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US 2015/0087998 A1Published application
Cooling Of A Medical Instrument
AssigneeKarl Storz GmbH & Co. KG
InventorsChristian Czupalla, Markus Kupferschmid, Andreas Heni
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Abstract
A medical instrument includes a hermetically tight sheath, a heat source, a surface area thermally coupled to the heat source, a rotor arranged outside the hermetically tight sheath and serving to generate a flow of fluid at the surface, a magnet at the rotor, and means for generating a variable magnetic field in order to move the rotor. The means for generating a variable magnetic field is arranged inside the hermetically tight sheath.
Claims15
A medical instrument with:
- a hermetically tight sheath;
- a heat source;
- a surface area thermally coupled to the heat source;
- a rotor arranged outside the hermetically tight sheath and serving to generate a flow of fluid at the surface;
- a magnet at the rotor;
- a means for generating a variable magnetic field in order to move the rotor, the means being arranged inside the hermetically tight sheath.
3 more elements
Dependencies are inferred from the claim text.