What are the design bases for a dental articulator?
1-Theories of occlusion Bonwill, Conical, Spherical
2-Types of record used for their adjustment.
3-Capability of adjustment of an articulator
What are the functions of the dental articulator?
1-Allow most of the prosthetic work to be done in the absence of the patient.
2-Maintain jaw relation record during setting up of teeth.
3-Denture remounting after processing for correction of occlusal disharmony
What are the Requirements of an articulator?
1-It should hold the casts in the correct horizontal and vertical relationships
2-The casts should be easily removable and re-attachable
3-It should provide a positive anterior vertical stop (incisal pin)
4-It should accept face-bow transfer record
5-It should open and close in a hinge movement
6-It should be made of non-corrosive and rigid materials
7-It should not be bulky or heavy
8-There should be adequate space between the upper and lower members
9-The movable parts should move freely without any friction