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8137341 Methods and apparatus for plasma incision of tissue  
A method with apparatus for performing surgery using plasma is described. In one exemplary embodiment, the apparatus includes a radiofrequency signal generator, a conditioning network coupled to...
8133218 Electrosurgical medical system and method  
A medical device system and method provide an RF electrosurgical generator coupled to an electrosurgical electrode via a patient box disposed in close proximity to the patient. An RF signal is...
8123743 Mechanism for dividing tissue in a hemostat-style instrument  
Open electrosurgical forceps for sealing tissue are provided which include first and second shaft portions pivotably associated with one another. Each shaft portion has a jaw member disposed at a...
8114072 Electrical ablation device  
An electrical ablation apparatus includes a housing extending along a longitudinal axis. A first electrode and a second electrode are disposed within the housing. The electrodes are configured to...
8109928 Plasma-generating device, plasma surgical device and use of plasma surgical device  
The present invention relates to a plasma-generating device, comprising an anode, a cathode and a plasma channel which in its longitudinal direction extends at least partly between said cathode and...
8105325 Plasma-generating device, plasma surgical device, use of a plasma-generating device and method of generating a plasma  
The present invention relates to a plasma-generating device comprising an anode, a cathode and an elongate plasma channel which extends substantially in the direction from said cathode to said...
8088126 Method and apparatus for plasma incision of cardiovascular tissue  
An apparatus and method for performing surgery using plasma is described. In one exemplary embodiment, the apparatus includes a radiofrequency signal generator, a conditioning network coupled to...
8052675 Electrosurgical power control  
A method and apparatus include determining a value of a parameter associated with operation of an electrosurgical probe having a particular probe design, and determining whether the value of the...
8016821 Living body tissue harvesting apparatus  
In a bipolar cutter for a living body tissue, a groove part is formed in a member that is arranged close to an active electrode, thereby providing a constitution to cut while the blood stanching is...
8012150 Method and system for programming and controlling an electrosurgical generator system  
A method and system are disclosed enabling configuration of a control system for an electrosurgical generator system for creating new surgical applications without changing the underlying software...
8007469 Medical instrument inserter  
A catheter system for positioning an instrument within a body that includes a hub defining a lumen therethrough for passage of the instrument toward the body. The catheter system also includes an...
7998141 Irrigated catheter and method, in particular for ablation and like techniques  
The invention relates to a variety of catheters provided with an elongate body with an electrically conductive first end. Wherein through said elongate body at least one conductive wire extends...
7976540 Electrosurgical medical system and method  
A medical device system and method provide an RF electrosurgical generator coupled to an electrosurgical electrode via a patient box disposed in close proximity to the patient. An RF signal is...
7901401 Electrosurgical system  
An electrosurgical system comprises a generator and an instrument including a first electrode, a second electrode, and an insulating spacer separating the first and second electrodes. The generator...
7896875 Battery powered electrosurgical system  
An battery-powered electrosurgical instrument includes a blade having a conductor edge portion and insulation layer with geometric shapes and composition that concentrate electrosurgical energy and...
7857794 Handpiece tip  
A tip for a surgical handpiece having two coaxial tubes or channels mounted within a body. The tip has one or more features that shape the fluid discharge so as to optimize the performance of the...
7850684 Surgical instrument  
A device for morcellating tissue within a body cavity of a patient comprises a stationary tube (8) having a distal end portion (12), and a bipolar electrosurgical electrode assembly (13) located at...
7846108 Localization element with energized tip  
This invention is an improved tissue-localizing device with an electrically energized locator element for fixedly yet removal marking a volume of tissue containing a suspect region for excision....
7815635 Catheter and method, in particular for ablation and like technique  
The invention relates to a catheter, provided with an elongated body with an electrically conductive first end, wherein through said body at least one live wire extends which is connected to said...
7789880 Device for resection and/or ablation of organic tissue by means of high-frequency current  
A device for resection and/or ablation of organic tissue by means of high-frequency current comprises, at the distal end, a loop that can be acted upon by high-frequency voltage and, in the...
7749218 Method of straddling an intraosseous nerve  
This invention relates to a method of straddling an intraosseous nerve with an energy transmitting device to improve the therapeutic treatment of the nerve.
7742795 Tuned RF energy for selective treatment of atheroma and other target tissues and/or structures  
A catheter and catheter system can use energy tailored for remodeling and/or removal of target material along a body lumen, often of atherosclerotic material of a blood vessel of a patient. An...
7722602 Electrosurgical device  
An electrosurgical device is provided which can prevent the decrease of the effect of a treatment performed by an operator or the like on a biological tissue. A high-frequency voltage generated in...
7717910 Electrosurgical generator  
An electrosurgical generator for supplying RF power to an electrosurgical instrument for cutting or vaporizing tissue has an RF output stage (42) with an RF power bridge (Q1, Q2, Q3, Q4), a pair of...
7713267 Electronic coagulation scalpel  
The invention relates to a method of regulating the power available at the manipulator of an electronic scalpel so as to make said manipulator adapted to be used to obtain blood clotting, said...
7674261 Electrosurgical instrument with enhanced capability  
An electrosurgical instrument for use by a surgeon that provides additional features and benefits compared with known designs. The operating mode as well as other operating parameters, especially...
