trephine
9.9
A round cutting tool surgeons use to remove a circle of bone from the skull
- noun
- /ˈtrɛfaɪn/
- Specialized
:
trepano
- During the operation, the medical team carefully employed the trephine to access the brain tissue.
Examples
-
A 4-mm bur was used to drill a trephine through the floor of the involved frontal sinus.
Academic text (2009) -
Material was extracted from Tzi's pelvic bone using a trephine needle, the same instrument used for bone marrow biopsies.
Blog text (28) -
The surgeon used a trephine to remove a circular section of bone from the patient's skull.
-
To treat the fracture, the doctor decided to utilize a trephine for a precise bone extraction.
Synonyms
9.9
A round tool used in surgery with a sharp blade for cutting holes in bone
is limited to surgical use to remove circular bone sections especially from the skull
How Specialized
Surface Forms
Etymology
Trephine comes from the old Greek word trypanon meaning 'borer' and passed through old French trepan, so a trephine is like a precise surgical 'drill' used to cut a neat, circular piece of bone, especially from the skull.