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Subcutaneous fluid pump

  • US 9,656,049 B1
  • Filed: 04/16/2016
  • Issued: 05/23/2017
  • Est. Priority Date: 09/06/2012
  • Status: Active Grant
First Claim
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1. A subcutaneous pump configured to drain excess fluid from a first bodily location in a patient and discharges into a second bodily location, comprising:

  • elongated flexible tube having a sidewall extending between an intake end for leaving loose in the first location, and, a discharge end for discharging the excess patient fluid in the second location, wherein said elongated flexible tube defines a central lumen;

    said elongated flexible tube having a specified medial zone adapted to be embedded in the subcutaneous layer of the patient'"'"'s abdominal wall;

    said central lumen of said elongated flexible tube in the specified medial zone comprising a plenum all within the specified medial zone and axially extending between a relative inlet portion and an axially spaced apart relative outlet portion;

    wherein the sidewall of said elongated flexible tube in the specified medial zone has axially-extending, angularly delimited zones comprising at least a proximal angularly delimited zone configured to face the patient'"'"'s skin and a distal angularly delimited zone configured to face the patient'"'"'s first and/or second bodily locations;

    an elongated strip of magnetic or magnetizable material affixed on or in the either proximal angularly delimited zone of the sidewall of said elongated flexible tube or else the distal angularly delimited zone of the sidewall of said elongated flexible tube;

    whereby a fluctuating magnetic field causes the sidewall of said elongated flexible tube in the specified medial zone to distort the plenum.

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