the system includes laser therapy instrument and operation microscope adaptor(operation ... of nasal cavity, choana atresiaPharynx: resection of tonsil, laser coagulation of lymph in the posterior wall of pharynx, ... output, super pulse Aiming beam: Red semi-conductor laser, 650-670nmPower supply: AC220V±10%,50/60Hz,5AClinical ... hospitalEasy and safe to operate ENT Laser Microscope Adapter Therapy system