Exploration device to monitor the penetration of an instrument in an anatomic structure
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United States of America Patent
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Apr 16, 2013
Grant Date -
Jul 10, 2008
app pub date -
Feb 11, 2005
filing date -
Feb 11, 2004
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Abstract
An exploration device to monitor the penetration of an instrument in an anatomic structure including at least two electrodes; a source of voltage supplying the at least two electrodes; a means for measuring impedance between the electrodes; a means of angular location formed by at least one electrode punctually coinciding with a peripheral surface of the penetration instrument, the coinciding surface of the electrode having a position set off from a longitudinal axis the instrument; and means for detecting a position of the at least one electrode.
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