Complete Dentures: From Planning to Problem Solving: Prosthodontics 2 (Quintessentials of Dental Practice)
P. Finbarr Allen
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This title discusses the subject of dentures looking at assessing the patient, impression procedures, aesthetic considerations, trial dentures and problem solving.
influence denture retention and these should be considered when recording definitive impressions. • The method and material used should depend on the nature of the denture-bearing area. There are no right and wrong techniques. • Good quality impressions enhance complete denture retention. Good communication between the dentist and the technician is an essential part of this process. Reference Academy of Prosthodontics. Glossary of prosthodontic terms. 7th ed. J Prosthet Dent 1999;81:39–110. 114
numbers of edentulous adults in the population. This situation is likely to continue for many years to come, as the generation of adults rendered edentulous early in life ages. If a dentist can successfully rehabilitate edentulous patients, especially those with denture-wearing difficulties, then this will have a positive influence on the perception of their practice. Increasingly, the impact of poor quality diet on general health has been emphasised, and loss of teeth has an influence on this.
line and is likely to have a visible flange. A potential problem with anatomical contouring is the difficulty in keeping the flanges clean, particularly when extensively stippled. Finally, the appearance of the oral mucosa can be reproduced using colour tints in the acrylic resin. This is time consuming for a dental technician and will be facilitated by the technician seeing the patient or a photograph of the oral mucosa. Nonetheless, the appearance of the 139 denture will be enhanced if the
into the position of maximum intercuspation? • Is the freeway space correct? • Phonetics. Appearance The patient should be asked for their opinion regarding the appearance of the trial dentures. Assure them that at this stage any aspect can be changed. It may also be helpful to leave them on their own for a few minutes or to invite a friend or relative to give their opinion. Minor alterations can be made at chairside, including changes to the arrangement of the anterior teeth or waxing in the
determine that the maxillary denture is satisfactory. Assuming that the maxillary denture is correct, then the mandibular denture can be inserted and the occlusion checked. The occlusion of complete replacement dentures should be balanced, and maximum intercuspation of the teeth should be evident in centric relation. The patient should be guided into centric relation and instructed to bite gently until the teeth first contact. The clinician should stabilise the mandibular trial denture by placing