The researchers found that PRF yielded significant improvements for herniated disc patients and notable improvements for those with spinal stenosis, but not in those with failed back surgery syndrome.

• 研究表明使用新方法治疗背痛病人后，疝气病人组疼痛减轻明显，脊椎腔狭窄组也有明显的改善，但失败背部手术综合症组没有明显的效应。