How to position lumbar puncture needle?

The third or fourth lumbar interstitial puncture is recommended. 2 anesthesia is the key before lumbar puncture: it is recommended to use disposable syringe anesthesia. Because the needle is longer than the needle in the waist piercing bag. You can try it on again and again, and you can tell the family that it doesn't hurt to wear it on the back. Then you choose a puncture direction. If the anesthetic needle encounters resistance, it indicates that the puncture direction is wrong and may encounter the vertebrae. At this time, the patient's family will not doubt that you are still using anesthetic. If the needle is inserted smoothly, the direction is correct. Of course you have to be careful not to break the needle at the root. At this time, you should use your fingers to draw the puncture direction, pull out the anesthetic needle, puncture the needle in this direction, most can puncture successfully, if there is still resistance, let the patient bow the body again, you can puncture.

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