A - Human Necessities – 61 – M
Patent
A - Human Necessities
61
M
A61M 5/148 (2006.01)
Patent
CA 2083555
ABSTRACT An infusion device including a ridged accessible housing, a flexible air bag contained within the ridged housing in use, a space next to the flexible air bag for containing a drug bag in use, a first line connected to the air bag, a second line connected to the drug bag and patient in use, and a third line connected to the second line, a pumping device connected to the air bag, an electronic control unit for controlling the operation of the pump, a sensing device in communication with the third line, a mechanism for sampling the pressure in the third line and providing the signal to the sensing device without contaminating the medicament in the line to the patient, and an isolation device isolating the sensing device and the third line; wherein a pressure signal from the second line is provided on a constant basis, the electrical control unit communicating with the pump to pump up the air bag as required, when the pressure in the line passes below a predetermined set level in the electronic control unit.
Heenan Blaikie Llp
Laing David H.
LandOfFree
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