Abstract: Various embodiments relate to an aeration device for a bioprocessing installation, in particular a bioreactor, comprising a housing, wherein the housing comprises one or more aeration channels in its interior, wherein the housing further comprises one or more gas inlet ports, via each of which a gas can be introduced into at least one aeration channel of the housing, and wherein the housing further comprises a plurality of gas outlet ports, via each of which the gas can be discharged from the respective aeration channel to the outside of the aeration device. It is proposed that the aeration device is configurable with respect to a predetermined discharge of gas via the gas outlet ports.

Abstract: A biopharmaceutical liquid reservoir, includes a bag forming an inner storage space for storing a biopharmaceutical liquid, a mechanical member located at a wall of the bag, having: a stationary set of parts that is stationary with respect to the wall of the bag, a rotating set of parts rotating about an axis of rotation with respect to the stationary set, a bearing located between the two sets and, inside the bag, a communication passage: separating the bearing from the inner storage space, including one or more changes of direction, being formed by a portion of the parts of the rotating set located opposite a portion of the parts of the stationary set.