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May 1991
Volume 25, Issue 5

THE EDITOR'S CORNER

Why Do They Go?

EUGENE L. GOTTLIEB, DDS

Why Do They Go?Why do 40 to 50 percent of orthodontic referrals fail to start treatment? If you are like the average orthodontist, those numbers appear to apply to you, and this may be the single most...

281

1990 JCO Study of Orthodontic Diagnosis and Treatment Procedures, Part 3: More Breakdowns of Selected Variables

EUGENE L. GOTTLIEB, DDS, ALLEN H. NELSON, PHD, DAVID S. VOGELS III

Editor's note: Parts 1 and 2 of this series are published in the March and April 1991 issues of JCO.Part 1 in this series (JCO, March 1991) presented the methodology, demographics, and basic results o...

292

Panoramic Surveys and the Missing Mesiodens

ROBERT V.V. HURST, DDS

Most orthodontists routinely use only a panoramic x-ray, rather than a full series, for diagnosis.1 Panoramic surveys are the fastest and safest way to see all the teeth, especially those that are not...

304

The Effect of a Contingency Contracting Procedure on Patient Compliance with Removable Retention

ALAN M. GROSS, PHD, CINDY L. SCHWARTZ, PHD, GLORIA D. KELLUM, PHD, F. WATT BISHOP, DDS, MS

Patient non-compliance is a significant concern for most orthodontists.1 A recent study of 75 patients, age 8 to 14, at a university orthodontic clinic found notable non-compliance with regimens of or...

307

A Nickel Titanium Separating Spring

B. DONALD McGANN, DDS

Elastomeric modules are the most common devices used today for tooth separation. The module is first stretched with a placement instrument, then "sawed" through the contact until the gingival portion ...

315

Banded Mandibular Adjustable Retainer

JACK BALENSEIFEN, DDS, MS

Long-term retention of the mandibular incisors has always been a problem for orthodontists.1 Removable retainers depend on patient cooperation. Fixed cuspid-to-cuspid retainers must be constructed wit...

319

TECHNIQUE CLINIC

Multiple Eyelet Chain for Impacted Teeth

LTC PHILBERT C. DOLEAC JR., MAJ ROBERT K. MANGA

After surgical exposure of an impacted tooth, the surrounding soft tissue often covers the tooth and bracket to the extent that a second surgical procedure is required to re-expose the tooth. The foll...

322

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