Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
February 26, 2013
Patent Application Number
12565157
Date Filed
September 23, 2009
Patent Citations Received
Patent Primary Examiner
Patent abstract
Disclosed is a method of determining a volume of liquid in a sample tube, comprising the steps of capturing an image of the sample tube, determining a first region of interest within the sample tube based upon pre-stored information concerning dimensional properties of the sample tube, scanning the first region of interest to detect the position of a meniscus indicative of an upper extent of the liquid, and using said meniscus position together with certain pre-stored properties of the sample tube to determine a volume of liquid in the tube, and outputting said volume. Also disclosed is an apparatus for performing the method.
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