Bone marrow aspiration needle

The present invention relates to the field of surgical instruments and provides a surgical bone marrow puncture extraction needle. The bone marrow puncture extraction needle includes a needle body, a puncture needle core, an extraction needle core and a motor. When a puncture operation is performed, the puncture needle core is equipped Installed in the needle body, when the extraction operation is performed, the extraction needle core is fitted in the needle body, the end of the puncture needle core is matched with a motor, and the puncture needle core is driven by the motor to perform puncture. By adding a motor and a thrust device, the bone marrow The puncture operation is more convenient; at the same time, the use of a puncture needle core for negative pressure extraction or changes the structure of the extraction needle core, which greatly improves the success rate of bone marrow extraction.

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