A medical device including a plasma-treated porous substrate that isfunctionalized toprovide a hydrophilic surface, and a process for preparing such a medicaldevice, are disclosed.The method includes plasma treating at least a portion of a surface of aporous substrate with agas species selected from oxygen, nitrogen, argon, and combination thereof.The gas species isconfigured to functionalize the surface of the medical device and form ahydrophilic surface.
