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US 2014/0112841 A1Published application
Device and method for removing a supernatant of a liquid sample, and use of a valve device having a soluble membrane
AssigneeBoehringer Ingelheim Microparts GmbH
InventorsChristian Schoen, Tanja Thiele
Life of this patent
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Abstract
A device and a method for separating a supernatant of a liquid sample are proposed, in which an outlet is closed off by a water-soluble membrane that dissolves after a certain length of time so that the supernatant of the sample is automatically drained away after centrifugation. The water-soluble membrane may in principle may also be used for other purposes for temporarily retaining a liquid in a holding chamber.
Claims15
A device (1) for removing a supernatant of a liquid sample (2), which device has a holding chamber (4) for the sample (2),
- characterized in that,
- the device (1) comprises an outlet (5) for the supernatant and a valve device (11) associated with the outlet (5).
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Dependencies are inferred from the claim text.