Dispensing device
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United States of America Patent
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-
Jun 12, 2012
Grant Date -
Nov 20, 2008
app pub date -
May 15, 2008
filing date -
May 16, 2007
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A dispensing device has a storage device and an air pump for dispensing a medical formulation. The storage device has multiple inserts, each insert containing a single dose of the formulation. Each insert is located in a separate and sealed cavity. The cavities can be individually opened for dispensing the respective dose from the respective insert by a pressurizing gas via a connecting element that is moveable relative to the inserts for individually supplying pressurized gas to a respective one of the receptacles. A mechanism is provided for preventing a back stroke of the connecting element during supplying of the pressurizing gas and dispensing of the formulation.
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