The utility model relates to a recovery pleural biopsy needle

The invention relates to a compound pleural biopsy needle, belonging to the technical field of respiratory medical instruments, which comprises a biopsy needle core, a needle tube and a puncture needle core. The needle tube comprises a straight tube in front of the fork, a straight tube behind the fork and a side tube behind the fork; Circular knife, fork straight pipe before and fork straight after the formation of the first channel to install core needle biopsy, the circular blades, straight and fork back before fork tube formation of the second path to install needle core, before the fork straight tube, straight after the fork, fork back pipe respectively equipped with core needle biopsy can be implemented, and the needle puncture needle core sealing ring a, b sealing ring, sealing ring c. Through the biopsy needle core and puncture needle core matched with the needle tube, the specimen can be taken for unlimited times, and there is no need to exit the needle tube and re-puncture during the operation, and the cutting groove of the biopsy needle core always does not contact with chest wall tissues other than the wall pleura, so as to achieve satisfactory specimen collection and safe transport and avoid accidental collection and injury. In the process of puncture, it can ensure that the puncture depth is moderate and effective, and prevent pneumothorax.

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