2Amundsen T,Weber H,Lilleas F,et al.Lumbar spinal stenosis.Clinical and radiologic features[J].Spine,1995,20(10):1178-1186.
3Zucherman JF,Hsu KY,Hartjen CA,et al.A multicenter,prospective,randomized trial evaluating the X-stop interspinous process decompression system for the treatment of neurogenic intermittent claudication:two-year follow-up results[J] ,Spine,2005,30(12):1351-1358.
4Richards JC,Majumdar S,Lindsey DP,et al.The treatment mechanism of an interspinous process implant for lumbar neurogenic intermittent claudication[J].Spine,2005,30(7):744-749.
5Emery SE,Bolesta MJ,Banks MA,et al.Robinson anterior cervical fusion comparison of the standard and modified techniques[J].Spine,1994,19(6):660-663.
6Swanson KE,Lindsey DP,Hsu KY.et al.The effects of an interspinous implant on intervertebral disc pressures[J].Spine,2003,28 (l):26-32.
7Herno A.Saari T,Suomalainen O,et al.The degree of decompres-sive relief and its relation to clinical outcome in patients undergoing surgery for lumbar spinal stenosis[J].Spine,1999,24 (10):1010-1014.
8Rohlmann A,Neller S,Bergmann G,et al.Effect of an internal fixa-tor and a bone graft on intersegmental spinal motion and intradiscal pressure in the adjacent regions[J].Eur Spine J,2001,10(4)-301-308.
9Tsai KJ,Murakami H.Lowery GL,et al.A biomechanical evaluation of an interspinous device (Codex)used to stabilize the lumbar spine[J].J Surg Orthop Adr,2006,15(3):167-172.
