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Pump set for administering fluid with secure loading features and manufacture of component therefor

  • US 8,021,336 B2
  • Filed: 01/05/2007
  • Issued: 09/20/2011
  • Est. Priority Date: 01/05/2007
  • Status: Active Grant
First Claim
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1. A pump set for use in a liquid delivery pump of the type for delivering liquid to a patient, having an infrared radiation detector for detecting infrared radiation, and providing an indication that the pump set is properly loaded on the pump, the pump set comprising:

  • a conduit for the liquid comprising a tube section;

    a drip chamber carried by the conduit for receiving metered portions of liquid; and

    a safety interlock member which is carried by the conduit, formed of a compositionally homogeneous material which transmits infrared radiation and blocks visible light, and adapted for placement in a path of infrared radiation propagation toward the infrared radiation detector for cooperating with the detector to indicate whether the pump set is properly loaded on the pump, the tube section extending between the drip chamber and safety interlock device and adapted for engaging a pumping device of the pump for delivering the liquid to the patient.

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