4[1]Wang JC,Bohlman HH,Kieww KD,et al.Dural tears secondary to operation on the lumbar spine.Management and result after a two-year-minimum follow-up of eighty patients.J Bone Joint Surg Am,1998,80(12):1782～1732
5[2]Kitchel SH,Eismont FJ,Green BA,et al.Closed subarachnoid drainage for management of cerebrospinal fluid leakage after an operation on thespine.J Bone Joint Surg Am,1989,71(7):984～987
7Foley KT,Smith MM. Microendoscopic discectomy [J]. Tech Neuro-surg,1997,3: 301-307.
8Rosen DS,0' Toole JE’Eichholz KM’et al. Minimally invasive lum-bar spinal decompression in the elderly: outcomes of 50 patientsaged 75 years and olderfj]. Neurosurgery, 2007,60(3): 503-509.
