Intubation aid for inserting a tube into a patient's trachea, wherein the intubation aid comprises an elongate main part which at its one end is connected to a handle and at its other end has a free end, wherein the intubation aid, in particular the handle, is provided with an operating device, wherein the main part is designed to be bent in a first region of the main part when the operating device is actuated, wherein the main part is furthermore designed, upon further actuation of the operating device, to be bent in a second region of the main part, which is separate from the first region and is arranged adjacent to the free end of the main part, and wherein the main part further comprises a positioning device which is designed to limit a translational displacement of a tube fitted onto the intubation aid in at least one direction, characterized in that the main part comprises a channel which extends parallel, at least in part, to a longitudinal axis of the main part and which is suitable for receiving fluid and for conducting the fluid to an end of the channel assigned to the handle, wherein one of the following is selectively connectable to the end of the channel assigned to the handle a suction unit and a virus and bacteria filter suitable for filtering viruses and bacteria from the fluid suctioned out from the patient, or a gas source, in particular an oxygen source designed to deliver oxygen to the patient via the channel, and in that a wall of the main part, viewed in the circumferential direction of the elongate main part, is designed interrupted such that a gap extending in the longitudinal direction of the main part is formed and connects the channel to an exterior surrounding the main part. wherein the intubation aid comprises an elongate main part which at its one end is connected to a handle and at its other end has a free end, wherein the intubation aid, in particular the handle, is provided with an operating device, wherein the main part is designed to be bent in a first region of the main part when the operating device is actuated, wherein the main part is furthermore designed, upon further actuation of the operating device, to be bent in a second region of the main part, which is separate from the first region and is arranged adjacent to the free end of the main part, and wherein the main part further comprises a positioning device which is designed to limit a translational displacement of a tube fitted onto the intubation aid in at least one direction, characterized in that the main part comprises a channel which extends parallel, at least in part, to a longitudinal axis of the main part and which is suitable for receiving fluid and for conducting the fluid to an end of the channel assigned to the handle, wherein one of the following is selectively connectable to the end of the channel assigned to the handle a suction unit and a virus and bacteria filter suitable for filtering viruses and bacteria from the fluid suctioned out from the patient, or a gas source, in particular an oxygen source designed to deliver oxygen to the patient via the channel, and in that a wall of the main part, viewed in the circumferential direction of the elongate main part, is designed interrupted such that a gap extending in the longitudinal direction of the main part is formed and connects the channel to an exterior surrounding the main part.