Battery pack for power surgical hand piece with heat dissipating means
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United States of America Patent
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Feb 21, 2017
Grant Date -
N/A
app pub date -
Aug 9, 2013
filing date -
Aug 9, 2012
priority date (Note) -
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Abstract
A battery powered surgical handpiece system including a surgical instrument having a housing containing a motor and a motor controller portion, and a battery pack configured for detachably coupling to the surgical instrument, the battery pack including a thermoelectric cooler. The thermoelectric cooler is directly thermally coupled between the motor controller portion and a thermally conductive element supported by the battery pack, the thermally conductive element being movable between a first position where the thermally conductive element is spaced apart from an internal housing of the battery pack and a second position where the thermally conductive element is thermally coupled to and between an external housing of the battery pack and the internal housing of the battery pack.
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