Lanyard assembly for lifting a rescue stretcher, comprising a lifting gear with lower fastening means to be fixed at different fastening points of the stretcher, and a rope assembly to connect the lifting gear with a lifting device, characterized in that the rope assembly comprises a set of rope sections, each rope section having a fixed length and a first end being connectable to the lifting device and an opposite second end being connectable to the first end of any other rope section or to the lifting gear.