MEDICATION CARTRIDGE PISTON
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United States of America Patent
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-
N/A
Issued Date -
Dec 17, 2009
app pub date -
Jun 27, 2007
filing date -
Jul 11, 2006
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
S) within the interior hollow for direct abutment by the drive member, at least a portion of the thrust surface disposed forward of a forward edge of a forwardmost sealing gland exterior periphery region of the at least one exterior periphery region. This piston can be operatively pulled by the drive member in a forward direction within the cartridge barrel to dispense medication from the cartridge. In an alternate embodiment, a piston is provided which is adapted for use with different drive members of injection devices.
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