Find each abdominal surgery epidural anesthesia puncture needle anesthesia puncture point

The puncture point should be selected according to the surgical site, and the corresponding spinous process space in the center of the surgical scope is generally selected. Usually, the upper limb puncture point is in the thoracic 3~4 spinous process space, the upper abdominal operation is in the thoracic 8~10 spinous process space, the mid-abdominal operation is in the thoracic 9~11 spinous process space, and the lower abdominal operation is in the thoracic 12 to waist 2 spinous process space. Lower extremity surgery is performed in the lumbar 3~4 spinous process space, and perineal surgery is performed in the lumbar 4~5 space, and sacral anesthesia can also be used. To determine the spinous process space, generally refer to the surface anatomical landmarks. For example, the prominent spinous process in the neck is the inferior cervical spinous process; the connecting line of the scapular ridges on both sides meets the thoracic 3 spinous process; the connecting line of the subscapular angles on both sides meets the thoracic 7 spinous process; the connecting line of the highest point of the iliac crest on both sides intersects In the lumbar 4 spinous process or the lumbar 3~4 spinous process space.

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