Interspinous implant places stenotic segment in slight flexion while preventing extension
Dynamic stabilization alters movement and load transmission of spinal motion segment without fusion of segment
IMAGING
General Features
Radiographic Findings
CT Findings
MR Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Staging, Grading, & Classification
CLINICAL ISSUES
Presentation
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Image Interpretation Pearls
Reporting Tips
Selected References
Poetscher AW et al: Interspinous process devices for treatment of degenerative lumbar spine stenosis: a systematic review and meta-analysis. PLoS One. 13(7):e0199623, 2018
Gala RJ et al: Interspinous implants to treat spinal stenosis. Curr Rev Musculoskelet Med. 10(2):182-8, 2017
Wu AM et al: Interspinous spacer versus traditional decompressive surgery for lumbar spinal stenosis: a systematic review and meta-analysis. PLoS One. 9(5):e97142, 2014
Lo TP Jr et al: Interlaminar spacer: a review of its mechanism, application, and efficacy. World Neurosurg. 74(6):617-26, 2010
Nardi P et al: Aperius PercLID stand alone interspinous system for the treatment of degenerative lumbar stenosis: experience on 152 cases. J Spinal Disord Tech. 23(3):203-7, 2010
Barbagallo GM et al: Analysis of complications in patients treated with the X-Stop Interspinous Process Decompression System: proposal for a novel anatomic scoring system for patient selection and review of the literature. Neurosurgery. 65(1):111-9; discussion 119-20, 2009
Cabraja M et al: The short- and mid-term effect of dynamic interspinous distraction in the treatment of recurrent lumbar facet joint pain. Eur Spine J. 18(11):1686-94, 2009
Chung KJ et al: Stress fracture of bilateral posterior facet after insertion of interspinous implant. Spine (Phila Pa 1976). 34(10):E380-3, 2009
Sénégas J et al: Clinical evaluation of a lumbar interspinous dynamic stabilization device (the Wallis system) with a 13-year mean follow-up. Neurosurg Rev. 32(3):335-41; discussion 341-2, 2009
Sobottke R et al: Interspinous implants (X Stop, Wallis, Diam) for the treatment of LSS: is there a correlation between radiological parameters and clinical outcome? Eur Spine J. 18(10):1494-503, 2009
Brussee P et al: Self-rated evaluation of outcome of the implantation of interspinous process distraction (X-Stop) for neurogenic claudication. Eur Spine J. 17(2):200-3, 2008
Verhoof OJ et al: High failure rate of the interspinous distraction device (X-Stop) for the treatment of lumbar spinal stenosis caused by degenerative spondylolisthesis. Eur Spine J. 17(2):188-92, 2008
Anderson PA et al: Treatment of neurogenic claudication by interspinous decompression: application of the X STOP device in patients with lumbar degenerative spondylolisthesis. J Neurosurg Spine. 4(6):463-71, 2006
Christie SD et al: Dynamic interspinous process technology. Spine (Phila Pa 1976). 30(16 Suppl):S73-8, 2005
Richards JC et al: The treatment mechanism of an interspinous process implant for lumbar neurogenic intermittent claudication. Spine (Phila Pa 1976). 30(7):744-9, 2005
Wiseman CM et al: The effect of an interspinous process implant on facet loading during extension. Spine (Phila Pa 1976). 30(8):903-7, 2005
Zucherman JF 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. Spine (Phila Pa 1976). 30(12):1351-8, 2005
Lindsey DP et al: The effects of an interspinous implant on the kinematics of the instrumented and adjacent levels in the lumbar spine. Spine (Phila Pa 1976). 28(19):2192-7, 2003
Swanson KE et al: The effects of an interspinous implant on intervertebral disc pressures. Spine (Phila Pa 1976). 28(1):26-32, 2003
Arbit E et al: Lumbar stenosis: a clinical review. Clin Orthop Relat Res. (384):137-43, 2001
Inufusa A et al: Anatomic changes of the spinal canal and intervertebral foramen associated with flexion-extension movement. Spine (Phila Pa 1976). 21(21):2412-20, 1996
Takahashi K et al: Changes in epidural pressure during walking in patients with lumbar spinal stenosis. Spine (Phila Pa 1976). 20(24):2746-9, 1995
