Figure 1From: Biomechanical effects of sitting with adjustable ischial and lumbar support on occupational low back pain: evaluation of sitting load and back muscle activity Experimental setup for laboratory test. The picture shows the actual experimental chair with Xsensor pressure mats on. It is shown in the Off-Loading configuration. The inset shows how the subject fit in the chair in an Off-Loading configuration, and the adjusting angle of the BPS.Back to article page