#$%^&*AU2020203251A120200611.pdf#####ABSTRACT A component for use in a medical circuit comprising: a first region that, in use, contacts liquid; a second region that is distinct from the first region; a microstructured surface in communication with the first region and the second region configured, in use, to wick liquid from the first region to the second region, wherein the microstructured surface comprises a substrate having an equilibrium contact angle less than about t/2 radians.WO 2014/003579 PCT/NZ2013/000113 6/26 129 130 8M 705 FIG,8A FIG88