穿刺; 穿刺術
Paracentesis \Par`a*cen*te"sis\, n. [L., fr. Gr. ?, fr. ? to pierce at the side, to tap.] (Med.) The perforation of a cavity of the body with a trocar, aspirator, or other suitable instrument, for the evacuation of effused fluid, pus, or gas; tapping.
paracentesis n : centesis of the belly to remove fluid for diagnosis [syn: {abdominocentesis}]