Objective To evaluate the effect of percutaneous vertebroplasty（PVP） for the osteoporosis vertebral body crush fracture.Methods 21 patients of osteoporosis vertebral body crush fracture,with an average age of 72.2 years（62-83 years old）,including 11 single vertebral body crush fracture and 10 multi-vertebral body crush fracture,1 complicated with diabetes mellitus and 1 with cardiovascular and cerebrovascular diseases,were enrolled and performed with PVP.Results Cement leakage was detected in 3 patients during operation,but no nerve injury occurred.By comparing the pre and post X-ray image,vertebral height was found improved an average of 82%（50%-90%）.The clinical outcome was graded as excellent in 13patients,good in 6 patients and poor in 2.The pain vanished postoperatively in the series except 1patient.All the patients were followed up for an average of 12 months,and no decrease of the vertebral height or cement morphous change was detected.Conclusion PVP is an effective,safe and minimally invasive procedure for the osteoporosis vertebral body crush fracture in aged patients.It can achieve good results with quick improvement in clinical symptom and spinal stability reconstructions in short term.

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