Methods: Clinical features and neuroradiological material of the patients were studied. Surgical techniques and operative care were introduced in detail.

方法：分析肿瘤的临床特点、神经放射学资料，详细介绍该入路的手术方法、注意事项等。

youdao

The causes of atlantoaxial dislocation, operative techniques involved and results are discussed.

本文讨论了寰枢椎脱位的原因、有关手术操作方法和疗效。

youdao

There is no unanimity among surgeons concerning the most effective and safest operative techniques.

关于最有效与最安全的手术方法，在外科医师中尚无一致认识。

youdao

Over the years, survival rates have improved as a result of more accurate imaging studies and better anaesthetic and operative techniques.

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