Page 23 - ORTHODONTIC
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Anterior view of the dentition with a sectional Occlusal view of the maxillary arch with
.018×.025 nickel‐titanium archwire and a sectional nickel‐titanium wire and
elastomeric chain stretching from the right elastomeric chain used to close space.
lateral incisor to the left lateral incisor being Note that the quad‐helix has been
used to close space. removed after the 20th week following
placement.
