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July 2020
Volume 54, Issue 7

THE EDITOR'S CORNER

Torquing Decisions with Self-Ligating Brackets

ROBERT G. KEIM DDS, EdD, PhD

Like many orthodontists, I spent a number of years (almost a decade in my case) as a general dentist before selling my practice and returning to school for formal orthodontic training. I have always b...

382

Correction of Severe Crowding in Teenage Patients Using the Invisalign System

KENJI OJIMA DDS, MDSc, CHISATO DAN DDS, YURIKO KUMAGAI DDS, HITOSHI WATANABE DDS, PhD, RAVINDRA NANDA BDS, MDS, PhD

A young patient with upper and lower anterior crowding can now be treated without extractions using only clear aligners. Drs. Ojima, Dan, Kumagai, Watanabe, and Nanda demonstrate an approach involving upper arch expansion and molar distalization in a 12-year-old female.

383

A Protocol for Torque Selection with Passive Self-Ligating Brackets

NASIB BALUT DDS, MS, NORA ESTELA HERNÁNDEZ DDS, MS, TELY ADRIANA SOTO DDS, MS, GUILLERMO PÉREZ DDS, MS

Drs. Balut, Hernández, Soto, and Pérez recommend positive, negative, or standard torque values to minimize the undesirable side effects of anterior self-ligating brackets in treating various types of Class I, Class II, Class III, and open-bite cases.

392

Treatment of Snoring and Sleep Apnea with a Tongue Rehabilitation Device

CHRISTIANE CAVALCANTE FEITOZA DDS, MS, PhD, NILTON COELHO DDS, NILTON COSTA DDS, ALEXANDRE PONTE DDS, WANDERSON AZEVEDO DDS, MS

Orthodontists are increasingly involved in identifying obstructive sleep apnea and treating it with intraoral devices. Unlike mandibular advancers, this Tongue Rehabilitator works by raising the tongue and directing it to a more physiological position, thus opening the posterior airway.

400

A Mini-Implant-Supported S-Spring for Unilateral Molar Distalization

MADHUR UPADHYAY BDS, MDS, MDentSc, ZAKI HAKAMI BDS, MDSc, PhD, LAURA POSADA DDS, MDSc, PO-JUNG CHEN DDS, MDS

Drs. Upadhyay, Hakami, Posada, and Chen describe a simple upper molar distalization device, made from a stainless steel wire segment and a nickel titanium open-coil spring, that derives its anchorage support from a mini-implant in the buccal alveolar bone.

410

CASE REPORT

Treatment of Mandibular Canine Agenesis with Bone-Anchored Protraction of Posterior Teeth

FABRÍCIO PINELLI VALARELLI DDS, MSc, PhD, PAULA COTRIN DDS, MSc, BARBARA DE MORALES MALAVASI DDS, MARCOS ROBERTO DE FREITAS DDS, MSc, PhD, KARINA MARIA SALVATORE DE FREITAS DDS, MSc, PhD

A 10-year-old patient with a missing lower permanent canine, retained deciduous canine, and peg-shaped upper lateral incisor is treated with rapid maxillary expansion and skeletally anchored orthodontic space closure, thus avoiding the need for future implant rehabilitation.

419

PEARLS

Inclusion of Lingual Tongue Spurs in Clear Aligners

GUILHERME THIESEN DDS, MS, PhD

Metal tongue spurs for correction of a tongue-thrust habit are difficult to incorporate in aligner treatment. This Pearl shows how to stack lingual attachments in the virtual setup and then sharpen the unfilled wells to create tongue spurs in the aligner trays.

429

Continuing Education from July 2020 Issue (questions only)

Click here to download a PDF of the printed questions from the journal for reference. CE tests must be taken online. See the link to continuing education on the menu bar at the top of the screen.

431

Product News in July 2020 Issue

PRODUCT NEWS is presented as a service to the reader and in no way implies endorsement by JCO.

433

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