punctal plug
Noun
Meaning
punctal plug (plural punctal plugs)
(ophthalmology) A small device that is inserted into the tear duct of an eye to block the duct, preventing the drainage of liquid from the eye.
Noun
punctal plug (plural punctal plugs)
(ophthalmology) A small device that is inserted into the tear duct of an eye to block the duct, preventing the drainage of liquid from the eye.