When the eyes stop to focus it is called a fixation and the movements between these fixations are called saccades . See image below
当眼睛停留集中在某点是我们称它为固视，当在若干固视点间移动时我们把它称做扫视。
Use of image intensification can be used to check coronal plane alignment of the temporary fixation k-wire or first periarticular screw before final fixation of the articular portion is conducted.
影像增强器应用能够核对克氏针临时固定的冠状面对线，或在最终固定关节部分之前的首枚关节周围螺钉的确定。
Closed intramedullary nailing or percutaneous fracture fixation techniques may need to be abandoned for an open technique if the image intensifier fails.
透视机发生故障时可能需要放弃闭合式髓内针固定或经皮骨折固定，而代之以切开复位固定。
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