Lumbar puncture needle

The utility model discloses a lumbar puncture needle, which comprises a lumbar puncture needle tube with a hollow structure; Lumbar puncture needle, it has the following for the hollow structure, the lumbar puncture needle wear described in lumbar puncture needle needle, described the sidewalls of the lumbar puncture needle with the regulator, described the regulator mentioned in vertical direction of the length of the lumbar puncture needle Settings to control the flow of cerebrospinal fluid, described in the lumbar puncture needle is set in one side of the needle handle, described the needle handle is set in one side of the external thread; And the cerebrospinal fluid collection tube, which is provided with the internal thread matching with the external thread, the cerebrospinal fluid collection tube and the lumbar puncture needle thread connection, the cerebrospinal fluid collection tube is arranged on the outer edge of the uniform circular distribution of the scale line. The utility model has the advantages of convenient observation of the amount of cerebrospinal fluid extracted by the medical personnel through the scale, timely control of the extraction speed and the amount of extraction through the regulating valve, and the effect of anesthesia and cerebrospinal fluid extraction at the same time by inserting a needle, reducing pain.

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