Results 141 to 150 of about 4,033 (211)

Minimally Invasive Pedicle Subtraction Osteotomy

open access: yesNeurosurgery Clinics of North America, 2018
For patients with significant spinal deformity, the pedicle subtraction osteotomy provides a powerful means for correction, albeit with high morbidity. With the trend toward minimally invasive spine surgery, multiple less invasive techniques have been devised; however, there seems to be an upper limit to the degree of correction possible. The mini-open
Andrew A Fanous, Jason I Liounakos
exaly   +4 more sources

LUMBAR PEDICLE SUBTRACTION OSTEOTOMY

open access: yesOperative Neurosurgery, 2007
The correction of lumbar kyphotic deformities requires careful preoperative clinical and radiographic evaluation. For patients with rigid deformities at locations where previous anterior spinal surgery was performed, pedicle subtraction osteotomy remains an attractive treatment option.
Michael Y, Wang, Sigurd H, Berven
openaire   +3 more sources

Evaluating the biomechanical effects of pedicle subtraction osteotomy at different lumbar levels: a finite element investigation

Spine Journal
BACKGROUND Pedicle subtraction osteotomy (PSO) is effective for correcting spinal malalignment but is associated with high complication rates. The biomechanical effect of different PSO levels remains unclear, and no finite element (FE) analysis has ...
Joseph M Zavatsky   +2 more
exaly   +2 more sources

Modified S1 Pedicle Subtraction Osteotomy

Clinical Spine Surgery
Study Design: Surgical technique video. Objective: To report a surgical technique to revise patients with previous fusions at L4–S1 leading to an iatrogenic flat back and sagittal imbalance using L5–S1 transforaminal interbody fusion combined with a small S1 corner osteotomy.
Precious C, Oyem   +3 more
openaire   +3 more sources

Pedicle subtraction osteotomy for rigid kyphosis of the dorsolumbar spine

Archives of Orthopaedic and Trauma Surgery, 2010
Pedicle subtraction osteotomy is one of the well established and popular techniques for kyphosis correction. 52 patients with dorsolumbar kyphosis followed up for a minimum period of 2 years after pedicle subtraction osteotomy were assessed prospectively for clinico-radiological and functional outcomes.
Ashok S Gavaskar
exaly   +3 more sources

Foraminoplastic inferior pedicle subtraction osteotomy: a novel pedicle subtraction osteotomy technique for adult spinal deformity with radiographic outcomes and complications

Journal of Neurosurgery: Spine
OBJECTIVE The objective of this study was to introduce and evaluate foraminoplastic inferior pedicle subtraction osteotomy (FiPSO), a novel technique that involves downward resection of the pedicle and vertebral body, aimed at addressing rigid lower lumbar kyphosis.
Mitsuhiro, Nishizawa   +8 more
openaire   +3 more sources

T1 Pedicle Subtraction Osteotomy With Subaxial Cervical Pedicle Screw Fixation

Clinical Spine Surgery
Patients suffering from ankylosing spondylitis are not only predisposed to the development of rigid cervicothoracic deformities but are also at an increased risk of cervical fractures. Deformity correction and stabilization are particularly challenging in this patient population due to the brittle bone quality and low bone mineral density.
Jacob, Greenberg   +4 more
openaire   +3 more sources

Construct Rigidity after Fatigue Loading in Pedicle Subtraction Osteotomy with or without Adjacent Interbody Structural Cages [PDF]

open access: yesGlobal Spine Journal, 2012
Introduction Studies document rod fracture in pedicle subtraction osteotomy (PSO) settings where disk spaces were preserved above or adjacent to the PSO.
Vedat Deviren   +2 more
exaly   +2 more sources

Miniopen Pedicle Subtraction Osteotomy

open access: yesNeurosurgery Clinics of North America, 2014
As minimally invasive surgery (MIS) has advanced to treat diverse diseases, there has been an increasing need for MIS surgery to be able to restore lumbar lordosis and treat sagittal balance abnormalities.
Wang, Michael Y
openaire   +2 more sources

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