Dentists use two types of numbing medications, including a topical numbing agent, which is applied to the area, and an injectable anesthetic that provides longer-lasting results, states Wikipedia. Sometimes the two are used together, with the first medication numbing the injection site prior to the shot.Know More
The injection is performed to block sensation to particular nerves that are affected by dental work, most commonly the inferior alveolar nerve, according to DentalCare.com, produced by the Procter & Gamble Co. The most common injectable numbing agent is lidocaine.
One of the most common topical numbing agents is benzocaine, according to Wikipedia. Benzocaine also is found in some over-the-counter cough drops and in ointments for mouth ulcers.Learn more about Dental
A dental surgical stent is an acrylic device made from a model of the patient's mouth that fits over the area where dental implants are to be placed and helps guide the oral surgeon in correct placement of implants. The stent contains holes that are pre-drilled.Full Answer >
Dentists use gold crowns to repair teeth because gold is easy to shape and the finished product provides a precise fit. The gold crown holds up well under the pressure exerted by chewing and biting, and it does not chip.Full Answer >
Dental hygienists often use tools such as handheld and ultrasonic scrapers to clear plaque and tartar buildup off of teeth, according to The Nest. They also use polishers to clean the teeth and X-rays to obtain images of tooth alignment, jaw health and to detect the presence of cavities.Full Answer >
U.S. Bureau of Labor Statistics data indicated that there were 146,800 total dentists in the United States as of 2012. The majority of dentists were general dentists, comprising 125,800 of the total. Orthodontists were the largest specialty category, with 7,500 practicing.Full Answer >