Interspinous implant places stenotic segment in slight flexion while preventing extension
Dynamic stabilization alters movement and load transmission of spinal motion segment without fusion of segment
IMAGING
General Features
Radiographic Findings
CT Findings
MR Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Staging, Grading, & Classification
CLINICAL ISSUES
Presentation
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Image Interpretation Pearls
Reporting Tips
Selected References
Poetscher AW et al: Interspinous process devices for treatment of degenerative lumbar spine stenosis: a systematic review and meta-analysis. PLoS One. 13(7):e0199623, 2018
Gala RJ et al: Interspinous implants to treat spinal stenosis. Curr Rev Musculoskelet Med. 10(2):182-8, 2017
Wu AM et al: Interspinous spacer versus traditional decompressive surgery for lumbar spinal stenosis: a systematic review and meta-analysis. PLoS One. 9(5):e97142, 2014
Lo TP Jr et al: Interlaminar spacer: a review of its mechanism, application, and efficacy. World Neurosurg. 74(6):617-26, 2010
Nardi P et al: Aperius PercLID stand alone interspinous system for the treatment of degenerative lumbar stenosis: experience on 152 cases. J Spinal Disord Tech. 23(3):203-7, 2010
Barbagallo GM et al: Analysis of complications in patients treated with the X-Stop Interspinous Process Decompression System: proposal for a novel anatomic scoring system for patient selection and review of the literature. Neurosurgery. 65(1):111-9; discussion 119-20, 2009
Cabraja M et al: The short- and mid-term effect of dynamic interspinous distraction in the treatment of recurrent lumbar facet joint pain. Eur Spine J. 18(11):1686-94, 2009
Chung KJ et al: Stress fracture of bilateral posterior facet after insertion of interspinous implant. Spine (Phila Pa 1976). 34(10):E380-3, 2009
Sénégas J et al: Clinical evaluation of a lumbar interspinous dynamic stabilization device (the Wallis system) with a 13-year mean follow-up. Neurosurg Rev. 32(3):335-41; discussion 341-2, 2009
Sobottke R et al: Interspinous implants (X Stop, Wallis, Diam) for the treatment of LSS: is there a correlation between radiological parameters and clinical outcome? Eur Spine J. 18(10):1494-503, 2009
Brussee P et al: Self-rated evaluation of outcome of the implantation of interspinous process distraction (X-Stop) for neurogenic claudication. Eur Spine J. 17(2):200-3, 2008
Verhoof OJ et al: High failure rate of the interspinous distraction device (X-Stop) for the treatment of lumbar spinal stenosis caused by degenerative spondylolisthesis. Eur Spine J. 17(2):188-92, 2008
Anderson PA et al: Treatment of neurogenic claudication by interspinous decompression: application of the X STOP device in patients with lumbar degenerative spondylolisthesis. J Neurosurg Spine. 4(6):463-71, 2006
Christie SD et al: Dynamic interspinous process technology. Spine (Phila Pa 1976). 30(16 Suppl):S73-8, 2005
Richards JC et al: The treatment mechanism of an interspinous process implant for lumbar neurogenic intermittent claudication. Spine (Phila Pa 1976). 30(7):744-9, 2005
Wiseman CM et al: The effect of an interspinous process implant on facet loading during extension. Spine (Phila Pa 1976). 30(8):903-7, 2005
Zucherman JF 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. Spine (Phila Pa 1976). 30(12):1351-8, 2005
Lindsey DP et al: The effects of an interspinous implant on the kinematics of the instrumented and adjacent levels in the lumbar spine. Spine (Phila Pa 1976). 28(19):2192-7, 2003
Swanson KE et al: The effects of an interspinous implant on intervertebral disc pressures. Spine (Phila Pa 1976). 28(1):26-32, 2003
Arbit E et al: Lumbar stenosis: a clinical review. Clin Orthop Relat Res. (384):137-43, 2001
Inufusa A et al: Anatomic changes of the spinal canal and intervertebral foramen associated with flexion-extension movement. Spine (Phila Pa 1976). 21(21):2412-20, 1996
Takahashi K et al: Changes in epidural pressure during walking in patients with lumbar spinal stenosis. Spine (Phila Pa 1976). 20(24):2746-9, 1995
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