No further position change of the instrument was noticed in the patient carrying loosened screw, but the kyphosis of the thoracolumbar spine aggravated.
螺钉松动患者的内固定物位置无进一步变化，但胸椎后凸角度加大。
The utility model discloses an anti-dismantle screw, and aims to provide an anti-dismantle screw for preventing being loosened and dismounted by general-purpose tools.
本实用新型公开了一种防拆卸螺丝，要解决的技术问题在于提供一种防止使用通用工 具松动、拆卸的防拆卸螺丝。
The utility model discloses an anti-dismantle screw, and aims to provide an anti-dismantle screw for preventing being loosened and dismounted by general-purpose tools.
本实用新型公开了一种防拆卸螺丝，要解决的技术问题在于提供一种防止使用通用工 具松动、拆卸的防拆卸螺丝。
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