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7618416 High-frequency knife, endoscopic apparatus, and method of resecting lesioned mucosal part using high-frequency knife  
A high-frequency knife includes a cylindrical body member, electrically conductive axial member, operating section, and electrical insulating member. At least an outer peripheral surface of the...
7615050 Systems and methods for creating a lesion using transjugular approach  
A method of treating a tissue region includes inserting a flexible sheath within a vessel, the vessel leading to a tissue region, placing a distal end of the sheath through a wall of the vessel to...
7615049 Devices, systems and methods for treating tissue regions of the body  
Improved devices, systems and methods for treating a tissue region provide straightforward, yet reliable ways for installing diverse functional components within the confined space of a...
7611512 Interleaved array of bipolar electrodes  
Apparatus including a first electromagnetic energy element that includes protrusions that jut into recesses formed in a second electromagnetic energy element, and a source of electromagnetic energy...
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...
7608839 Plasma source and applications thereof  
A low-power atmospheric pressure plasma source, comprising a plasma-forming region for injection of a plasma-forming gas; an excitation region for injection of a source of reactive species...
7608072 Surgical methods and apparatus for maintaining contact between tissue and electrophysiology elements and confirming whether a therapeutic lesion has been formed  
Surgical systems, devices and methods including one or more tissue stimulation elements that, in some instances, may also be used for sensing purposes. Some of the surgical devices also include a...
7604634 Transmural ablation device  
A method and apparatus for transmural ablation using an instrument containing two electrodes or cryogenic probes. A clamping force is exerted on the two electrodes or probes such that the tissue of...
7604633 Moisture transport system for contact electrocoagulation  
An apparatus and method for use in performing ablation or coagulation of organs and other tissue includes a metallized fabric electrode array which is substantially absorbent and/or permeable to...
7604611 Handle thumb wheel mechanism which maintains holding forces when sterilized and when engaged  
A thumb wheel mechanism includes a thumb wheel with upper and lower surfaces, the lower surface including a bore with a ball connected to it, and an handle half with upper and lower surfaces, the...
7601149 Apparatus for switching nominal and attenuated power between ablation probes  
A tissue ablation system comprises an ablation source, such as an RF ablation source, configured for generating a common power signal, and a power multiplexor configured for splitting the power...
7597698 Apparatus and method for endoscopic encirclement of pulmonary veins for epicardial ablation  
Surgical instruments and procedures promote placement of a tissue-ablating probe surrounding the left and right pulmonary veins within the intrapericardial space of a patient's heart via access...
7597661 Medical instrument having a catheter and method for using a catheter  
A medical instrument includes a catheter having a distal end insertable within a body lumen and having longitudinally spaced apart and circumferentially-protruding first and second pods. The first...
7594925 Control systems for delivering energy  
Methods for treating a network of organs including generating a map of at least a portion of the network of organs using a rendering system; selecting at least one treatment location within the...
7594915 Tissue stabilization and ablation devices and methods  
Tissue stabilization and ablation devices and methods provide techniques for stabilizing and ablating body tissues during surgical ablation procedures. In many embodiments, for example, devices may...
7594914 Incision and closure surgical device  
Incision and closure surgical device designed to assist in operative surgery as a means of effecting and repairing skin wounds. A slide fastener is fitted to a self-adhesive sheet that is attached...
7591816 Irrigated ablation catheter having a pressure sensor to detect tissue contact  
The invention relates to an irrigated ablation catheter that has a pressure sensor to determine tissue contact as well as methods of using the same. The irrigated ablation catheter contains fluid...
7591815 Surgical treatment for atrial fibrillation using radiofrequency technology  
Ablation systems and methods for treating atrial fibrillation utilizing RF energy are provided. The system generally includes a first conductive member having a shape which defines a desired lesion...
7591784 Bi-directional handle for a catheter  
A catheter actuation handle for deflecting a distal end of a tubular catheter body having first and second actuation wires extending from a proximal end of the body. The handle comprises a first...
7588569 Medical instrument for the treatment of tissue by means of a high-frequency current and medical system with a medical instrument of this type  
The invention relates to a medical instrument for treating tissue by means of high-frequency current. The inventive instrument comprises at least one electrode that can be impinged upon with a...
7588568 Atrial ablation catheter and method for treating atrial fibrillation  
A catheter for ablating tissue is provided. The catheter comprises an elongated generally-tubular catheter body having proximal and distal ends and at least one lumen extending therethrough. A...
7585297 RF electrode array for low-rate collagen shrinkage in capsular shift procedures and methods of use  
Methods and apparatus are provided for an achieving low-rate collagen shrinkage using an electrode array comprising an elongated insulator strip having at least one pair of spaced-apart bi-polar RF...
7585296 Method to treat gastric reflux via the detection and ablation of gastro-esophageal nerves and receptors  
A method detects at a tissue site an electrical activity causing a transient relaxation of at least a portion of one of a sphincter, a lower esophageal sphincter, a stomach, a cardia or a fundus....
7582085 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...
7572257 Vacuum coagulation and dissection probes  
A surgical device integrating a suction mechanism with a coagulation mechanism is provided for improving lesion creation capabilities. The device comprises an elongate member having an insulative...
