Intubation of the lacrimal passages.
D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D003608:Dacryocystorhinostomy; D006801:Humans; D007440:Intubation; D007765:Lacrimal Apparatus / Q000601:surgery*; D008722:Methods; D008875:Middle Aged