English Dictionary

trephine

/tɹɪˈfaɪn/

noun

(medicine) A surgical instrument with a cylindrical blade used to remove a circular section of tissue, f.e. bone or cornea; a trepan.

The surgeon used a trephine to create a hole in the patient's skull.

意味（1）

(medicine) A surgical instrument with a cylindrical blade used to remove a circular section of tissue, f.e. bone or cornea; a trepan.

They removed a core of bone as well as took a bone marrow aspirate from my right hip using a trephine to exclude me having a blood cancer, causing a blood- and serum-stained shirt, a whopping hematoma and a great deal of mental anguish and physical pain in the process!