Louis Joseph Sanson (24 January 1790,

Paris Paris () is the Capital city, capital and List of communes in France with over 20,000 inhabitants, most populous city of France, with an estimated population of 2,165,423 residents in 2019 in an area of more than 105 km² (41 sq mi), ma ...

– 2 August 1841,

) was a French surgeon and ophthalmologist. In 1817 he obtained his medical doctorate, later becoming a surgeon to the "Bureau central" (1823). During the following year he was appointed "second surgeon" at the

Hôtel-Dieu de Paris In French-speaking countries, a hôtel-Dieu ( en, hostel of God) was originally a hospital for the poor and needy, run by the Catholic Church. Nowadays these buildings or institutions have either kept their function as a hospital, the one in Paris b ...

, and in 1830 received his agrégation (''professeur agrégé''). For a period of time he served as head of the

ophthalmologic Ophthalmology ( ) is a surgical subspecialty within medicine that deals with the diagnosis and treatment of eye disorders. An ophthalmologist is a physician who undergoes subspecialty training in medical and surgical eye care. Following a medic ...

clinic at the Hôtel-Dieu. In 1836 he succeeded his former teacher and good friend,

Guillaume Dupuytren Baron Guillaume Dupuytren (; 5 October 1777 – 8 February 1835) was a French anatomist and military surgeon. Although he gained much esteem for treating Napoleon Bonaparte's hemorrhoids, he is best known today for his description of Dupuytren' ...

(1777-1835) as professor of clinical surgery. His name is associated with Purkinje-Sanson images, being defined as

catoptric Catoptrics (from grc-gre, κατοπτρικός ''katoptrikós'', "specular", from grc-gre, κάτοπτρον ''katoptron'' "mirror") deals with the phenomena of reflected light and image-forming optical systems using mirrors. A catoptric ...

images produced by reflections from the anterior and posterior surfaces of the

cornea The cornea is the transparent front part of the eye that covers the iris, pupil, and anterior chamber. Along with the anterior chamber and lens, the cornea refracts light, accounting for approximately two-thirds of the eye's total optical ...

, and from the anterior and posterior surfaces of the

crystalline lens The lens, or crystalline lens, is a transparent biconvex structure in the eye that, along with the cornea, helps to refract light to be focused on the retina. By changing shape, it functions to change the focal length of the eye so that it ca ...

. Term named in conjunction with Czech physiologist Jan Evangelista Purkyne (1787-1869).

Written works

With Louis-Charles Roche (1790-1875), he published ''Nouveaux elements de pathologie medico-chirurgicale'' (several volumes, third edition- 1833), in which Sanson was the author of the books' surgical material, and with

Louis Jacques Bégin Louis Jacques Bégin (2 November 1793, Liège – 13 April 1859) was a French military physician. He began his medical studies in the military hospital at Metz, subsequently serving as an assistant surgeon in the Napoleonic Wars (Russian a ...

(1793-1859), he published new editions of Raphael Bienvenu Sabatier's ''De la médecine opératoire''. Other principal works by Sanson include: * ''De la réunion immédiate des plaies, de ses avantages et de ses inconvénients'', 1834 * ''Des hémorrhagies traumatiques'', 1836 * ''Leçons sur les maladies des yeux, faites à l'hôpital de la Pitié Cataractes'' 1838.WorldCat Identities
(publications)

References

{{DEFAULTSORT:Sanson, Louis Joseph People from Aube 1790 births 1841 deaths Academic staff of the University of Paris French ophthalmologists French surgeons