trepanation ˌtre-pə-ˈnā-shən noun trepan 2 of 4 noun (1) tre· pan ˈtrē-ˌpan tri-ˈpan : a heavy tool used in boring mine shafts

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"), …

Trepanning Specialties has the in-house facilities and expertise to trepan or gundrill materials as common as stainless steel to the more "exotic" metals such as Titanium, as well as non-metallic …

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 …

As the trepanning tool feeds into the work piece, the trepan bit or insert cuts a groove the width of the bit and a solid metal core remains. Because only the width of the bit is cut, trepanning is faster and …

1. To bore (a shaft) with a trepan. 2. To bore or otherwise make a hole in (the skull), as in certain prehistoric cultures or in surgery using a trephine.

Our precision-ground trepan form tools are designed to tackle the most intricate geometries and challenging machining tasks, delivering superior results every time. Whether it’s solid carbide, brazed …

Origin of Trepan Middle English trepane surgical crown saw from Medieval Latin trepanum from Greek trūpanon borer from trūpān to pierce from trūpē hole terə- 1 in Indo-European roots

Trepan is a surgical instrument with a cylindrical blade, typically used for cutting out a disk of bone from the skull during procedures like trepanation. It can also refer to the action or practice of using such …

The surgeon drilled a hole in his skull using a device known as a trepan that removes a plug of bone. A trepan has a sharp point to hold the instrument in place while the main hole was cut by a circular drill.