To observe the effect of pinhead discission by needling via pars plana to treat posterior capsule opacification. METHODS:Pinhead discission by needling via pars plana in 151 cases with 161 eyes treated posterior capsule opacification, and the visual acuity and complications on different phases during the follow-up time of 6 months postoperation were observed. RESULTS:Postoperative 161 eyes gained visual acuity improved obviously and stability during the follow-up time of 6 months without any severe complications. CONCLUSION:Pinhead discission by needling via pars plana to treat posterior capsule opacification is a simple, efficient, convenient, safe and reliable surgery.