lumbar puncture needle position

The specific operation method is to bend the side of the patient on the bed, hold the knees with both hands, and lower the head as much as possible to make the lumbar kyphosis and the intervertebral space widen. Local routine disinfection, infiltration anesthesia, puncture. Generally, there is resistance when 4-5cm is pierced, and the resistance suddenly decreases. After that, the needle core is pulled out, and the cerebrospinal fluid can be seen by turning the needle tail. The cerebrospinal fluid was collected according to different purposes and specific circumstances. Then insert the needle core, pull out the puncture needle, fix it with a sterile gauze block, and lie down on the pillow for 4 to 6 hours.

       The specific operation method is to bend the side of the patient on the bed, hold the knees with both hands, and lower the head as much as possible to make the lumbar kyphosis and the intervertebral space widen. Local routine disinfection, infiltration anesthesia, puncture. Generally, there is resistance when 4-5cm is pierced, and the resistance suddenly decreases. After that, the needle core is pulled out, and the cerebrospinal fluid can be seen by turning the needle tail. The cerebrospinal fluid was collected according to different purposes and specific circumstances. Then insert the needle core, pull out the puncture needle, fix it with a sterile gauze block, and lie down on the pillow for 4 to 6 hours.

       Of course, the patient's body position is very important. Bend the knees and bow the head to fully open the lumbar intervertebral space, and the back is perpendicular to the bed surface, which is helpful for the doctor to judge the direction of the puncture needle. Make adjustments to the puncture.

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