Simple percutaneous lung puncture and puncture complication treating tool

The invention discloses a simple percutaneous lung puncture and puncture complication treating tool. The tool comprises a positioning needle and a switching mechanism, wherein the positioning needle comprises a needle head and a soft tube, the needle head is connected to one end of the soft tube, the soft tube is sleeved by a coaxial puncture needle sleeve, and a biopsy needle insertion hole, a medicament feeding hole capable of being communicated with the soft tube, and an air flow guide tube are arranged on the switching mechanism. The tool has the various functions including anesthetization, puncture sampling, complication treatment and the like, the functions can be flexibly switched according to the demands, the complications occurring after puncture can be conveniently coped with in time, with the adoption of the tool provided by the invention, the percutaneous lung puncture and complication treating operation efficiencies can be improved, and the additional injury caused to patients during the percutan