Portable hand-held power assister device
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United States of America Patent
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Dec 14, 1993
Grant Date -
N/A
app pub date -
Apr 21, 1992
filing date -
Apr 21, 1992
priority date (Note) -
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Abstract
A hand-held power injection device is provided for injecting liquid, such as contrast media, into the vascular system of a mammal. The device comprises a pistol-shaped housing which encloses a battery-powdered D. C. motor for constant-rate delivery of liquid from a syringe.
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