Abstract
It is important that the development and the improvement the laser techniques to success the medical application of lasers besed on the physiolosical aspects. This paper reports the techniques for the laser therapy devised by the authors. These are as follows:(1) Laser Protectors,(2) New laser handpieces,(3)Reputation laser exposing therapy,(4) Combined Nd+-YAG laser and CO2 laser therapy for cancer,(5) Thermographic evaluation the therapeutic effect of lasers.(6) Treatment for melanouse gingiva using Ar+ laser,(7) Contact laser therapy using a ceramic surgical probe.(8) Low power laser therapy using Ga-Aslaser.