| 摘要 |
The invention relates to a system for the catching and removal of leaked out or otherwise escaped anaesthesy or analgesy gas from an anaesthesy apparatus in an operation theatre or the like and including a vacuum source (1) and an anaesthesy mask (5) adapted to be placed onto the face of the patient and connected to the anaesthesy apparatus by a at least one channel device, through which the patient is supplied with a mixture of anaesthesy or analgesy gas and air and through which air gas mixture exhaled by the patient is removed and wherein the anaesthesy mask includes means for catching and removing of escaped gas via a suction tube or the like, to the vacuum source. New is means (10) arranged at the suction tube or hose (4) and connected to the removing portion of the channel device for removing also exhaled gas-air mixture via the vacuum source. New is also a noise damping or reducing device arranged at the removal or evacuation channel, such device intended to reduce disturbing noise as far as possible. It is furthermore new to arrange a device for controlling the evacuation capacity according to the demand in order to reduce both noise and cooling effect. |
