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Pressure sensing valve

  • US 7,510,533 B2
  • Filed: 04/11/2005
  • Issued: 03/31/2009
  • Est. Priority Date: 03/15/2005
  • Status: Active Grant
First Claim
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1. An implantable valve, comprisinga valve housing adapted to receive fluid flow therethrough between a valve inlet and a valve outlet;

  • a valve assembly disposed within the valve housing and adapted to control a rate of fluid flowing through the valve housing; and

    a sensor disposed within the valve housing and adapted to measure a pressure of fluid flowing through the valve housing,wherein the sensor is disposed within a pressure sensor assembly, the pressure sensor assembly disposed within the valve housing and being in fluid communication with the valve inlet and valve outlet,wherein the pressure sensor assembly includes a domed portion defining a reservoir therein, and wherein the sensor is adapted to measure a pressure of fluid flowing through the reservoir, andwherein the pressure sensor assembly includes a needle guard disposed therein and positioned between the domed portion and the sensor, the needle guard being adapted to protect the sensor from a needle being inserted through the domed portion.

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