Dental amalgam

1. AMALGAM
Dra. Ariadna Sofía Sáenz Salinas
Dr. Alfredo Nevárez Rascón
http://iniciativaciudadanaii.blogspot.com/2010/01/el-sindrome-de-las-amalgamas-dentales.html

2. DESCRIPTION
It is a mixture of a fine silver powder, tin, copper, and mercury.
Is used as primarily materil for cavity
treatment.
The first amalgams were realized by Dr. Vardiman Black
http://iniciativaciudadanaii.blogspot.com/2010/01/el-sindrome-de-las-amalgamas-dentales.html

3. USE
 To restore back teeth which are
receiving a loading of occlusion in
large and small cavities.
 For deep and wide cavities, the
amalgam of high copper content
is the indicated.

4. COMPOSITION
It is principally made up of:
 Silver
 Tin
 Copper (maximum of 6%) 6%
 Mercury
Can also contain:
Zinc
 Palladium
http://www.dentacron.com/retirada_de_amalgamas.html

5. Clasifications
According to presentations:
 Type I : in powder form.
 type II : in tablets.
According to shape:
 Kind I : irregular particle or (primatica);
 Kind II : spherical
 Kind III : mixture of both
http://ec.europa.eu/health/opinions/es/amalgamas-dentales/index.htm

6. ADVANTAGES AND
DISADVANTAGES FOR DENTAL
AMALGAM
advantages disadvantages
• Clinical success • Not aesthetic
• Easy manipulation • Contains mercury
• requieres less work • Bacteraial corrosión
time bacteriana.
• cheaper • Metallic taste
• Short clinical time • Stains teeth
than other materials • May can cause
galvanism
http://ec.europa.eu/health/opinions/es/amalgamas-dentales/index.htm

7. Manipulation
oMixtures of mercury with the other metals(
silver , tin, copper and zinc) .
o Before placed it has to have a paste aspect
o Introduced by pressing hardly in the cavity.
o Left over mercury contained
oAmalgam solidifies quickly

8. Commercial Brands
○Ventura III
○Staralllyos
○Dentallyos
○Amalgam Bond
○All Bond 2
○Mirage Bond
http://spanish.alibaba.com/product-gs/Dental_Amalgam_Capsules_YDA_45_Ag-
467819651.html

9. References
o Materiales dentales
conocimientos básicos aplicados
author: Federico Humberto Barceló
Santana &Jorge Mario Palma Calero
ohttp://ec.europa.eu/health/opinions
/es/amalgamas-dentales/index.htm