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...Daniel Webster invented a "bull plow" to pull out tree stumps. It didn't catch on because it was huge and required four oxen to pull it!
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| Number | Title | Issue Date |
| 7789880 | Device for resection and/or ablation of organic tissue by means of high-frequency current A device for resection and/or ablation of organic tissue by means of high-frequency current comprises, at the distal end, a loop that can be acted upon by high-frequency voltage and, in the proximal direction from the loop, at least one helix that can likewise be ac... | 09/07/2010 |
| 7758577 | Monopolar resection device and method of use Methods and devices are provided for delivering monopolar energy to a treatment area in order to cut and/or coagulate tissue. In one embodiment, the device can include an elongated shaft having a distal end that is mated to a cutting head. The cutting head can inclu... | 07/20/2010 |
| 7736361 | 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 an uninsulated cutting edge that is surrounded by an insulator. A source of pulsed electrical energy may be coupled to the elec... | 06/15/2010 |
| 7674262 | High-frequency treatment tool for endoscope A high-frequency treatment tool for an endoscope including a flexible sheath being made of electrically insulating material to be inserted through an insertion channel of the endoscope, a conductive operation wire, which is adapted to be advanced and retracted insid... | 03/09/2010 |
| 7670338 | Device for tissue removal An excisional biopsy method is disclosed. The method can include rotating an arcuate shaped electrode around a tissue specimen, and drawing a sheath around the tissue specimen as the specimen is cut from a tissue mass. In one embodiment, the method includes tunnelin... | 03/02/2010 |
| 7658738 | Medical devices for use with endoscope A medical device is provided for use with an endoscope. The medical device can include a tissue resection device comprising an RF cutting wire. The tissue resection device can be supported for proximal and distal movement relative to the endoscope. ... | 02/09/2010 |
| 7648501 | 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.... | 01/19/2010 |
| 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 body member has insulating properties. The axial member is inserted in t... | 11/17/2009 |
| 7611510 | APC dual mode LEEP apparatus and method A multi-mode LLETZ or LEEP device for performing LLETZ surgery and argon plasma coagulation using a single device is disclosed. The disclosed device has a body with a channel therein and movable arms having a wire therebetween at a distal end of the body such that t... | 11/03/2009 |
| 7601151 | Endoscopic high-frequency treatment tool An endoscopic high-frequency treatment tool includes an insulating flexible sheath; a conductive stranded wire made of metal; and a cover sheath which is fitted on a portion of the conductive stranded wire in the vicinity of a end thereof. The conductive stranded wi... | 10/13/2009 |
| 7591817 | Surgical instrument for tissue resection and dissection A surgical instrument has a shaft with a longitudinal axis, a proximal end, and a distal end. The shaft is rotatable about its longitudinal axis by user manipulation of the proximal end. A tissue retainer is positioned at the distal end and is rotatable with the sha... | 09/22/2009 |
| 7585298 | Endoscopic high-frequency knife An endoscopic high-frequency knife includes an insulating flexible sheath, a conductive wire inserted into the insulating flexible sheath, and a high-frequency cutting electrode. The high-frequency cutting electrode is installed in the endoscopic high-frequency knif... | 09/08/2009 |
| 7578817 | Combination argon plasma coagulation and electrocautery device and method A combination argon plasma coagulation (APC) and monopolar electrosurgical device and method are shown. An electrosurgical tool such as a spatula, hook, ball, or the like has a neck and a plurality of members biased to an open position. The electrosurgical tool is c... | 08/25/2009 |
| 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. ... | 08/11/2009 |
| 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. Where that assembly is electrosurgically excited, then it is located a... | 08/04/2009 |
| 7553310 | Methods and systems for in situ tissue marking and orientation stabilization A method of marking an orientation of a cut specimen of tissue prior to excision thereof from a body includes steps of disposing a tissue-marking probe in the body adjacent the cut specimen, the tissue-marking probe including a tissue-marking tool configured to sele... | 06/30/2009 |
| 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 tubing and wire within it are connected to a generator that provides ele... | 06/23/2009 |
| 7527625 | Transparent electrode for the radiofrequency ablation of tissue A novel transparent electrode that uses a conductive coating to allow delivery of current to the heart as well as outward imaging through the electrode is described. The embodiments disclose a catheter incorporating an endoscope, whose imaging tip is coated with a c... | 05/05/2009 |
