Traction - Saunders lumbar traction - HomeTrac : The Saunders Lumbar Traction Device is designed to provide safe and effective traction (stretching) to the lumbar region (low back). The device requires minimal assembly and is ready to use out of the case. Actively moving treatment surface, and pump/gauge. Effectively applies up to 200 pounds of traction. Friction-free surface ensures smooth motion.