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7311704 Spring-tip, flexible electrode catheter for tissue ablation  
A spring-tip, flexible electrode, and a method for using that electrode for tissue ablation, are disclosed. The spring-tip, flexible electrode comprises an enshrouded flexible electrode (e.g., an...
7312461 Laparoscopic tumor therapy using high energy electron irradiation  
A laparoscopic tumor therapy method and an articulated electron beam transport system are provided for use with a high power, long focus electron source for tumor therapy. The high power, long...
7309325 Helical needle apparatus for creating a virtual electrode used for the ablation of tissue  
A surgical apparatus for delivering a conductive fluid to a target site for subsequent formation of a virtual electrode to ablate bodily tissue at the target site by applying a current to the...
7306595 System and method for tissue ablation  
A tissue ablation device comprises first and second electrodes of opposite polarities, the first electrode being mounted to a first elongated member for movement relative to the second electrode...
7302297 Apparatus for applying pulsed charge to living matter  
Apparatus for inducing electrically charged alignment changes in biological tissue includes a generally flat translucent cavity containing a volume of gas that includes water vapor, carbon dioxide...
7301131 Microwave ablation instrument with flexible antenna assembly and method  
A flexible microwave antenna assembly for a surgical ablation instrument capable of conforming to a tissue surface for ablation thereof. The ablation instrument includes a transmission line having...
7292893 Apparatus and method for the treatment of infectious disease in keratinized tissue  
The invention provides methods for the treatment of keratinized tissue infected with a pathogen. The invention utilizes electromagnetic energy, particularly microwave energy, as a treatment means...
7282050 Ablation of exterior of stomach to treat obesity  
The invention provides methods and devices to treat obesity by ablating tissue from an exterior surface of a stomach of a patient. For example, the invention may involve ablation of exterior...
7282061 Method of treating intervertebral disc  
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...
7267675 RF device with thermo-electric cooler  
An RF device includes a support structure. An RF electrode is coupled to the support structure and includes conductive and dielectric portions. A thermo-electric cooler is coupled to the support...
7261709 Transurethral needle ablation system with automatic needle retraction  
A one-piece, single-use disposable device for transurethral needle ablation (TUNA) of prostate tissue to alleviate BPH is disclosed. The device may include a flexible catheter tip including a rigid...
7261712 Electrosurgical lesion location device  
A device for localizing a target tissue mass in a body includes a tubular trocar portion having a distal end and a proximal end portion that is removably attachable to a handle portion. The trocar...
7261710 Transurethral needle ablation system  
A one-piece, single-use disposable device for transurethral needle ablation (TUNA) of prostate tissue to alleviate BPH is disclosed. The device may include a flexible catheter tip including a rigid...
7252665 Ablation of stomach lining to reduce stomach acid secretion  
The invention provides methods and devices to reduce stomach acid secretion in a patient with a hyper acid condition. For example, the invention may involve ablation of the stomach lining to...
7251531 Heating method for tissue contraction  
Systems, software, devices, and methods are disclosed for therapeutically heating a collagenous structural support tissue within a pelvic support system of a patient body. The present invention may...
7244254 Air-core microwave ablation antennas  
A method and device delivers microwave power to an antenna through a coaxial cable utilizing air or other gases as its dielectric core. The cable includes supports made of low-loss materials to...
7241295 Circumferential ablation device assembly and methods of use and manufacture providing an ablative circumferential band along an expandable member  
A medical balloon catheter assembly includes a balloon having a permeable region and a non-permeable region. The balloon is constructed at least in part from a fluid permeable tube such that the...
7238182 Device and method for transurethral prostate treatment  
The invention provides a transurethral ablation device comprising a catheter sized for insertion into a urethra of a male patient. A distal end of the catheter defines a lateral cavity. A vacuum...
7238183 System and method for treating skin  
System and method for treating a skin target. A temperature effector creates a temperature difference between the target and the skin tissue surrounding the target such that the target is at a...
7229438 Ablation probe with distal inverted electrode array  
An ablation device includes a cannula having a distal end and a lumen, an array of electrodes deployable from within the lumen, each of the electrodes having a first configuration when inside the...
7229436 Method and kit for treatment of tissue  
These and other objects of the present invention are achieved in a method for creating a desired tissue effect. An RF electrode is provided that includes a conductive portion. The RF electrode is...
7220261 Electrical discharge devices and techniques for medical procedures  
A medical instrument coupled to first and second energy means and a computer controller for the controlled volumetric removal of thin tissue layers. The system provides a source for introducing a...
7217284 Apparatus and methods for treating tissue  
Apparatus and methods are provided for thermally and/or mechanically treating tissue, such as valvular structures, to reconfigure or shrink the tissue in a controlled manner. The apparatus...
7200445 Energy delivery devices and methods  
This relates to methods and devices for achieving contact between the wall of a cavity or passageway and a medical device when used in tortuous anatomy.
