Substance delivery devices, systems and methods
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United States of America Patent
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Nov 22, 2016
Grant Date -
Sep 18, 2014
app pub date -
Mar 12, 2014
filing date -
Mar 14, 2013
priority date (Note) -
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status (Latency Note)
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Abstract
A substance delivery device includes an elongated tubular body having opposing proximal and distal ends, a plunger assembly slidably received within the tubular body at the proximal end thereof, and a hollow needle secured within the tubular body at the distal end thereof. The tubular body includes a longitudinal opening located between the proximal and distal ends that is adapted to allow a substance cartridge to be inserted within the tubular body. The plunger assembly includes a plunger that is in slideable sealing engagement with an inside wall of the tubular body, an engagement head positioned proximate an opposite end of the longitudinal opening, and a rod extending between and connecting the plunger and engagement head.
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