Suction puncture method and suction puncture device
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United States of America Patent
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-
Jul 7, 2015
Grant Date -
Jan 3, 2013
app pub date -
Sep 14, 2012
filing date -
Apr 8, 2010
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A suction puncture device includes a puncture needle having an outer tube that has an opening edge of a first front end formed in the shape of a blade, and a stopper member that has a second front end disposed within the outer tube at a position separated from the first front end of the outer tube by a predetermined distance. A sample containing portion is formed between the second front end of the stopper member and the first front end of the outer tube. A ventilation passage is formed around the stopper member within the outer tube, a suction unit is connected to a first base end side of the outer tube, and the suction unit is communicated with and connected to the sample containing portion via the ventilation passage.
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