Effets d'une suppl\'eance perceptive visuelle, auditive et tactile sur le contr\^ole des pressions fessi\`eres en position assise

This article presents a study on different informative modalities of a perceptual supplementation device aiming at reducing overpressure at the buttock area. Visual, audio and tactile modalities are analysed and compared with a non-biofeedback session. In conclusion, modalities have a positive and equal effect, but they are not equally judged in term of comfort and disturbance with some other activities