7572256 Shaped scalpel  
An electrosurgical tool includes a cutting loop, which can be an RF cutting loop, which is secured to a shaft which rotates about an axis which is perpendicular to the longitudinal axis of the tool.
7572255 Gas-enhanced surgical instrument  
A gas-enhanced electrosurgical instrument includes a hand-held applicator and a portable actuator assembly. The hand-held applicator has a gas delivery member adapted to deliver pressurized...
7570982 Catheter having mapping assembly  
A mapping catheter comprises a catheter body and a mapping assembly. The catheter body has an outer wall, proximal and distal ends, and at least one lumen extending therethrough. The mapping...
7569053 Apparatus for retrieving a tissue volume with improved positioning precursor assembly  
Apparatus for retrieving a tissue volume of a variety utilizing an electrosurgically excited cable implemented capture component which performs in combination with an improved precursor assembly....
7566334 Ablation device with jaws  
System, device and method for ablating target tissue adjacent pulmonary veins of a patient through an incision. An ablation device can include a hinge including a cam assembly, a moving arm, a...
7566333 Electrosurgical device with floating-potential electrode and methods of using the same  
The present invention relates to electrosurgical probes suitable for tissue vaporization and cutting of tissue structures, more particularly for performing electrosurgical cutting, ablation...
7565208 Catheter with sensor tips, tool and device and methods of use of same  
An apparatus and method for catheter-based sensing and injection at a target site within a patient's body. An injection catheter is equipped with electrodes at its distal end which contact the...
7565190 Cardiac CT system and method for planning atrial fibrillation intervention  
A method for planning atrial fibrillation (AF) intervention for a patient includes obtaining acquisition data from a medical imaging system, and generating a 3D model of the left atrium and...
7563261 Electrosurgical device with floating-potential electrodes  
An electrosurgical instrument, system and methods are provided for the vaporization, cutting, coagulation, or treatment of tissue in the presence of an electrically conductive fluid medium. The...
7561907 Catheter having multiple spines each having electrical mapping and location sensing capabilities  
An improved catheter is provided that is particularly useful for mapping the electrical activity in a heart. The catheter comprises a plurality of spines each capable of obtaining electrical,...
7556628 Method for tissue ablation  
Methods of ablating mucosal tissue in an alimentary canal are provided. The methods can include the steps of (i) providing an ablation device comprising a tissue ablation source; (ii) positioning...
7556627 Mucosal ablation device  
A medical device for performing a therapeutic procedure on a patient. The device includes a body that is sized and shaped to engage a working end of an endoscope. The body has a recess therein. The...
7553309 Electrosurgical system employing multiple electrodes and method thereof  
A system and method for heat ablation of tissue in which energy is sequentially applied to at least two electrodes inserted into tissue. The system is comprised of a radiofrequency (RF) source for...
7553307 Devices and methods for tissue modification  
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...
7553284 Focused ultrasound for pain reduction  
Methods and devices that provide ultrasonic energy used to cause one or more nerves to become dysfunctional. A nerve to be treated is placed in the focal zone of ultrasonic energy emitted by...
7549990 Surgical scissors with argon plasma coagulation capability  
Surgical scissors having argon plasma coagulation capability are shown. The surgical scissors include in their body a channel for receiving a flexible tube having a wire within it. The flexible...
7549989 Electrosurgery devices  
Devices for electrosurgery by means of oxy-hydro combustion. Deleterious effects to tissue are minimized by means of control of acid-base shift reactions, which reactions can further be employed to...
7549988 Hybrid lesion formation apparatus, systems and methods  
A hybrid lesion formation apparatus including a surgical probe component and clamp component that share a common electrical connector.
7549987 Thermotherapy device  
This invention relates to the working end of a medical instrument that applies energy to tissue. In one embodiment, the instrument has a microfluidic tissue-engaging surface fabricated by soft...
7549986 Systems and methods for performing simultaneous ablation  
A system for treating tissue includes first and second ablation devices each including a plurality of wire electrodes and coupled to a generator in parallel. In one embodiment, the generator...
7549424 Method and apparatus for tissue treatment with laser and electromagnetic radiation  
A method and apparatus wherein an application of energy is limited to a specific diseased portion of body tissue (target tissue) for the purpose of localizing the treatment to the target tissue and...
7543589 Method for ablating cardiac tissue  
A method and apparatus for transmural ablation using an instrument containing two electrodes or cryogenic probes. A clamping force is exerted on the two electrodes or probes such that the tissue of...
7543588 Multi-functional surgical control system switching interface  
An interface which allows a surgeon to operate multiple surgical devices from a single input device. The input device may be a foot pedal that provides output signals to actuate a number of...
7540871 Integrated three-port receptacle and method for connecting hand and foot switched electrosurgical accessories  
A three-port receptacle connects both single-prong and three-prong electrical connectors of electrosurgical accessories to an electrosurgical generator. The receptacle includes two control ports...
7540870 Ablative ultrasonic-cryogenic apparatus  
An ablative apparatus that can be used to treat atrial fibrillation and other cardiac arrhythmias by ablating cardiac tissue is disclosed. When the distal end of the apparatus reaches the tissue to...