×

PREFILLABLE CONSTANT PRESSURE AMBULATORY INFUSION PUMP

  • US 20100121274A1
  • Filed: 11/12/2008
  • Published: 05/13/2010
  • Est. Priority Date: 11/12/2008
  • Status: Abandoned Application
First Claim
Patent Images

1. A portable infusion device comprising:

  • a cylindrical housing including a housing end;

    an inflatable cartridge sized to fit within the housing, the cartridge including a cartridge end having an inlet and an outlet, the cartridge end configured to be releasably secured to the housing end when the cartridge is inserted into the housing through the housing end, the cartridge end connected to an inflatable portion of the cartridge;

    a piston located within the housing, the piston including at least one biasing device positioned to apply a constant force to the inflatable portion of the cartridge to expel a medical fluid from the cartridge.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×