Matches 51 - 100 out of 347 < 1 2 3 4 5 6 7 >
Match Document Document Title
7147633 Method and apparatus for treatment of atrial fibrillation  
Methods and apparatus of embodiments of the invention are adapted to treat tissue inside a patient's body. Aspects of the invention can be used in a wide variety of applications, but certain...
7144395 Bipolar tubular shaft instrument  
A bipolar tubular shaft instrument ( 1 ) has instrument legs ( 3 ) and ( 4 ), for the operation of which a pull- and/or push rod ( 6 ) is axially displaceable within a tube ( 7 ). These two parts...
7142928 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 exceeding a space...
7137982 RF intervertebral electrosurgical probe  
An electrosurgical instrument for spinal procedures comprises a generally scoop-shaped cup whose periphery is electrically active and is capable of applying RF electrosurgical currents to spinal...
7135018 Electrosurgical instrument and method for transecting an organ  
An electrosurgical instrument and method is provided for transecting an organ. The electrosurgical instrument includes an introducer having a channel therein, and a conductive wire positioned in...
7128742 Electric operation apparatus and control method thereof  
An electric operation apparatus includes a high-frequency generating device which generates high-frequency current for treating the body anatomy, an active electrode which supplies to the body...
7118570 Vessel sealing forceps with disposable electrodes  
A removable electrode assembly for use in combination with a forcep having opposing end effectors and a handle for effecting movement of the end effectors relative to one another. The electrode...
7118569 Bipolar resectoscope electrode  
An electrode assembly is provided having an active power element and a current return element extending through a flexible multilumen tube to be electrically insulated from each other. The active...
7115123 Handpiece with electrode and non-volatile memory  
An apparatus for cooling a skin surface includes an RF device that has an RF electrode with dielectric and conductive portions. The RF device is configured to be coupled to an RF energy source. A...
7113821 Tissue electroperforation for enhanced drug delivery  
The present invention relates to a method and a device for transporting a molecule through a mammalian barrier membrane of at least one layer of cells comprising the steps of: ablating the membrane...
7112199 Multifunctional telescopic monopolar/bipolar surgical device and method therefore  
A multifunctional telescopic monopolar/bipolar electrosurgery pencil is disclosed for use with an electrosurgery unit (ESU). The monopolar/bipolar electrosurgery pencil includes a bipolar electrode...
7104989 RF ablation catheter including a virtual electrode assembly  
A virtual ablation electrode assembly includes a non-conductive outer cap fitted over an inner electrode to form a fluid chamber between a cap inner surface and an exterior surface of the...
7074219 Electrosurgery with cooled electrodes  
A cooled electrosurgical system includes an electrosurgical device having at least one electrode for applying electrical energy to tissue. In one embodiment, the electrode includes an internal...
7066936 Surgical cutting and tissue vaporizing instrument  
A surgical cutting and tissue vaporizing instrument, also referred to as an electrosurgical instrument, is in the form of a scalpel or scissors. The scalpel has a handle portion and a blade portion...
7066935 Ion eluting tuna device  
Delivery elements, including needle electrodes and sheaths of tissue ablation devices, containing a conductivity-enhancing agent are discussed. The delivery elements contain a body member and...
7063697 Bipolar endoscopic surgical scissor blades and instrument incorporating the same  
Endoscopic bipolar scissor blades are formed in a laminate assembly of an electrically conductive electrode, an electrically insulating material, and a metal shearing surface which is electrically...
7052494 Surgical system and method  
A surgical instrument comprises at least two elongate hollow tubes ( 14, 15 ), each having an aperture ( 18 ) at the distal end portion. The inner tube ( 14 ) is disposed within the other tube ( 15...
7048734 Systems and methods for electronically altering the energy emitting characteristics of an electrode array to create different lesion patterns in body tissue  
Systems and methods employ a guide element that carries a region of energy emitting material. The systems and methods electronically couple the region to a source of energy that, when emitted by...
7033357 Apparatus and method for minimally invasive surgery using rotational cutting tool  
An apparatus and method for minimally invasive surgery using a cutting tool with rotational cutting edges. The surgical instrument includes a tube having a distal end and a cutting edge at the...
7033356 Bipolar electrosurgical instrument for cutting desiccating and sealing tissue  
Electrosurgical forceps are described that have jaws capable of being closed relative to one another, the jaws each supporting electrode structures especially shaped to enhance the ability of the...
6997941 Method and apparatus for treating annular fissures in intervertebral discs  
A device is described that may be positioned at a location in an intervertebral disc for diagnosis or treatment of the disc. Treatment may include, for example, applying energy or removing...
6986767 Multi-function surgical instrument  
A multi-function surgical instrument is disclosed. In accordance with an embodiment of the present invention, the surgical instrument includes a catheter, a bipolar hemostat assembly, an attachment...
6979328 Minimally invasive glaucoma surgical instrument and method  
A surgical instrument and methods for the treatment of glaucoma are provided. The instrument uses either cauterization, a laser to ablate, sonic or ultrasonic energy to emulsify, or mechanical...
6974453 Dual mode electrosurgical clamping probe and related methods  
The present invention provides systems, apparatus and methods for selectively applying electrical energy to body tissue in order to ablate, contract, coagulate, or otherwise modify a target tissue...
6960205 Suction stabilized epicardial ablation devices  
A suction assisted ablation device having a support surface, suction elements disposed adjacent the support surface, at least one electrode and at least one suction conduit is provided. The device...
