Hasner, Joseph Ritter von

(redirected from Hasner operation)

Hasner,

Joseph Ritter von, Czech ophthalmologist, 1819-1892.
Hasner fold - a fold of mucous membrane guarding the lower opening of the nasolacrimal duct. Synonym(s): Hasner valve; lacrimal fold
Hasner lid
Hasner operation
Hasner valve - Synonym(s): Hasner fold