Chinese Journal of Tissue Engineering Research ›› 2016, Vol. 20 ›› Issue (53): 7932-7938.doi: 10.3969/j.issn.2095-4344.2016.53.004

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Subtotal corpectomy and reconstruction with titanium mesh cage implantation and pedicle screw fixation through posterior approach in treatment of thoracolumbar burst fracture or thoracolumbar fracture dislocation

Qiu Hao1, Lu Min-peng1, Dong Jing1, Zhang Zhong-zu1, Chu Tong-wei2, Wang Qun-bo1, Quan Zheng-xue3, Jiang Dian-ming3   

  1. 1Department of Orthopedics, Yongchuan Hospital of Chongqing Medical University, Chongqing 402160, China; 2Department of Orthopedics, Xinqiao Hospital of Third Military Medical University, Chongqing 400037, China; 3Department of Orthopedics, the First Affiliated Hospital of Chongqing Medical University, Chongqing 400016, China
  • Revised:2016-10-23 Online:2016-12-23 Published:2016-12-23
  • Contact: Lu Min-peng, M.D., Associate Chief physician, Associate professor, Department of Orthopedics, Yongchuan Hospital of Chongqing Medical University, Chongqing 402160, China
  • About author:Qiu Hao, Studying for master’s degree, Department of Orthopedics, Yongchuan Hospital of Chongqing Medical University, Chongqing 402160, China
  • Supported by:

    the National Natural Science Foundation of China, No. 81502329; the Science and Technology Program of Education Committee of Chongqing City, No. KJ1500232

Abstract:

BACKGROUND: Thoracolumbar burst fracture or thoracolumbar fracture dislocation are the common types of fracture in spine surgery. Surgical treatment is often used for this kind of injury. Different surgical methods have their own advantages and disadvantages. 

OBJECTIVE: To evaluate the clinical effects of subtotal corpectomy and reconstruction with titanium mesh cage implantation and pedicle screw fixation through posterior approach alone in treatment of thoracolumbar burst fracture or thoracolumbar fracture dislocation.
METHODS: Data of 18 patients of thoracolumbar burst fracture or thoracolumbar fracture dislocation were retrospectively analyzed from October 2010 to October 2013. They were treated by subtotal corpectomy and reconstruction with titanium mesh cage implantation and pedicle screw fixation through posterior approach alone. The neurological status was compared by Frankel scoring system pre-operatively and post-operatively. The anterior height of the fractured vertebral, Cobb angle of the fractured vertebral by radiographs and the volume rate of spinal canal were calculated pre-operatively, post-operatively and final follow-up. Repair effects were evaluated.
RESULTS AND CONCLUSION: (1) All patients were followed up for 24 to 38 months. All patients were cured and instrumentations were not loose and broken. Titanium mesh subsidence did not occur. (2) The anterior height of the fractured vertebral body, the volume rate of spinal canal and the average Cobb angle were significantly improved, and there was a significant difference of all indices between preoperatively and postoperatively (P < 0.05), but no significant difference between final follow-up and immediately after surgery (P > 0.05). (3) Results suggested that treatment of thoracolumbar burst fracture or thoracolumbar fracture dislocation by subtotal corpectomy and reconstruction with titanium mesh cage implantation and pedicle screw fixation through posterior approach alone are effective and safe in reconstructing intervertebral body height, Cobb angle and spinal canal volume.

中国组织工程研究杂志出版内容重点:人工关节;骨植入物;脊柱骨折;内固定;数字化骨科;组织工程

Key words: Thoracic Vertebrae, Lumbar Vertebrae, Fractures, Bone, Laminectomy, Follow-Up Studies, Internal Fixators, Tissue Engineering

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