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Search Results For: 'pearl'


The Lingual Pearl

Volume 32 : Number 5 : Page 318 : May 1998

The maturation of deglutition starts early in a child's life and sometimes ends only with the eruption of the permanent dentition. Bilabial contact is important during both rest and deglutition in mai...


The Micro-Implant Pearl

Volume 44 : Number 6 : Page 385 : Jun 2010

The Lingual Pearl is a passive-guidance appliance used primarily to retrain patients' tonguefunction and for speech therapy.1 It also can be used in orthodontic treatment when it is important to corre...


PEARL Easy-to-Bond Lower Lingual Retainer

Volume 40 : Number 8 : Page 502 : Aug 2006

Here is a simple and accurate chairside procedure for bonding a lower lingual retainer. 1. Fabricate a lower 3-3 or 4-4 retainer on the mandibular working cast (Fig. A). 2. Cut five or six small piece...



Lower Molar Bands on Upper Molars in Camouflage Cases

Volume 54 : Number 10 : Page 201001 : Oct 2020

Dr. Neal Kravitz explains the advantages of using lower molar bands on upper molars in camouflage cases in this video Pearl.



Model Drying Unit

Volume 15 : Number 9 : Page 637 : Sep 1981

This model drying unit is incorporated into your cabinet design. The top is hinged and serves as a work surface when closed. The unit is equipped with two 40-watt bulbs to dry the models slowly. It ta...



Keeping Letters in Order

Volume 15 : Number 4 : Page 282 : Apr 1981

If letters are kept in patient folders, this little trick may be very helpful. A blue legal folder sheet, available from almost any office supply company, can be used to keep letters neat and in order...



Bonding to Porcelain

Volume 15 : Number 12 : Page 813 : Dec 1981

If you have a problem bonding attachments to porcelain crowns or bridges, there are at least two products that may help you have better success. One is Ormco's Porcelain Primer. Etch the tooth normall...



Handling Broken Appointments and Broken Appliances

Volume 16 : Number 6 : Page 413 : Jun 1982

Orthodontists' lives would be a lot easier if we never had a patient fail an appointment or break or damage an appliance. We often excuse this lack of cooperation and end by "biting the bullet" by abs...



Recording Deductible Cash Expenses

Volume 16 : Number 8 : Page 533 : Aug 1982

This is an organizational Pearl that may very well save you many dollars a year. I carry with me, at all times, a small pocket calendar book in which I keep my appointments, but I also keep my "deduct...



Class III Index

Volume 17 : Number 9 : Page 600 : Sep 1983

It is sometimes difficult to coordinate arches when aligning the teeth in Class III surgery. In Class II surgical cases, the patient can be asked to protrude the mandible to check arch coordination. S...



Pearls of Wisdom

Volume 50 : Number 2 : Page 0 : Feb 2016

Within the past year, JCO conducted an extensive online survey of both current and former subscribers, generating direct feedback on just what they like or dislike about our journal. Even on the basis of informal communications with our readers over the years, all of us on the editorial board had a strong sense that Pearls were among JCO's most popular features. Our more scientifically conducted online survey only confirmed that impression. As a result, we have decided to increase our emphasis on publishing Pearls - the eventual objective is to include one in each issue - while continuing to improve the quality and utility of these orthodontic gems.



Helping Patients Properly Connect Elastic Bands

Volume 51 : Number 2 : Page 117 : Feb 2018

Dr. Kravitz shows a two-step method, involving different-colored ligature ties and in-office photography with the patient’s own phone, to help the patient remember how to attach elastics to the proper teeth at home, thus preventing errors that could prolong treatment.



Uprighting Mandibular Second Molars with Twin Brackets

Volume 57 : Number 2 : Page 121 : Feb 2023

To upright an impacted second molar, an open-coil spring is commonly placed between the first- and second-molar tubes. This Pearl shows how a twin second-premolar bracket can be substituted for the first-molar tube to improve access for placement of the spring.



Early Class III Treatment with Rapid Palatal Expansion and a Modified Lower Essix Retainer

Volume 53 : Number 12 : Page 745 : Dec 2019

Dr. Lee shows how to use Class III elastics, attached from a maxillary expander to buttons on the lower lateral incisors, and a lower Essix retainer to correct an underbite during Phase I interceptive treatment without headgear.



Extraction Letter

Volume 17 : Number 5 : Page 344 : May 1983

344-jco-img-0.jpgA patient is often anxious to start orthodontic treatment before it is possible to write a consultation letter to his general dentist. On such occasions, if extractions are needed, th...



Modified Transpalatal Arch for Simultaneous Intrusion and Retraction

Volume 52 : Number 8 : Page 439 : Aug 2018

Miniscrews are commonly placed in the buccal dentoalveolus, mesial to the maxillary first molars, to anchor simultaneous intrusion and retraction of the anterior teeth. This simple Pearl takes us back to a tried-and-true alternative: a modified transpalatal arch with soldered buccal arms in place of miniscrews.



Mouthpiece Modification for Herbst Appliances

Volume 53 : Number 7 : Page 429 : Jul 2019

This Pearl shows how to modify the cheek protection shields and occlusal tabs of an Ultra-Guard sports mouthpiece so that it fits comfortably under the telescoping arms of a Herbst appliance. The procedure can be adapted to work with other bite-jumping devices as well. Includes video.



Measuring Digital Torque with a Smartphone

Volume 53 : Number 9 : Page 537 : Sep 2019

Smartphones now have built-in features for calculating angles and tilt. The author shows how to attach a ribbon arch plier to a spare phone case to measure the exact amount of torque being added to an archwire, using a free smartphone app.



Easy Reactivation Loops for Forsus Devices

Volume 53 : Number 10 : Page 602 : Oct 2019

The author presents a simple technique involving the use of looped .017" × .025" stainless steel wire, bent with a bird-beak plier, as an alternative to metal shims for reactivation of Forsus Fatigue Resistant Devices.



Etching Mask for Invisalign Attachments

Volume 54 : Number 3 : Page 173 : Mar 2020

A duplicate attachment template tray is ordered from Align Technology and then modified with a scalpel to remove the composite wells. The modified tray is used as a mask to control etchant placement and thus limit the amount of flash, simplifying the bonding appointment.

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