Baseline Plastic Goniometer Joint Measuring Device

Clear transparent plastic permits observation of joint axis. 360 degree head has 3 scales calibrated to be used with the International Standards of Measurement system. One arm has linear scale in inches and centimeters. Scale reads 1 inch increments.

A goniometer is an instrument that either measures an angle or allows an object to be rotated to a precise angular position., this is key to understanding range of motion.