Objective To evaluate the clinical value of transbranchial needle aspiration (TBNA) in the pre-operative staging of lung cancer.
目的探讨经支气管针吸活检（TBNA）在肺癌分期中的临床应用价值。
Objective: To explore the importance of indwelling needle puncture of external jugular vein in pre-hospital care.
目的：探讨颈外静脉留置针穿刺在院前急救中的重要性。
Conclusion It is essential and necessary to enhance pre-job training of nursing interns and build a sound management system for needle stick injuries.
结论加强对实习护生的岗前培训和建立健全的针刺伤管理制度是非常必要的。
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