Hypodermic syringe system and method of manufacture
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United States of America Patent
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-
Aug 21, 2001
Issued Date -
N/A
app pub date -
Jun 23, 1998
filing date -
May 17, 1995
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An injection device and method of forming an injection device. The injection device includes a unitary molded body including a cylindrical wall partially defining a syringe chamber a nose offset from the cylindrical wall to define the forward end of a needle housing positioned on one side of the cylindrical wall. The adjoining portions of the nose and the cylindrical wall having a passage formed therethrough for the flow of fluid from the chamber to the nose. The passage is concealed behind the skirt of the nose. A plunger is slidably disposed in the chamber. A sheath is spaced from the nose and cylindrical wall to define a needle housing. A needle carriage is slidably disposed in the needle housing, and is movable to a forward position with the needle extending through the aperture in the front end of the nose.
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