The use of ribbed features, when made from a significantly stiffer material (eg, fiber-reinforced polymer) and designed to mimic palatal rugae, offer an acceptable method of providing significant improvements in rigidity to a maxillary denture under flexural load.
The International journal of prosthodontics
Department of aerospace Engineering, Advanced Composites Centre for Innovation and Science, University of Bristol, United Kingdom. J.White [at] bristol.ac.uk
Int J Prosthodont. ;24(6):589-98
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