No conclusion about the clinical benefit of instrumenting a spinal fusion could be made.Howeer, there is moderate eidence that the use of instrumentation improes the chance of achieing solid fusion.

• 目前尚不能得出器械融合更有益于临床疗效的结论，但有一定量的证据表明器械融合能提高获得稳定融合的机会。