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Implantable sphincter system utilizing lifting means

  • US 5,518,504 A
  • Filed: 12/28/1993
  • Issued: 05/21/1996
  • Est. Priority Date: 12/28/1993
  • Status: Expired due to Term
First Claim
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1. An implantable sphincter system for reversibly occluding and opening a tubular passageway of a human body, which comprises,lifting and lowering means comprising a spring operated cord adapted to be in integral contact with or disposed about the tubular passageway, which when raised to a predesignated position within the human body will occlude the passageway and when lowered below said position will open the passageway;

  • positioning means integral with said lifting and lowering means to position said lifting and lowering means, as desired;

    actuating means operably connected to said lifting and lowering means;

    pump means capable of being volitionally operated, said means being in fluid communication with, and capable of supplying pressurized fluid to said actuating means, wherein when said pressurized fluid is applied to said actuating means, said lifting and lowering means are lowered to the position wherein the body passageway assumes an open mode; and

    ,time delay means disposed between said pump means and said actuating means to sequentially enable a reverse pressurized liquid flow to cause the lifting and lowering means to return automatically to the predetermined raised position, and the passageway to an occluded mode.

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