Friedrich Schlemm (11 December 1795 – 27 May 1858) was a German

anatomist Anatomy () is the branch of biology concerned with the study of the structure of organisms and their parts. Anatomy is a branch of natural science that deals with the structural organization of living things. It is an old science, having it ...

who was professor at the

University of Berlin Humboldt-Universität zu Berlin (german: Humboldt-Universität zu Berlin, abbreviated HU Berlin) is a German public research university in the central borough of Mitte in Berlin. It was established by Frederick William III on the initiative ...

. He was born in

Salzgitter Salzgitter (; Eastphalian: ''Soltgitter'') is an independent city in southeast Lower Saxony, Germany, located between Hildesheim and Braunschweig. Together with Wolfsburg and Braunschweig, Salzgitter is one of the seven ''Oberzentren'' of Lower ...

. As his family could not afford higher education, he was apprenticed to a barber-surgeon in Braunschweig. This gave him the opportunity to study anatomy and surgery at the local Anatomico-Surgical Institute. In 1821 he received his medical doctorate from the University of Berlin, and became

Prosector A prosector is a person with the special task of preparing a dissection for demonstration, usually in medical schools or hospitals. Many important anatomists began their careers as prosectors working for lecturers and demonstrators in anatomy and p ...

at the university in 1823. In 1829 he became "professor extraordinary" of anatomy, and attained the title of "full professor" in 1833. Frederich Schlemm1

Recently discovered archival sources demonstrate that, in June 1816, Schlemm and a fellow student disinterred the body of a deceased woman late at night in a

Braunschweig Braunschweig () or Brunswick ( , from Low German ''Brunswiek'' , Braunschweig dialect: ''Bronswiek'') is a city in Lower Saxony, Germany, north of the Harz Mountains at the farthest navigable point of the river Oker, which connects it to the ...

churchyard to bring the body to this Institute and study the effects of

rickets Rickets is a condition that results in weak or soft bones in children, and is caused by either dietary deficiency or genetic causes. Symptoms include bowed legs, stunted growth, bone pain, large forehead, and trouble sleeping. Complications ma ...

on the woman's bones. They were caught and sentenced to 4 weeks of prison. Subsequently, Schlemm left Braunschweig and found work as a low-rank army surgeon in Berlin. Professor Rudolphi, the director of the Berlin Institute of Anatomy, took note of Schlemm's manual dexterity in anatomical dissection and supported his impressive career. Schlemm eventually became full professor of anatomy in 1833 and spent his remaining 25 years in Berlin with a focus on teaching students and training surgeons. As historical background information is largely lacking in this regard, it is impossible to decide whether Schlemm's episode of

grave robbing Grave robbery, tomb robbing, or tomb raiding is the act of uncovering a grave, tomb or crypt to steal commodities. It is usually perpetrated to take and profit from valuable artefacts or personal property. A related act is body snatching, a term ...

was a solitary instance or a more common method of acquiring bodies for anatomical instruction in early 19th-century Germany. Schlemm was known for his

pathological Pathology is the study of the causes and effects of disease or injury. The word ''pathology'' also refers to the study of disease in general, incorporating a wide range of biology research fields and medical practices. However, when used in th ...

studies on cadavers. He was the first to discover 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 ...

l nerves of the eye, which he describes in his 1830 treatise named ''Arteriarum capitis superficialum icon nova''. He is known today for the eponymous

Schlemm's canal Schlemm's canal is a circular lymphatic-like vessel in the eye. It collects aqueous humor from the anterior chamber and delivers it into the episcleral blood vessels. Canaloplasty may be used to widen it. Structure Schlemm's canal is an endot ...

, which is a channel in the eye that collects

aqueous humor The aqueous humour is a transparent water-like fluid similar to plasma, but containing low protein concentrations. It is secreted from the ciliary body, a structure supporting the lens of the eyeball. It fills both the anterior and the posteri ...

from the

anterior chamber The anterior chamber ( AC) is the aqueous humor-filled space inside the eye between the iris and the cornea's innermost surface, the endothelium. Hyphema, anterior uveitis and glaucoma are three main pathologies in this area. In hyphema, blood f ...

and delivers it into the bloodstream.

References

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External Source

Who Named It?; Friedrich Schlemm
1795 births 1858 deaths People from Salzgitter German anatomists {{Germany-med-bio-stub