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David A Zieve, Michael S Klicek: Electrosurgical and ultrasonic surgical system. Valleylab, Peter C Richardson, Lawrence C Akers, Mark Dryer, March 2, 1993: US05190517 (646 worldwide citation)

An electrical circuit system which provides electrical energy to a surgical apparatus having ultrasonic fragmentation, aspiration and electrosurgical coagulation capabilities, which system also includes an impedance sensing network and automatic feedback power output control to reduce RF power outpu ...


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Klicek Michael S, Zieve David A: Systeme electrochirurgical a ultrasons, Electrosurgical and ultrasonic surgical system. Sherwood Services, SMART & BIGGAR, December 10, 1992: CA2110684

An electrical circuit system (1) which provides electrical energy to a surgical apparatus having ultrasonic fragmentation,aspiration and electrosurgical coagulation capabilities, which system also includes an impedance sensing network (10) andautomatic feedback power output control to reduce RF powe ...


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Klicek Michael S, Zieve David A: Electrosurgical and ultrasonic surgical system. Valleylab, Klicek Michael S, Zieve David A, RICHARDSON Peter C, December 10, 1992: WO/1992/021300

An electrical circuit system (1) which provides electrical energy to a surgical apparatus having ultrasonic fragmentation, aspiration and electrosurgical coagulation capabilities, which system also includes an impedance sensing network (10) and automatic feedback power output control to reduce RF po ...