Objective To evaluate the diagnostic value of high frequency ultrasound in synovial diseases of the knee joint compared with the results of arthroscopy.

目的通过与关节镜结果检查对照，评价高频超声对膝关节滑膜病变的诊断价值。

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Conclusion MRI can accurately reveal and diagnose the osteochondral fracture of knee after trauma, which improves the diagnostic certainty and is very helpful for arthroscopy and operation.

结论MRI能准确显示并诊断膝关节外伤后骨软骨骨折，提高临床诊断并指导关节镜及手术治疗。

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Objective To evaluate the difference in analgesia effects of different drugs used intraarticularly after knee arthroscopy.

目的观察膝关节镜手术后关节腔内应用不同药物镇痛作用的差异。

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For example, its Arthroscopy products are used in the repair of soft tissue joint injuries, particularly the knee and shoulder.

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