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Localized collection of pus that may be under the skin or deep within the body qnd cause tissue destruction.
Rigid tube that surrounds a blunt trocar or a sharp, pointed trocar inserted into the body; when withdrawn fluid my escape from the body through the cannula.
Abnormal, tube like passage between internal organs or from an internal organ to the body surface
Open space, such as within a blood vessel, the intestine, the inside of s needle, or examining instrument
Metal rod with a smooth, rounded tip that is placed into hollow instruments to decrease injury to the body tissue during insertion.
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