Search Results For: 'orthodontics'
3921.
Anchor-Lock System Double-Y for Post-SARPE Retention and Simultaneous Molar Distalization
Volume 57 : Number 2 : Page 110 : Feb 2023
Dr. Okuhashi and colleagues describe a palatal plate that is anchored by four titanium miniscrews. As illustrated in an adult patient, the Anchor-Lock System Double-Y is designed to maintain surgically assisted rapid palatal expansion while distalizing or protracting the molars.
3922.
CASE REPORT
Central-Incisor Substitution for Management of an Impacted Upper Canine
Volume 57 : Number 6 : Page 327 : Jun 327
Dr. Bianca Lau, winner of the 2023 Eugene L. Gottlieb JCO Student of the Year award, presents a difficult case involving an ectopically erupting canine. Three premolars and a hopeless central incisor are extracted, and the impacted canine is moved into the incisor space.
3923.
ALIGNER CORNER
Outcomes Associated with 3M Clarity Aligners
Volume 57 : Number 6 : Page 344 : Jun 2023
Drs. Taebi-Harandy and colleagues report the results of a retrospective study designed to evaluate the accuracy of horizontal, rotational, transverse, and vertical movements achieved with Clarity aligners. Recommendations for the virtual setup are included.
3924.
Practical Invisalign Mechanics: Deep Bite and Class II Correction
Volume 59 : Number 4 : Page 241 : Apr 2025
Dr. Glaser launches a series on ClinCheck planning for Invisalign treatment with an overview of common patterns found in Class II patients with deep bite and advice for correcting this type of malocclusion with clear aligners.
3925.
Modified Class III Carriere Motion Appliance and Aligners for the Treatment of Class II Malocclusion
Volume 59 : Number 7 : Page 432 : Jul 2025
Drs. Martinetti, Di Gioia, and Granatiero present a novel technique in which the Class III version of the Carriere Motion appliance is positioned on the palatal sides of the teeth and used alongside clear aligners for nearly invisible Class II correction.
3926.
Practical Invisalign Mechanics: Crowding
Volume 59 : Number 8 : Page 485 : Aug 2025
The second installment in Dr. Glaser’s series on managing common problems with Invisalign explains the biomechanical principles underlying the treatment of dental crowding and applies them to the case of a growing patient with significant crowding and a deep overbite.
3927.
CASE REPORT
"Impacted Tooth First" Treatment of a Severely Displaced Upper Second Premolar in a Growing Patient
Volume 59 : Number 9 : Page 587 : Sep 2025
In a growing patient with a significantly migrated upper second premolar and a retained deciduous second molar on the same side, Drs. Giuntoli, Crescini, De Mari, and Migliorati use direct miniscrew anchorage to align the impacted tooth before bonding full fixed appliances, reducing the risk of root resorption.
3928.
DIGITAL ORTHO LAB
CAD/CAM Design of a Rapid Palatal Expander to Prevent Buccal Molar Tipping
Volume 58 : Number 5 : Page 283 : May 2024
The digitally designed and metal-printed expander described by Dr. Yoo and colleagues avoids buccal molar tipping, a common dental side effect of toothborne RPEs, by applying force at the level of the upper first molars’ center of resistance.
3929.
Volume 8 : Number 3 : Page 162 : Mar 1974
The idea of a modular coil spring is not new. Its origin may be attributed to Dr. Abe Lees, who was one of our pioneering orthodontists (Fig. 1).It is a most useful spring for anchorage control, rotat...
3930.
Volume 23 : Number 5 : Page 0 : May 1989
The Kloehn cervical headgear has served orthodontists for nearly half a century.1-5 Modifications such as straight, high, and vertical pull have added new directions of force, but the facebow itself h...
3931.
CASE REPORT
Uprighting an Inverted Maxillary Incisor
Volume 24 : Number 7 : Page 0 : Jul 1990
Orthodontists confront ectopically erupting teeth in various locations. Unless ankylosis is involved, these impactions can usually be brought into occlusion with the excision of a minimal amount of so...
3932.
Inverted Labial Bow Appliance for Class III Treatment
Volume 30 : Number 9 : Page 487 : Sep 1996
Various methods have been proposed for the correction of Class III malocclusion.1-5 Although most orthodontists prefer to use fixed appliances in conjunction with extraoral traction, it is possible to...
3933.
THE READERS' CORNER
Practice Promotion Methods and Orthopedic Appliances
Volume 33 : Number 7 : Page 389 : Jul 1999
Please rate the effectiveness of various methods you have tried to increase the appeal of your practice and to distinguish it from others (effective, somewhat effective, or ineffective). Saturday, e...
3934.
TECHNIQUE CLINIC
Bite Opening with the Güray Bite Raiser
Volume 36 : Number 11 : Page 639 : Nov 2002
Orthodontists often need to open the bite in the beginning stages of treatment to avoid traumatic occlusion caused by bracket interferences, crossbites, or other impediments to tooth movement. Many d...
3935.
An Acrylic Transfer Tray for Direct-Bonded Lingual Retainers
Volume 38 : Number 10 : Page 551 : Oct 2004
Many orthodontists use 3-3 or 4-4 bonded lingual retainers for optimal functional and esthetic retention of the anterior teeth.1-4 One problem with these retainers, however, has been the accuracy of p...
3936.
THE READERS' CORNER
Soft-Tissue Lasers and Office Celebrations
Volume 42 : Number 5 : Page 279 : May 2008
(Editor’s Note: The Readers’ Corner is a quarterly feature of JCO in which orthodontists share their experiences and opinions about treatment and practice management. Pairs of questions are mailed per...
3937.
Lower Molar Intrusion Using Skeletal Anchorage
Volume 45 : Number 1 : Page 22 : Jan 2011
Until the development of skeletal anchorage,1 it was nearly impossible to intrude lower molars without reciprocal extrusion of the teeth used for anchorage.2-5 Recent articles have reported on the use...
3938.
The Rules of Bracket Flipping and Switching
Volume 53 : Number 9 : Page 518 : Sep 2019
Flipping a bracket 180° or switching it between the right and left sides of the arch can be useful in altering the prescription for biomechanical purposes. Drs. Kravitz and Miller outline the effects of bracket flipping and switching on torque and tip.
3939.
THE EDITOR'S CORNER
Volume 58 : Number 12 : Page 724 : Dec 2024
The 1964 Surgeon General’s warning marked the first official recognition by the U.S. government that smoking was a major cause of lung cancer. This landmark public health document sparked public aware...
3940.
THE EDITOR'S CORNER
Management of Avulsed Permanent Teeth
Volume 59 : Number 5 : Page 296 : May 2025
Orthodontists play a vital role in managing avulsion, the most severe type of dental injury. Approximately 25% of school-age children experience trauma to their permanent teeth, with avulsions account...
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