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  1. Trepanning - Wikipedia

    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"), …

  2. Trepanning | Description, History, Uses, & Craniotomy | Britannica

    Aug 12, 2025 · What is trepanning? Trepanning, also called trepanation, is one of the oldest known surgical procedures. It involves the deliberate drilling or scraping of a hole into the human skull.

  3. Trephination: What Is It, Its Use, and More | Osmosis

    Jan 6, 2025 · Trephination, also known as trepanning, trepanation or burr holing, is one of the oldest surgical procedures known to humanity and refers to a surgical procedure in which a circular piece of …

  4. A Hole in the Head: A History of Trepanation - The MIT Press Reader

    Jun 11, 2021 · Concern has been expressed about the growing interest in trepanning for several conditions, including depression and chronic fatigue syndrome. Concern is also growing about the …

  5. What Is Trepanning and When Was It First Practised? | HistoryExtra

    Aug 2, 2019 · Trepanning is a process whereby a hole is drilled in the skull, and, with evidence going back to prehistoric times, it is one of the oldest surgical practices in history. The earliest trepanned …

  6. Ancient Neurosurgery: What is Trepanning? - History Hit

    Dec 11, 2022 · Trepanning – also referred to as trephination, trepanation, trephining or making a burr hole – has been practiced for around 5,000 years, making it one of the oldest medical procedures …

  7. Trepanning - Sandvik Coromant

    What is trepanning? Trepanning is a technique used for drilling larger hole diameters where machine power is limited as it is not as power-consuming as conventional drilling, where the entire hole is …

  8. Trephination - World History Encyclopedia

    May 1, 2013 · Trephination (also known as trepanning or burr holing) is a surgical intervention where a hole is drilled, incised or scraped into the skull using simple surgical tools.

  9. A hole in the head and a world of skill - Hektoen International

    Jul 21, 2025 · Trepanning was a practice born of necessity, rooted in antiquity, but refined by the perils of naval warfare and maritime life. By the late seventeenth century, trepanning was both feared and …

  10. Trepanning: Precision Boring Technique for Deep Holes in Steel Product

    May 22, 2025 · Trepanning is a specialized machining process for creating deep, precise holes in steel components, critical for oil/gas, power generation, and heavy machinery manufacturing.