Fluid-assisted electrosurgical device
First Claim
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1. An electrosurgical device to treat tissue in a presence of radio frequency energy and a fluid provided from the device, the device comprising:
- a distal portion comprising a first electrode tip, a second electrode tip and at least one fluid outlet;
the first electrode tip comprising a first electrode having a distal portion with an electrically conductive spherical surface;
the second electrode tip comprising a second electrode having a distal portion with an electrically conductive spherical surface;
at least one of the first electrode and the second electrode having a blade portion,wherein the first electrode and the second electrode are configured to be electrically coupled to a bipolar power output;
the at least one electrode having the blade portion is configured to be electrically coupled to a monopolar power output; and
wherein the blade portion extends longitudinally along at least one of the first and the second electrode.
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Abstract
The disclosure provides a fluid-assisted electrosurgical device. The device comprises a first electrode, a second electrode and at least one fluid outlet. In one embodiment, the first electrode has a distal portion with an electrically conductive spherical surface, the second electrode has a distal portion with an electrically conductive spherical surface, and at least one of the first electrode and the second electrode have a blade portion.
582 Citations
19 Claims
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1. An electrosurgical device to treat tissue in a presence of radio frequency energy and a fluid provided from the device, the device comprising:
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a distal portion comprising a first electrode tip, a second electrode tip and at least one fluid outlet; the first electrode tip comprising a first electrode having a distal portion with an electrically conductive spherical surface;
the second electrode tip comprising a second electrode having a distal portion with an electrically conductive spherical surface;at least one of the first electrode and the second electrode having a blade portion, wherein the first electrode and the second electrode are configured to be electrically coupled to a bipolar power output; the at least one electrode having the blade portion is configured to be electrically coupled to a monopolar power output; and wherein the blade portion extends longitudinally along at least one of the first and the second electrode. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18)
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19. An electrosurgical device comprising:
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a distal portion comprising a first electrode tip, a second electrode tip and at least one fluid outlet; the first electrode tip comprising a first electrode having a blade portion extending longitudinally along the first electrode; the second electrode tip comprising a second electrode having a blade portion extending longitudinally along the second electrode; each of the first and second electrodes configured to be electrically coupled to a bipolar energy source by first and second bipolar electrical connectors in electrical communication with the first and second electrodes, respectively; and at least one of the first and second electrodes configured to be electrically coupled to a monopolar energy source by a monopolar electrical connector in electrical communication with at least one of the first and second electrodes.
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Specification