Micro perfusion device comprising a collecting container
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Sep 29, 2009
Grant Date -
Nov 2, 2006
app pub date -
Jun 28, 2006
filing date -
Feb 25, 2000
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A micro perfusion device including a casing, a perfusate supply, an inner cannula forming an inner lumen between a front cannula opening which is distal when the device is subcutaneously positioned and a rear cannula opening, the inner lumen being connected or connectable to the perfusate supply via the rear cannula opening, a perfusion cannula projecting from a lower side of the casing and surrounding the inner cannula, an outer lumen between the inner cannula and the perfusion cannula, a collecting container for the perfusate, and a perfusate outlet connecting the outer lumen to the collecting container, wherein the collecting container has a variable volume and a partial vacuum with respect to a pressure prevailing in the perfusate supply may be generated in the collecting container.
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