AIM:To observe the clinical effect of treatment of primary pterygium with absorbable suture fixation of displaced conjunctival flap with limbal stem cells conjunctival flap surgery.METHODS:A total of 52 eyes (52 patients) with primary pterygium used absorbable suture fixation of displaced conjunctival flap with limbal stem cells technique for treatment.RESULTS: The follow-up periods ranged from 6 to 36 months, 2 cases of recurrence, the recurrence rate was 4%.CONCLUSION: With absorbable suture fixation of displaced conjunctival flap with limbal stem cell transplantation in treatment of primary pterygium, recurrence rate is low, results are satisfactory.