Open door expansive laminoplasty(Kurokawa’s) for the treatment of cervical spinal stenotic myelopathy / 中华骨科杂志

ABSTRACT

Objective To investigate the efficacy of Kurokawa s open door expansive laminoplasty for the treatment of cervical spinal stenotic myelopathy. Methods Sixty seven patients admitted to Zhongshan hospital with cervical spinal stenotic myelopathy undergone Kurokawa s procedure in the last 6 years were included in this study. All of the patients were followed up after operation. The follow up period ranged from 10 months to more than 6 years. The average age at operation was 55.2 years. Japanese Orthopedic Association (JOA)score were used to measure the severity of cervical spinal stenotic myelopathy and recovery rates. Results JOA scores increased from 7.1 to 12.5, 12.9 and 12.8 at the first, third, and fifth postoperative year respectively(P