[Retracted] Application of Virtual Reality Based on 3D-CTA in Intracranial Aneurysm Surgery

Table 1

Some steps of the experiment in this article.

Application system design of intracranial aneurysm surgery based on 3D-CTA virtual reality technology	3.1	Overall system design	1	Human-computer interaction design
			2	Development tools
	3.2	Head posture tracking technology	1	VTK coordinate system
			2	Head posture acquisition method
			3	Display under threshold control