultrasound radiating member. The method further comprises independently driving each group of ultrasonic radiating members, and delivering the therapeutic compound through the catheter to the treatment site.
344 Citations
13 Claims
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1. A method of delivering ultrasonic energy and a therapeutic compound to a treatment site, comprising:
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providing a catheter with a plurality of ultrasound radiating members, the plurality of ultrasound radiating members being allocated into electrical groups comprising more than one ultrasound radiating member; independently driving each group of ultrasonic radiating members; and delivering the therapeutic compound through the catheter to the treatment site. - View Dependent Claims (2)
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3. An ultrasonic catheter system comprising:
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a tubular body having a proximal end, a distal end and a treatment zone located between the distal end and the proximal end, a fluid delivery lumen; at least one ultrasound radiating element positioned in the treatment zone; wiring electrically coupled to the at least one ultrasound radiating element and extending through the tubular body and terminating at a connector; and a control system comprising external circuitry and an isolation pod that is configured to be electrically connected to the connector, the isolation pod being positioned between the tubular body and the external system circuitry and comprising an isolation barrier and circuitry for driving the ultrasound radiating element. - View Dependent Claims (4, 5, 6, 7, 8, 9, 10)
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11. An ultrasonic catheter comprising:
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a tubular body having a proximal end, a distal end and a treatment zone located between the distal end and the proximal end; at least one fluid delivery lumen incorporated into the tubular body; a plurality of ultrasound radiating members mounted within an inner core, wherein the ultrasound radiating members being allocated into electrical groups comprising more than one ultrasound radiating member, and the inner core positioned within the tubular body such that at least one of the ultrasound radiating members is located within the treatment zone; and means for independently driving each of the ultrasound transducers. - View Dependent Claims (12, 13)
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Specification