2Elias WJ, Chadduck JB, Alden TD, et al. Frameless stereotaxy for transsphenoidalsurgery [J]. Neurosurgery, 1999, 45: 271-275.
3Rohde V, Rohde I, Reinges MH, et al. Frameless stereotactically guided catheterplacement and firbrinolytic therapy for spontaneous intracerebral hematomas: technicalaspects and initial clinical results [J]. Minim Invasive Neurosurg, 2000, 43: 9-17.
4Muacevic A, Hans-Jakob S. Computer-assisted resection of cerebral arteriovenousmalformations [J]. Neurosurgery, 1999, 45: 1164-1169.
5Welch WC, Subach BR, Pollack IF, et al. Frameless stereotactic guidance for surgeryof the upper cervical spine [J]. Neurosurgery, 1997, 40: 958-963.
6Gabriel EM, Nashold BS Jr. History of spinal cord stereotaxy [J]. J Neurosurg,1996, 85: 725-731.
7Hardy J. Frameless stereotaxy for transsphenoidal surgery [J]. Neurosurgery, 2000,46: 1269-1270.
8Barnett GH, Miller DW, Weisenberger J. Frameless stereotaxy with scalp-appliedfiducial markers for brain biopsy procedures: experience in 218 cases [J]. J Neurosurg,1999, 91: 569-576.
9Otsubo H, Hwang PA, Hunjam A, et al. Use of frameless stereotaxy with location ofelectroencephalographic electrode on three-dimensional computed tomographic image inepilepsy surgery [J]. J Clin Neurophyisiol, 1995, 12: 363-371.
10Coenen VA, Krings T, Mayfrank L, et al. Three-dimensional visualization of thepyramidal tract in a neuronavigation system during brain tumor surgery: first experiencesand technical note [J]. Neurosurgery, 2001, 49: 86-93. [11]Wilson DH. Limited exposure in cerebral surgery: Technical note [J].JNeurosurg,1971,34:102-106.
