Petit, François Pourfour du

Petit, François Pourfour du

(pet-e') French anatomist and surgeon, 1664–1741.

Petit's canal

A space or cleft encircling the lens between the points of attachment of fibers of suspensory ligament. Synonym: zonular spaces

Petit's sinuses

Hollows in the aortic and pulmonary arteries behind the semilunar valves.