1. surgical instruments used to cut circular holes in the skull
Usage: medical

1. performs surgery by cutting a hole in the skull
Usage: medical

Examples

• The surgeon carefully selected the appropriate trepans for the procedure.
• Ancient civilizations used primitive trepans made of stone and metal.
• The neurosurgeon trepans the patient’s skull to relieve pressure.
• Archaeological evidence shows that early doctors trepans skulls thousands of years ago.
• Modern trepans are made of high-grade surgical steel.
• The medical student learned how to properly sterilize the trepans.