Fig. 5From: Robot and mechanical testing of a specialist manual toothbrush for cleaning efficacy and improved force controlCleaning efficacy across planimetrical coronal fields using A. horizontal, B. rotating and C. vertical brushing. Plaque removal percentage at the four sites per each tooth (smooth surfaces buccally and lingually, in between teeth mesially and distally, ABCDF risk area next to the gumline). Black dots represent mean values, coloured error bars represent + / − 1 standard deviationBack to article page