Trephines [noun]

And the use of the trephine, where the affected side can be distinguished.

He had been searching for two hours when he found the trephine.

A trephine is just like a corkscrew, only in place of the screw you have a cup of steel.

From Celsus too we learn that the trephine was driven by a thong.

Hippocrates, we have seen, uses the words and to denote the trephine.

The Latin term for the trephine, modiolus, has the same meaning.

The galvano-cautery, trephine, and spokeshave should be avoided.

The suffusion of the brain will increase quickly, so we must trephine at once or it may be too late.

The case had almost to a certainty been smashed to pieces; still, there was a chance that the trephine had escaped injury.

If a fracture is found the surgeon should trephine so as to relieve the brain of any pressure of blood that might be affecting it.