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. 2017 Sep 18;2017:7134389. doi: 10.1155/2017/7134389

Figure 1.

Figure 1

(a) AG501 3D Electromagnetic Articulograph (EMA) and properly positioned sensors: 2 mastoids (reference), 1 glabellar (reference), 1 upper incisor (reference), and 1 lower incisor (movement); (b) spherical volume of analysis (30 cm of diameter) showing the sensor positioned in volunteers (g: glabellar; rm: right mastoid; lm: left mastoid; si: superior incisor; ii: inferior incisor/movement) and an opening trajectory (pink line); (c) trajectory obtained from border mandibular movements in the frontal plane.