×

WATER RESISTANT DRUG INFUSION HOUSING WITH PRESSURE DIFFERENTIAL SENSOR

  • US 20130076518A1
  • Filed: 09/27/2012
  • Published: 03/28/2013
  • Est. Priority Date: 09/27/2011
  • Status: Active Grant
First Claim
Patent Images

1. A method, comprising:

  • providing a drug infusion device having a housing with at least one internal chamber and at least one vent in communication with the atmosphere and the internal chamber;

    providing a differential pressure sensors for determining the atmospheric pressure in the internal chamber and of the atmosphere external to the housing;

    sensing a pressure differential;

    communicating the pressure differential to a microprocessor; and

    generating an audible, visual, or tactile signal when the pressure differential meets certain predefined conditions;

    wherein the at least one vent is configured to inhibit or prevent the ingress of water into the housing.

View all claims
  • 3 Assignments
Timeline View
Assignment View
    ×
    ×