Power outputs and clinical use of light cure units

Abstract Aim: investigate the use and maintenance of the light cure units in the dental clinic in WuHan by measuring the power outputs. Methods: use light meter to measure the power outputs, investigate the user about the maintenance and use of light cure units. Results: 95.6% of the user were satisfied with the LCUS; 19.3% of the LCUS were isolated with plastic film while the others were disinfected with wiping; the damage rate of the light guide was 8.75%; power output of 37.5% LCUS °Ü150 mw/cm2, 53.1% of the LCUS°Ý300 mw/cm2, 9.4% of the LCUS between 150°«300 mw/cm2. Conclusions: The power output of 53.1% LCUS were acceptable while 37.5% were unacceptable. The satisfaction rate of the users was disagree with the acceptable rate of the power output of LCUS. The power output of the chair equipped LCUS has a higher acceptable rate.