This method used to analyze, quickly and easily, the risk due to forced or maintained a certain posture.
This tool includes factors dynamic and static postural load, the person-filler interaction, and gravity assisted in maintaining the position of the upper extremities, that is, the aid can assume gravity itself to maintain the position of arm .
Provides a scoring system for muscle activity due to static posture (body segment or a body part), dynamic (repeated actions, for example greater than 4 times / minute repetitions, except walking), unstable or rapid changes of posture considering the strength, grip and the interaction or connection between the person.
Also it gives an action level through the final score with an indication of urgency.