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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...
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...
7520865 Surgical tool mechanism  
The surgical tool comprises a longitudinally extending waveguide ( 1 ) defining a longitudinal axis ( 2 ). A first jaw member ( 1 b ) is connected at a distal end of the waveguide ( 1 ). A...
7517347 Electrosurgical instrument for an endoscope or a catheter  
The invention relates to an electrosurgical instrument ( 5 ) for an endoscope or a catheter, which can be operated by means of a high-frequency current, contact electrosurgical treatment and...
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...
7503917 Electrosurgical pencil with improved controls  
An electrosurgical pencil is provided and includes an elongated housing having an electrocautery blade supported therein and extending distally from the housing. The electrocautery blade is...
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...
7491199 Electrosurgical generator and system  
An electrosurgical system includes a generator for generating radio frequency power, and an electrosurgical instrument including at least three electrodes and. The generator includes a radio...
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...
7341584 Device and method to limit filling of the heart  
A device used to treat heart disease by decreasing the size of a diseased heart, or to prevent further enlargement of a diseased heart. The device works by limiting the volume of blood entering the...
7271363 Portable microwave plasma systems including a supply line for gas and microwaves  
Portable microwave plasma systems including supply lines for providing microwaves and gas flow are disclosed. The supply line includes at least one gas line or conduit and a microwave coaxial...
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...
7214224 Electrosurgical system  
An electrosurgical system includes a generator ( 10 ) for generating radio frequency power, an electrosurgical instrument ( 12 ) including at least two electrodes, and an identification element (...
7169115 Endoscopic mucosal resection device with overtube and method of use  
A medical apparatus and method useful for resecting tissue from the gastrointestinal tract are disclosed. The apparatus can include an RF tissue cutting device disposed inward of a side opening in...
RE39358 Electrosurgery system and method  
An electrosurgical generator has output terminals for connection to active and return electrodes respectively of an electrosurgical instrument and, connected to the output terminals via at least...
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...
6994705 Endoscopic mucosal resection device with conductive tissue stop  
A medical apparatus and method useful for resecting tissue from the gastrointestinal tract are disclosed. The apparatus can include an RF tissue cutting device disposed inward of a side opening in...
6974452 Cutting and cauterizing surgical tools  
A surgical tool that can be used for both cauterizing and cutting during a surgical procedure. The surgical tool may include a tip having an edge for cutting and electrodes formed at or near the...
6939359 Apparatus and methods for valve removal  
This invention discloses a medical catheter and methods for removing a defective valve from a patient endoluminally. The method may comprise inserting a medical catheter endoluminally to a site of...
6893434 Ultrasonic soft tissue cutting and coagulation systems including a retractable grasper  
The present invention features an ultrasonic surgical system including an ultrasonically vibrating blade, and retractable grasper. The grasper includes a grasping jaw or clamp that is movable, in a...
6890331 Electrosurgical apparatus  
An electrosurgical apparatus comprises a high frequency generator ( 1 ) with an associated power control system, a handpiece ( 2 ) with means for removably mounting an electrode ( 5 ) therein, and...
6872204 Tissue cutting catheter and RF cutting method  
A tissue cutting device includes a catheter with a window at its distal tip for admitting tissue into a catheter compartment. A cylindrical cartridge in the compartment has a cutting edge that...
6786906 Electrosurgical cutting tool  
The invention relates to an electrosurgical tool which includes in a housing an active and return electrode which can be controlled in use so that it is the active electrode which performs the...
6736813 High-frequency treatment tool  
The present invention provides a bipolar high-frequency treatment tool for coagulating and incising the vital tissue, comprising a pair of jaws provided at a distal end portion of an elongated...
6663623 Electric surgical operation apparatus  
The electric surgical operation apparatus of the present invention easily and securely shortens the rising time until incision and coagulation effects appear even if electrodes having different...
6582427 Electrosurgery system  
An electrosurgery system includes an electrosurgical generator ( 10 ) coupled to or part of an electrosurgical instrument, the generator being operable to generate electrosurgical power in low...
6514249 Positioning system and method for orienting an ablation element within a pulmonary vein ostium  
This invention relates to a surgical device and method. More particularly, it relates to a tissue ablation device assembly and method using a circumferential ablation member in combination with a...
6464696 Electrical surgical operating apparatus  
An electric surgical operation apparatus comprises: an active electrode which performs medical treatment to an area to be treated by applying electric energy to the area; an electric power...
