Safety arrangement for preventing air embolism during intravenous procedures
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United States of America Patent
Stats
-
Aug 4, 1987
Grant Date -
N/A
app pub date -
Apr 12, 1983
filing date -
Apr 12, 1983
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An intravenous system is provided which includes a source of intravenous fluid, a needle or catheter for insertion into the vascular system of a patient, a pump for pumping the intravenous fluid via the needle or catheter into the patient and catheters coupling the pump to the source and to the needle. The pump includes an arrangement to terminate pumping upon an opening upon one of the catheters to ambient atmosphere. A flow control is provided in at least one of the catheters to prevent movement of air through the corresponding catheters into the patient.
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