A polit study of lacrimal passages plasty on obstruction of lacrimal passages and chronic dacryocystits

Objective To investigate the sugery of trephining and shaping on the lacrimal passages in the treatment of obstruction of lacrimal passages and chronic dacryoeystits. Methods Using lacrimal passages former for 62 cases （63 eyes ） who suffered obstruction of lacrimal passages of chronic dacryocsitis. To detain 3 monthes and syphilis of lacrimal passages, combined with drugs reg- ularitily. The following time is 3 to 15 monthes ;the main time is 10 monthes. Results After sugery, there are 54 （ 85. 71% ） eyes were healed Dacryorrhea disappeared in 54 eyes （85.71% ） ,6 eyes （9.52%） relief from symptoms and 3 eyes （4.76%） were ineffective. Conclusion Trephining and shaping on the lacrimal pasages is an easy, safety, economical, effective and nontraumatizing procedure for lacrimal passages obstruction, may be used wildly in china. Key words: plasty on the lacrimal passages; lacrimal passages obstruction;  chronic dacryocysitis