A SEATING DEVICE FOR REDUCING REPETITIVE STRAIN INJURY

摘要

A seating device for alleviating repetitive strain injuries, comprises dynam ic means such as a pneumatically operable pillow which is forced to change shap e over an extended period of time. The pillow is usable preferably as a seat b ut can be a backrest, alternatively, separate seat and backrest pillows are provided on a single chair. Each pillow may be divided into a plurality of segments, inflatable independently to provide up, down, backwards, forwards or side-to-side movement so that the joints and muscles of the limbs of the use r are movable to change their operative position and thereby relieve strain.