Thyroid cancer surgery is usually performed by inserting an incision of about 6cm in the center of the front of the neck, and it is true that the neck scar after surgery was burdensome. For this reason, a method of concealing the wound through a robot or endoscope was developed, but this also penetrated the tunnel to access the thyroid gland located in the center of the neck, so there were many difficulties in choosing a surgical method due to disadvantages such as poor skin sensation and extensive adhesion after surgery. In this situation, minimally invasive thyroidectomy (Minimally Invasive Thyroidectomy), which operates by inserting a small incision of about 3 cm on the side rather than the center of the neck, has