Gas sampling assemblies

  • US 6,463,815 B1
  • Filed: 06/08/2000
  • Issued: 10/15/2002
  • Est. Priority Date: 06/09/1999
  • Status: Expired due to Fees
First Claim
Patent Images

1. A gas sampling assembly comprising:

  • a device for sampling a flow of gas;

    an inlet tube leading from the sampling device for passing sampled gas from the sampling device;

    a sterile gas monitoring unit, including a sterile inlet provided on the monitoring unit and connected to the inlet tube for supplying sampled gas to the monitoring unit;

    a sterile material within the monitoring unit for removing particulates from said sampled gas, and a port provided on the monitoring unit, a first sterile closure for closing the sterile inlet on completion of passage of sampled gas to the monitoring unit; and

    a second sterile closure for closing the port, the sterile closure being removable to allow a sterile supply to the sterile material of a material indicating the presence of particulates; and

    the sterile gas monitoring unit further including a transparent portion on the monitoring unit for viewing the indication produced by the indicating material.

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