Patent ID: 8921102
Filing Date: 2014-12-30
Classification: B01L,B82Y,G01N

Abstract:
1. A two-dimensional array of obstacles in a microfluidic device comprising: a first subarray of obstacles comprising a first gap between at least two obstacles in said first subarray, wherein said first subarray comprises a plurality of rows of obstacles, wherein said obstacles of each successive row are offset by 50%; and a second subarray of obstacles comprising a second gap between at least two obstacles in said second subarray, wherein said second subarray comprises a plurality of rows of obstacles, wherein said obstacles of each successive row of obstacles of said second subarray are offset by 50%, and wherein said two-dimensional array comprises an interface between said first subarray and said second subarray, said interface comprising at least one restricted gap smaller than both said first gap and said second gap, wherein said obstacles of said first and second subarray protrude from a substrate and wherein said obstacles of said first subarray do not extend into said second subarray.