J
Joel Helfer
Researcher at Jordan University of Science and Technology
Publications - 2
Citations - 660
Joel Helfer is an academic researcher from Jordan University of Science and Technology. The author has contributed to research in topics: Electrical impedance & Voltage. The author has an hindex of 2, co-authored 2 publications receiving 660 citations.
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Patent
Low power tissue sealing device and method
TL;DR: In this article, a surgical system and associated method for sealing the passageway of a fluid-carrying vessel comprises an electrosurgical generator capable of delivering electrosurgery power, a surgical instrument connected to the generator, and a pair of end effectors disposed at a distal end of the instrument.
Patent
RF Generator System for Surgical Vessel Sealing
David A. Ross,Joel Helfer +1 more
TL;DR: In this paper, a power supply is disclosed in which non-sinusoidal (e.g., pulsed) constant frequency voltage having a variable amplitude is passed to an LC circuit to produce a quasi sinusoidal current in the LC circuit.