What Is The Subarachnoid Anesthesia Needle

Subarachnoid anesthesia is lumbar anesthesia, also known as spinal anesthesia, puncture in the lumbar spine 2-3 or 3-4 vertebral space, through the supraspinous ligament, interspinous ligament, ligament of the yellow into the epidural space, the drug into this space is called epidural anesthesia, and then into the puncture will have the feeling of breaking the paper, is to Pierce the arachnoid into the subarachnoid space. The injection of local anesthetics into this gap is called subarachnoid anesthesia, which is suitable for lower abdominal surgery, lower limb surgery, and perineal surgery. Such as cesarean section, appendix, hemorrhoids, lower limb fracture and so on.