6960204 Electrosurgical method using laterally arranged active electrode  
An electrosurgical probe comprises a shaft having an electrode array ( 12 ) at its distal end and a connector at its proximal end. The array ( 12 ) includes a plurality of isolated electrode...
6929643 Resectoscope apparatus and electric operation apparatus  
A treatment electrode of a resectoscope apparatus is substantially semicircular-shaped. A length a of a first segment and a length b of a second segment satisfy a relationship of (a>2·b). The...
6923805 Electrophysiology energy treatment devices and methods of use  
Apparatus and methods are provided for ablating body tissue using radio frequency (RF) energy. A catheter having a lumen for delivering fluid can be inserted into a patient's body. A porous member,...
6918909 Resectoscope apparatus  
A resectoscope apparatus includes a high-frequency generating device which generates high-frequency current, a hollow sheath which can be inserted in the celom, a scope which is arranged in the...
6916318 Variable length electrodes for delivery of irrigated ablation  
A device for ablating tissue is provided. The device comprises a conductive element with a channel for irrigating fluid formed therein, which is in contact with a non-conductive microporous...
6915806 Method for harvesting graft vessel  
The present invention provides systems, apparatus and methods for selectively applying electrical energy to body tissue in order to incise, dissect, harvest or transect tissues or an organ of a...
6913579 Electrosurgical working end and method for obtaining tissue samples for biopsy  
An electrosurgical working end and method for obtaining a tissue sample for biopsy purposes, for example, from a patient's lung or a liver. The working end provides curved jaw members that are...
6911026 Magnetically guided atherectomy  
Atherectomy devices are guided by and manipulated by externally applied magnetic fields to treat total or partial occlusions of a patient's vasculature.
6896674 Electrosurgical apparatus having digestion electrode and methods related thereto  
Methods and apparatus for resecting and ablating tissue at a target site of a patient, the apparatus including a probe having an elongate shaft. The shaft includes a shaft distal end portion and a...
6858027 Vein stripping instrument  
A vein stripper, includes a probe, and a coagulation and cutting instrument, which has an electrode assembly and a first end face formed with an opening for passage of the probe. The electrode...
6855143 Electrosurgical systems and methods for recanalization of occluded body lumens  
The present invention comprises electrosurgical apparatus and methods for maintaining patency in body passages subject to occlusion by invasive tissue growth. The apparatus includes an electrode...
6840948 Device for removal of tissue lesions  
An excisional biopsy device and method are disclosed. The device can include a probe housing having a rotatable RF loop cutter mounted at the distal end of the probe, and the RF loop cutter can...
6837887 Articulated electrosurgical probe and methods  
Systems, apparatus and methods for selectively applying electrical energy to body tissue in order to ablate, contract, coagulate, or otherwise modify a target tissue or organ of a patient. An...
6808525 Bipolar electrosurgical hook probe for cutting and coagulating tissue  
A bipolar electrosurgical hook probe includes an end effector that includes first and second electrodes placed in parallel, closely-spaced relationship, each being of a relatively large surface...
6780182 Catheter placement detection system and operator interface  
A system for facilitating the placement of a catheter within the human body, in a lumen or vessel such as the fallopian tubes, and controlling the catheter after placement. The system coordinates...
6770071 Bladed electrosurgical probe  
The present invention provides systems, apparatus and methods for selectively applying electrical energy to body tissue in order to, ablate, contract, coagulate, or otherwise modify a tissue or...
6758846 Electrosurgical instrument and an electrosurgery system including such an instrument  
In an electrosurgical system which is operable within the frequency range of from 100kHz to 50MHz and which has a handheld instrument with an elongate instrument shaft, the distal end of the shaft...
6752806 Unrollable tip for a catheter  
An integrated catheter assembly for enabling diverse endoscopic in situ therapies. The assembly includes a catheter with an irrigation fluid lumen, a distal electrode tip portion that acts as a...
6749604 Electrosurgical instrument with axially-spaced electrodes  
A bi-polar electrocautery needle comprising an inner electrode on outer electrode and recoverable insulating-locking member for insulting the electrode from one another and locking them into...
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...
6733501 Medical device having a cooled end effector  
An electrosurgical device has an electrode and a heat pipe to conduct heat from the electrodes where substantially all heat conducted from the electrode through the heat pipe is dissipated along...
6702812 Multifunctional telescopic monopolar/bipolar surgical device and method therefor  
A multifunctional telescopic monopolar/bipolar electrosurgery pencil is disclosed for use with an electrosurgery unit (ESU). The monopolar/bipolar electrosurgery pencil includes a bipolar electrode...
6699244 Electrosurgical instrument having a chamber to volatize a liquid  
An electrosurgical instrument is provided which includes a holding formation, a probe shaft, an electric conductor, and a probe tip. The probe shaft is secured to the holding formation and has an...
6695840 Electrosurgical instrument with a longitudinal element for conducting RF energy and moving a cutting element  
A bipolar electrosurgical instrument useful in harvesting blood vessels such as veins and arteries. The instrument has a pair of jaws and a central cutting element displaceable distally and...
6695839 Method and apparatus for treatment of disrupted articular cartilage  
An apparatus for treating disrupted articular cartilage comprising an elongate probe member having proximal and distal extremities and a handle coupled to the proximal extremity of the elongate...
Matches 51 - 100 out of 347 < 1 2 3 4 5 6 7 >