RF Energy Delivery System and Method
First Claim
1. A radio frequency tissue ablation system comprising a radio frequency generator, the generator comprising a radio frequency source, at least four independently controllable radio frequency outputs, a user interface and a controller configured to delivery radio frequency energy from the radio frequency source to the radio frequency outputs in one of at least two different output configurations in response to a configuration selection made through the user interface.
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Accused Products
Abstract
A radio frequency tissue ablation system with a radio frequency generator, the generator comprising a radio frequency source, at least four independently controllable radio frequency outputs, a user interface and a controller configured to delivery radio frequency energy from the radio frequency source to the radio frequency outputs in one of at least two different output configurations in response to a configuration selection made through the user.
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Citations
55 Claims
- 1. A radio frequency tissue ablation system comprising a radio frequency generator, the generator comprising a radio frequency source, at least four independently controllable radio frequency outputs, a user interface and a controller configured to delivery radio frequency energy from the radio frequency source to the radio frequency outputs in one of at least two different output configurations in response to a configuration selection made through the user interface.
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24. A radio frequency ablation system comprising:
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a radio frequency generator; a plurality of radio frequency electrodes; a temperature sensor; and a controller communicating with the temperature sensor to control an amount of energy delivered to the electrodes in a first portion of an energy delivery session irrespective of temperature sensed by the temperature sensor and in a second portion of the energy delivery session based on the temperature sensed by the temperature sensor. - View Dependent Claims (25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36)
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37. A radio frequency energy generation system for delivering radio frequency energy to a cardiac ablation catheter, comprising:
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a radio frequency generator adapted to deliver radio frequency energy in both monopolar and bipolar modes to an ablation catheter, wherein the ablation catheter comprises an electrode array comprising at least one electrode; an EKG monitoring unit adapted to monitor and map signals detected by the plurality of ablation catheters; and an interface unit comprising an inductor which couples the radio frequency generator and EKG monitoring unit to filter radio frequency signals from EKG signals received by the EKG monitoring unit. - View Dependent Claims (38, 39, 40, 41, 42)
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43. A method of delivering radio frequency ablation energy to a patient'"'"'s tissue comprising
delivering radio frequency energy to a plurality of electrodes to heat the patient'"'"'s tissue in first and second portions of an energy delivery session; -
monitoring temperature of the patient'"'"'s tissue during the delivering step; delivering radio frequency energy at a power level in the first portion of the energy delivery session, the power level being irrespective of monitored tissue temperature; and controlling radio frequency energy delivered to the electrodes in the second portion of the energy delivery session based on monitored tissue temperature. - View Dependent Claims (44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55)
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Specification