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
Mark A Reiley, Arie Scholten, Karen D Talmadge: Inflatable device for use in surgical protocols relating to treatment of fractured or diseased bones. Ryan Maki Mann & Hohenfeldt, October 27, 1998: US05827289 (561 worldwide citation)

A balloon for use in compressing cancellous bone and marrow (also known as medullary bone or trabecular bone) against the inner cortex of bones whether the bones are fractured or not. The balloon comprises an inflatable, non-expandable balloon body for insertion into said bone. The body has a shape ...


3
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 ...


4
Sidney D Fleischman, Thomas M Bourne, Russell A Houser: Helically wound radio-frequency emitting electrodes for creating lesions in body tissue. EP Technologies, Ryan Maki Mann & Hohenfeldt S C, August 13, 1996: US05545193 (351 worldwide citation)

A device for ablating tissue within the body has an element with an energy emitting region helically wound about and along the axis of the element. The element emits energy to create a lesion in body tissue. A sheath of a non-energy emitting material is movable over the region to adjust the impedanc ...


5
David K Swanson, Sidney D Fleischman, Thomas F Kordis, David L McGee: Composite structures and methods for ablating tissue to form complex lesion patterns in the treatment of cardiac conditions and the like. EP Technologies, Ryan Maki Mann & Hohenfeldt, November 19, 1996: US05575810 (340 worldwide citation)

A method of ablating tissue in the heart to treat atrial fibrillation introduces into a selected atrium an energy emitting element. The method exposes the element to a region of the atrial wall and applies ablating energy to the element to thermally destroy tissue. The method forms a convoluted lesi ...


6
Dorin Panescu, Sidney D Fleischman, David K Swanson: Systems and methods for ablating body tissue using predicted maximum tissue temperature. EP Technologies, Ryan Maki Mann & Hohenfeldt, April 7, 1998: US05735846 (327 worldwide citation)

Systems and methods ablate body tissue using an electrode for contacting tissue at a tissue-electrode interface to transmit ablation energy at a determinable power level. The systems and methods include an element to remove heat from the electrode at a determinable rate. The systems and methods empl ...


7
Thomas F Kordis, David K Swanson, Jerome Jackson, Terry E Spraker: Systems and methods for creating complex lesion patterns in body tissue. EP Technologies, Ryan Maki Mann & Hohenfeldt, August 27, 1996: US05549661 (322 worldwide citation)

Systems and methods form curvilinear lesions in tissue within the body. The systems and methods expose tissue to electrode arrays with intersecting energy emitting elements. The systems and methods apply ablating energy for emission by the elements to create intersecting curvilinear lesion patterns ...


8
Stuart D Edwards, Roger A Stern: Electrode and associated systems using thermally insulated temperature sensing elements. EP Technologies, Ryan Maki Mann & Hohenfeldt, November 18, 1997: US05688266 (320 worldwide citation)

An ablation electrode carries a temperature sensing element for measuring the temperature of the tissue being ablated. A thermal insulating element associated with the sensing element blocks the transfer of heat energy from between the temperature sensing element and the body. The temperature sensin ...


9
David McGee, Dorin Panescu, David K Swanson, James G Whayne: Systems and methods using a porous electrode for ablating and visualizing interior tissue regions. EP Technologies, Ryan Maki Mann & Hohenfeldt, March 3, 1998: US05722403 (307 worldwide citation)

A porous electrode assembly includes a wall having a surface capable of contacting tissue. The wall peripherally surrounds an interior area. The assembly also includes a lumen to convey a medium containing ions into the interior area, as well as an electrically conductive element, which couples the ...


10
David L McGee, Russell A Houser, David K Swanson: Methods for locating and ablating accessory pathways in the heart. EP Technologies, Ryan Maki Mann & Hohenfeldt, October 7, 1997: US05673695 (297 worldwide citation)

Systems and methods sense electrical events about a selected annulus region of the heart to identify the location of an accessory pathway. The systems and methods establish a contact site between heart tissue along the selected annulus and a multi-electrode array having a generally circular shape th ...