Chinese Journal of Tissue Engineering Research

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Polymethyl methacrylate cement injection in vertebroplasty

Hu Cheng-dong1, Liu Xi2, Zhou Yu-jun1, Liu Fa-jing1, Li Dong-feng1, Huo Xi-wei1, Li Hai-tao1,   Liu Ji-xiang3   

  1. 1 Second Department of Orthopedics, Handan Central Hospital, Handan  056001, Hebei Province, China 
    2 Department of Immunology, Handan Central Hospital, Handan  056001, Hebei Province, China
    3 Department of Neurosurgery, Handan Central Hospital, Handan  056001, Hebei Province, China
  • Received:2012-10-21 Revised:2012-11-10 Online:2013-05-21 Published:2013-05-21
  • About author:Hu Cheng-dong☆, M.D., Associate chief physician, Second Department of Orthopedics, Handan Central Hospital, Handan 056001, Hebei Province, China hcd111111@163.com

Abstract:

BACKGROUND: Percutaneous vertebroplasty can embolize vertebral hemangioma, strengthen vertebral strength, and has analgesic effect.
OBJECTIVE: To investigate the clinical effects of percutaneous vertebroplasty in the treatment of symptomatic cervical, thoracic, and lumbar hemangiomas.
METHODS: A retrospective analysis was performed in 25 patients who had single cervical (n=3), thoracic (n=12) or lumbar (n=10) vertebral hemangioma and accepted percutaneous vertebroplasty via polymethyl methacrylate cement injection under C-arm X-ray guidance. Ordinary radiographs were performed to observe the changes of the vertebral height and distribution and leakage of bone cement postoperatively. The local pain was measured by visual analogue scale and Oswesty functional scores preoperatively and postoperatively.
RESULTS AND CONCLUSION: No spinal cord and nerves injury occurred during the operation. The visual analogue scale and Oswesty scores had a significant decrease 3 days after operation and at the final follow-up   (P < 0.05). During the follow-up periods, there was no significant vertebral height loss (P > 0.05), and no vertebral hemangioma recurrence happened. Percutaneous vertebroplasty is an effective therapeutic option for symptomatic vertebral hemangiomas, which has the characteristics of minimally invasive, low-risk, short recumbent period, and rapid pain relief. However, more attention should be paid in cortex deficiency cases to avoid bone cement leakage.

Key words: biomaterials, tissue-engineered bone materials, spinal vertebral hemangioma, percutaneous vertebroplasty, bone cement, polymethyl methacrylate, vertebral height, clinical efficacy, visual analogue scale  

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