tap (tap)
tap
tap
1. a quick, light blow.
2. to drain off fluid by paracentesis.
spinal tap lumbar puncture.
tap (t p)n. The removal of fluid from a body cavity. v. 1. To withdraw fluid from a body cavity, as with a trocar and cannula, hollow needle, or catheter. 2. To strike lightly with the finger or a hammerlike instrument, as in percussion or to elicit a tendon reflex. |
tap
Etymology: ME, tappen
1 to strike lightly, as in percussion or testing of reflexes.
2 to draw off fluid through a small opening.
tap
1. a quick, light blow.
2. to drain off fluid by paracentesis.
bone tap
an instrument for cutting a screw thread inside a drill hole in bone. May have a fixed handle or come in bit form so that the bit size can be interchanged in a handle fitted with a chuck.
spinal tap
lumbar puncture.
tap
noun The fluid obtained when a body cavity is tapped verb To obtain a fluid or liquefied material from a body cavity or tissue by inserting a needle or catheter. See Abdominal tap, Dry tap, Pericardiocentesis.
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