burr hole


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burr hole

A small circular hole drilled in bone, usually the skull, by means of a drill (burr). Burr holes are often made as a preliminary to raising a flap of bone to get access to the brain.
References in periodicals archive ?
Comparison of irrigation versus no irrigation during burr hole evacuation of chronic subdural hematoma.
While doing such procedures there is a chance to violate and go to supratentorial compartment if the burr holes are not appropriately placed.
Previous publications suggested that craniotomy is superior to burr holes for SDE.[3],[5] Burr-hole drainage has a high recurrence rate and may cause damage to friable hyperemic cortex from the catheter, wash solution, or antibiotics.
While chronic subdural hematoma (CSH) is common in neurosurgical practice, it's optimal surgical treatment is still a matter of debate (1,13,16,20) with options ranging from craniotomy and membranectomy to craniostomy via one or two burr holes (with or without subdural drainage) to minicraniostomy by twist-drill.
During the same session, burr hole drainage was also performed to discharge the accumulated air.
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.
In mild cases where symptoms have become evident, a small "burr hole" may be drilled through the skull to drain the accumulated blood.
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.
Vagal mediated reflex was also thought to attribute to some cases which presented with changes in heart rate, hypotension, ST-elevation, and even ventricular fibrillation during drilling for burr hole [8, 9].
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.