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SYSTEM AND METHOD FOR REFILLING AN IMPLANTED DELIVERY DEVICE

  • US 20080294148A1
  • Filed: 05/20/2008
  • Published: 11/27/2008
  • Est. Priority Date: 05/22/2007
  • Status: Abandoned Application
First Claim
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1. An apparatus for refilling an implanted delivery device in a human or animal subject, comprising:

  • a needle having a lumen extending therethrough, wherein the needle has a proximal end and a distal end;

    a three-way valve for regulating flow of a fluid, wherein an output port of the valve is connected to the proximal end of the needle;

    a fluid source, wherein the fluid source is connected to a first input port of the valve, wherein when the valve is in a fluid delivery position, fluid from the fluid source flows through the needle, and wherein when the valve is in a stylet insertion position, fluid from the fluid source is prevented from flowing through the needle; and

    a stylet for removable insertion through a second input port of the valve and into the lumen of the needle when the valve is in the stylet insertion position.

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