WP Heim… - US Patent 7,867,225, 2011 - Google Patents Illllllllllllllllllllllllllllllllllllllllllllllllll US007867225B2 (12) United States Patent Heim et al. (io) Patent No.: (45) Date of Patent: US 7,867,225 B2 *Jan. 11, 2011 (54) ELECTROSURGICAL INSTRUMENT WITH NEEDLE ELECTRODE (75) Inventors: Warren P. Heim, Boulder, CO (US); James L. ... Related articles - All 4 versions
WP Heim… - US Patent 7,867,226, 2011 - Google Patents Illllllllllllllllllllllllllllllllllllllllllllllllll US007867226B2 (12) United States Patent Heim et al. (io) Patent No.: (45) Date of Patent: US 7,867,226 B2 *Jan. 11, 2011 (54) ELECTROSURGICAL NEEDLE ELECTRODE (75) Inventors: Warren P. Heim, Boulder, CO (US); James L. Brassell, ... Related articles - All 4 versions
J Hu, K Yum, A Tajik, M Minary-Jolandan… - Applied Physics …, 2011 - link.aip.org ... Figure illustrates the structure of the Pt needleelectrode. ... The needleelectrode, nevertheless, showed a linear current-length dependence as expected for a cylindrical electrode and a consistent electrochemical performance over a microscopically significant length. ...
[PDF] from electrostatics.orgP Agoramurthy, L Campana… - Proc. ESA Annual …, 2011 - electrostatics.org ... A multi-needleelectrode array model is developed for large and deep tumors. ... Results show that internal electrodes result in an extra 10% reduction in field and are more effective and multi-needleelectrode arrays are effective for large tumors. ... Related articles - View as HTML
Y Zhuang, G Chen… - 2011 - eprints.ecs.soton.ac.uk ... The simulation was performed under the following conditions: the needleelectrode was set to -6500V and the grid electrode -1000V. It has been found that an initial impulse current appears at 0.6µs charging and Trichel pulse can be observed for longer charging time. ... Cached
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