1
Todd Fjield, Edward Paul Harhen, David E Acker, Patrick David Lopath: Thermal treatment methods and apparatus with focused energy application. Prorhythm, Lerner David Littenberg Krumholz & Mentlik, August 1, 2006: US07083614 (199 worldwide citation)

A collapsible ultrasonic reflector incorporates a gas-filled reflector balloon, a liquid-filled structural balloon an ultrasonic transducer disposed within the structural balloon. Acoustic energy emitted by the transducer is reflected by a highly reflective interface between the balloons. In a cardi ...


2
Todd Fjield, Edward Paul Harhen, David E Acker, Patrick David Lopath: Thermal treatment methods and apparatus with focused energy application. ProRhythm, Lerner David Littenberg Krumholz & Mentlik, February 5, 2008: US07326201 (70 worldwide citation)

A collapsible ultrasonic reflector incorporates a gas-filled reflector balloon, a liquid-filled structural balloon an ultrasonic transducer disposed within the structural balloon. Acoustic energy emitted by the transducer is reflected by a highly reflective interface between the balloons. In a cardi ...


3
Patrick David Lopath, Edward Paul Harhen: Balloon alignment and collapsing system. ProRhythm, Lerner David Littenberg Krumholz & Mentlik, October 26, 2004: US06808524 (42 worldwide citation)

A balloon catheter is provided with engagement elements disposed within the balloon so that, upon inflation of the balloon, the engagement elements move in the proximal to distal direction of the catheter so as to abut one another and form a substantially rigid column to maintain alignment of the di ...


4
Patrick David Lopath, Edward Paul Harhen, Yegor Sinelnikov, James D Savage, Jaime Merino, John Hotmer: Balloon alignment and collapsing system. ProRhythm, Lerner David Littenberg Krumholz & Mentlik, March 13, 2007: US07189229 (22 worldwide citation)

A balloon catheter is provided with a sleeve and a flexible material where, upon inflation of the balloon, the sleeve is slid over a ball joint, preventing the flexible material and tube from moving through a range of motion in order to prevent the tube from kinking and misaligning.


5
Todd Fjield, Edward Paul Harhen, Patrick David Lopath: Ultrasound transducer unit and planar ultrasound lens. ProRhythm, Lerner David Littenberg Krumholz & Mentlik, September 7, 2004: US06787974 (16 worldwide citation)

A lens for focusing an ultrasound wave having a wavelength, includes a plurality of substantially concentric rings disposed about a central point, at least one of the rings having a substantially triangular cross-section defined by first, second, and third sections, the first section extending from ...


6
Zou Yong, Warnking Reinhard, Sinelnikov Yegor, Savage James, Pacheco Robert C, Merino Jaime, Lopath Patrick David, Hotmer John, Fjield Todd: Cardiac ablation devices. Prorhythm, MILLET Marcus J, September 2, 2004: WO/2004/073505 (16 worldwide citation)

A cardiac ablation device treats atrial fibrillation by directing and focusing ultrasonic waves into a ring-like ablation region (A). The device desirably is steerable and can be moved between a normal disposition, in which the ablation region lies parallel to the wall of the heart for ablating a lo ...


7
Edward Paul Harhen, Todd Fjield, Patrick David Lopath, David E Acker: Energy application with inflatable annular lens. ProRhythm, Lerner David Littenberg Krumholz & Mentlik, June 2, 2009: US07540846 (13 worldwide citation)

Apparatus and methods for ablating tissue surrounding a tubular anatomical structure such as the wall of a blood vessel or prostatic tissue surrounding the urethra. The apparatus includes an ultrasonic emitter such as a cylindrical emitter and an inflatable annular lens balloon surrounding the ultra ...


8
James D Savage: Ultrasonic transducer. ProRhythm, Lerner David Littenberg Krumholz & Mentlik, August 11, 2009: US07573182 (8 worldwide citation)

An ultrasonic transducer of the type containing a cylindrical piezoelectric active element mounted on a supporting tube is provided with a backing component made of an electrically and thermally insulating material forming a sleeve which extends between the piezoelectric element and the supporting t ...


9
Warnking Reinhard, Jung Eugene, Nakagawa Hiroshi, Pacheco Robert C: Ablation devices with sensor structures. Prorhythm, Warnking Reinhard, Jung Eugene, Nakagawa Hiroshi, Pacheco Robert C, MILLET Marcus J, November 3, 2005: WO/2005/102199 (6 worldwide citation)

A cardiac ablation device, including a steerable catheter (10) and an expandable ablation element (18) incorporating one or more balloons (20, 22) at the distal end of the catheter, has a continuous passageway (28, 30) extending through it from the proximal end of the catheter to the distal side of ...


10
Zou Yong, Warnking Reinhard, Sinelnikov Yegor, Savage James, Pacheco Robert C, Merino Jaime, Lopath Patrick David, Hotmer John, Fjield Todd: Cardiac ablation devices. Prorhythm, November 23, 2005: EP1596746-A2 (3 worldwide citation)

A cardiac ablation device treats atrial fibrillation by directing and focusing ultrasonic waves into a ring-like ablation region (A). The device desirably is steerable and can be moved between a normal disposition, in which the ablation region lies parallel to the wall of the heart for ablating a lo ...