结论：汉防己甲素可以有效地预防椎板切除术后硬膜外瘢痕粘连的形成。

CONCLUSION: Tet can effectively prevent the formation of extradural cicatricial adhesion after laminectomy.

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目的：观察针刺及中药内服对椎板切除术后硬膜外瘢痕粘连的防治效果。

Purpose To observe effects of acupuncture of the operative epidural region for prevention and treatment of epidural cicatrix adhesion after laminectomy.

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结论硬膜外瘢痕粘连重，则痛阈降低。热敏实验与硬膜外瘢痕粘连有密切关系。

Conclusion There is a close relationship between epidural scar adhesion and thermal hyperalgesia.

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