发明名称 |
Method and apparatus for cryosurgery |
摘要 |
The present invention pertains to an apparatus for cryosurgery. The apparatus comprises a cryoneedle having a diameter less than 3.2 mm. The apparatus is also comprised of a thermal insulation shell disposed about a portion of the cryoneedle for reduction of heat transfer from surrounding tissues or freezing prevention of surrounding tissues during application of the cryoneedle with the shell. The cryoneedle and shell are configured for insertion into a body of a patient. The present invention pertains to a method for freezing tissues. The method comprises the steps of bringing into contact a cryoneedle having a diameter of less than 3.2 mm with a patient's body. Next, there is the step of flowing the cryofluid through the cryoneedle.
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申请公布号 |
US6039730(A) |
申请公布日期 |
2000.03.21 |
申请号 |
US19960668692 |
申请日期 |
1996.06.24 |
申请人 |
ALLEGHENY-SINGER RESEARCH INSTITUTE |
发明人 |
RABIN, YOED;JULIAN, THOMAS BENJAMIN;WOLMARK, NORMAN |
分类号 |
A61B17/34;A61B8/00;A61B18/02;A61B19/00;(IPC1-7):A61B17/36 |
主分类号 |
A61B17/34 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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