[Annular and tubular sequestra].
D001842:Bone and Bones; D050723:Fractures, Bone / Q000601:surgery*; D006257:Head; D006801:Humans; D012886:Skull / Q000601:surgery*; D014207:Trephining
CRANIUM/surgery; FRACTURES/surgery; TREPHINING
Ring- und Röhrensequester.