R_Bibb_Medical_Modelling_The_Application_of_Adv.pdf

Case studies 239
6.90 Close up views of the 316L stainless steel RPD framework fi tted
to patient cast.
6.91 Close up views of cobalt-chrome RPD framework fi tted to patient
cast.
several operations the clasps no longer held the framework as securely to
the existing teeth as deemed necessary by the dental technician.
The cobalt-chrome RPD framework was complete, polished and fi nished
well with the normal dental technology procedures. The framework proved
to be an excellent fi t, possessing good clasping when test fi tted to the
patient’s cast (see Fig. 6.91). The framework was test fi tted to the patient
in the clinic and found to be a precise and comfortable fi t with good retention,
shown in Fig. 6.92. Therefore, the framework will be fi tted with the
artifi cial teeth and given to the patient to use in exactly the same manner
as a traditionally manufactured item. Unlike the previous stainless steel
framework, the clasping forces did not result in permanent deformation of