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February 1991
Volume 25, Issue 2

THE EDITOR'S CORNER

THE EDITOR'S CORNER

EUGENE L. GOTTLIEB, DDS

Have a Good DayA highly successful Seattle restaurateur named Timothy Firnstahl has a basic rule: Always deal with complaints before they're made." A corollary is: "Every customer must have a good exp...

65

In Vivo Remineralization after Air-Rotor Stripping

NAGWA HELMY EL-MANGOURY, BDS, MS, PHD, MERVAT M. MOUSSA , BDS, HDD, PHD, YEHYA A. MOSTAFA , BDS, MS, PHD, AMIR S. GIRGIS, BDS, HDD, PHD

Both extraction and expansion therapies tend to lengthen active treatment in order to close extraction spaces or to coordinate expanded arches.1 Interproximal stripping, on the other hand, can shorten...

75

TECHNIQUE CLINIC

Determining Physiologic Archforms

CHARLES OAKES, DDS, JAMES E. HATCHER, DMD

Determination of the correct archform is one of the most misunderstood and neglected aspects of orthodontic treatment. Retention studies from the University of Washington have shown that the archform,...

79

CASE REPORT

Ectopic Maxillary Second Molars

STUART D. LA KIND, DDS

A 27-year-old female presented with the chief complaints of upper and lower anterior crowding and ectopically erupted maxillary second molars, which were in complete crossbite (Fig. 1). She had a Clas...

81

A Sliding Bridge Appliance for Space Closure

JENS PLANERT, DDS

The distance between abutments--bridge span--has an important influence on the durability of fixed prostheses. Loading of the abutment and the bridge is more than proportional to the bridge length.1 T...

99

Maxillary Protraction Therapy: Diagnosis and Treatment

JOHN H. HICKHAM, DDS, MSD

Orthodontic treatment alone is not always sufficient for patients who need maxillary protraction therapy. The chances of success depend on four areas: 1. The relationship of the maxilla to the mandibl...

102

Reasons for Broken and Canceled Appointments in a British Orthodontic Clinic

M.J. TRENOUTH, BSC(Hons), BDS, MDS, PHD, FDS RCPS, DOrth, DDO, A. HOUGH, SRN

Few studies have been published on why patients miss or cancel appointments, even though broken appointments have an important effect on the economics and efficiency of orthodontic practice. Most of t...

115

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