Abstract
Objective To evaluate the clinical effect of permanent artificial nasolacrimal duct imp-lantation for lacrimal surgical failed cases. Methods The permanent artificial nasolacrimal duct was implanted in 110 eyes of 108 recurrent chronic dacryocystitis cases after failed lacrimal surgery. Results One year after operation, the irrigation of lacrimal passage was patent in all cases. The surgical effective rate was 100%. Conclusion The implantation of permanent artificial nasolacrimal duct is a safe and reliable with high effective rate method for lacrimal surgical failed cases. Key words: Nasolacrimal duct, artificial, permanant; Intubation, under direct vision
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