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Biomedical subjects

B Schwaninger

Publications and source records attributed to B Schwaninger.

7 recordsLinked to original sources

Developing an effective oral hygiene program for the orthodontic patient: review, rationale, and recommendations.

This article demonstrates the importance of good oral hygiene during and after orthodontic treatment. The attitude of all parties involved toward oral hygiene contributes to the dentition's future. Several means of assisting the patient to maintain good oral hygiene are discussed. It has been emphasized throughout the article that correcting malocclusions is important, but if the result of this effort is lost in a few years because of periodontal disease or caries the patient has not been helped. However, if the patient learns to practice effective plaque control, he may keep his teeth for a lifetime.

Chlorhexidine

Interobserver reliability in xeroradiographic cephalometry.

Observer agreement on cephalometric landmarks was compared between xeroradiographs and conventional radiographs of twenty-nine patients. Of fourteen landmarks evaluated, four (condylion, infradentale, Ptm, and ANS) demonstrated clinical significance in favor of the xeroradiograph. In addition, six other landmarks favored the xeroradiograph but not to the degree of statistical significance.

Adolescent

Landmark identification accuracy in xeroradiographic cephalometry.

Identification accuracy of fourteen cephalometric landmarks was compared between xeroradiographic cephalograms and conventional cephalograms. Four landmarks--point A, upper incisor tip, infradentale, and menton--were more accurately determined on the xeroradiograph, while two landmarks--point B and condylion--were more accurately determined on the conventional cephalogram. Although not conclusively demonstrated in this study, the xeroradiograph does appear to offer more clarity and detail than the conventional cephalogram. Further investigation of this new diagnostic medium will be necessary before its true significance to dentistry can be evaluated.

Cephalometry

Management of cases with upper incisors missing.

A problem often confronting the orthodontist is that of missing upper incisors. In evaluation of the individual case, the dicision as to space closure or space regaining and eventual prosthetic reconstruction can be perplexing. Various diagnostic criteria, such as skeletal relation, arch-length analysis, inclination of teeth, and dental esthetics, must be evaluated. On the basis of this diagnostic information, treatment alternative is chosen to correct the malocclusion. The solution may be found in maintaining space, necessitating postorthodontic prosthetic replacement, or closing space and thus avoiding the need for artificial teeth. Four cases are shown to illustrate different approaches to the treatment of patients with upper incisors missing. Other solutions are possible anc correct. Each case must be weighed on its own merits.

Adolescent

Holography in dentistry.

Holograms were made that recorded on a single piece of film an entire study case in three dimensions. Other applications of holography in dentistry are discussed. On a qualitative basis, it appears that holography has potential application in many fields of dentistry. However, a number of problems must be resolved before holography will find its way into the dental practice.

Dentistry