Obejective To evaluate the efficacy of acupoint thread embedding in easing pain after Milligan-Morgan(M-M) for mixed hemorrhoids. Method Sixty patients undergone M-M for mixed hemorrhoids were randomized into a treatment group of 30 cases and a control group of 30 cases. After M-M, patients in the treatment group received thread embedding at Changqiang(GV1) and bilateral Zhibian(BL54), while the control group didn't receive any intervention. The onset time of post-operative pain, average pain index within a...