The invention discloses a chest puncture needle, comprising a puncture needle pipe and a latex pipe. The head of the puncture needle is sharp, and the latex pipe is connected at the rear end of the puncture needle pipe. The puncture needle further comprises a hollow protection needle core with a plurality of sieve meshes at the front end, the protection needle core is a round obtuse head, and can slip in the puncture needle pipe to protect the visceral tissue of the human body from being scratched. The front end of the latex pipe is provided with a corrugated wall to push the protection needle core to slip forwards. The protection needle core with round obtuse head can protect the puncture needle point, avoid the injury of the visceral pleura and the visceral organs, and improve the safety of liquid pumping or air pumping in the chest. Even the position of the puncture needle is changed in the chest, the visceral pleura and the visceral organs can not be injured, and the change of the negative pressure chamber of the latex pipe after the puncturing of the parietal pleura can be observed even by a beginner. The chest puncture needle of the invention has simple and convenient operation.