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| Number | Title | Issue Date |
| 8182478 | Electrosurgical instrument and type series for electrosurgical instruments The invention relates to a bipolar electrosurgical instrument comprising a handle and a tool head. In the case of bipolar instruments, at least two mutually separate conducting paths must be provided within the instrument to supply the bipolar tool head. Reliable el... | 05/22/2012 |
| 8177783 | Electric plasma-mediated cutting and coagulation of tissue and surgical apparatus Electrosurgery method and apparatus. In the method, tissue is cut or coagulated, with an electrically low conductive liquid providing cooling. In another method, skin is cut by electrosurgery in a dry field using a low duty cycle signal energizing the cutting electr... | 05/15/2012 |
| 8114072 | Electrical ablation device An electrical ablation apparatus includes a housing extending along a longitudinal axis. A first electrode and a second electrode are disposed within the housing. The electrodes are configured to connect to electrically conductive wires. The first and second electro... | 02/14/2012 |
| 8096989 | Motor-operated gastric banding device or gastric ring comprising at least one misaligned receiving antenna for power supply, remote control and data transmission by means of induction A motorized gastric ring or “AGM” including a motor acting on a diameter of the ring and actuated by induction toward an integrated receiving antenna from at least one outer transmitting antenna, wherein the ring includes at least one receiving antenna, the at l... | 01/17/2012 |
| 8083735 | Compact electrosurgery apparatuses The invention features compact apparatuses useful in electrosurgery. The compact apparatuses have a housing having a cavity, an electrosurgical system located within the cavity, the electrosurgical system having optionally a monopolar output system, optionally a bip... | 12/27/2011 |
| 8029504 | Electroporation ablation apparatus, system, and method A surgical instrument, such as an endoscopic or laparoscopic instrument, includes an ablation device. The ablation device includes an elongate member comprising first and second channels. First and second probes are disposed within the respective first and second ch... | 10/04/2011 |
| 8016821 | Living body tissue harvesting apparatus In a bipolar cutter for a living body tissue, a groove part is formed in a member that is arranged close to an active electrode, thereby providing a constitution to cut while the blood stanching is ensured since when a heat amount generated by the active electrode i... | 09/13/2011 |
| 8002769 | Electrosurgical generator and system An electrosurgical system includes a generator for generating radio frequency power, and an electrosurgical instrument including at least three electrodes. The generator includes a radio frequency output stage having at least a pair of RF output lines, and a power s... | 08/23/2011 |
| 7993332 | 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 frequency output stage having at least a pair of RF output lines, and a pow... | 08/09/2011 |
| 7905881 | Surgical instrument A surgical instrument has a first grasping member, a second grasping member which is provided to the first grasping member to open and close to the first grasping member, and grasps a living tissue between them, an ultrasonic coagulation-cutting unit which includes ... | 03/15/2011 |
| 7655004 | Electroporation ablation apparatus, system, and method A surgical instrument, such as an endoscopic or laparoscopic instrument, includes an ablation device. The ablation device includes an elongate flexible member having a proximal end and a distal end. A first working channel is formed within the flexible member. A fir... | 02/02/2010 |
| 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 frequency output stage having at least a pair of RF output lines, and a pow... | 02/17/2009 |
| 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 operating parameters can be controlled by the handpiece chosen by th... | 01/20/2009 |
| 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 |
| 7357798 | Systems and methods for electrosurgical prevention of disc herniations The present invention provides systems and methods for selectively applying electrical energy to a target location within a patient's body, particularly including tissue in the spine. The present invention applies high frequency (RF) electrical energy to one or more... | 04/15/2008 |
| 7357800 | Power supply and control apparatus and electrophysiology systems including the same A power supply and control apparatus operable in a bipolar mode, a unipolar mode, and a combined bipolar/unipolar mode. ... | 04/15/2008 |
| 7344532 | Electrosurgical generator and system In an electrosurgical generator for generating radio frequency power, the generator comprises a radio frequency output stage having three or more output connections, one or more sources of output power coupled to the output stage, and a controller operable to cause ... | 03/18/2008 |
| 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 heart during each cardiac cycle. The device partitions blood within ... | 03/11/2008 |
| 7338441 | Superelastic/shape memory tissue stabilizers and surgical instruments A surgical instrument is used for temporary use in a medical procedure in a mammalian body. The surgical instrument is configured to be changed between two shapes upon application of one or both of heating and cooling. The instrument includes a first member, a secon... | 03/04/2008 |
| 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 |
