A preforming device and method of use thereof, the device including a rack, a pinion, belt, belt tensioning feature, and mechanism for supporting a variably appliable enhanced pressure, such as may be applied using a bladder or bladders having one or more valves, the device capable of engaging a mandrel to form at least one ply and a binder against the exterior of the mandrel. The airway management device includes an airway tube, an inflatable cuff, and an inflation passage. The invention further provides methods of diagnosing traumatic brain injury.