作者: R. Sam Niedbala , Alexander Volkov
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摘要: The invention relates to a method, cryosurgical probe, and instrument for freezing lesion on biological tissue. method involves repeated cycles of thawing the tissue ensure maximum treatment effectiveness. probe may be positioned an end instrument, facilitates via evaporation refrigerant. includes receiving end, hollow portion, contact end. is adapted receive orifice expose refrigerant, preferably guard portion prevent excessive exposure surrounding allows flow refrigerant from at least one exhaust port.