Checking apparatus for injection or infusion-type pumps
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United States of America Patent
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Dec 28, 1993
Grant Date -
N/A
app pub date -
Dec 30, 1991
filing date -
Dec 28, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The checking apparatus for injection- or infusion-type pumps comprises a glass piston syringe, a linear potentiometer whose spindle is rigidly connected to the piston of the glass piston syringe, a pressure transducer in communication with the syringe inlet, and an electronic computing and evaluating means connected through a water-filled tube to the glass piston syringe and presses water into the glass piston syringe at a predetermined delivery rate. The apparatus displays on three display panels. These important parameters can be measured quickly and precisely with the aid of said apparatus.
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