Syringe for highly selective dermal rejuvenation and operation method by use of the syringe

摘要

PURPOSE: A syringe for dermal rejuvenation is provided to remove wrinkles by recovering the elasticity of the dermal layer of skin. CONSTITUTION: A syringe for dermal rejuvenation comprises a main body(101), a cylinder(110), a piston(114), a piston rod(115). The min body is formed by thin pipe of which diameter is 2.0-7.9 mm. In the tip-end of the cylinder, a needle body having injection needle is combined and separated. Inside the cylinder, the piston rod for operating the piston is combined. In one side of the tip-end, a gas inflow check valve is installed. Gas flowed through the gas inflow check valve, and Liquid charged in the cylinder is inserted into the dermal layer of skin alternately.