1
David K Swanson, Thomas Bourne, Sidney D Fleischman, Dorin Panescu, James G Whayne: Systems and methods for forming large lesions in body tissue using curvilinear electrode elements. EP Technologies, Ryan Maki Mann & Hohenfeldt, December 10, 1996: US05582609 (604 worldwide citation)

Systems and associated methods form larger and deeper lesion patterns by shaping a support body with multiple electrodes in ways that increase the density of the electrodes per given tissue area. The support body can carry either elongated, continuous electrodes or arrays of non-contiguous, segmente ...


2
Dorin Panescu, David K Swanson, Sidney D Fleischman, Thomas M Bourne: Systems and methods for sensing multiple temperature conditions during tissue ablation. EP Technologies, Ryan Maki Mann & Hohenfeldt, November 18, 1997: US05688267 (553 worldwide citation)

Systems and methods for ablating body tissue use an electrode for contacting tissue to form a tissue-electrode interface. The electrode is adapted to be connected to a source of ablation energy to conduct ablation energy for transmission by the electrode into tissue at the tissue-electrode interface ...


3
James G Whayne, Sidney D Fleischman, David K Swanson, Thomas M Bourne, Patrick M Owens: Atrial appendage stasis reduction procedure and devices. E P Technologies, Oppenheimer Wolff & Donnelly, February 2, 1999: US05865791 (492 worldwide citation)

Systems and methods reduce the effective volume of an atrial appendage by deploying first and second devices into the atrium. The first device carries a first element to affect positioning of the tissue surface in a repositioned orientation. The second device carries a second element to affix the ti ...


4
Dorin Panescu, David McGee, James G Whayne, David K Swanson: Systems and methods for guilding diagnostic or therapeutic devices in interior tissue regions. EP Technologies, Lyon & Lyon, April 21, 1998: US05740808 (481 worldwide citation)

A catheter tube carries an operative element, such as, for example, an imaging element to visualize tissue. The catheter tube also carries a support structure, which surrounds the operative element. A steering element moves the operative element relative to the support structure. A guidance element ...


5
Dorin Panescu, Sidney D Fleischman, James G Whayne, David K Swanson: Systems and methods for controlling tissue ablation using multiple temperature sensing elements. E P Technologies, Oppenheimer Wolff & Donnelly, September 22, 1998: US05810802 (436 worldwide citation)

Systems and associated methods place a temperature sensing element in an "edge region" between an energy transmitting electrode and a non-electrically conducting support body, where higher temperatures are likely to exist. Reliable temperature sensing, which is sensitive to variations in temperature ...


6
Dorin Panescu, David K Swanson, Robert Burnside: Systems and methods for controlling power in an electrosurgical probe. Scimed Life Systems, Henricks Slavin & Holmes, June 12, 2001: US06245065 (419 worldwide citation)

Systems and methods for controlling the power supplied to an electrosurgical probe. The systems and methods may be used to monitor electrode-tissue contact, adjust power in response to a loss of contact, and apply power in such a manner that charring, coagulum formation and tissue popping are less l ...


7
David K Swanson, Robert Burnside, James G Whayne, Dorin Panescu: Systems and methods for controlling power in an electrosurgical probe. Scimed Life Systems, Henricks Slavin & Holmes, September 26, 2000: US06123702 (406 worldwide citation)

Systems and methods for controlling the power supplied to an electrosurgical probe are disclosed. The systems and methods may be used to monitor electrode-tissue contact, adjust power in response to a loss of contact, and apply power in such a manner that charring, coagulum formation and tissue popp ...


8
James G Whayne, Sidney D Fleischman, Russell B Thompson, David K Swanson, Yi Yang: Branched structures for supporting multiple electrode elements. EP Technologies, Henricks Slavin & Holmes, June 6, 2000: US06071279 (391 worldwide citation)

A catheter assembly comprises a first branch body having a first axis, a second branch body extending in a non-parallel relationship with respect to the first axis, and at least one electrode carried by the second branch body. In use, the first branch body can be located within a pulmonary vein with ...


9
Dorin Panescu, James G Whayne, David K Swanson, David McGee, Harm TenHoff: Systems and methods for visualizing interior tissue regions using expandable imaging structures. EP Technologies, Lyon & Lyon, December 15, 1998: US05848969 (389 worldwide citation)

An imaging structure has a periphery adapted to selectively assume an expanded geometry and a collapsed geometry. The periphery of the imaging structure carries an array of spaced apart ultrasound transducers.


10
David K Swanson, David McGee, Dorin Panescu, James G Whayne, Harm TenHoff: Systems and methods for visualizing tissue during diagnostic or therapeutic procedures. EP Technologies, Lyon & Lyon, May 18, 1999: US05904651 (365 worldwide citation)

A catheter tube carries an imaging element for visualizing tissue. The catheter tube also carries a support structure, which extends beyond the imaging element for contacting surrounding tissue away from the imaging element. The support element stabilizes the imaging element, while the imaging eleme ...