Search Results For: 'cutting edge'
261.
Retaining Treatment Results with the Advanceable Twin-Block Appliance
Volume 39 : Number 1 : Page 35 : Jan 2005
The twin-block appliance has been modified to allow bite advancement by means of a screw system incorporated into the maxillary appliance blocks.1 This can be advantageous in patients with severe over...
262.
Stepwise Overjet Reduction with a Modified Twin-Block Appliance
Volume 33 : Number 11 : Page 620 : Nov 1999
The twin-block appliance, described by Clark in 1982, is currently the most popular functional appliance in the United Kingdom. Recent evidence suggests that it may also be considered the most success...
263.
PEARLS
A Debonding Memento for Patients
Volume 34 : Number 8 : Page 469 : Aug 2000
Debonding day is a special day for any patient. Many orthodontists present their patients with mementos such as before-and-after photographs or models, but the appliances themselves are generally di...
264.
Lingual Spring for Minor Movement of Maxillary Central Incisors
Volume 23 : Number 4 : Page 0 : Apr 1989
Minor tooth movement in the maxillary anterior region is sometimes required for esthetic reasons--for instance, a diastema between the central incisors, or rotation of the centrals caused by supernume...
265.
CASE REPORT
Correction of Open Bite with Elastics and Rectangular NiTi Wires
Volume 25 : Number 11 : Page 0 : Nov 1991
Various types of elastics-- Class II, Class m, box, triangular, zig-zag, criss-cross, diagonal, and others--provide the clinician with the ability to correct both anteroposterior and vertical discrepa...
266.
Digital Hand-Wrist Radiographs for Evaluating Skeletal Maturation
Volume 41 : Number 8 : Page 0 : Aug 2007
The use of hand-wrist radiographs for evaluating skeletal maturation was first described by Fishman in 1982.1 This information can be helpful in planning orthodontic and dentofacial orthopedic treatme...
267.
Treatment of Severe Anterior Crowding with the Invisalign G6 First-Premolar Extraction Solution
Volume 53 : Number 8 : Page 459 : Aug 2019
This new system was designed by Align Technology to ensure root parallelism during canine retraction and to maintain vertical control by maximizing posterior anchorage during space closure. A sample case involving four first-premolar extractions is presented by Drs. Zhu, Li, and Lai.
268.
Clinical Evaluation of Tooth-Size Discrepancy
Volume 32 : Number 9 : Page 544 : Sep 1998
This article shows a simple method of performing a preliminary tooth-size discrepancy analysis during the clinical examination. Anterior Analysis Have the patient move the mandible into an edge-to-edg...
269.
Volume 13 : Number 9 : Page 606 : Sep 1979
Delivered before the members of the Foundation for Orthodontic Research (FOR), Scottsdale, Arizona, April 26, 1979. The literature abounds with occlusal concepts that prescribe the ideal for man. The ...
270.
JCO Interviews Dr. Elliott Silverman, Dr. Morton Cohen, and Dr. A.J. Gwinnett on Bonding
Volume 13 : Number 4 : Page 236 : Apr 1979
JCO Can you estimate how much bonding is being done? DR. GWINNETT In a recent survey of orthodontists, Gorelick (JCO, January 1979) found that only about 7% were not bonding at all. 93% were bonding i...
271.
Begg Series, Part III: The Begg Technique
Volume 2 : Number 9 : Page 0 : Nov 1968
The Begg Technique is based on the principle of differential forces whereby light forces applied on anterior teeth will move them rapidly without disturbing anchor teeth. Conversely, heavier forces wi...
272.
Volume 29 : Number 7 : Page 401 : Jul 1996
Managed care is a combination of big-business management and health care, created primarily by insurance companies. In the past, insurance offered protection against catastrophic accidents, fires, and...
273.
Improving the Final Occlusion through Selective Premolar Extractions
Volume 28 : Number 2 : Page 0 : Feb 1994
The prevailing concept in orthodontics seems to be that a premolar is a premolar. Unless there are gross deformities, caries, or rotations, the main consideration is location--first or second. Once a ...
274.
Volume 15 : Number 1 : Page 52 : Jan 1981
It has been reported that only about 2% of private dental offices have in-house computers and that another 30% use a computer service bureau, usually for billing, recalls, and accounts receivable. For...
275.
The Transplantation of Maxillary Canines
Volume 4 : Number 2 : Page 77 : Feb 1970
The problem of the unerupted, maxillary canine lying in an unfavourable position is one that frequently confronts the orthodontist. Bass (1966) found that 1.5% of the total cases referred to a regiona...
276.
Volume 7 : Number 2 : Page 106 : Feb 1973
Since it seems unlikely that bands will be eliminated completely within the foreseeable future by direct bonding of attachments, meticulous band formation and cementing procedures are imperative if we...
277.
Concept and Commentary: Some More Atypical Cases
Volume 8 : Number 1 : Page 43 : Jan 1974
This is a continuation of the article, Some Atypical Cases, which appeared in the December 1973 issue of JCO. Case 13 Here is an adult case which was a complete Class II with one missing lower bicuspi...
278.
Modular 3D Lingual Appliances, Part 4: Lingual Arch
Volume 18 : Number 2 : Page 124 : Feb 1984
The 3D Lingual Arch (Fig. 40) is another modular multipurpose appliance. It is interchangeable and adjustable for many varied functions, and following use it is convertible to a variety of other appli...
279.
THE EDITOR'S CORNER
Volume 26 : Number 1 : Page 0 : Jan 1992
Futile Subtraction A few months ago, a good friend told me about a colleague's decision to control his personnel costs by dismissing his entire staff and replacing them with less experienced and less ...
280.
THE EDITOR'S CORNER
Volume 27 : Number 2 : Page 0 : Feb 1993
Why Won't They?A traditional and still popular theory of employee motivation holds that managers must find a secret button for each employee that, when pushed, brings forth unusual performance. This t...
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