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tre·pan 1

1. A rock-boring tool used in mining for sinking shafts.
2. Medicine A trephine.
tr.v. tre·panned, tre·pan·ning, tre·pans
1. To bore (a shaft) with a trepan.
2. To bore or otherwise make a hole in (the skull), as in certain prehistoric cultures or in surgery using a trephine.

[Middle English trepane, surgical crown saw, from Medieval Latin trepanum, from Greek trūpanon, borer, from trūpān, to pierce, from trūpē, hole; see terə- in Indo-European roots.]

trep′a·na′tion (trĕp′ə-nā′shən) n.

tre·pan 2

 (trĭ-păn′) Archaic
tr.v. tre·panned, tre·pan·ning, tre·pans
To trap; ensnare.
1. A trickster.
2. A trick or snare.

[Origin unknown.]


n. trepanación, perforación del cráneo con un instrumento especial para reducir el aumento de la presión intracraneal causada por fractura, acumulación de sangre o pus.
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References in periodicals archive ?
All patients were treated with burr hole aspiration.
PMH announced a sentinel event concerning a burr hole operation on the wrong side on July 14 this year.
The surgical options for treating the fungal lesion include stereotactic biopsy and aspiration, burr hole and tapping and excision.
Because the sinuses are occasionally embedded in and adherent to the bony groove, we advised that the center of the strategic burr hole should be placed a little further away in anterosuperior direction from the ASTS to increase the security.
Material and Methods: A total of 72 patients were randomly assigned to two treatment groups, group 1 (n=36) were subjected to burr hole craniotomy with use of drains and group 2 (n=36) were subjected to no drains.
The case underwent burr hole drainage and 40 mL of purulent material was drained.
Various types of shunts were used according to urgency, availability and priority of the scalp condition ranging from Pudenz burr hole valve tolow-profile delta valve and Chhabra valve.
He was managed by emergency burr hole placement in bilateral frontal and parietal region with evacuation of altered subdural blood, irrigation with ringer lactate solution and placement of subdural drainage tubes, which were connected to closed drainage system and were removed after 72 h.
A brain surgeon will have drilled a burr hole or removed a piece of skull and sucked up the clot, then tied any bleeding vessels and repaired the scalp.
An appropriate sized burr hole cover was placed over the craniectomy site.
The patient was taken to the operating room for burr hole evacuation of the left subdural hematoma.
The patient promptly was taken to surgical room and treated with a single burr hole with drainage of hypertensive chronic subdural hematoma .