The invention provides a quick and efficient system for connecting and disconnecting an anaesthetic container to a vaporizer without opening the container in the operating room. In accordance with the invention, a flexible, kink-resistant tube is provided with coupling means at both ends. The vaporizer end of the tube is provided with a vaporizer adaptor that engages with an anaesthetic vaporizer. The closure end of the tube is provided with a closure adaptor that engages with a closure on an anaesthetic container. The closure is preferably connected to the supply container prior to use in the operating room.
