Trepanation Instrument (E-3) also known as a trephine. Trepanation is perhaps known as the oldest form of neurosurgery. This instrument was used to bore a round hole in the skull and take a bone sample. This instrument has two thumb screws which can regulate the depth.
6 x 1.5
All measurements were taken in centimeters. Measurements are listed as “length by width by height” or “height by diameter” unless otherwise noted.
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The Barbara H. Hagan School of Nursing: Historical Collection. (2017). "Trepanation Instrument - 2" [Photograph]. Retrieved from https://digitalcommons.molloy.edu/nur_hagan/161