Friday, February 20, 2015

What are a Dental Crown or Bridge?

What are crowns & bridges?



Dental crowns & bridges are fixed prosthetic devices. Compared to removable devices such as denture that can be taken out for cleaning daily, Crowns & Bridges are cemented onto teeth or implants and only a dentist can remove them.1. How do Crowns Work?A crown is normally used to fully cover a damaged tooth. Apart from strengthening a damaged tooth, a crown can be used to enhance appearance, alignment or shape. A crown can also be fixed on tip of an implant to offer a tooth like shape and structure for proper function. Porcelain or ceramic crowns can be made such that it resembles the color of your natural teeth.



Other materials that can be used include metal alloys, ceramic and acrylic. These alloys are much stronger compared to other porcelain and can be recommended for back teeth. Porcelain bonded to a metal shell is usually used as it is both strong and attractive.A dentist can recommend a crown for the below situations:- Replacement of large filling when there are not enough teeth remaining- Guard a weak tooth from breaking- Fix a bridge- Cover a dental implant- Cover poorly shaped teeth or discolored teeth- Cover teeth that has undergone root canal treatment 2. How do Bridges Work?A bridge comes in handy when you are missing one or more teeth. Gaps formed by missing teeth in the long run make the remaining teeth to rotate or shift into the empty gaps, causing one to have bad bites. Have a look at Dentists Iowa City to see a complete line of dental procedures you may need.



The imbalance as a result of missing teeth can also cause gum disease and temporomandibular joint conditions. - Bridges are more often than not used to replace one or more missing teeth. They form a bridge on the space where there are teeth missing. Bridges are cemented to the natural teeth or implants surrounding the gap formed by missing teeth. The teeth, known as abutments, act as anchors for the bridge.



A replacement tooth referred to as pontic is fixed to the crowns that cover the abutments. When it comes to crowns, you can select the materials you want for the bridge. Your dentist can help you to decide on which one tom pick, being determined by the location of your missing teeth/tooth, its purpose, aesthetic considerations and cost of the material. Ceramic or Porcelain bridges can be matched with the color of your existing natural teeth.Your teeth will require time to heal after a crown and bridge placement procedure. So it is normal for you to feel sensitivity especially when it is hot or cold.




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