articulator d.sirag al-hamadi tripoli university

1. PREPARED BY D.SERAG AL-HAMADI
CLINICAL DEMONSTRATOR IN PROSTODONTIC
TRIPOLI UNIVERSITY
DENTAL FACULTY
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2. Articulator
 It is a mechanical instrument
that represents the
temporomandibular joints
and jaw members, to which
maxillary and mandibular
casts may be attached to
simulate some or all-
mandibular movements.
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3. Functions
 It allow most of
the prosthetic work to
be done in the
absence of the patient
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4. Types of articulators
 1-Simple hinge articulators.
 2-Fixed or mean value condylar path
articulators.
 3-Adjustable condylar path
articulators.
 a.Semi-adjustable condylar path
articulators.
 b.Fully-adjustable condylar path
articulators.
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5. Simple Hinge Articulators- 1
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6. :Possible movements
 This type of
articulators gives
only opening and
closing
movements.
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7. Mean Value Or Fixed Condylar Path- 2
Articulators
 Design:
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8. Possible movements
 1-Opening and
closing.
 2-Protrusive
movement at a
fixed
horizontal
condylar path
angle.
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9. Adjustable Condylar Path- 3
Articulators
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10. A- Semi Adjustable Condylar Path
Articulators
 Design:
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11. Possible movements
 1-Opening and closing.
 2-Protrusive movement to an angle recorded from the
patient.
 3-Lateral movement to an angle calculated from the
Hanau’s formula:
 L=H/8+12.
 Where; L = the lateral condylar path
 H = the horizontal condylar path angle which is recorded
from the patient.
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12. B- Fully adjustable articulators
 They differ from the semi-adjustable
articulators in that the lateral condylar
path inclinations are adjusted
according to records taken from the
patient.
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13. References
.Allen AA, Heath JR, Mc Cord: Complete Prosthodontics; Problems, Diagnosis and Management. Mosby-Wolf, London, 1995 -1 
.Beresin, V.E. and Schiesser, F. J.: The neutral zone in complete and partial dentures. 2nd ed. St. Louis, The C.V. Mosby Company: 1978 - 2
. Coleman, R. D. and kaiser, W. B.: The Scientific Bases of Dentistry. Philadelphia, W. B. Sounders; 1966 - 3 
.Craig, R.G.: Restorative Dental Materials. 8 ed. St. Louis, C. V. Mosby Company - 4
th 
.Fenn, H.R.B.; Liddelow, K.P. and Gemson, A.B.: Clinical Dental Prosthetics. 2 ed. London, Staples; 1974 -5 
.Geering AH,Kundert M , Kelesy C: Complete denture and overdenture Prosthetics. Theme medical publication Inc. New York, 1993 - 6 
.Grant AR, Heath JR, Mc Cord JF: Complete Prosthodontics; Problems, Diagnosis and Management. Mosby-Wolf, London, 1996 -7 
Heartwell, C.M. and Rhan, A.G.: Syllabus of Complete Dentures. 3rd ed. Philadelphia, Lea and- 8
.Febiger; 1986
.Sharry, J.J.: Complete denture prosthodontics. 3rd ed. NewYork, McGraw-Hill; 1974- 9 
.Sowter, J.B.: Dental laboratory technology: prosthodontic techniques. Chapel Hill, University of North Carolina; 1968- 10
Sowter, 
.Watt, D.M. and Mac Gregor, A.R.: Designing complete dentures. Philadelphia, W.B. Sounders; 1976-11
.Winkler, S.: Essential of complete Denture Prosthodontics. 2nd ed. PSG Publishing Company; 1988- 12 
Zarb, G.A.; Bolender, C.L.; HicKey, J.C. and carlesson, G.E.: Boucher's Prothodontic Treatment- 13 
.for Edentulous Patients. 7th. Ed. St-Louis, The C.V.Mosby Company; 1990
.N, B. All pictures in these slides are copied from the above references and from the internet 
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