Jean-Louis Petit was a French surgeon, and the inventor of the tourniquet

Tourniquet

An emergency tourniquet is a tightly tied band applied around a body part sometimes used in an attempt to stop severe traumatic bleeding. Tourniquets are also used during venipuncture and other medical procedures. Severe bleeding means the loss of more than 1,000 ml of blood. This flow of blood...

. He was first enthusiastic about anatomy, received a master's certificate in surgery in Paris in 1700. He became a member of the French Royal Academy of Sciences in 1715, and was named director of the French Royal Academy of Surgery by the king when it was created in 1731. He acquired great notoriety because of his skill and experience, thanks to his case reports of hemorrhage, lacrimal

Lacrimal

The term Lacrimal can refer to:*In typography:** A type of Stroke ending *In anatomy** Lacrimal apparatus** Lacrimal artery** Lacrimal bone...

 fistula

Fistula

In medicine, a fistula is an abnormal connection or passageway between two epithelium-lined organs or vessels that normally do not connect. It is generally a disease condition, but a fistula may be surgically created for therapeutic reasons.-Locations:Fistulas can develop in various parts of the...

, operation on the frenum, for his treatise on bone diseases and especially for his general treatise on surgical operations, on which he worked 12 years and which was finished after his death by F.D. Lesne.