Implant stability plays a critical role for successful osseointegration. Successful osseointegration is a prerequisite for functional dental implants. Continuous monitoring in an objective and qualitative manner is important to determine the status of implant stability. Implant stability is measured at two different stages: Primary and secondary. Primary stability comes from mechanical engagement with cortical bone. Secondary stability is developed from regeneration and remodeling of the bone and tissue around the implant after insertion and affected by the primary stability, bone formation and remodelling. The time of functional loading is dependent upon the implant stability. Historically the gold standard method to evaluate stability were microscopic or histologic analysis, radiographs, however due to invasiveness of these methods and related ethical issues various other methods have been proposed like cutting torque resistance, reverse torque analysis, model analysis etc. It is, therefore, of an utmost importance to be able to access implant stability at various time points and to project a long term prognosis for successful therapy. Therefore this review focuses on the currently available methods for evaluation of implant stability.
Titanium is considered as an excellent biocompatible metal and it is used in implant dentistry. Literature suggests that Ti can induce clinically relevant hypersensitivity and other immune dysfunctions in certain patients chronically exposed to this reactive metal. At the same time, no standard patch test for Ti has so far been developed, and positive reactions to Ti have therefore only rarely been demonstrated with skin testing. This article reports about the corrosion of dental implants, their significance when hypersensitivity is present, and the literature available till date regarding hypersensitivity of titanium.
Palatal rugae play an important role in the production of palato lingual sounds. A simple inexpensive method for carving palatal rugae in complete dentures has been described here.
India has more than 290 dental institutions, producing over 25,000 BDS graduates every year. There are three main characteristics that are shared by any profession. Delivering the best possible education to its students, giving priority to public service over self-interest and enforcing regulations and codes of ethics through self-government. Dentistry in India is currently being challenged to maintain the professionalism. This is partly a result of pressures applied to the educational system. This article discusses some challenges in brief and attempts to attend the challenges in positive manner.
How to cite this article
Sharma S, Vijayaraghavan V, Tandon P, Kumar DRV, Sharma H, Rao Y. Dental Education: Current Scenario and Future Trends. J Contemp Dent Pract 2012;13(1):107-110.
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