CAJ | 학술논문

ProTaper锉是一种镍钛根管预备器械，它采用可变多锥度的刃部，凸三角形的横截面设计，使该器械具有更高的切削能力、弹性和理想的成形根管能力，特别适于在弯曲根管的预备，但在重度弯曲根管的成形中，如"S"形根管，尚存在一些不足之处。
ProTaper촤시일충얼태근관예비기계，타채용가변다추도적인부，철삼각형적횡절면설계，사해기계구유경고적절삭능력、탄성화이상적성형근관능력，특별괄우재만곡근관적예비，단재중도만곡근관적성형중，여"S"형근관，상존재일사불족지처。
ProTaper file is a nickel-titanium root canal preparation equipment,which uses the variable multi-tapered blades,convex triangular cross-sectional design,so that the device has higher cut ing capacity, flexibility and the ideal forming root canal ability,especial y suitable for in bending root canal preparation,but in severe bending tube forming,such as"S"-shaped root canal,and there are stil some shortcomings.