54
Participants
Start Date
February 20, 2015
Primary Completion Date
February 20, 2017
Study Completion Date
March 20, 2017
Er:YAG laser
"Ablation of the lesions Device: Er:YAG laser (LightWalker AT, Fotona, Slovenia, 2013) with a non-contact X-Runner digitally controled hand-piece.~Settings for the Er:YAG laser were as follows: pulse mode was Quantum Square Pulse (QSP), pulse energy of 120mJ, frequency of 20Hz and water sprey level was set to10ml per minute."
Er,Cr:YSGG laser
Ablation of the lesions Device: Er,Cr:YSGG laser(WaterLase iPlus, Biolase LTD, USA) using contact mode. Settings were subsequent: power 50W, frequency 50Hz and concentration ratio of air and water was 2:4.
University of Zagreb
OTHER