Fig. 1
From: Lumbar mechanical traction: a biomechanical assessment of change at the lumbar spine
Drawing schema of the traction device used in this study (the bottom of Fig. 1 is adopted from the pamphlet for the ST-2 L/2CL with permission from MINATO Medical Science). The device consists of two main parts: the holding part that holds the upper body and the moving part that maintains a uniform 90°-90° position of the lower extremities. Serial clinical pictures of the application of lumbar traction using the device (ST-2 L/2CL)