AIM:To observe the clinic effect of oral mucosa transplantation in the treatment of severe contracted conjunctival sac after ocular prosthesis implantation.

METHODS: Thirty-three cases(33 eyes)with globe disorders and severe contracted conjunctval sac were operated ocular prosthesis implantation firstly, and conjunctival sac plasty using oral mucosa after 6mo.

RESULTS: Thirty-one cases were successful, no complications appeared. One case had primary ptosis and 1 case had recurrent conjunctival sac contracture.

CONCLUSION: It is recognised that the methods of oral mucosa transplantation in severe contracted conjunctival sac after ocular prosthesis implantation are effective on those cases.