Retention of Metal Reinforced Polyamide Denture Base and Heat Cured Acrylic Resin Denture Base in Complete Mandibular Denture

Evaluation of Retention of Metal Reinforced Polyamide Denture Base Compared to Conventional Heat Cured Acrylic Resin Denture Base in Complete Mandibular Denture

The trial is done in order to reinforce polyamide to improve its modulus of elasticity to be able to use it as a denture base material in all clinical cases

Inclusion Criteria:

1. Male or female patient with age range from fifty five to sixty five completely edentulous and in good medical condition
2. Patients have skeletal Angle's class I maxillo-mandibular relationship and sufficient inter arch distance.
3. Free from any systemic or neuromuscular disorder that might affect chewing efficiency of masticatory muscles.
4. Free from any tempro-mandibular disease.
5. Good oral hygiene.

Exclusion Criteria:

1. Neuromuscular disorder and orofacial disease.
2. Tempromandibular joint and muscle pain
3. xerostomia or excessive salivation.
4. Limited mouth opening