Disposable sheath with replaceable console probes for cryosurgery
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United States of America Patent
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Oct 30, 2012
Grant Date -
May 22, 2008
app pub date -
Nov 19, 2007
filing date -
Nov 17, 2006
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A sheath for use with a cryoprobe in a cryosurgical procedure can have an opening at its proximal end configured to be inserted over a tip portion of a cryoprobe. The sheath can be connected to the cryoprobe with an end connector. Sheath can have a tip located at its distal that can have a trocar configuration for tissue penetration. A cylindrical section located inwardly from the tip can have a spiral groove defined on an exterior surface. At least one wire can be disposed within the groove so as to fit within the outer perimeter of the sheath. Wires disposed in grooves can include heating elements and temperature sensing elements. Sheath can further include a graduated catheter located inwardly from the cylindrical section and a handle located inwardly from the graduated catheter.
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