Medical laser apparatus; medical laser beam apparatus; apparatus for medical purposes; apparatus for medical use; apparatus for producing ultrasonic waves for medical application; electrical apparatus for medical treatment; electrical appliances for medical purposes; electro medical instruments; electro-medical apparatus; electro-medical apparatus for therapy; electronic apparatus for medical purposes; fibre optic instruments for medical purposes; laser beam delivery instruments for medical use; laser devices for medical application; laser installations for medical use; laser instruments for medical use; laser light transmitting apparatus for medical use; laser light treatment apparatus for medical use; laser light treatment instruments for medical use; lasers capable of producing pulsating laser beams (for medical use); lasers for medical purposes; lasers incorporating optical fibres for medical use; light sources for medical use; medical apparatus and instruments; medical apparatus for use in the treatment of injuries; medical apparatus incorporating lasers; medical electronic therapeutic apparatus; medical instruments; medical instruments for animals; medical instruments incorporating lasers; medical laser apparatus; medical laser beam apparatus; medical lasers; medical therapy apparatus; medical therapy instruments; therapeutic apparatus (medical)