When you get a tooth filling done at your dentist, do you not wonder about the ingredients of the dental filling he/she is putting into your mouth? Each dental filling has its own composition and the deciding factors for the type of dental filling you will get are the size of the cavity filling or condition of the tooth, dental filling cost and the availability of the material in the dental office. Continue reading
Our teeth are constantly being attacked by acid produced by plaque bacteria as well as by the acidic foods and drinks we consumed. Acids cause damage below the tooth surface, causing microscopic holes in the tooth. If the acid damage continues over a period of time, the tooth becomes so fragile that a hole or pitting becomes visible in the tooth. As the hole gets bigger, the tooth will need a filling. Continue reading
Amalgam was first introduced in United States during 1833. It is then used widely as dental filling material over the years because of its strength, durability and low cost (especially for posterior teeth). It is now discontinued or banned in certain countries such as Norway, Sweden, Denmark because of its known biological effects on human body. Amalgam is made of metals such as Silver, Tin, Copper, Zinc and Mercury. 50% of amalgam is made of mercury and they are then mixed to form a hard material which has silvery grey appearance through a process which is known as amalgamation. Patients are exposed to high dose of mercury during the process of placing and removal of amalgam restoration. Continue reading
What is a dental filling?
A dental filling is a dental restorative material used to restore the function, integrity and morphology of missing tooth structure. The structural loss typically results from caries or external trauma. It is also lost intentionally during tooth preparation to improve the aesthetics or the physical integrity of the intended restorative material.
Dental fillings can be divided into three broad types: Continue reading