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| Number | Title | Issue Date |
| 7435250 | Method and apparatus for tissue 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 interface. All or a portion of the interface may be removable. When the inte... | 10/14/2008 |
| 7422591 | Apparatus for converting a clamp into an electrophysiology device An apparatus for use with a clamp including a base member configured to be secured to the clamp and at least one energy transmission device carried by the base member. An apparatus for use with a clamp and a probe that carries at least one energy transmission device... | 09/09/2008 |
| 7422588 | Pen-type electrosurgical instrument An electrocautery device is disclosed. In accordance with one aspect of the invention, the electrocautery electrode/tip is provided with a hollow, conductive tube terminating at its distal end in a ball point type tip. Fluid, preferably conductive fluid, is applied ... | 09/09/2008 |
| 7422592 | Bipolar cauterizing instrument A bipolar surgical instrument that includes opposing grips that can engage the tissue. A current is delivered from an electrosurgical power source to electrodes disposed on the grips to cauterize the tissue. The electrode configurations provide efficient cauterizati... | 09/09/2008 |
| 7419488 | Electrosurgical probe with movable return electrode and methods related thereto The present invention provides systems, apparatus, and methods for dissecting, resecting, severing, cutting, contracting, coagulating, or otherwise modifying a tissue or organ of a patient. An apparatus of the invention includes an electrosurgical probe configurable... | 09/02/2008 |
| 7419489 | Ablation catheter assembly having a virtual electrode comprising portholes An ablation catheter having a catheter shaft and a virtual electrode, the virtual electrode comprising portholes through an outer peripheral wall of the catheter shaft and a metal electrode, the catheter being used for treatment of cardiac arrhythmia, for example, a... | 09/02/2008 |
| 7410487 | Vacuum coagulation probe for atrial fibrillation treatment An embodiment of the invention includes a surgical device for coagulating soft tissue such as atrial tissue in the treatment of atrial fibrillation, atrial flutter, and atrial tachycardia. The surgical device can include at least one elongate member comprising condu... | 08/12/2008 |
| 7406970 | Method of using expandable vein 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 catheter. Separation is maintained between the primary leads such that ea... | 08/05/2008 |
| 7399300 | Cardiac ablation devices and methods Devices and methods provide for ablation of cardiac tissue for treating cardiac arrhythmias such as atrial fibrillation. Although the devices and methods are often be used to ablate epicardial tissue in the vicinity of at least one pulmonary vein, various embodiment... | 07/15/2008 |
| 7393354 | Electrosurgical pencil with drag sensing capability An electrosurgical pencil (100) configured and adapted to support an electrocautery blade (116). A strain gauge (130) is affixed to the proximal, end of the electrocautery blade and measures the displacement of the blade as a result of resistanc... | 07/01/2008 |
| 7390326 | Anti-microbial electrosurgical electrode and method of manufacturing same An electrosurgical device including a reinforcing underlayment having a non-stick, anti-microbial coating. In one embodiment, the coating includes a non-stick material having anti-microbial particles interspersed in the non-stick material. This coating is applied to... | 06/24/2008 |
| 7371236 | Diathermic cutter There is disclosed a diathermic cutter including a cylindrical main body member having a central axis, an axially elongated member including a tip end portion movable so as to change a projected state from a tip end of the main body member along the central axis of ... | 05/13/2008 |
| 7367972 | Ablation system A system for creating lesions and assessing their completeness or transmurality. Assessment of transmurality of a lesion is accomplished by monitoring the impedance of the tissue to be ablated. Rather than attempting to detect a desired drop or a desired increase im... | 05/06/2008 |
| 7367973 | Electro-surgical instrument with replaceable end-effectors and inhibited surface conduction Improved robotic surgery end-effectors include at least one insulation material for inhibiting surface conduction of electrical current in a proximal direction, from a distal active electrode toward the proximal end of the end-effector and toward the rest of the sur... | 05/06/2008 |
| 7364579 | Fluid-assisted electrosurgical device An electrocautery device is disclosed. In accordance with one aspect of the invention, the electrocautery electrode/tip is provided with a hollow, conductive tube terminating at its distal end in a ball point type tip. Fluid, preferably conductive fluid, is applied ... | 04/29/2008 |
| 7361172 | Ultrasonic device and method for tissue coagulation An ultrasonic surgical device for the coagulation of animal tissue having an ultrasonic applicator and a movable jaw with a jaw surface adjacent the distal portion of the ultrasonic applicator for movement toward the applicator to a closed position at a predefined c... | 04/22/2008 |
| 7361175 | Plasma surgical device A plasma surgical device for reducing bleeding in live tissue by means of a gas plasma. The device comprises a plasma-generating system having an anode (1), a cathode (8) and a gas supply channel (17) for supplying gas to the plasma-generating s... | 04/22/2008 |
| 7357799 | Thermal coagulation using hyperconductive fluids This invention relates to the use of hyperconductive fluids to coagulate tissue within the intervertebral disc. ... | 04/15/2008 |
| 7357802 | Electrosurgical system with uniformly enhanced electric field and minimal collateral damage The present invention is directed towards an electrosurgical cutting system. The system comprises an electrically conductive blade, having first and second blade surfaces. First and second insulators are affixed to the first and second blade surfaces, respectively. ... | 04/15/2008 |
| 7354438 | Devices for electrosurgery 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 control oxy-hydro combustion reactions. In one embodiment, radiofreq... | 04/08/2008 |
| 7354437 | Electrode device for high frequency thermotherapy The object of the present invention is to provide an electrode device for high frequency thermotherapy, including a main casing, an electrode needle, a first engaging part, and a guide unit coupled to the engaging part to be longitudinally moved relative to the elec... | 04/08/2008 |
