Patents Assigned to David H. Laing
  • Portable infusion device
    Patent number: 5059182
    Abstract: A portable infusion device which can be user operated almost anywhere for administration of a solution at a substantially steady flow rate from storage, the device comprising in combination a flow restrictor and a propulsion system using a pressure medium carried in a flexible extendible container for causing the solution to be administered to a patient at a substantially steady rate of flow through the flow restrictor.
    Type: Grant
    Filed: May 16, 1989
    Date of Patent: October 22, 1991
    Assignee: David H. Laing
    Inventor: David H. Laing