Radiofrequency lipolysis shoulder slimming surgery has the advantages of simple operation, safety, minimally invasive, good therapeutic effect, fast recovery, and high patient tolerance, etc. Compared with the traditional liposuction surgery, the incidence of postoperative hematoma caused by intraoperative damage to blood vessels, as well as subcutaneous visible fat nodules, and even skin sagging after liposuction, etc., is greatly reduced, and it has been widely popularized and applied in body contouring. However, as a surgical procedure, despite the low incidence of complications, it may still carry certain surgical risks. For example, seroma, small seroma can be self-absorbed, and large seroma should be treated by medical treatment, which requires syringe aspiration or incision and release with pressure bandage. Skin ecchymosis may appear within 24 hours after the end of treatment, in most cases 1-2 weeks can disappear on their own, generally do not need to be treated. In addition, the doctor’s operation is not skilled enough, the machine parameters are not set reasonably, can lead to skin surface temperature is too high, resulting in skin burns, infections, as well as the treatment area around the nerve transient damage or permanent damage. Excessive local skin energy leads to skin burns necrosis deep tissue adhesion deep tissue, unevenness, depression, local nerve damage, pain pulling, pigmentation and functional impairment, such as difficulty in lifting the shoulders. In addition, if the patient is not clearly informed of the medical history or the preoperative examination is not qualified, etc., it can lead to the existence of contraindications to the candidates to accept radiofrequency lipolysis thin shoulder surgery, in addition to the above complications, but also exacerbate the original disease, or even cause more serious adverse reactions. Generally speaking, candidates with metal or silicone implants in the shoulder, pacemakers, severe hypertension, coronary heart disease, diabetes, thyroid disease, blood disease, skin inflammation in the shoulder, and those who are pregnant or breastfeeding should avoid undergoing this surgery.