Two-way osteotomy for left index finger injury can be rated with 8 stitches. According to relevant public information, the index finger injury of the left hand can be rated by sewing 8 stitches in the second osteoarthrosis muscle operation. Finger surgery with work-related injuries belongs to the category of mild dysfunction, and the work-related injury level is 9. The identification of industrial injury can only be done after the treatment is completed, so the 8-needle operation of the second osteoarthrosis of the left index finger can be graded.