AIM: To evaluate the clinical effects of frontal muscle flap suspension surgery for severe congenital ptosis.

METHODS: Totally 55 cases(75 eyes)with severe congenital ptosis underwent the frontal muscle flap suspension surgery. Therapy effects after operation were observed for 3-12 months(an average of 6 months).

RESULTS: Totally 69 eyes(92%)were corrected satisfactorily, 5 eyes(7%)were corrected basically satisfactorily, the rests were not corrected enough. No excessive correction happened.

CONCLUSION: The frontal muscle flap suspension surgery is a reliable and effective method for severe congenital ptosis.