burr hole surgery

synonyms: trepanning, trephination, trephining
https://doi.org/10.1351/goldbook.11654
Medical intervention in which a hole is drilled or scraped into the human skull, exposing the dura mater, to gain access during surgery, to relieve intracranial pressure, to evacuate a subdural hematoma, etc.
Source:
PAC, 2015, 87, 841. (IUPAC Glossary of terms used in neurotoxicology (IUPAC Recommendations 2015)) on page 854 [Terms] [Paper]