Patent ID: 7189370
Filing Date: 2007-03-13
Classification: B01D,B01L,B81B,G01N,Y10T

Abstract:
1. A device for high-resolution sample separation, comprising: a substrate that comprises at least first and second blocks that are configured to slide relative to each other from a first position to a second position; at least a first separation channel defined on the first block containing separation medium; at least a second separation channel defined on the second block containing separation medium; wherein at the first position, the device is configured for separation of a sample along the first separation channel containing separation medium, whereby the sample is partially separated along the first channel, and wherein at the second position, the device is configured with at least a section of the first channel, less than entire length of first channel, in fluid communication with at least a section of the second channel for separation in said at least a section of the second channel at least a portion of the sample which is located in said at least a section of the first separation channel and has been partially separated in the first separation channel.