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Table 2 Compensation tooth set-up protocol of each tooth in maxillary arch for 1 stage of clear aligner setup

From: Predictability of maxillary canine retraction comparing power arm and non-power arm using 24 sets of In-house clear aligner in premolar extraction case: a randomized controlled trial

Tooth

Linear movement

Angulation

Extrusion/Intrusion

Stage 1 (1st – 12th aligners)

Canine

Distalized 3 mm

Distal root tip 8°

0 mm

2nd premolar

-

Mesial root tip 7°

Ext 0.7 mm

1st molar

-

Mesial root tip 5°

Ext 0.5 mm

Stage 2 (13th – 24th aligners)

Canine

Distalized 3 mm

Distal root tip 8°

0 mm

2nd premolar

-

Mesial root tip 7°

Ext 0.7 mm

1st molar

-

Mesial root tip 5°

Ext 0.5 mm

  1. Abbreviation: Ext Extrusion