... 4.High safety performance 5.Long service life Laser Cure Equipment (medical instrument)especially for hypertension,allergic rhinitis, ... g.migraine,arthralgia,sciatica,toothache etc.XS-998 Laser Cure Instrument apparatus is designed by the Research Institute, ... health care.Constructional features and operation principle:1)Photoelectrical cure instrument model XS-998III series adopts large scale ...