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Biomedical subjects

R L Brandt

Publications and source records attributed to R L Brandt.

At least 19 recordsLinked to original sources

Impression procedure for patients with severely limited mouth opening.

Patients with limited mouth opening are a common occurrence in prosthodontic practice. The majority of these patients can be treated with exercise and stretching movements before impressions are made. Some will not respond to these procedures because of facial scarring and surgical manipulation of the facial muscles. This article presents an impression procedure for overcoming such reduced mouth opening.

Dental Impression Technique↗

Continuing dental education in osseointegrated implants. A survey.

A survey of participants in a continuing education course in osseointegrated implants was carried out to determine dentists' attitudes toward such courses and how they were integrating implants into their everyday practice. The results indicated, despite the intense program, very few general dentists who attended such a course chose to actively participate in implant placement and a moderate number chose to carry out prosthetic restoration. Those who attended such courses appeared satisfied with the course content, appreciated the difficulties involved with implant placement and restoration and generally chose to refer such cases to appropriate specialists for management. This pilot study confirms dental implants are a popular and accepted mode of therapy. However, general dental practitioners who take the time to undergo specific training in osseointegrated implants appear to be less inclined to actively participate in the placement (surgery) of implants. Following appropriate training, many general practitioners felt comfortable in performing the restorative/prosthetic aspect of implant treatment for single tooth rather than partial or full denture cases. In conclusion, while continuing education courses in osseointegrated implants are becoming increasingly popular, this survey indicates participants become aware of the complexity of the procedures involved and tend to actively participate mainly in the prosthetic reconstruction of simple cases.

Attitude of Health Personnel↗

Infection control in a prosthodontic residency program.

Awareness of the need to incorporate an effective infection control program within a prosthodontic practice requires the faculty of a prosthodontic residency program to present a clear and workable model that will allow the flexibility necessary to accommodate the changes in infection control procedures and materials. The use of the barrier system to insulate the operatory, resident, faculty, and dental laboratory is discussed. Current disinfection and sterilization methods used to maintain the barriers are recommended.

Dental Service, Hospital↗

Development of mercury hypersensitivity among dental students.

With regard to the principal purpose of this investigation, it is apparent that exposure to mercury during the preparation of silver amalgam definitely presents an additional occupational hazard as an allergen in the dentist. The fact that the dental students who were the volunteers in this study received only a small fraction of the exposure to mercury that the practicing dentist receives does emphasize the potential of this allergen in actual dental practice. Recent publicity concerning the toxioogenicity of mercury has led to a call for improved mercury hygiene in the dental operatory. The allergenic potential of mercury, as reported in this paper, accentuates the need for such an improvement.

Dental Amalgam↗

A different approach for the total correction of tricuspid atresia.

A new surgical procedure has been used successfully to correct tricuspid atresia in a 9-year-old girl. An external conduit containing a porcine aortic valve was positioned to lead from the right atrium to the underdeveloped right ventricle. The right ventricle was reconstructed with a large Dacron patch, thus providing a large cavity for the small hypoplastic right ventricle. The atrial and ventricular septal defects were closed. The patient made a satisfactory recovery and is doing well four months after the operation.

Cardiac Catheterization↗

The double arch impression technique: a solution to prevent supraocclusion in the indirect restoration.

The literature relating to inaccuracies in the mounting of casts of semi-adjustable articulators and other factors that influence the fabrication of indirect restorations is reviewed. The effects of such discrepancies often result in "high" cast restorations which require considerable adjustment clinically before definitive placement. Some solutions to "high" cast restorations are offered with indications and contraindications for their use.

Crowns↗