7666182 High-frequency surgical apparatus and a method for operating same  
The invention relates to a high-frequency surgical apparatus in which, for the purpose of cutting and/or coagulating biological tissue by means of high-frequency current, a high-frequency generator...
7655003 Electrosurgical power control  
A method and apparatus include determining a value of a parameter associated with operation of an electrosurgical probe having a particular probe design, and determining whether the value of the...
7611509 Electrosurgical device  
An electrosurgical electrode capable of vaporization, coagulation, desiccation or cutting of tissue is disclosed. The probe has a first portion configured for tissue vaporization, and a second...
7555343 Devices and methods for selective surgical removal of tissue  
Methods and apparatus are provided for selective surgical removal of tissue. In one variation, tissue may be ablated, resected, removed, or otherwise remodeled by standard small endoscopic tools...
7544200 Combination tissue pad for use with an ultrasonic surgical instrument  
An ultrasonic clamp coagulator assembly that is configured to permit selective cutting, coagulation and clamping of tissue during surgical procedures. An elongated portion of the instrument can be...
7513896 Dual synchro-resonant electrosurgical apparatus with bi-directional magnetic coupling  
An electrosurgical generator is disclosed, which includes an RF output stage connected to a DC power supply and first and second connections. The first connection includes a first switching...
7494473 Electrical apparatus and system with improved tissue capture component  
Electrosurgical tissue specimen recovery apparatus and system employing a multi-leaf capture component configured with pursing cables which are electrosurgically excited to define a cutting leading...
7479140 Intelligent selection system for electrosurgical instrument  
An intelligent selection system for operating an electrosurgical instrument for use by a surgeon that depends primarily on the surgical procedure to be employed. The operating mode as well as other...
7468042 Localization element with energized tip  
This invention is an improved tissue-localizing device with an electrically energized locator element for fixedly yet removably marking a volume of tissue containing a suspect region for excision....
7467075 Three-dimensional finite-element code for electrosurgery and thermal ablation simulations  
A system and method for performing a simulation of an electrosurgical procedure are disclosed. The method includes the steps of generating a three-dimensional medium, which includes one or more...
7357800 Power supply and control apparatus and electrophysiology systems including the same  
A power supply and control apparatus operable in a bipolar mode, a unipolar mode, and a combined bipolar/unipolar mode.
7300437 Electronic scalpel to cut organic tissues  
The electrode of a manipulator cuts tissue. The scalpel has rectifying circuit for supplying a rectified voltage to a radio frequency circuit which produces an output current signal at a...
7288090 Internal indifferent electrode device for use with lesion creation apparatus and method of forming lesions using the same  
An internal indifferent electrode device including a flexible shaft, an energy transmission device adapted to be inserted into the body supported on the shaft, and a connector adapted to mate with...
7276060 Surgical handpiece tip  
A surgical handpiece having a tip with at least two coaxially spaced electrically conductive tubes. The tubes are separated by an electrical insulator. The interior of the inner tube is used for...
7244255 High-frequency surgical generator  
A high-frequency generator for high-frequency surgery is driven by a d.c. voltage supply. This d.c. voltage supply has a first working mode for transferring energy in a direction of the...
7238181 High-frequency surgery generator  
A high-frequency generator for high-frequency surgery comprises a power generator for supplying high frequency energy at a base frequency. A standardizing factor is determined, with which an output...
7220260 Electrosurgical system  
An electrosurgical system comprises a generator and an instrument including a first electrode, a second electrode, and an insulating spacer separating the first and second electrodes. The generator...
7211081 Electrosurgical generator  
An electrosurgical generator for supplying RF power to an electrosurgical instrument for cutting or vaporising tissue has an RF output stage (42) with an RF power bridge (Q1, Q2, Q3, Q4), a pair of...
7177680 Field stimulation about a discontinuity of the myocardium to capture the heart at reduced pacing thresholds  
Improved pacing thresholds for capturing the heart are achieved by forming a discontinuity in the cardiac tissue of the heart chamber, disposing a pacing electrode at a distance less than a space...
7175618 High frequency power source  
A high frequency electrosurgical power generator configured to produce electrical power at a frequency of about 1 to about 14 MHz and preferably having an essentially sinusoidal waveform with a...
7115121 Electrosurgical apparatus  
An electrosurgical apparatus comprises an HF generator and an HF instrument, the HF instrument having a first switch and a second switch, the first switch being assigned a first operating state,...
7094231 Dual-mode electrosurgical instrument  
An electrosurgical instrument that is capable of generating high-quality RF energy at a single frequency in the MHz range best suited for delicate, precise and quick-healing cutting procedures with...
7044948 Circuit for controlling arc energy from an electrosurgical generator  
A circuit is disclosed which minimizes the amount of tissue vaporized during a first half (positive half cycle) of an electrosurgical current cycle and minimizes the amount of current applied to...
6955653 Electrosurgical method and apparatus with dense tissue recovery capacity  
Samples are recoverable from very dense tissue utilizing an instrument incorporating a capture component formed with leafs extending to leaf tip regions supporting a stainless steel pursing cable...
Matches 1 - 50 out of 185 1 2 3 4 >