1
James H Orszulak, James W McPherson: Electrosurgical system employing multiple electrodes and method thereof. Sherwood Services, October 16, 2007: US07282049 (152 worldwide citation)

A system for heat ablation of tissue in a patient comprises a plurality of electrodes operatively connected to a source of radiofrequency energy and configured to apply RF energy to tissue at a patient site, a plurality of RF current restricting circuits, each circuit coupled between one of the plur ...


2
Steven P Buysse, Gary Dobbins, Brandon Gay, David N Heard, James W McPherson: Electrosurgical system employing multiple electrodes and method thereof. Covidien, June 30, 2009: US07553309 (54 worldwide citation)

A system and method for heat ablation of tissue in which energy is sequentially applied to at least two electrodes inserted into tissue. The system is comprised of a radiofrequency (RF) source for supplying RF energy, at least two electrodes configured to apply RF energy to tissue, at least one retu ...


3
Steven P Buysse, Gary Dobbins, Brandon Gay, David N Heard, James W McPherson: Electrosurgical system employing multiple electrodes and method thereof. Covidien, April 20, 2010: US07699842 (24 worldwide citation)

A system and method for heat ablation of tissue in which energy is sequentially applied to at least two electrodes inserted into tissue. The system is comprised of a radiofrequency (RF) source for supplying RF energy, at least two electrodes configured to apply RF energy to tissue, at least one retu ...


4
James H Orszulak, James W McPherson: Electrosurgical system employing multiple electrodes and method thereof. Covidien, May 22, 2012: US08182477 (12 worldwide citation)

A system for heat ablation of tissue in a patient comprises a plurality of electrodes operatively connected to a source of radiofrequency energy and configured to apply RF energy to tissue at a patient site, a plurality of RF current restricting circuits, each circuit coupled between one of the plur ...


5
James H Orszulak, James W McPherson: Electrosurgical system employing multiple electrodes and method thereof. Covidien, August 25, 2015: US09113888 (2 worldwide citation)

A method for performing an electrosurgical procedure at a surgical site on a patient, the method including the steps of providing a current restricting circuit operatively coupled between a source of electro surgical energy and an electrode, the current restricting circuit including: a switch config ...


6
ORSZULAK JAMES H, MCPHERSON JAMES W: SYSTEME ELECTROCHIRURGICAL FAISANT APPEL A PLUSIEURS ELECTRODES ET METHODE CONNEXE, ELECTROSURGICAL SYSTEM EMPLOYING MULTIPLE ELECTRODES AND METHOD THEREOF. SHERWOOD SERVICES, SHERWOOD SERVICES, OSLER HOSKIN & HARCOURT, December 3, 2013: CA2522245 (1 worldwide citation)

A system for heat ablation of tissue in a patient comprises a plurality of electrodes operatively connected to a source of radiofrequency energy and configured to apply RF energy to tissue at a patient site, a plurality of RF current restricting circuits, each circuit coupled between one of the plur ...


7
James H Orszulak, James W McPherson: Electrosurgical system employing multiple electrodes and method thereof. Covidien, January 24, 2008: US20080021448-A1

A system for heat ablation of tissue in a patient comprises a plurality of electrodes operatively connected to a source of radiofrequency energy and configured to apply RF energy to tissue at a patient site, a plurality of RF current restricting circuits, each circuit coupled between one of the plur ...


8
Steven P Buysse, Gary Dobbins, Brandon Gay, David N Heard, James W McPherson: Electrosurgical system employing multiple electrodes and method thereof. Tyco Healthcare Group, February 26, 2009: US20090054891-A1

A system and method for heat ablation of tissue in which energy is sequentially applied to at least two electrodes inserted into tissue. The system is comprised of a radiofrequency (RF) source for supplying RF energy, at least two electrodes configured to apply RF energy to tissue, at least one retu ...


9
James H Orszulak, James W McPherson: Electrosurgical system employing multiple electrodes and method thereof. United States Surgical, A Division Of Tyco Healthcare Group, April 13, 2006: US20060079886-A1

A system for heat ablation of tissue in a patient comprises a plurality of electrodes operatively connected to a source of radiofrequency energy and configured to apply RF energy to tissue at a patient site, a plurality of RF current restricting circuits, each circuit coupled between one of the plur ...


10
Steven P Buysse, Gary Dobbins, Brandon Gay, David N Heard, James W McPherson: Electrosurgical system employing multiple electrodes and method thereof. United States Surgical, A Division Of Tyco Healthcare Group, April 13, 2006: US20060079887-A1

A system and method for heat ablation of tissue in which energy is sequentially applied to at least two electrodes inserted into tissue. The system is comprised of a radiofrequency (RF) source for supplying RF energy, at least two electrodes configured to apply RF energy to tissue, at least one retu ...