Trepanning, also known as trepanation, trephination, trephining or making a burr hole (the verb trepan derives from Old French from Medieval Latin trepanum from Greek trúpanon, literally “borer, auger”) is a surgical intervention in which a hole is drilled or scraped into the human skull.

Trepanation

By Chrome Tuna

I'm Chrometuna, my name causes fear panic and extreme xenophobia among morons, especially morons at The Topeka Capital Journal newspaper or anything Sherman Smith is involved with. I don;t know whay, I never did a goddamned thing but tell the truth...then again, the truth is what pisses people off the most.

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