Objective To observe the clinical therapeutic effects of Jiájǐ(夹脊EX-B2) on spastic cerebral palsy (SOP) with acupuncture.Methods 62 cases of SOP were randomized into two groups,named treat- ment group with acupuncture on Jiájǐ(夹脊EX-B2),and control group with sham-acupuncture.The treatment was applied once a day,10 times made a course,totally 6 courses were required.Modified Ashworth scale and FIM grade were used to observe and assess the results of treatment.Results The total effective rate was 84.4 % in treatment group and was 63.3 % in control group,indicating significant difference (P〈0.01). Conclusion Acupuncture on Jiájǐ(夹脊EX-B2) achieves good clinical therapeutic effects on SCP.