Manuals_files/CD Manual 12.pdf - Removable Prosthodontics

Troubleshooting Pain & Looseness -82
Figure 7. This patient has very tight pterygomandibular raphes (arrows). During opening,
as the raphes tighten, they pull on the posterior border of the denture, causing it to loosen (the
patient’s chief complaint). Relief must be provided for these structures during the making of
impressions. Anatomical variations must be identified in order to minimize denture
problems.
Figure 8. The deep midline soft tissue fissure at the posterior of the palate caused a break in
the seal of the denture, causing looseness and dropping of the denture. Special attention
needs to be paid to ensure the posterior palatal seal of the denture maintains tissue contact to
provide adequate retention.