1
Russell A Houser, Vahid Sadaat, Stephen R Ramee: Apparatus and methods for treating tissue. Nidus Medical, Morrison & Foerster, September 30, 2003: US06626899 (460 worldwide citation)

Apparatus and methods are provided for thermally and/or mechanically treating tissue, such as valvular structures, to reconfigure or shrink the tissue in a controlled manner. The apparatus comprises a catheter in communication with an end effector which induces a temperature rise in an annulus of ti ...


2
Russell A Houser, Stuart D Edwards, Thomas F Kordis: Catheters and methods for performing cardiac diagnosis and treatment. EP Technologies, Ryan Kees & Hohenfeldt, May 24, 1994: US05313943 (458 worldwide citation)

A system and method for cardiac diagnosis and treatment inserts the distal end of a catheter into a heart chamber. The distal end of the catheter supports at least one electrode. The catheter has a fluid flow conduit extending through it. The conduit has a valve that prevents fluid flow from the hea ...


3
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 (350 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 ...


4
Sidney D Fleischman, Thomas M Bourne, Russell A Houser: Helically wound radio-frequency emitting electrodes for creating lesions in body tissue. EP Technologies, Henricks Slavin & Holmes, February 16, 1999: US05871523 (316 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 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 (296 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 ...


6
David L McGee, Russell A Houser, David K Swanson: Multiple electrode element for mapping and ablating heart tissue. EP Technologies, Ryan Maki Mann & Hohenfeldt, June 10, 1997: US05637090 (277 worldwide citation)

Systems and methods sense electrical events in heart tissue to identify the location of an arrhythmogenic focus for ablation. The systems and methods establish a contact site between heart tissue and a curvilinear electrode array. The systems and methods monitor signals representing electrical event ...


7
Russell A Houser, William D Hare: Patches and collars for medical applications and methods of use. Advanced Catheter Engineering, April 27, 2004: US06726696 (231 worldwide citation)

The invention relates to applying a patch to a tissue surface within a mammalian body that includes retaining the patch to a deployment device, advancing the deployment device to the tissue surface, pressing the patch against the tissue surface, and manipulating the deployment device to separate the ...


8
Russell A Houser: Multiple compartmented balloon catheter with external pressure sensing. Frederick W Niebuhr, February 2, 1999: US05865801 (223 worldwide citation)

A balloon catheter includes an elongate pliable catheter tubing with a dilatation balloon fixed to the catheter tubing near its distal end. The dilatation balloon includes a first wall for dividing the balloon into a plurality of dilatation compartments adjacent one another and arranged angularly ab ...


9
Russell A Houser, James G Whayne, Sid D Fleischman: Mechanical stent and graft delivery system. Converge Medical, Morrison & Foerster, April 17, 2001: US06217585 (205 worldwide citation)

A deployment device for stents and grafts includes a catheter, an expansion framework or cage near the catheter distal end, and a means for controlling expansion from a proximal end of the catheter. The cage is formed of a plurality of elongate strands coupled at opposite ends to the catheter and to ...


10
Russell A Houser: Tissue cutting/tissue removing device with vacuum feature. William D Hare, April 1, 2003: US06540761 (198 worldwide citation)

A tissue cutting device includes a catheter with a window at its distal tip for admitting tissue into a catheter compartment. A cylindrical cartridge in the compartment has a cutting edge that supports an electrically conductive cutting element, e.g. a band or wire. The cutting element and adjacent ...