1
Saurav Paul, Kedar Ravindra Belhe, Hong Cao, Chou Thao: Conforming-electrode catheter and method for ablation. St Jude Medical Atrial Fibrillation Division, Heimbecher & Assoc, Wiley Rein, February 5, 2008: US07326206 (109 worldwide citation)

A brush electrode catheter and a method for using the brush electrode catheter for tissue ablation are disclosed. The brush electrode catheter comprises a plurality of flexible filaments or bristles for applying ablative energy (e.g., RF energy) to target tissue during the formation of spot or conti ...


2
Saurav Paul, Hong Cao: Method for displaying catheter electrode-tissue contact in electro-anatomic mapping and navigation system. St Jude Medical Atrial Fibrillation Division, Marsh Fischmann & Breyfogle, February 5, 2013: US08369922 (49 worldwide citation)

An electrode coupling output system associated with an electrode catheter that provides indication to the physician via the navigation system, concerning the electrical coupling of an electrode, such as an ablative or mapping electrode, with a patient. The indication may be provided by changing the ...


3
Saurav Paul, Kedar Ravindra Belhe, Hong Cao, Chou Thao: Brush electrode and method for ablation. St Jude Medical Atrial Fibrillation Division, Heimbecher & Assoc, February 5, 2008: US07326204 (44 worldwide citation)

A brush electrode and a method for using the brush electrode for tissue ablation are disclosed. The brush electrode comprises a plurality of flexible filaments or bristles for applying ablative energy (e.g., RF energy) to target tissue during the formation of spot or continuous linear lesions. Inter ...


4
Saurav Paul, Kedar Ravindra Belhe, Hong Cao, John Avi Roop, Chou Thao: Spring-tip, flexible electrode catheter for tissue ablation. St Jude Medical Atrial Fibrillation Division, Heimbecher & Assoc, December 25, 2007: US07311704 (41 worldwide citation)

A spring-tip, flexible electrode, and a method for using that electrode for tissue ablation, are disclosed. The spring-tip, flexible electrode comprises an enshrouded flexible electrode (e.g., an enshrouded plurality of flexible brush filaments or bristles) for applying ablative energy (e.g., RF ene ...


5
Saurav Paul, Kedar Ravindra Belhe, Chou Thao, Hong Cao: Pressure-sensitive conductive composite electrode and method for ablation. St Jude Medical Atrial Fibrillation Division, Wiley Rein, June 7, 2011: US07955326 (36 worldwide citation)

The present invention is directed to ablation devices and methods utilizing pressure sensitive conductive composites, such as quantum tunneling composites, or other contact-sensitive, conductive polymers. The materials provide for electrodes and methods capable of differentiating between a soft and ...


6
Saurav Paul, Kedar Ravindra Belhe, Hong Cao, Chou Thao: Surgical device with brush electrode and methods for electrosurgical treatment. St Jude Medical Atrial Fibrillation Division, Heimbecher & Assoc, February 5, 2008: US07326205 (32 worldwide citation)

A surgical device incorporates a brush electrode for tissue ablation and other forms of electrosurgical treatment. A plurality of flexible filaments compose the brush electrode, through which therapeutic energy (e.g., RF energy) is applied to target tissue for the formation of spot or continuous lin ...


7
Xiao Hong Cao, Shu Yuen Ron Hui: Soft-switching techniques for power inverter legs. City University of Hong Kong, Barnes & Thornburg, September 19, 2006: US07110269 (32 worldwide citation)

This invention relates to new soft-switching techniques for minimizing switching losses and stress in power electronic circuits using inverter legs. By choosing the switching frequency with specific relationships with the resonant frequency of the power electronic circuits, the proposed switching te ...


8
Hong Cao, John Avi Roop, Kedar Ravindra Belhe, Saurav Paul: Catheter electrode and rail system for cardiac ablation. St Jude Medical Atrial Fibrillation Division, Heimbecher & Assoc, February 19, 2008: US07331959 (31 worldwide citation)

The instant invention is directed toward an ablation catheter and sheath incorporating wire rail system. The catheter may have a combination of rigid and flexible components to orient an ablation electrode at the distal tip toward the target tissue. The wire rail acts to guide an ablation tip along ...


9
Saurav Paul, Kedar Ravindra Belhe, Hong Cao, John Avi Roop, Chou Thao: Side-port sheath for catheter placement and translation. St Jude Medical Atrial Fibrillation Division, Heimbecher & Assoc, October 2, 2007: US07276064 (28 worldwide citation)

Side-port sheaths for catheter placement and translation are disclosed. The sheaths include a side-port opening through which a gliding catheter may be deployed during diagnosis or treatment of tissue. The side-port sheath may include a suspension ribbon used to deploy, or that aids in the deploymen ...


10
Huisun Wang, Hong Cao: Irrigated ablation catheter having a pressure sensor to detect tissue contact. St Jude Medical Atrial Fibrillation Division, Dykema Gossett, September 22, 2009: US07591816 (25 worldwide citation)

The invention relates to an irrigated ablation catheter that has a pressure sensor to determine tissue contact as well as methods of using the same. The irrigated ablation catheter contains fluid tubing, an electrode with passages and a lumen and a pressure sensor located inside the lumen of the ele ...