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December 2001
Volume 35, Issue 12

THE EDITOR'S CORNER

Is There a Golden Ratio?

EUGENE L. GOTTLIEB DDS

The Discovery Channel recently presented a BBC series of four programs called "The Human Face". In it, beauty and human attractiveness were related to the Golden Ratio, which for centuries has been th...

721

Relapse and the Need for Permanent Fixed Retention

DOUGLAS D. DURBIN DMD, MSD

My practice recently identified 100 adults who had all been treated by orthodontic specialists at least seven years earlier. Most of these adults were parents of children being brought in for treatmen...

723

Permanent Fixed Lingual Retention

ROBERT CERNY BDS, MDSC

Most patients seek orthodontic treatment for cosmetic reasons1,2 and assume that their orthodontic alignment, especially of the visible anterior teeth, will last a lifetime. Long-term post-treatment s...

728

2001 JCO Orthodontic Practice Study, Part 3: Practice Growth

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

This final part of our report on the 2001 JCO Orthodontic Practice Study will highlight the growth that has occurred in case starts and gross income over the two years since the previous study. We wil...

733

MANAGEMENT & MARKETING

Three Perspectives on Successful Practice Transition

HOWARD D. IBA DDS, MS, DAVID DRAKE, ROBIN VICEK, CHAR EASH

The third and final installment in our series on practice transition is a roundtable discussion of common questions and potential pitfalls from the perspectives of three key players: the seller (Dr. D...

747

ORTHODONTIC OFFICE DESIGN

The Hostess Concept: The Ultimate Practice Builder

WARREN HAMULA DDS, MSD, KELLY A. BROWER

Second and third opinions are common nowa­days because of the economic climate in some parts of the country. Many parents believe that treatment results do not vary significantly from office to office...

757

CASE REPORT

An Unusual Ankylosis in an Orthodontic Case

JORGE SALAS CORDOVA DDS, MASAHIKO YOKOZEKI DDS, PHD, KEIJI MORIYAMA DDS, PHD

The causes of ankylosis are unclear, although factors in­cluding trauma, infection, and congenital conditions have been implicated.1 The incidence of ankylosis is higher in deciduous teeth than in per...

763

TECHNIQUE CLINIC

A Nickel Titanium Space Regainer-Retainer

HOWARD D. DIMOND JR. DMD

With technological advances in archwires have come creative new ways to treat clas­sic orthodontic problems. In 1983, I introduced the concept of covering a nickel titanium arch­wire with plastic tubi...

767

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