Hasner valve
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valve of Hasner — valve of Has·ner häs nər n PLICA LACRIMALIS Hasner Joseph Ritter von Artha (1819 1892) Bohemian ophthalmologist. Hasner was a professor of ophthalmology at Prague. In 1850 he published a monograph on the physiology and pathology of the… … Medical dictionary
Hasner fold valve — Has·ner fold, valve (hahsґnər) [Joseph Ritter von Artha Hasner, Czech ophthalmologist, 1819–1892] see plica lacrimalis … Medical dictionary
Hasner — n. family name; Joseph Ritter von Hasner (1819 1892), Czechoslovakian ophthalmologist who in 1850 published a monograph regarding the physiology and pathology of the nasolacrimal duct wherein he described a flap of mucous membrane (now knows as… … English contemporary dictionary
valve of hasner — ˈhäsnə(r), äz Usage: usually capitalized H Etymology: after Joseph Ritter von Artha Hasner died 1892 Austrian oculist : an imperfect valve at the opening of the nasolacrimal duct into the inferior meatus of the nose … Useful english dictionary
Hasner's valve — n. mucous membranous flap that protects the lower opening of the nasolacrimal duct, lacrimal fold … English contemporary dictionary
Joseph Hasner — Joseph Hasner, Ritter von Artha (August 13, 1819 1892) was an Austrian ophthalmologist who was a native of Prague. He studied medicine at the University of Prague, and subsequently was an assistant at Johann Fischer s eye clinic in Prague, and… … Wikipedia
válvula de Hasner — Eng. Hasner s valve Ver pliegue lagrimal … Diccionario de oftalmología
Joseph Ritter von Hasner — n. (1819 1892) Czechoslovakian ophthalmologist who in 1850 published a monograph regarding the physiology and pathology of the nasolacrimal duct wherein he described a flap of mucous membrane (now knows as Hasner s valve) … English contemporary dictionary
Maple syrup — Bottled maple syrup Maple syrup is a syrup usually made from the xylem sap of sugar maple, red maple, or black maple trees, although it can also be made from other maple species such as the bigleaf maple. In cold climates, these trees store… … Wikipedia
fold — 1. A ridge or margin apparently formed by the doubling back of a lamina. SYN: plica. 2. In the embryo, a transient elevation or reduplication of tissue in the form of a lamina … Medical dictionary
