The application of the black iris-diaphragm intraocular lens in the management of serious ocular trauma

Objective To evaluate the efficacy and safety of the black iris-diaphragm intraocular lens (IOLs)implantation in management oftranmatic aniridia and aphakia.Methods The black iris-diaphragm IOLs produced by Morcher company(Germany)were applied in secondary IOL implantation in 30 cases of severe traumatic aniridia and aphakia during March 2004,to 2008,followed up for 6 to 24 months for the postoperative curative effect.Results Most of the postoperative vision was improved.All cases were satisfied with the cosmetic outcomes.Photophobia lessened or disappeared.A few of the cases appeared choroidal detachment or ocular hypertension,but recovered after treatment.No black iris-diaphragm IOLs decentration and no new retinal detachments were seen during the follow-up period.Conclusions The black iris-diaphragm IOLs implantation is effective for the patients of traumatic aniridia and aphakia,which can improve the eyesight and decrease or eliminate the symptom of photophobia,all the same time have the effect of cosmetic.The study shows that the black iris-diaphragm IOLs implantation is safe and effective. Key words: Ocular trauma; The black iris-diaphragm intraocular lens(the black iris-diaphragm IOLs); Aniridia; Aphakia