Name/TitleTrepanning Drill
About this objectThe trepanning drill was used by Mr. Mitton's father, H. Mitton who was a veterinary surgeon during the First World War and later at Long Melford. The drill is made of steel with ebonised wood handle it was used to cut out a section of the skull to relieve pressure and allow access for the removal of a tumour. A slot ( 1/2 inch x 1/8 inch) in the shank probably accommodated a lever to assist rotation. A spike in the centre of the drill provides a firm point for rotation There are 20 teeth.
Date Made1939
Medium and MaterialsSteel with ebonised wood handle
MeasurementsDrill 3/4 inches x 1/2 inch (diameter)
Shank 2 3/4 inches x 3/8 inches
T-handle 3 1/2 inches
Stud in handle 1/4 inch x 3/8 inch ( diameter)
Object Typeveterinary instrument
Object numberSTMEA:A.4106
Copyright LicenceAttribution - Non-commercial (cc)