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| Number | Title | Issue Date |
| 8167878 | Bipolar electrosurgical probe for use with conductive irrigation fluids An electrosurgical probe configured for cutting or coagulating tissue, and an electrosurgical procedure that employs the electrosurgical probe. The probe includes first and second conductors disposed in a sheath, and first and second electrodes electrically insulate... | 05/01/2012 |
| 8162939 | Medical treatment device A medical treatment device inserted into a treatment instrument insertion channel of an ultrasonic endoscope inserted into a body cavity for treating an organ in the body cavity comprises a treatment probe having an electrode portion inserted and stuck into the orga... | 04/24/2012 |
| 8147488 | Surgical operating apparatus A surgical operating apparatus includes a sheath, a probe body which is inserted through the sheath, and in which ultrasonic vibration is configured to be transmitted, a probe distal end portion which is provided at a distal end portion of the probe body and configu... | 04/03/2012 |
| 8114074 | 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 insulated and physically spaced from the electrode by the insulating ... | 02/14/2012 |
| 8100905 | Endoscopic resection method Embodiments of the invention are directed to a method of excising tissue including injecting fluid into the submucosa to raise targeted tissue. A first electrode is positioned below the targeted tissue within the injected fluid and a second electrode is positioned a... | 01/24/2012 |
| 8075557 | Fluid-assisted medical devices and methods A bipolar electrosurgical scraper device is provided comprising a handle, a blade having a thickness and a beveled distal end with the beveled distal end terminating distally in a scraping edge. The beveled distal end includes a first electrode and a second electrod... | 12/13/2011 |
| 8062292 | 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 insulated and physically spaced from the electrode by the insulating ... | 11/22/2011 |
| 8012153 | Rotary electrosurgical apparatus and methods thereof Electrosurgical systems, apparatus, and methods for the controlled removal and treatment of a target tissue. An instrument of the invention includes a rotating member housed longitudinally within a shaft, a tissue removal port disposed at the shaft distal end portio... | 09/06/2011 |
| 7972333 | High frequency incision tool for endoscope A high-frequency incision tool for endoscope comprises a sheath inserted through and extracted from a treatment tool guide lumen of an endoscope; an operation unit connected to the rear of the sheath; a pair of electrode blades disposed in parallel and oriented forw... | 07/05/2011 |
| 7967819 | Soft bipolar forceps A soft bipolar forceps includes a long narrow flexible tube; paired forceps pieces that are formed extending in the axial direction, and are mutually insulated and disposed opposite one another; and a support that is disposed to the distal end of the flexible tube a... | 06/28/2011 |
| 7909822 | Bipolar tissue debrider and method A debrider apparatus is disclosed. The debrider includes a first tubular member that is adapted to connect to a first potential of an electrosurgical generator. A second tubular member is at least partially disposed within the first tubular member and is adapted to ... | 03/22/2011 |
| 7901403 | Internally located return electrode electrosurgical apparatus, system and method A bipolar, plasma-generating electrosurgical apparatus and system wherein the return electrode is enclosed within an electrosurgical shaft, and the active electrode is located on the outside surface of the shaft such that in treating the tissue, the tissue is expose... | 03/08/2011 |
| 7896877 | Surgical instrument A device for morcellating tissue within a body cavity of a patient comprises a stationary tube having a distal end portion, and a bipolar electrosurgical electrode assembly located at the distal end of the tube. The electrosurgical electrode assembly comprises first... | 03/01/2011 |
| 7879034 | Internally located return electrode electrosurgical apparatus, system and method A bipolar, plasma-generating electrosurgical apparatus and system wherein the return electrode is enclosed within an electrosurgical shaft, and the active electrode is located on the outside surface of the shaft such that in treating the tissue, the tissue is expose... | 02/01/2011 |
| 7842034 | Electrosurgical devices and methods for selective cutting of tissue Methods and devices for cutting or coagulating. A device comprises a) an elongate member having a distal end, b) at least one foot member extending from the distal end of the elongate member, said foot member having a upper surface and a lower surface, c) an electri... | 11/30/2010 |
| 7727232 | Fluid-assisted medical devices and methods A bipolar electrosurgical scraper device is provided comprising a handle, a blade having a thickness and a beveled distal end with the beveled distal end terminating distally in a scraping edge. The beveled distal end includes a first electrode and a second electrod... | 06/01/2010 |
