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Table 3 Displacement (mm) at the alveolar level in all three axes

From: Stress and displacement pattern evaluation using two different palatal expanders in unilateral cleft lip and palate: a three-dimensional finite element analysis

Alveolar level Conventional HYRAX rapid maxillary expander Bone-borne palatal expander
Cleft side Non-cleft side Cleft side Non-cleft side
X-axis Y-axis Z-axis X-axis Y-axis Z-axis X-axis Y-axis Z-axis X-axis Y-axis Z-axis
Canine region 0.06330 0.04582 0.04773 0.01203 0.01447 0.09143 0.11031 0.04787 0.06464 0.01189 0.03510 0.05406
Pre-molar region 0.06619 0.04656 0.05108 0.01108 0.01339 0.01260 0.1106 0.04522 0.07426 0.01409 0.03875 0.06320
Molar region 0.06764 0.04434 0.06751 0.08868 0.01077 0.01338 0.10636 0.04206 0.08959 0.01444 0.03372 0.08486