1
David J Parins, Mark A Rydell, Peter Stasz: Ablation catheter with selectively deployable electrodes. Everest Medical Corporation, December 11, 1990: US04976711 (749 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 ...


2
David J Parins, Mark A Rydell, Peter Stasz: Ablation catheter with selectively deployable electrodes. Everest Medical Corporation, Haugen and Nikolai, June 30, 1992: US05125928 (638 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 ...


3
David J Parins: Electrosurgical instrument with extendable sheath for irrigation and aspiration. Everest Medical Corporation, Haugen and Nikolai, March 30, 1993: US05197963 (538 worldwide citation)

An electrosurgical instrument having a protective, extendable and retractable sheath or sleeve is disclosed. The sheath is disposed around and coaligned with an elongated cylindrical rod, from which extends at least one electrode. A conductor extending from the electrode is joined to a conventional ...


4
David J Parins: Bipolar instrument utilizing one stationary electrode and one movable electrode. Everest Medical Corporation, Haugen and Nikolai, March 1, 1994: US05290286 (527 worldwide citation)

An electrosurgical instrument for the removal of tissue polyps and the like is disclosed. It features a bipolar pair of conductive electrodes for the cutting of tissue in which at least one electrode is moveable in relation to the other. These electrodes are mounted relative to an insulating plug, w ...


5
David J Parins, Mark A Rydell, Peter Stasz: Ablation catheter with selectively deployable electrodes. Everest Medical Corporation, Haugen and Nikolai, January 7, 1992: US05078717 (447 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 has a distal tip member which is disposed in a working relation with the lesion to be removed during the initial placement of ...


6
David J Parins: Bipolar instrument utilizing one stationary electrode and one movable electrode. Everest Medical Corporation, Haugen and Nikolai, March 30, 1993: US05197964 (434 worldwide citation)

An electrosurgical instrument for the removal of tissue polyps and the like is disclosed. It features a bipolar pair of conductive electrodes for the cutting of tissue in which at least one electrode is moveable in relation to the other. These electrodes are mounted relative to an insulating plug, w ...


7
David J Parins: Electrosurgical instrument for ablating endocardial tissue. Everest Medical Corporation, Haugen and Nikolai, January 28, 1992: US05083565 (411 worldwide citation)

An endocardial electrosurgical catheter for locating and subsequently ablating ectopic foci in cardiac tissue comprises an elongated flexible tubular catheter sized to permit its being routed through the vascular system and into a cardiac chamber of the heart. The elongated catheter includes at leas ...


8
David J Parins: Bipolar biopsy device utilizing a rotatable, single-hinged moving element. Everest Medical Corporation, Haugen and Nikolai, June 8, 1993: US05217458 (392 worldwide citation)

A bipolar biopsy device for removing tissue samples for biopsy purposes or other purposes. The bipolar biopsy device has an elongated flexible end and a lumen extending therebetween. A cutting head is mounted on the distal end and has a hollow fixed member containing an electrode having an electrica ...


9
David J Parins, Lee L Swanstrom: Surgical scissors with bipolar distal electrodes. Everest Medical Corporation, Nikolai Mersereau & Dietz P A, June 1, 1999: US05908420 (333 worldwide citation)

A surgical scissors instrument having disposed at its distal end two bipolar electrode structures which function to coagulate tissue immediately prior to its being severed by scissor action. The instrument comprises a first scissors blade having a distal end and a second scissors blade having a dist ...


10
David J Parins, Richard K Poppe: Bipolar electrical scissors with metal cutting edges and shearing surfaces. Everest Medical Corporation, Haugen and Nikolai P A, July 30, 1996: US05540685 (315 worldwide citation)

A bipolar electrosurgical scissors for use in open or endoscopic surgery has a pair of opposed metal blade members pivotally joined to one another and to the distal end of the scissors itself by a rivet. Each of the blade members comprises a cutting blade having an electrode on the non-shearing surf ...