THE EXPENDITURE OF LABOUR TIME OF DENTIST-ORTHOPEDIST ON RESTORATION OF DENTAL STUMP FOR FIXED DENTURES WITH ANCHOR SPRIGS

The 1473 chronometric measurements of clinical process of restoration of 121 destroyed teeth with anchor sprigs and composite materials by 11 dentists in 42 patients were held. The continuance of such type of orthopedic aid, which made up 66.09 min for restoration of dental stump with one anchor, 86.57 — with 2 anchors and 113.05 — with 3, was determined. The elaborated indices can be used for the calculation of expended doctor’s labour for such kind of orthopedic aid.