| 7704249 | Apparatus and methods for electrosurgical ablation and resection of target tissue An electrosurgical system and method for ablating, resecting, or cutting body structures, with minimal or no damage to tissue adjacent to the treatment site. The system includes an electrosurgical probe having a shaft with a shaft distal end bifurcated to provide fi... | 04/27/2010 |
| 7682360 | Bipolar tissue debrider and method A debrider apparatus is disclosed. The debrider includes a first tubular member that is adapted to connect to a first potential of an electrosurgical generator. A second tubular member is at least partially disposed within the first tubular member and is adapted to ... | 03/23/2010 |
| 7544195 | Electrocautery surgical scissors Surgical apparatus includes bipolar electrodes and tissue-shearing blades configured to electrically contact tissue for electrocauterization thereof prior to shearing contact of the cutting blades with the tissue over wide angles of presentation of the tissue to the... | 06/09/2009 |
| 7442191 | Systems and methods for electrosurgical treatment of turbinates The present invention provides systems and methods for selectively applying electrical energy to a target location within the head and neck of a patient's body, particularly including tissue in the ear, nose and throat. In one aspect, a method is provided for reduci... | 10/28/2008 |
| 7442194 | Bipolar forceps having monopolar extension An endoscopic forceps for treating tissue includes a housing having a shaft affixed thereto which has first and second jaw members attached to a distal end thereof. The forceps also includes an actuator for moving jaw members relative to one another from a first pos... | 10/28/2008 |
| 7429262 | Apparatus and methods for electrosurgical ablation and resection of target tissue An electrosurgical system and method for ablating, resecting, or cutting body structures, with minimal or no damage to tissue adjacent to the treatment site. The system includes an electrosurgical probe having a shaft with a shaft distal end bifurcated to provide fi... | 09/30/2008 |
| 7422585 | System for electrosurgical myocardial revascularization A method for transmyocardial revascularization of the heart of a patient includes positioning an active electrode surface in close proximity to a target site on the wall of a patient's heart, and applying high frequency voltage between the active voltage surface and... | 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 |
| 7387631 | Electro-cautery 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 hemostat, and a cutting wire for making incisions in or ablating tissue.... | 06/17/2008 |
| 7377920 | Laparoscopic bipolar electrosurgical instrument A laparoscopic bipolar electrosurgical instrument for sealing tissue includes a handle having an elongated tube affixed thereto. The tube includes first and second jaw members having electrically conductive sealing surfaces attached to a distal end thereof which are... | 05/27/2008 |
| 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 |
| 7367976 | Bipolar forceps having monopolar extension An endoscopic forceps for treating tissue includes a housing having a shaft affixed thereto which has first and second jaw members attached to a distal end thereof. The forceps also includes an actuator for moving jaw members relative to one another from a first pos... | 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 |
| 7356898 | Surgical knife production method A method for producing a surgical knife of a very small size for use in ophthalmic surgery under a microscopic environment having a sharp edge without causing reflection of lights. The surgical knife comprises a handle, and a blade attached to the handle. The blade ... | 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 |
| 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 |
| 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 |
| 7344536 | Electrocautery surgical scissors Surgical apparatus includes bipolar electrodes and tissue-shearing blades configured to electrically contact tissue for electrocauterization thereof prior to shearing contact of the cutting blades with the tissue over wide angles of presentation of the tissue to the... | 03/18/2008 |
| 7341586 | Thermal coagulation of tissue during tissue resection A coagulation system is provided for use in biological tissue. The coagulation system includes a handle, a radiofrequency (RF) generator, and an electrode array. The electrode array includes two or more pair of bipolar electrodes slideably coupled in channels of the... | 03/11/2008 |
| 7338489 | Cutting tool for tissue surgical resection A cutting tool for tissue surgical resection instruments, such as electric or ultrasonic bistoury, includes a connector element (5) supported in its upstream portion by the bistoury, a thin cutting element (7) integral with the connector element (5 | 03/04/2008 |
| 7334718 | Stapling and cutting in resectioning for full thickness resection devices A stapling unit for use with an endoscopic stapling system adapted to be advanced along an endoscope to a predetermined location within a body lumen to staple the portion of tissue, as part of an occlusal or full thickness resectioning procedure. The stapling unit c... | 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 |
| 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 |
| 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 |