| 7517347 | Electrosurgical instrument for an endoscope or a catheter The invention relates to an electrosurgical instrument (5) for an endoscope or a catheter, which can be operated by means of a high-frequency current, contact electrosurgical treatment and non-contact plasma coagulation in an ionisable gas. A stationary elect... | 04/14/2009 |
| 7517348 | Devices and methods for performing procedures on a breast A guide element is used to guide a cutting device when removing breast tissue. The cutting device may have a tissue collection element for collecting tissue. The tissue collection element may be detachable so that the collection element may be removed independent fr... | 04/14/2009 |
| 7503917 | Electrosurgical pencil with improved controls An electrosurgical pencil is provided and includes an elongated housing having an electrocautery blade supported therein and extending distally from the housing. The electrocautery blade is connected to a source of electrosurgical energy. The pencil further includes... | 03/17/2009 |
| 7500974 | Electrode with rotatably deployable sheath A sheath system for selectively covering a distal end of an electrocautery blade is provided. The sheath system includes a hub having a body portion defining a lumen therethrough and a sheath having a body portion defining a lumen therethrough. The lumen of the shea... | 03/10/2009 |
| 7449022 | Shapeable electrosurgical scalpel The invention is directed to an electrosurgical device having a shapeable elongate cutting electrode having a free distal end with an exposed length of at least 0.5 inch and secured by its proximal end to the distal end of a handle. The electrosurgical device is des... | 11/11/2008 |
| 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 |
| 7442192 | Method and apparatus for surgical dissection An apparatus for dissecting tissue in a substantially uniform plane of dissection includes a housing configured to be advanced under a tissue layer, and control one of a depth of dissection or tissue flap thickness. The housing thermally shields at least a portion o... | 10/28/2008 |
| 7427282 | High-frequency cutting instrument for endoscope A high-frequency cutting instrument for an endoscope is provided. The instrument is provided with a flexible sheath formed of insulating material, a high-frequency electrode placed to be exposed on a lateral part of the flexible sheath in the vicinity of a tip of th... | 09/23/2008 |
| 7422590 | Surgical instrument In order to improve a surgical instrument having at least one tool comprising a carrier and at least one functional component adhesively bonded to the carrier, in such a way that the carrier can be easily and securely adhesively bonded to the functional component, w... | 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 |
| 7419490 | Bipolar electrosurgical scissors Bipolar electrosurgical scissors for treating biological tissue include first and second scissor blades. A shearing surface and cutting edge of each blade is electrically neutral. The scissors include a pair of electrical connections for receiving electrical current... | 09/02/2008 |
| 7402162 | High frequency treatment instrument for endoscope A high frequency treatment instrument for an endoscope is provided. The high frequency treatment instrument is provided with an insulative flexible sheath, an operation wire inserted in the flexible sheath so as to be movable along an axial direction of the operatio... | 07/22/2008 |
| 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 |
| 7396356 | Combined dissecting, cauterizing, and stapling device A medical device for simultaneously cutting tissue with a heating element, cauterizing the tissue with sealing elements, and stapling the tissue together. The heating elements comprise bipolar RF electrodes. ... | 07/08/2008 |
| 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 |
| 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 |
| 7377919 | Electrosurgical instrument An improved insulating layer for electrosurgical instruments and its use for electrosurgical instruments for reducing smoke generation at a surgical site is disclosed. The insulating layer may include a ceramic material that is substantially sealed with a coating co... | 05/27/2008 |
| 7377902 | Biopsy anchor device with cutter A device for accessing and for isolating a desired site within a patient's body, and for obtaining a body of tissue from a patient at the site that includes an electrosurgical cutting electrode near the distal tip of a shaft, an anchoring mechanism and an electrosur... | 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 |
| 7371237 | Steerable sphincterotome and methods for cannulation, papillotomy and sphincterotomy The present invention relates to methods and devices for performing endoscopic cannulation, papillotomy and sphincterotomy and similar procedures. According to the present state of the art, endoscopic cannulation of the common bile duct and papillotomy and similar p... | 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 |
