Twist-drill skull placement of bolts and drains.
Hutchinson
P J
PJ
D001863:Bone Screws; D002552:Cerebral Ventricles / Q000601:surgery*; D004322:Drainage / Q000295:instrumentation* / Q000379:methods; D006801:Humans; D019635:Neurosurgical Procedures / Q000295:instrumentation* / Q000379:methods; D012886:Skull / Q000601:surgery