Objective to find a simple and accuracy diagnostic parameter and to evaluate accurately diagnostic parameters in postoperative patients with early thoracic cavity infection.
目的为了对术后早期胸膜腔感染诊断参数的正确评估，寻找一个简单、准确的诊断参数。
2
Conclusion TBNA is one masculine gender rate is high, specially to the bronchial tube cavity outside newborn is one kind of simple security, the effective inspection method.
结论TBNA是一种阳性率高，特别是对支气管腔外新生物是一种简便安全、有效的检查方法。
3
So, machining the cavity is quite a task, in the paper we present a method for shaping the cavity with some special toolings on a simple special-purpose machine tool.