During Dental Treatment
:) Dental dam is a rubber membrane which prevents ba … cteria and saliva getting in the area that is worked on, especially when the dentist is using materials that are sensitive to moisture. They are fixed with a bracket and no pain is experienced. Here's a video showing the use of a dental dam-http://www.checkdent ....  Dental dams are small, thin, square pieces of latex that are used for oral-vaginal or oral-anal sex. They get their name from their use in dental procedures. Dental dams prevent STDs during oral sex by keeping vaginal and anal fluids that contain bacteria and viruses away from the mouth. They come in a variety of sizes and flavors-so you can find a dam that satisfies your tastes. Although it may seem a little awkward to use them at first, dental dams are extremely easy to use. Before using the dam you may want to rinse off any powder that's on the dam and check the dam to make sure there are no holes or tears. Hold the dam against the vulva or anus of your partner before you have oral sex. What is a dental dam? A dental dam, originally called an oral dam, is a six inch square piece of thin latex, (sometimes flavored), that s available at most pharmacy chains and medical supply stores or via the internet at condom stores. It was and still is, used by dentist all over the world during dental treatment. The feeling of a dental dam is different than the feeling of a tongue but it does not necessarily make it a bad thing. Use plenty of water based lubricant and one partner can play with the latex in his/her mouth to provide their partner with a new type of stimulation. The use of a dam is up to you. A rubber dam or dental dam is a rectangular sheet of latex used by dentists, especially for root canal treatment, but also for things like tooth-coloured fillings. If you are allergic to latex, there are non-latex versions available. In dentist-speak, the rubber dam is also referred to as “a special raincoat for teeth”. Most commonly, the rubber dam is used for root canal treatment, and only one hole is punched. The sheet may be marked with dots (with each dot representing a tooth) which make it easier to punch the hole in the right place. Your dentist then puts the sheet onto a metal frame to make it easier to place it. A. A dental dam, like a condom, is a barrier method. It is a thin, square piece of rubber which is placed over the labia or anus during oral-vaginal or oral-anal intercourse. Dental dams are most often made of thin latex rubber; however, for those allergic to latex, they are also available in silicone.  A dental dam -- also called a rubber dam or intraoral dental dam -- is a square of latex or non-latex material that fits into the mouth and covers all but the teeth being worked on during a dental visit. One way to envision a dental dam is to think of painter's tape. 
http://www.answers.com/Q/What_Is_dental_dam_used_for http://www.nakedtruth.idaho.gov/dental-dams.aspx http://www.sgfelken.com/dams_explain.html http://www.dentalfearcentral.org/faq/rubber-dam/ http://www.pamf.org/teen/sex/std/oral/dentaldam.html http://health.howstuffworks.com/wellness/oral-care/procedures/why-do-dentists-use-dental-dam.htm
what is dental dam used for