April 2013
Volume 47, Issue 4

THE EDITOR'S CORNER

To Bend or Not to Bend

ROBERT G. KEIM DDS, EdD, PhD

My Editor's Corner in May 2012, entitled "Game Changers in Orthodontics", focused on the developments over the past 15 years that have actually changed the way we do things. It seemed obvious to me th...

221

The Tandem Archwire Technique in Lingual Orthodontics

SEUNG-MIN LIM DDS, RYOON-KI HONG DDS, PhD

A single horizontal edgewise slot in a standard-width bracket is generally effective in controlling rotations and tipping.1,2 Biomechanically, because the moment of couple is generated across the brac...

232

Design Improvements in the Modified C-Palatal Plate for Molar Distalization

YOON-AH KOOK DDS, PhD, DONG-HUN LEE DDS, MSD, SEONG-HUN KIM DMD, MSD, PhD, KYU-RHIM CHUNG DMD, MSD, PhD

Although early versions of the modified C-palatal plate (MCPP) were used successfully for molar distalization in both adolescents and adults, close contact between the plate and the palatal soft tissu...

241

CASE REPORT

Posterior Intrusion Using Skeletal Anchorage in a Patient with Severe Acid Erosion

MARCIO COSTA SOBRAL MMS, IZABELLE ALICE PINHEIRO BARROS LISBOA, TELMA MARTINS DE ARAÚJO DDS, MMS

Acid or dental erosion, also known as perimolysis, is a loss of tooth enamel caused by stomach problems such as vomiting, frequent regurgitation, or gastroesophageal reflux or by a high intake of acid...

249

An Uprighting Auxiliary for Deeply Impacted Mandibular Molars

ALDO GIANCOTTI DDS, MS, FRANCESCO GERMANO DDS, MARIO GRECO DDS

Ectopic impaction of mandibular second molars is a rare and challenging dental anomaly, often requiring a multidisciplinary treatment approach.1-5 Solutions involving surgical repositioning alone have...

255

PEARLS

A Landmark for Monitoring the Progress of a Bonded Palatal Expander

ENRICO ALBERTINI DDS, GIANLUCA FORNI, LUCA LOMBARDO DDS, DAVIDE MIRABELLA DDS, GIUSEPPE SICILIANI DDS

The bite-block rapid maxillary expander, introduced by McNamara,1 is widely used in orthodontic practice for its ability to control molar extrusion in hyperdivergent patients through muscle-tone activ...

260

Clinical Effectiveness and Efficiency of Customized vs. Conventional Preadjusted Bracket Systems

DENNIS J. WEBER II DMD, MS, LORNE D. KOROLUK DMD, MSD, MS, CEIB PHILLIPS PhD, MPH, TUNG NGUYEN DDS, MS, WILLIAM R. PROFFIT DDS, PhD

The ideal bracket system would allow orthodontists to provide high-quality treatment in less time, with fewer appointments and reduced chair-time. Attempts to devise such a system began with Andrews's...

261

JCO Continuing Education for April 2013 (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.

267

JCO Product News published in April 2013

Click here to download a PDF of the Product News column for April 2013. See also the Online Product News page of our website for a searchable data base of published Product News items for the past sev...

269

JCO Index of Advertisers for April 2013

Click on company name to go to its website. Click on a product name to see the ad featured in JCO.AMERICAN ORTHODONTICS• Ifit buccal tubeDENTSPLY GAC• GAC PracticesDOLPHIN IMAGING & MA...

271

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