6458122 Radiofrequency electrosurgical generator with current control  
The invention realizes a radio knife powered by an electronic circuit that operates with high-frequency current wherein said circuit comprises: a rectifier circuit ( 20 ) fed by the mains voltage...
6451014 Electrode device for microwave operation  
An electrode device is for microwave coagulation therapy disclosed in which the direction of its electrode tip can be controlled by operation in its proximal region. The device comprises: a...
6428508 Pulsed vacuum cataract removal system  
An ophthalmic cutter system that includes a cutter adapted to cut tissue such as a cataract lens and an irrigation handpiece adapted to hold the lens. The irrigation handpiece may be coupled to an...
6402747 Handswitch cord and circuit  
A replaceable accessory cord and handswitch set adapted for use with an electrosurgical instrument that has a proximal end handle for holding by the surgeon and distal end effectors for delivery of...
6402742 Controller for thermal treatment of tissue  
Disclosed is an apparatus for use in conjunction with an RF ablation electrode insertable into a patient to ablate body tissue, e.g., prostate tissue of a patient with a BPH condition. The...
6383183 High frequency treatment apparatus  
A high frequency treatment apparatus of the present invention comprises a high frequency generation section for supplying high frequency power, a control section, which is connected to the high...
6348051 Preparation instruments  
In a dissecting instrument for surgical operations a working instrument such as a blade with cutting edge is fastened to a holding device such as a handle. Coagulation devices are provided, with a...
6306131 Electric medical apparatus  
An electric medical apparatus according to the present invention performs an incising treatment automatically after the coagulating treatment has been performed without a necessity for an operator...
6287304 Interstitial cauterization of tissue volumes with electrosurgically deployed electrodes  
Apparatus system and method for cauterizing a volume of tissue wherein electrode assemblies are deployed from the forward end region of an instrument in conjunction with an electrosurgical cutting...
6238388 Low-voltage electrosurgical apparatus  
Low-power, low-voltage electrosurgical apparatus providing three current unipolar modes whose circuitry for generating the modulation signals needed to implement the three current modes employs no...
6237606 Method of applying energy to tissue with expandable ligator catheter having multiple electrode leads  
A catheter includes a plurality of primary leads to deliver energy for ligating a hollow anatomical structure. Each of the primary leads includes an electrode located at the working end of the...
6149647 Apparatus and methods for tissue treatment  
An ablation apparatus for treating tissues of a patient, the ablation apparatus including a catheter shaft, the catheter shaft including a shaft distal section, a shaft distal end, a shaft proximal...
6130271 Deformable absorbable surgical device  
A deformable surgical repair device is manufactured from a block or graft copolymer. The copolymer comprises a plurality of first linkages selected from the group consisting of glycolic acid ester...
6071281 Surgical method and apparatus for positioning a diagnostic or therapeutic element within the body and remote power control unit for use with same  
A surgical method and apparatus for positioning a diagnostic or therapeutic element within the body. The apparatus may be catheter-based or a probe including a relatively short shaft.
6015415 Polypectomy snare instrument  
A surgical snare instrument includes a tubular sheath having proximal and distal ends, a flexible shaft having proximal and distal ends extending through and axially movable relative to the sheath,...
5964754 Device for perforating the heart wall  
A device (1) serves for creating perforations, borings or perfusion channels in the heart wall (2), especially in the myocardium, for generating channels running in the heart wall (2) for supplying...
5951545 High-frequency surgical instrument and method of operating the same  
A high-frequency surgical apparatus has a plurality of different operating modes, such as monopolar, tripolar, bipolar, at least one function such as cutting, coagulation in each operating mode and...
5935097 Suction and rinsing instrument  
The invention relates to a suction/rinsing instrument comprising a suction channel for removing fluid and a rinsing channel for supplying rinsing fluid. The suction channel is provided for...
5921999 System and method employing a pie-zoelectric crystal and transverse oscillation to perform a capsulotomy  
A system and method for performing a capsulotomy employ a handpiece including a cutting assembly that fits into the anterior chamber of the eye, and cuts an opening in the capsule of the eye with...
5833686 Ultra-high-frequency cosmetic apparatus  
An ultra-high-frequency (UHF) cosmetic apparatus using UHF electric current of about 50 MHz to treat 80 kinds of dermatosis without any side effect, e.g. to remove a variety of benign vegetations...
5817091 Electrosurgical device having a visible indicator  
An electrosurgical system having a visual indicator is provided. In a first embodiment, the electrosurgical system includes an active electrode coupled to a power supply for providing...
Matches 1 - 50 out of 142 1 2 3 >