Wu**, 12-year-old female patient of AIS , had the different height of shoulders before the operation. The right shoulder was 2cm higher than the left one. The “razor-back” was obvious in the right side. On July.6^th 2005, the patient underwent the posterior orthopaedics with the TRSH fixation under the general anesthesia. The deformity was to rectify completely. The shoulders were in the same level and the “razor back” was to rectify completely. The effect of the operation was satisfied.