DENTAL CHAIR (synonym: dental surgery chair, dental chair narcotic or semi-narcotic) — the chair supplied with devices for giving to the patient of the situation convenient for inspection of an oral cavity and carrying out medical manipulations. Situation C. to. can change depending on the nature of the given help (therapeutic, surgical, orthopedic).
Page to. (fig.) the back, a head restraint, an armrest (one or two), footboards with a replaceable adjustable emphasis for legs consists of an upper mobile part where enter a seat, and the lower motionless part, edge becomes stronger on the rectangular plate fixed to a floor. Top and bottom parts are connected among themselves by the device providing S.'s stability to. at rise and lowering. Change of a tilt angle of a back is regulated by the push-button device, and rise and lowering of a seat — foot pedals. Change of provision of a head restraint is carried out manually.
The main technical characteristics of S. to., released in the USSR, are provided in the table.
Page to. is a basic element of the equipment of a workplace of the stomatologist along with dental installations (see).
Table. The MAIN TECHNICAL CHARACTERISTICS of the DENTAL CHAIRS RELEASED In the USSR.
Bibliography: Krendal P. E. and Kabatov Yu. F. Medical merchandizing, page 295, M., 1974.
G. M. Ivashchenko.