倒刺
倒刺(barb)是穿透性物体(比如长矛、箭头、鱼钩、鱼叉等)的尖端附近侧面的尖锐凸起,与尖端的方向通常相反。当尖端刺入目标后,倒刺会反刺并钩挂住周边的目标组织,增加尖端拔除的难度,或者增加拔出时造成的创伤。
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