FIELD: neurosurgery; traumatology.
SUBSTANCE: device intends for fixing bone or its substitute in cranium at cranioplasty. Device is made of shape memory effect alloy and it has support and top and lower rings. Lower ring is closed. Top ring is made separated. Support connects rings and its length 0,-3,5 mm exceeds minimal distance between rings. Bone or its substitute is fixed reliable in cranium despite of difference in thickness. Bone or its substitute as well as device itself is not able to migrate.
EFFECT: simplified surgical work.
3 cl, 6 dwg
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