Abstract: A laser irradiation device for performing treatment on human skin includes a main body including a barrel part; a laser oscillator that is accommodated in the main body and configured to generate a laser beam to be irradiated through the barrel part; and a skin treatment unit including a lens unit detachably connected to the main body and including a multi-lens that processes the laser beam generated by the laser oscillator into a plurality of laser beams and a functional unit detachably connected to the lens unit.

Abstract: A lancing and blood glucose level measuring device includes a casing; a laser oscillation unit that is accommodated within the casing and configured to generate a laser beam for blood sampling; a blood glucose level measuring unit that is accommodated within the casing and configured to measure a blood glucose level; a contact unit that is formed on a part of one side of the casing and configured to irradiate the laser beam toward an irradiation target area; a blood glucose strip insertion unit which is formed on another part of one side of the casing and into which a blood glucose strip including a blood glucose sensor that transmits and receives signals to and from the blood glucose level measuring unit to measure a blood glucose level is to be inserted; and a controller configured to control the laser oscillation unit.

Abstract: A laser irradiation device for performing treatment on human skin includes a casing that includes a grip part and a barrel part; a laser oscillator that is accommodated in the casing and configured to generate a laser beam to be irradiated through the barrel part; a contact sensor unit that includes electrodes exposed at the end of the barrel part and a contact sensing unit configured to sense an electric current flowing through the electrodes; and a skin treatment unit that is detachably connected to the barrel part and is operated based on electric signals transmitted through the electrodes of the contact sensor unit.

Abstract: The apparatus for irradiating a laser in accordance with an exemplary embodiment includes: a main body; a laser resonator located within the main body and configured to generate a laser beam and output the laser beam forwards; a beam barrel in which a focusing lens is fixed; a beam barrel guiding unit located in front of the main body and configured to guide forward and backward movement of the beam barrel; and a forward and backward moving means connected to an outer periphery of the beam barrel and configured to move the beam barrel forwards and backwards relative to an irradiation target portion in front of the beam barrel. A screw thread is formed on the outer periphery of the beam barrel and a screw thread is formed on an inner surface of the forward and backward moving means.

Abstract: The present disclosure relates to a laser irradiating apparatus including a laser resonator configured to generate a laser beam and output the laser beam forwards, a first passage part located in front of the laser resonator and configured to allow the laser beam generated from the laser resonator to pass through, and a second passage part located as being spaced from the first passage part and configured to allow the laser beam passing through the first passage part to pass through.

Abstract: The laser lancing device in accordance with an exemplary embodiment includes: a main body; a laser resonator located within the main body and configured to generate a laser and output the laser forwards; a beam barrel located in front of the laser resonator and including at least one lens unit fixed therein; a window barrel located in front of the beam barrel and connected to the main body; a cap part connected to the front of the window barrel and brought into contact with an irradiation target area; a fan unit communicating with the cap part and induce flow of air; and a communication pipe of which one end is connected to the fan unit and the other end is connected to the cap part.

Abstract: The present disclosure relates to a laser irradiating apparatus including a laser resonator configured to generate a laser beam and output the laser beam forwards, a first passage part located in front of the laser resonator and configured to allow the laser beam generated from the laser resonator to pass through, and a second passage part located as being spaced from the first passage part and configured to allow the laser beam passing through the first passage part to pass through.