发明名称 Method and apparatus for contraception
摘要 A method of male contraception utilizing external pressure applied to the underside of the penis at the base thereof to close the urethral canal and thereby prevent the escape of semen. Apparatus comprises a pressure pad which applies a concentrated force on the canal and is held in place by a strap member around the penis.
申请公布号 US4139007(A) 申请公布日期 1979.02.13
申请号 US19760725005 申请日期 1976.09.20
申请人 DIAMOND, HARVEY 发明人 DIAMOND, HARVEY
分类号 A61F2/00;A61F6/02;(IPC1-7):A61B19/00 主分类号 A61F2/00
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