| 7354435 | Electrosurgical instrument Electrosurgical instrument for the coagulation of biological tissue, wherein from a gas source a noble gas is sent through a tubular probe to at least one outflow opening in a distal end region of the probe, with an electrode device disposed in the distal end region... | 04/08/2008 |
| 7347857 | Ablation catheter having a loop structure for effecting ablation of tissue An ablation catheter (10) includes an elongate carrier (12). A first loop (14.1) is arranged at or adjacent a distal end of the carrier (12). At least one sensing electrode (40) is carried on the first loop (14.1) for sensin... | 03/25/2008 |
| 7347858 | Method and system for treatment of atrial tachyarrhythmias A method and system for ablating tissue to provide a desired set of lesions. The system includes an ablation apparatus having an elongated shapeable section carrying a mechanism such as an electrode for applying ablation energy along the shapeable section. The shape... | 03/25/2008 |
| 7347828 | Suction adapter for medical instrument A suction adapter for use with first and second medical devices capable of accommodating suction, the adapter including a manifold having at least three ports and a flexible flow valve. The ports may include: a suction port configured for connecting to a suction sou... | 03/25/2008 |
| 7344535 | Devices and methods for treatment of luminal tissue Devices and methods are provided for treatment of tissue in a body lumen with an electrode deployment device. Embodiments typically include a device with a plurality of electrodes having a pre-selected electrode density arranged on the surface of a support. The supp... | 03/18/2008 |
| 7335199 | Tissue resurfacing A method for skin treatment comprises the steps of delivering at least one pulse of radio frequency power to at least one electrode in order to create an electric field; passing gas through the electric field in order to form plasma from the gas; and applying the pl... | 02/26/2008 |
| 7337004 | Method and apparatus for veterinary RF pain management A method and apparatus for reducing chronic pain in animals by radio frequency (RF) neuromodulation of peripheral nerves of the animal is disclosed. The method, using the disclosed apparatus, comprises the steps of attaching active and dispersive percutaneous probes... | 02/26/2008 |
| 7331956 | Methods and apparatus for treating back pain Apparatus and methods for treating back pain of a patient by denervation of an intervertebral disc or a region of the posterior longitudinal ligament by the controlled application of heat to a target tissue. In one embodiment, the invention may include a procedure c... | 02/19/2008 |
| 7331960 | Linear ablation assembly An intravascular device for the formation of linear lesions which has particular utility in the treatment of atrial fibrillation and flutter. The intravascular device has an outer delivery member with a distal section which has an elongated opening and a support ele... | 02/19/2008 |
| 7329257 | Medical treatment instrument According to the present invention, a heat generating element to be current-carried is provided at a grasp portion on the tip side of a treatment portion, the patient's body tissue grasped between a pair of grasp portions is coagulated by heat of the heat generating... | 02/12/2008 |
| 7326875 | Method for supplying a plasma torch with a gas, mixed gas, or gas mixture, comprising volumetric flow regulation in combination with pressure regulation; and arrangement for carrying out said method A method of supplying a plasma torch with a gas, mixed gas or gas mixture, in which the volume flow of the gas, mixed gas or gas mixture is controlled, characterised in that the volume flow control is effected in combination with a pressure control of the gas, mixed... | 02/05/2008 |
| 7326208 | Ablation catheter having a virtual electrode comprising portholes and a porous conductor An ablation catheter used for treatment of, for example, atrial fibrillation by electrically isolating a vessel, such as a pulmonary vein, from a chamber, such as the left atrium. The ablation catheter has a virtual electrode and a catheter shaft. The virtual electr... | 02/05/2008 |
| 7316683 | Treatment device for cutting living tissue According to one aspect of the present invention, there is provided a treatment device for cutting a living tissue, comprising a main unit which is to be inserted into a body, a tip-end treatment portion which is disposed at a tip end of the main unit to cut the liv... | 01/08/2008 |
| 7316682 | Electrosurgical device to generate a plasma stream An electrosurgical device to generate a plasma stream for performing electrosurgery on a surgical site on a patient comprising an electrosurgical generator coupled to a electrical power source to supply power to the electrosurgical device and a plasma generator incl... | 01/08/2008 |
| 7311709 | Electrosurgical instrument and method of use An electrosurgical medical device and method for creating thermal welds in engaged tissue. In one embodiment, at least one jaw of the instrument defines a tissue engagement plane carrying a variable resistive body of a positive temperature coefficient material that ... | 12/25/2007 |
| 7311707 | Connecting device for an electrosurgical instrument The invention relates to a connecting device for an electrosurgical instrument, which comprises at least one gas supply line and one power supply line. Said connecting device comprises a housing into which passes the gas supply line including the power supply line d... | 12/25/2007 |
| 7306598 | Polymer matrix devices for treatment of vascular malformations A system for treating a wide-neck aneurysm comprising a mesh-like sleeve fabricated from a class of polymer filaments that carry conductive particles therein to provide the filaments with a specified resistivity. The releasable mesh-like sleeve is introduced to the ... | 12/11/2007 |
| 7303559 | Multiplefunction surgical dissector The present invention provides A surgical dissector, comprising: a housing having a first end and a second end, and on the first end is formed a suction inlet; a circuit board disposed within the housing; a first switch connected to the circuit board for performing ... | 12/04/2007 |
| 7300436 | Tissue resurfacing A method for skin treatment comprises the steps of delivering at least one pulse of radio frequency power to at least one electrode in order to create an electric field; passing gas through the electric field in order to form plasma from the gas; and applying the pl... | 11/27/2007 |
