Laser irradiation device for oral treatment and manufacturing method thereof
A method of manufacturing a laser irradiation device for oral treatment includes (a) molding a base frame having a tongue fixing frame part convexly formed upward so that the tongue is inserted into a lower space thereof and a teeth seating part concavely formed so that human teeth are seated therein, (b) assembling an LED strip with respect to the base frame, the LED strip having a plurality of laser diodes installed on a flexible circuit board to correspond to the shape of the base frame, (c) injecting a liquid light-transparent resin material into an upper light-transparent cover and a lower light-transparent cover respectively corresponding to the shapes of upper and lower parts of the base frame, and (d) respectively pressing the upper light-transparent cover and the lower light-transparent cover vertically upward and downward with respect to the base frame.
1 . A laser irradiation device for oral treatment, the device comprising:
a base frame having
a tongue fixing frame part convexly formed upward so that the tongue is inserted into a lower space thereof, wherein the tongue fixing frame part is provided with a plurality of palate-irradiation seating grooves concavely formed therein, and
a teeth seating part concavely formed so that human teeth are seated therein;
an LED strip having a plurality of triple-wavelength laser diodes installed on a flexible circuit board, each triple-wavelength laser diode being configured to be seated in corresponding one of the palate-irradiation seating grooves of the base frame, wherein each triple-wavelength laser diode is in a form of a single chip and includes laser diodes configured to emit three wavelengths of 650-690 nm, 810-850 nm, and 890-930 nm, respectively;
a light-transparent cover coupled to the outside of the base frame and through which laser light emitted from the triple-wavelength laser diodes is transmitted, the light-transparent cover including upper and lower transparent members bonded by pressing a liquid light-transparent silicone resin therebetween, the upper and lower transparent members including
a plurality of discharge holes formed at positions off an optical axis of the triple-wavelength laser diodes such that the liquid light-transparent silicone resin is configured to be discharged therethrough thereby eliminating air bubble;
a cable connected to one end of the LED strip to supply operation power to the laser diodes; and
a main body including a power supply configured to supply the operation power and a controller configured to control the operation of the laser diodes.
2 . The laser irradiation device according to claim 1 , wherein the tongue fixing frame part is provided with the plurality of palate-irradiation seating grooves concavely formed such that the triple-wavelength laser diodes mounted on one side of the LED strip are seated therein in a position facing upwards, and a tongue-irradiation cutout such that the triple-wavelength laser diodes mounted on the other side of the LED strip are mounted thereon in a position facing downwards.
3 . The laser irradiation device according to claim 1 , wherein the base frame is provided such that an end of the tongue fixing frame part is bent at an obtuse angle to form an arc-shaped bent surface for irradiation of the tonsil, and
one end of the LED strip is provided with a tonsil division strip branching in an arc shape and on which a plurality of tonsil-irradiation laser diodes is mounted on the bent surface for irradiation of the tonsil.
4 . The laser irradiation device according to claim 1 , wherein the other end of the LED strip is provided with a sublingual gland division strip branching in a horseshoe shape, and a plurality of sublingual gland-irradiation laser diodes is mounted at predetermined intervals on the sublingual gland division strip, the sublingual gland division strip being mounted on a bottom surface of the base frame.
5 . The laser irradiation device according to claim 1 , wherein the controller operates in any one mode, among a pulse output mode for alternatingly outputting pulses of a first laser diode, a second laser diode, and a third laser diode, a first continuous wave output mode for outputting the first laser diode in the form of a continuous wave, a second continuous wave output mode for outputting the second laser diode in the form of a continuous wave, and a third continuous wave output mode for outputting the third laser diode in the form of a continuous wave.
6 . The laser irradiation device according to claim 5 , wherein the controller sets the pulse width of the second laser diode to be three times longer than that of other laser diodes in the pulse output mode.