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Biomedical subjects

A W Eastwood

Publications and source records attributed to A W Eastwood.

4 recordsLinked to original sources

Principles of design of active and removable appliances.

Removable orthodontic appliances, perhaps more than any other form of mechanical therapy for the movement of teeth, are applicable to general practice. Far too frequently, however, the clinician limits his appliance design to a selective number of appliances with which he is conversant and attempts to modify any one of them to fit a specific situation. This article suggests a different approach. A specific appliance has not been recommended for a specific situation. Instead, the principles of removable appliance design have been elaborated upon according to an established plan. Adherence to the principles should enhance the clinician's ability to provide a more effective and efficient service for his young patients.

Activator Appliances↗

The monoblock appliance.

While the use of this appliance would appear to require relatively litlle operative time, it must be clearly understood that the function of this appliance is not as predictable as that of other types of removable devices. Under such circumstances, it is of great importance to ensure that a correct diagnosis and evaluation of the original condition has been made relative to the listed criteria; all factors must be considered and no diagnosis should be made purely and simply on the basis of an obvious increase in overjet and a class II malocclusion. In addition, the personality and nature of the patient is of paramount importance, since it is his cooperation and interest that in the end will lead to successful therapy.

Acrylic Resins↗