Device for an aspirator, aspirator and method

A device (38) for an aspirator (10), the device (38) comprising a suction inlet (12) for suctioned air, liquid (78) and particles; an exhaust outlet (18) for air; a reservoir (20) for collecting liquid (78) and particles separated from the air; and a clearing arrangement (56) fluidly between the suction inlet (12) and the exhaust outlet (18), the clearing arrangement (56) being configured to provide a path (64) of air, substantially cleared from liquid (78) sucked through the suction inlet (12), to the exhaust outlet (18), in any orientation of the device (38) in space. An aspirator (10) comprising a device (38), and a method of modifying a device (38) for an aspirator (10), are also provided.