31 (StIII-STMT) DENTAL MATERIALS
STUDY PROGRAMME
Integrated studies of dentistry
DEPARTMENT
Department for stomatology
NAME OF SUBJECT
DENTAL MATERIALS
STATUS OF THE SUBJECT Compulsory
Condition
Year of
studies
Prosthodontics-preclinics (exam)
Winter term (No.of the lessons
per week
third
Summer term (No.of the
lessons per week)
Lectures
Exercises
Lectures.
Exercises
2
-
-
-
Methods of teaching
No.of tests
No.of
seminars
seminara
No.of
seminars
POINTS
-
-
2,0
Lectures
GOA
L
Introduction to basic knowledge of the building materials, materials for prints and those materials used in certain phases of
prosthetic work. Also introduction to materials for permanent and temporary fill.
PURPOSE
Knowledg
e
Chemical properties, physical properties and clinical application of materials in dentistry
Skills
Theoretical teaching – methodical units
CONTENT OF THE SUBJECT
Standards of dental materials. EU Directive, the CE mark, ISO standards, GCP, GMP standard
Biocompatibility of dental materials. Concepts: medical devices, dental materials, biomaterijal, toxicity, biocompatibility. Tests for
evaluation of dental materials biocompatibility.
Chemical elements of importance for dental materials
Chemical connections. Primary, valencione and medjumolekulske links
Reaction bonding of dental materials. Neutralization as a basic chemical reaction in the process of hardening cement. Helatation as
the main reaction in the process of hardening of zinc oxide-eugenol paste, EBA and polikarboksilatnih cemenata. Polymerization as
the main reaction in the hardening of acrilate, composites and elastic material or in combination with the neutralization and
helatacijom of poly-carboxilat and voice-jonomer cement
Corrosion of dental materials. Electrochemical aspects of corrosion, forming microgalvan current, galvanic corrosion, tanning,
metal plating and decay .. Electrolysis compensation.
Chemistry of print material. The chemical composition and hardening processes of thermoplastic mass, ZOE pastes, reversebile
and irreversible hidrokoloida, silicone, polyethers and polisulphide.
Chemistry materials meet. The chemical composition and the process of hardening of amalgam, cement, composites and
kompomera.
Intremollecular force. Origin of addiction, and repulsive and attractive force of the distance, the movement of molecules depending
on the energy, thermal expansion. Influence intermollecular force of physical properties.
Loading materials. Loading material stretching, pressing, bending, shearing, torsion. Chart of stress and strain. Modulus of
elasticity, limit of elasticity, flow.
Characteristics of dental materials. Stiffness, plasticity, hardness, strength, resilience. Material fatigue. Resistance to shock.
Hardness (Brinel, Vickers, Knup, Rokvel).
Viscosity material. Types of liquid. Hours, during solidification. Viscoelasticity. Elastic, anelastični, viscous, elastic materials.
Flow and material relaxation
The behavior of materials under the influence of heat. Change physical properties, phase transitions. Phase diagram. Thermal
expansion and contraction (linear relationship between the volume coefficient of expansion, the absolute and relative changes in
dimensions)
Adhesion. Principles of adhesion, chemical and micromechanical adhesion, surface adhesion, problems with adhesion, capillary
phenomena
Cement. Classification, characteristics. Zinc-phosphate cement, cinkoksid eugenol cement, cement silikophosfate, policarbn and
voice-jonomer cement.
Dental amalgam. Requirements, division, amalgamation, clinical characteristics, treatment of clinical work with amalgam, method
of packaging, dosing, and factors that affect the quality of amalgam construction.
Composite materials. The composition, classification, advantages and disadvantages, adhesive systems, compomers, ormocers,
"smart composites", liquid and composites for sealing of fissures
Materials for the early meet. Types, characteristics, temporary fill based on zinc oxide. Advantages and disadvantages. The
importance of materials for temporary fill in the various therapeutic procedures.
The materials in endodontics. The division, based materials calcium hydroxide. Characteristics, advantages and disadvantages of
certain groups of materials. Recommendations on use.
Inelastic Otisni materials. Thermoplastic compound, cinkoksid eugenol paste. Characteristics, use, disadvantages. Disinfectants.
Otisni elastic material. Reversible and irreversible hidrokoloidi. Elastomers: Silicone.
Material for making working models. White, hard and improved hard plaster. Characteristics, composition, method of obtaining,
service properties. Other materials for making working models (resins, cement).
Materials for making models of compensation. Waxes for modeling and design. Artificial resins in the model
Refractory masses. Low temperature and high temperature Refractory masses. Binding, and thermal expansion of refractory
higroskopska mass.
Acrilate base for dentures. Requirements, classification, composition, characteristics, dimensional changes, porosity, materialsconditioners and liners.
The structure, characteristics, processing of metals and alloys. Properties of metals. Reasons alloying, solid solutions, intermetallic
compounds, solid solutions, state diagram, heat treatment of castings, material fatigue
Dental alloys. Classification, division of alloys: the standards, the content of precious metals, chemical composition. Requirements
for dental alloys. Different types of alloys used in dental practice.
Ceramic materials. Requirements, division, composition. Characteristics of ceramic materials in metal-ceramic and ceramic
systems. Mechanical arable ceramics.
Materials processing and polishing. Brass instruments, design and grinding performance. Natural and synthetic abrasive materials.
Material for sanding and polishing (mechanical and electrolytic).
Materials in implantology. Requirements and classification. Metal implants. Non-metal implants. Clinical and biological response
to dental implants
Materials in orthodontics. Wire, claims, materials for making wire, and choice of species. Print materials, artificial resins, materials
for making working models
Materials in Periodontics. Materials for bone replacement and augmentaciju. Materials for making membranes. Composition, use
characteristics, advantages and disadvantages.
Materials in maksilofacial surgery. Surgical stitches (distribution, composition, packaging, sterilization). Materials in the
development imobilizacionih Rails (features and characteristics). Materials in the development and reconstruction prosthesis
epiteza face and jaw.
Practical teaching – methodical units
RECOMMANDED Compulsory
READING
Additional
1.
Stamenković D, Stomatološki materijali, Zavod za udzbenike i nastavna sredstva, Beograd 2003.
Evaluation of students' work – No.of points per individual activity
Lectures
Exercises
Pre-exam obligations
Test
Seminar paper
The rest
Final exam
Written
Oral
30
70
Total
100
List of teachers and assistents
Associate
1.
2.
3.
4.
5.
6.
7.
Assistent
Lecturer
Professor
PhD
Associate prof.
Professor
3
2
2
Prof.dr Ljubiša Džambas
Prof. Dr Teodor Atanacković FTN
Prof. Dr Aleksnadar Đordjević PMF
Prof. Dr Dubravka Marković
Doc. Dr Ljubomir Petrović
Doc. Dr Larisa Blažić
Doc. Dr Ljiljana Strajnić
Chief of department
Prof. Dr Dubravka Marković, ensuring.
Scientist