Category: WIKI

Recording Maxillo-mandibular Relationships For Complete Denture

Recording Maxillo-mandibular Relationships For Complete Denture In order to fabricate complete dentures outside of the patient’s mouth, certain relationships need to be transferred to an articulator, which will be used to set the teeth and arrange the denture occlusion. These relationships include: Occlusal vertical dimension – amount of separation between the mandible and maxilla when […]

April 21, 2012 | 0 Comments More

Boxing and Pouring Final Impression for edentulous jaw

Boxing and Pouring Final Impression for edentulous jaw Boxing of a final impression should be: 1. Quick and easy with consistent results 2. Provide support and preserves flange contours 3. Compatible with cast material and impression material 4. Inexpensive 5. Avoid excessive trimming   The right side at the arrow is prepared correctly, with a […]

April 21, 2012 | 0 Comments More

Final Impressions for Complete Dentures

Final Impressions for Complete Dentures For final impressions for Complete Dentures required materials are : Impression Materials Irreversible hydrocolloid – hydrophilic, but viscous; stock tray distorts vestibular tissues Zinc oxide and eugenol – fast set, rigid (undercuts difficult), poor taste Polysulfides – poor taste, poor dimensional stability, poor elastic recovery Silicones – addition reaction – […]

April 21, 2012 | 0 Comments More

Beading and Boxing

Beading and Boxing Beading and Boxing is the procedure which is used to maintain the adequate sulcus depth in the final model. Beading is done to preserve the  width and height of the sulcus in a cast. Beading – 2-3 mm width strip of boxing wax if not available modeling wax is used. Boxing is […]

April 21, 2012 | 0 Comments More

Border Molding

Border Molding Border Molding means shaping borders of impression tray  Functional or manual manipulation of tissues  Duplicates contour & size of vestibule Performed with Thermoplastic modeling compound Waxes Impression materials Tray Wax Spacer Remains in place during border molding procedures Custom Tray Comfortable 2-3 mm from vestibule Dry periphery of tray (Compound will not stick […]

April 20, 2012 | 1 Comment More

Frontal Bone

Frontal Bone The frontal bone is a single bone that forms the anterior of the cranial vault, the roof of the eye sockets, and a small portion of the nasal cavity. A temporal line can be found on both lateral surfaces of the frontal bone. The line begins in the region of the eye socket […]

April 19, 2012 | 0 Comments More

Cranial and Facial Bones of Primary Interest in Prosthetic Dentistry

Cranial and Facial Bones of Primary Interest in Prosthetic Dentistry Artificial replacements for missing natural teeth (dental prostheses) must be made to fit jaw contours and work in harmony with muscle activity. Therefore, we will discuss only those facial bones which give shape to soft tissues within the mouth, serve as anchorage sites for muscles […]

April 19, 2012 | 0 Comments More

Bones of the skull – Bony Anatomy of the Head

Bones of the skull – Bony Anatomy of the Head The skull is that portion of the human skeleton which makes up the bony frame work of the head. For descriptive purposes, the skull is divided into an upper, dome-shaped, cranial portion; and a lower or facial portion composed of the eye sockets, nasal cavities, […]

April 18, 2012 | 0 Comments More

Oral anatomy terminology – Part 1

Oral anatomy terminology – Part 1 Bony Elevations Tubercle, Eminence, or Tuberosity. All of these words describe rather small, somewhat circular areas that are raised above the general level of the surrounding bone. An elevation of bone that falls in this category was specifically labeled as an eminence, a tuberosity, or a tubercle by the […]

April 18, 2012 | 0 Comments More

Diagnostic aids for pulpal pathology

Diagnostic aids for pulpal pathology Diagnostic aids for pulpal pathology can be divided in to 2 sections: Subjective symptoms – most common being pain Objective symptoms Visual and tectile inspection- Color Contour Consistency Thermal tests Heat tests- isolation of the tooth use of : warm air hot water hot burnisher hot gutta-percha stick cold tests […]

April 17, 2012 | 0 Comments More
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