发明名称 Apparatus for and method of sterilization by the delivery of tubal-occluding polymer
摘要 A device for the delivery of a tubal-occluding polymer for sterilization of females, which device comprises a plurality of concentric tubes with a two-compartment balloon at the one end thereof.
申请公布号 US4160446(A) 申请公布日期 1979.07.10
申请号 US19770823929 申请日期 1977.08.12
申请人 ABCOR, INC. 发明人 BARRINGTON, JAMES E.
分类号 A61F6/22;(IPC1-7):A61B19/00 主分类号 A61F6/22
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