1
David J Parins, Mark A Rydell, Peter Stasz: Ablation catheter with selectively deployable electrodes. Everest Medical Corporation, December 11, 1990: US04976711 (740 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
Mark A Rydell: Electrosurgical instrument having needle cutting electrode and spot-coag electrode. Everest Medical Corporation, Haugen and Nikolai, April 16, 1991: US05007908 (633 worldwide citation)

An electrosurgical instrument for use in combination with an endoscope for cutting tissue and cauterizing/coagulating the resulting wound area is described. The instrument comprises an elongated flexible tubular member having a proximal end, a distal end, and plural lumens extending therebetween. Af ...


3
David J Parins, Mark A Rydell, Peter Stasz: Ablation catheter with selectively deployable electrodes. Everest Medical Corporation, Haugen and Nikolai, June 30, 1992: US05125928 (632 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 ...


4
Mark A Rydell, Joseph A O Brien: Bipolar coagulation and cutting forceps. Everest Medical Corporation, Haugen and Nikolai, August 29, 1995: US05445638 (572 worldwide citation)

A bipolar electrosurgical device for coagulating and cutting tissue has an elongated tubular member from which a bipolar tissue cutting forceps and cutting instrument extends at the distal end. The cutting instrument is connected to a moveable rod extending through the lumen of the tubular member. A ...


5
Jeffrey C Felt, Mark A Rydell, Richard J Zdrahala, Alexander Arsenyev: Mold apparatus and kit for in situ tissue repair. Disc Dynamics, Fredrikson & Byron P A, September 3, 2002: US06443988 (536 worldwide citation)

A method, and related composition and apparatus for repairing a tissue site. The method involves the use of a curable polyurethane biomaterial composition having a plurality of parts adapted to be mixed at the time of use in order to provide a flowable composition and to initiate cure. The flowable ...


6
Mark A Rydell: Biopsy device with bipolar coagulation capability. Everest Medical Corporation, Haugen and Nikolai, February 4, 1992: US05085659 (486 worldwide citation)

A biopsy instrument comprises an elongated flexible tube having a sharpened metal sleeve affixed to its distal end. An anvil member is affixed to the distal end of an elongated rod or wire which fits through the lumen of the tube and which is reciprocally moveable in the longitudinal direction by ap ...


7
Mark A Rydell: Electrosurgical forceps with needle electrodes. Everest Medical Corporation, Nikolai Mersereau & Dietz P A, February 20, 2001: US06190386 (451 worldwide citation)

An electrosurgical coagulation instrument specifically designed to be insertable through a cannula for use in coagulating tissue during a laparoscopic or other scope-type procedure. The instrument has both bipolar forceps jaw paddles and bipolar needle electrodes. The needle electrodes are selective ...


8
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 ...


9
Mark A Rydell, Corey J Kulseth: Bipolar electrosurgical forceps. Everest Medical Corporation, Haugen and Nikolai, November 2, 1993: US05258006 (446 worldwide citation)

An instrument for cauterizing blood vessels while performing an endoscopic procedure includes a rigid outer tube with a proximal end, a distal end and an inner, semi-rigid, tube passing through the outer tube from its proximal end to its distal end. The inner tube has at least one lumen allowing pas ...


10
Mark A Rydell: Surgical scissors with bipolar coagulation feature. Everest Medical Corporation, Haugen and Nikolai, October 4, 1994: US05352222 (445 worldwide citation)

A bipolar electrosurgical scissors for use in open or endoscopic surgery has a pair of opposed blade members pivotally joined to one another and to the distal end of the scissors itself by a rivet which extends through a insulated bushing member. Each of the blade members comprises a blade support a ...



Click the thumbnails below to visualize the patent trend.