| 7331957 | Electrosurgical apparatus and methods for laparoscopy Electrosurgical methods and apparatus for treating tissue at a target site of a patient. An electrosurgical instrument includes a shaft, having a shaft distal end and a shaft proximal end, and an electrode assembly disposed at the shaft distal end. The electrode ass... | 02/19/2008 |
| 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 |
| 7318823 | Methods for repairing damaged intervertebral discs Apparatus and methods for treating an intervertebral disc by ablation of disc tissue. A method of the invention includes positioning at least one active electrode within the intervertebral disc, and applying at least a first high frequency voltage between the active... | 01/15/2008 |
| 7317954 | Virtual control of electrosurgical generator functions A virtual control panel controls the functionality of an electrosurgical generator in response to interrogating, preferably optically, an object, such as a user's finger, interacting with a control panel image as an act of control input over the functionality of the... | 01/08/2008 |
| 7300437 | Electronic scalpel to cut organic tissues The electrode of a manipulator cuts tissue. The scalpel has rectifying circuit for supplying a rectified voltage to a radio frequency circuit which produces an output current signal at a substantially constant frequency to the electrode. The radio frequency circuit ... | 11/27/2007 |
| 7291161 | Articulated clamping member A grasper is provided having a handle with an elongated shaft secured thereto. First and second jaw members with opposed clamping surfaces are secured to the shaft, with one jaw member being slidably secured with respect to the other jaw member. The jaw members are ... | 11/06/2007 |
| 7292136 | Audible signal device and machines using same An audible signal device which includes a DC to DC converter is provided. A group of work machines is further provided, including at least two work machines having electrical systems with different operating voltages. First and second audible signal devices are coup... | 11/06/2007 |
| 7288092 | Method and apparatus for ablating cardiac tissue with guide facility A method and apparatus for ablation of cardiac tissue at a selected cardiac location is achieved by providing at least one flexible elongated guide facility having a first end, a second end, and an intermediate portion extending between the first and second ends and... | 10/30/2007 |
| 7285117 | Medical device control systems A medical device for use by an operator to perform a medical procedure in a body includes a handle to be held by the operator, a shaft attached to the handle and an actuating assembly to control functions associated with the medical procedure. The shaft includes an ... | 10/23/2007 |
| 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 cable. A portable microwave plasma system includes a microwave source, a w... | 09/18/2007 |
| 7270659 | Methods for electrosurgical treatment of spinal tissue Systems, apparatus, and methods for treating spinal tissue and other body structures in open and endoscopic spine surgery to relieve symptoms, such as neck or back pain. In particular, the present invention provides methods for the controlled heating of various tiss... | 09/18/2007 |
| 7270658 | Systems and methods for electrosurgery Methods and apparatus for selectively applying electrical energy to a target location within a patient's body, particularly including tissue in the spine. In a method of the invention high frequency (RF) electrical energy is applied to one or more active electrodes ... | 09/18/2007 |
| 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 structure and is configured to cool a back surface of the RF electrode.... | 09/11/2007 |
| 7258690 | Windowed thermal ablation probe This invention relates to an electrosurgical device having a hollow shaft, an electrically conductive distal tip that is also adapted for penetrating bone, and an intermediate electrically insulating spacer. ... | 08/21/2007 |
| 7255694 | Variable output crest factor electrosurgical generator An electrosurgical generator is disclosed capable of controlling the output crest factor, as well as the output power of the electrosurgical generator across a range of tissue impedances during electrosurgery. The control occurs automatically, in real time and conti... | 08/14/2007 |
| 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 high-frequency generator, and also a second working mode for transferring energy... | 07/17/2007 |
| 7241292 | Cardiac ablation device with movable hinge 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 the hollow organ is clamped therebetween. Bipolar RF energy is then ... | 07/10/2007 |
| 7241293 | Electrode screen enhanced electrosurgical apparatus and methods for ablating tissue Electrosurgical methods and apparatus for the controlled ablation of tissue from a target site of a patient. The instrument includes a shaft having proximal and distal end portion and an active screen electrode on the distal end portion; a return electrode arranged ... | 07/10/2007 |
| 7238185 | Method and apparatus for plasma-mediated thermo-electrical ablation An apparatus and method for cutting a material including conducting and non-conducting materials such as biological tissue, cellulose or plastic while the material is submerged in a conductive liquid medium. The apparatus has a cutting electrode with an elongate cut... | 07/03/2007 |
| 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 coupled to a fluid delivery member that delivers a cooling fluidic med... | 06/12/2007 |
