Search Results For: 'cutting edge'
641.
A Combined Fixed-Removable Approach to the Treatment of Impacted Maxillary Canines
Volume 9 : Number 3 : Page 162 : Mar 1975
There was a time in Europe when it was generally considered that all orthodontic movements could be effected by removable appliances alone. With the evolution of multibanded techniques, it has been sh...
642.
The Geometry of Cephalometrics
Volume 13 : Number 4 : Page 258 : Apr 1979
Although a great deal of emphasis has been placed on the lines, angles, linear measurements and proportions derived from analysis of parasagittal cephalometric radiographs, a complete study of geometr...
643.
Common Sense Mechanics, Part 3
Volume 13 : Number 11 : Page 762 : Nov 1979
(CONTINUED FROM PART 2) Static Equilibrium In spite of the fact that orthodontists have heard many times over that every action has an equal and opposite reaction, Newton's Third Law has not really be...
644.
Volume 16 : Number 8 : Page 545 : Aug 1982
With the increasing number of orthodontists, satellite offices are proliferating. This article deals with the physical organization and management of two types of satellites: 1. A satellite located in...
645.
Proportionate Templates for Orthodontic Diagnosis in Children
Volume 17 : Number 3 : Page 180 : Mar 1983
Proportionate templates have been shown to be useful in visually determining from lateral headfilm tracings the extent of anteroposterior and vertical dysplasia in surgical-orthodontic cases.25 The sk...
646.
The Effects of Debonding on the Enamel Surface
Volume 18 : Number 5 : Page 330 : May 1984
Several reports have been published on the techniques of resurfacing the enamel following debonding,1-4 but the potentially harmful effects of bracket removal on the enamel surface have received littl...
647.
Diagnosis with Computer-Aided Drafting
Volume 20 : Number 5 : Page 0 : May 1986
Orthodontists have recognized the potential of computer graphics in the research and diagnosis of dentofacial disorders.1 Recent advances in microcomputer technology have led to innovations that are m...
648.
The Modular Palatal Disjunctor Appliance
Volume 23 : Number 1 : Page 0 : Jan 1989
Development of a modular, easily removable palatal expander was prompted by the need for increased precision and working comfort during maxillary surgery. It was designed for a patient with hypertelor...
649.
Automated Cephalographic Soft-Tissue Analysis
Volume 24 : Number 9 : Page 0 : Sep 1990
A multitude of landmarks and cephalometric analyses have been proposed since Welcker first suggested the potential diagnostic value of skull radiographs in 1896.1-19 Soft-tissue analysis, beginning in...
650.
Strength of Ceramic Brackets in Shear and Torsion Tests
Volume 25 : Number 6 : Page 0 : Jun 1991
Ceramic restorations have been used widely in dentistry, and their brittleness is well documented.1 The effect of brittleness on the clinical durability of ceramic orthodontic brackets, however, has n...
651.
Effect of Prophylaxis Pastes on Shear Bond Strength
Volume 25 : Number 9 : Page 0 : Sep 1991
Orthodontists generally clean enamel surfaces with a slurry of fine flour of pumice, rather than with a prophylaxis paste, prior to acid etching for direct bonding. It is believed that the fluoride co...
652.
MANAGEMENT & MARKETING
The Satellite Practice: Counting the Cost
Volume 25 : Number 11 : Page 0 : Nov 1991
This quarterly series of articles is being written by successful orthodontists who have particular expertise in certain areas of management and marketing (see JCO, August 1991, p. 471). The following ...
653.
Class II Bimaxillary Protrusion Treated with Magnetic Forces
Volume 26 : Number 6 : Page 0 : Jun 1992
Magnetic forces have been incorporated into orthodontic mechanics over the past decade.1-7 Although animal and clinical studies have been encouraging, some clinicians have questioned whether magnetic ...
654.
Shear Bond Strengths of Two Ceramic Brackets
Volume 26 : Number 8 : Page 0 : Aug 1992
Several clinical complications have been associated with the use of ceramic brackets, including attrition of teeth from occlusion with the brackets, increased friction in orthodontic appliances, and r...
655.
THE EDITOR'S CORNER
Deming's Fourteen Points for Orthodontists
Volume 26 : Number 11 : Page 0 : Nov 1992
Deming's Fourteen Points for Orthodontists In 1947, as Gen. Douglas MacArthur reconstructed war-ravaged Japan, he called on an obscure U.S. government statistician to help with the census. Thus began ...
656.
Shear Bond Strengths and Effects on Enamel of Two Ceramic Brackets
Volume 27 : Number 2 : Page 0 : Feb 1993
Because ceramic brackets will not bond chemically with adhesives, manufacturers must use mechanical undercuts, a coating of silica and a silane coupling agent, or both to bond these brackets to enamel...
657.
Indirect Bonding with Adhesive Precoated Brackets
Volume 27 : Number 3 : Page 0 : Mar 1993
Adhesive precoated (APC) brackets have a number of clinical advantages, including consistency and accuracy of positioning, ease of placement, and reduction of chairtime.1 They can be bonded indirectly...
658.
Volume 28 : Number 12 : Page 0 : Dec 1994
1. What is the most efficient method you have used to distalize upper molars? There was a considerable variety of responses from the clinicians: 36% used headgear as their principal distalization mech...
659.
Fixed Piston Appliance for Rapid Class II Correction
Volume 29 : Number 3 : Page 0 : Mar 1995
Most maxillary molar distalizing appliances tend to tip the maxillary first molar crowns distally to an overcorrected Class I position while tipping the molar roots mesially1-6. Unless a supplemental ...
660.
A New Vacuum-Formed Phase I Retainer
Volume 37 : Number 7 : Page 384 : Jul 2003
Retention after Phase I orthodontic treatment has traditionally involved either a maxillary Hawley-type acrylic plate, with a labial bow across the permanent incisors, or a single-thickness vacuum-for...
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