1
John E Abele, Steven Rowe, Christopher A Rowland, Michael G Vergano: Electro-coagulation and ablation and other electrotherapeutic treatments of body tissue. Boston Scientific Corporation, Fish & Richardson, April 4, 1995: US05403311 (949 worldwide citation)

A catheter includes a flexible elongated catheter body that defines a needle-receiving, or probe-receiving, lumen, a retractable tissue-penetrable needle, or probe, and an electrode mounted on the distal portion of the catheter body. The needle provides a fluid passage for introducing fluid into tis ...


2
Paul C Nardella: Fluid cooled ablation catheter. American Cardiac Ablation Co, Lahive & Cockfield, August 2, 1994: US05334193 (926 worldwide citation)

A thin, elongate and flexible ablation catheter, suitable for delivery to an internal organ, comprises a fluid delivery lumen centrally located within the catheter, and first and second electrodes disposed on an outer surface of the catheter. The electrodes preferably are helically oriented about th ...


3
David C Yates: Hemostatic surgical cutting or stapling instrument. Ethicon Endo Surgery, February 10, 1998: US05716366 (893 worldwide citation)

A hemostatic surgical instrument is provided for coagulation, cauterization and/or welding of tissue especially in the performance of endoscopic procedures. The instrument compresses the tissue between interfacing surfaces of first and second elements. A preferred application of the invention is in ...


4
Stuart D Edwards, Ronald G Lax, Ingemar H Lundquist, Hugh R Sharkey: Medical probe device and method. Vidamed, Oblon Spivak McClelland Maier & Neustadt, December 6, 1994: US05370675 (842 worldwide citation)

A medical probe device comprises a catheter having a stylet guide housing with one or more stylet ports in a side wall thereof and a stylet guide for directing a flexible stylet outward through the stylet port and through intervening tissue at a preselected, adjustable angle to a target tissue. The ...


5
Mir A Imran, Mark L Pomeranz: Catheter for RF ablation with cooled electrode. Cardiac Pathways Corporation, Flehr Hohbach Test Albritton & Herbert, September 20, 1994: US05348554 (814 worldwide citation)

A catheter for radio frequency ablation with a cooled electrode for use in tissue having a surface comprising an elongate member having proximal and distal extremities. A metal conducting electrode secured to the distal extremity of the elongate member and having a chamber therein. A conductor exten ...


6
Neal E Fearnot: Ablation catheter. Medical Engineering & Development Institute, Richard J Godlewski, March 31, 1992: US05100423 (806 worldwide citation)

An ablation catheter is provided with an elongated member or shaft and a plurality of helically-shaped cutting wires attached to the shaft to form a cutting basket. Each of the cutting wires has a section formed as a circumferentially subscribing arc and together the wires present a circumferential ...


7
Yates David C, Voegele James W, Kuhns Jesse, Nalagatla Anil, Williamson Warren P, Powell Darrel M: Improved electrosurgical hemostatic device including an anvil. Ethicon Endo Surgery, November 18, 1998: EP0878169-A1 (801 worldwide citation)

An electrosurgical instrument is provided for cauterization and/or welding of tissue of varying impedance, thickness and vascularity especially in the performance of endoscopic procedures. The instrument compresses the tissue between one pole of a bipolar energy source located on one interfacing sur ...


8
Goble Nigel Mark, Goble Colin Charles Owen: An electrosurgical generator and system. Gyrus Medical, January 22, 1997: EP0754437-A2 (769 worldwide citation)

An electrosurgical system including an electrode assembly having two electrodes for use immersed in an electrically conductive fluid has a generator with control circuitry for rapidly reducing the delivered radio frequency output power by at least 50% within approximately 100 mu s, corresponding to ...


9
David J Parins, Mark A Rydell, Peter Stasz: Ablation catheter with selectively deployable electrodes. Everest Medical Corporation, December 11, 1990: US04976711 (758 worldwide citation)

A RF ablation catheter for removing athero-stenotic lesions or modifying the tissue characteristics of the interior walls of selected blood vessels is described. The catheter is characterized in having a tip member which during the initial placement of the catheter within the vascular system so that ...


10
David C Yates, James Voegele: Electrosurgical hemostatic device with recessed and/or offset electrodes. Ethicon Endo Surgery, November 18, 1997: US05688270 (751 worldwide citation)

An electrosurgical instrument is provided for cauterization and/or welding of tissue of varying impedances, thicknesses and vascularity especially in the performance of endoscopic procedures. The instrument compresses the tissue between an electrode associated with a first pole of a bipolar energy s ...