A FILTERING MEMBRANE

摘要

There is provided a filtering membrane and method of forming thereof. The filtering membrane comprises a substrate having a plurality of holes that extend through the substrate, and arresting formations provided around the openings of the holes on at least one side of the substrate, the arresting formations being configured to arrest the ingress of particulate entities of a selected particle oversize from entering the holes. There is also provided a mold and method of forming thereof as well as a microfluidic device incorporating the filtering membrane.