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Air turbine used in a dental handpiece Correlation between rotational speed and torque Correlation between rotational speed and turbine output power. The turbine is powered by compressed air between 35 and 61 pounds per square inch (~2,4 to 4,2 bar), [1] [2] which passes up the centre of the instrument and rotates a Pelton wheel in the head of the handpiece.
Universal numbering system. This is a dental practitioner view, so tooth number 1, the rear upper tooth on the patient's right, appears on the left of the chart. The Universal Numbering System, sometimes called the "American System", is a dental notation system commonly used in the United States. [1] [2]
The dental dam sheets are predominantly made from rubber materials such as latex or nitrile and tend to be 15 cm by 15 cm in length and width. The thickness of each dam sheet is approximately between 0.14 mm and 0.38 mm but the size, shape, colour and material that the dam sheet is made from can vary with differing manufacturers.
- The shank type and total length of the bur - The shape of the head - The size of the grit - The maximum diameter of the head For instance, a latch type, or right angle bur, is only used in the slow-speed handpiece with contra-angle attachment.
The FDI World Dental Federation notation ("FDI notation" or "ISO 3950" [1]) is widely used by dental professionals internationally to identify and describe a specific tooth. The FDI notation uses a two-digit numbering system in which the first digit represents a tooth's quadrant and the second digit represents the number of the tooth from the ...
The process of preparation usually involves cutting the tooth with a rotary dental handpiece and dental burrs, a dental laser, or through air abrasion (or in the case of atraumatic restorative treatment, hand instruments), to make space for the planned restorative materials and to remove any dental decay or portions of the tooth that are ...
A dental torque wrench or restorative torque wrench is a torque wrench used to precisely apply a specific torque to a fastener bolt for fixation of an abutment, dentures or prosthetics [1] on a dental implant.
A dental engine is a large chair-side appliance (often including the dental chair itself) for use in a dentist's office. American dentist Josiah Flagg created the first adjustable dental chair in the late 18th century, adapting a wooden chair by adding an instrument tray on one side, as well as a movable headrest.
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