Abstract: A laser therapeutic apparatus includes a 532 nm wavelength laser or a 2000 nm wavelength thulium laser, a 980 nm wavelength laser or a 1470 nm wavelength laser, and a 2100 nm wavelength laser; an optical coupling device located at laser emitting ends of the above-mentioned lasers, which is used for coupling the lasers emitted from the above-mentioned lasers into the same optical fiber (1, 7, 11) to emit; and a control device capable of controlling the working modes of the above-mentioned lasers for laser emitting and the energy of the lasers emitted from the above-mentioned lasers.