burrhole

burrhole

the hole made surgically in bone to allow access to tissues below. Connecting a series of holes facilitates removal of a bone flap.
References in periodicals archive ?
5, and was taken to theatre where a right parietal craniotomy and left parietal burrhole were performed to evacuate the SDH.
To place the drain, a neurosurgeon introduces a catheter, via a burrhole in the skull, into the lateral ventricle.
Fortunately, Pam was there and she said to the neurosurgeons, "He's always like this," and saved me from burrholes.