noun
- the surgical procedure of cutting a circular hole in the skull to relieve pressure or access the brain
Usage: medical
Examples
- The ancient practice of trephining was used to treat head injuries.
- Archaeological evidence shows trephining was performed thousands of years ago.
- Modern trephining requires precise surgical instruments and sterile conditions.
- The surgeon explained that trephining would be necessary to reduce brain swelling.
- Historical skulls with evidence of trephining have been found worldwide.
- The patient recovered well after the emergency trephining procedure.