7197363 Microwave antenna having a curved configuration  
A microwave antenna having a curved configuration is described herein. The antenna portion is formed into various shapes whereby the antenna substantially encloses, by a partial or complete loop or...
7192429 Thermokeratoplasty systems  
The present invention provides applicators for performing thermokeratoplasty. One embodiment of such applicators includes two generally tubular electrical conducting elements coaxially disposed...
7189230 Method for treating skin and underlying tissue  
A method for treating a tissue site couples an energy delivery surface of an electromagnetic energy delivery device with a skin surface. An underlying tissue area beneath the skin surface is...
7171275 High torque balloon catheter possessing multi-directional deflectability and methods thereof  
A flexible catheter shaft with a balloon on the distal section suitable for inserting into a body of a patient comprising a deflectable, high torque transmission assembly of a slit tubular element...
7167758 Medical instruments and techniques for treatment of gastro-esophageal reflux disease  
Apparatus and methods for treating tissue at or near a sphincter provide for transluminal introduction of an energy delivery device. The device includes a tissue compression member to compress...
7165552 Methods and apparatus for treatment of patent foramen ovale  
Methods and apparatus for treatment of patent foramen ovale (PFO) generally involve use of a catheter having at least one closure device at its distal end. In some embodiments, the catheter also...
7167757 Energy induced bulking and buttressing of tissue for incontinence  
Devices, systems, and method for treating urinary incontinence generally rely on energy delivered to a patient's own pelvic support tissue to selectively contract or shrink at least a portion of...
7160294 Systems and methods for treating hemorrhoids  
Systems and methods treat hemorrhoids by introducing a treatment device into the anal canal to extend above a hemorrhoidal plexus and adjacent a tissue region containing blood vessels that feed the...
7160292 Needle kit and method for microwave ablation, track coagulation, and biopsy  
A modular biopsy, ablation and track coagulation needle apparatus is disclosed that allows the biopsy needle to be inserted into the delivery needle and removed when not needed, and that allows an...
7156841 Electrode arrangement for use in a medical instrument  
A medical instrument is disclosed. The medical instrument includes a pair of spaced apart and electrically isolated elongated wire electrodes positioned adjacent one another on a working member....
7150744 Infusion array ablation apparatus  
An infusion array ablation apparatus includes an elongated delivery device having a lumen and an infusion array positionable in the lumen. The infusion array includes an RF electrode and at least a...
7151964 Device and method for multi-phase radio-frequency ablation  
Multi-phase RF ablation employing a two-dimensional or three-dimensional electrode array produces a multitude of currents paths on the surface of the ablation zone. This results in a uniform lesion...
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...
7130697 Apparatus and method for the treatment of benign prostatic hyperplasia  
An apparatus and method for treatment of benign prostatic hyperplasia is disclosed wherein the apparatus includes an applicator having a probe having proximal and distal probe sections wherein the...
7130698 Apparatus for applying pulsed voltage charge to living matter  
Apparatus for inducing electrically charged alignment changes in biological tissue includes a generally flat translucent cavity containing a volume of gas that includes water vapor, carbon dioxide...
7125407 Sphincter treatment apparatus  
A sphincter treatment apparatus includes an elongated member having at least one lumen including an inflation lumen and a basket assembly with first and second arms. The basket assembly is coupled...
7118568 Process and device for the treatment of atrial arrhythmia  
A process for preventing atrial premature contractions originating within a pulmonary vein from being conducted into the left atrium of a human heart. More specifically, an ablation lesion is...
7115126 Directional microwave ablation instrument with off-set energy delivery portion  
A directional ablation instrument for ablation of a targeted tissue. The instrument includes a transmission line having a proximal portion suitable for connection to an electromagnetic energy...
7113831 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...
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...
7113832 Interstitial microwave antenna with miniaturized choke hyperthermia in medicine and surgery  
The present invention relates to minimally invasive surgery techniques. It provides a method for manufacturing an antenna for percutaneous acute hyperthermia microwave applications of the monopole...
7108696 Bone-treatment instrument and method  
Ablation devices and associated methods are provided for use in palliative treatment of a bone tumor on or in a compact bone region. The bone treatment devices include an elongate probe having a...
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...
7101369 Triaxial antenna for microwave tissue ablation  
An improved antenna for microwave ablation uses a triaxial design which reduces reflected energy allowing higher power ablation and/or a smaller diameter feeder line to the antenna.
7097641 Catheter with cryogenic and heating ablation  
A catheter includes a cryoablation tip with an electrically-driven ablation assembly for heating tissue. The cryoablation tip may be implemented with a cooling chamber through which a controllably...
7099717 Catheter having improved steering  
A catheter system with an enhanced steering system, allowing for positioning the distal portion of the catheter proximate to a desired biological target tissue site, is provided. The system...