小刀,解剖刀解剖,割
Scalpel \Scal"pel\ (sk[a^]l"p[e^]l), n. [L. scalpellum, dim. of scalprum a knife, akin to scalpere to cut, carve, scrape: cf. F. scalpel.] (Surg.) A small knife with a thin, keen blade, -- used by surgeons, and in dissecting.
scalpel n : a thin straight surgical knife used in dissection and surgery