The difference between subarachnoid anesthesia needle and epidural anesthesia needle

Both belong to spinal anesthesia, but the route of administration and the location of the drug are different.

In terms of anesthesia effect, the former has a fast onset and accurate effect, but it is rarely administered continuously and is not suitable for long-term surgery; the latter has a slow onset and may have a poorer effect, but it can be administered continuously and is suitable for long-term surgery. Operation.

The anesthesia effect of the former is the entire lower body, which can meet the requirements of different operations through plane control, and is suitable for operations on the lower body such as the lower abdomen and lower limbs.

The latter's anesthesia effect is that a certain segment of the body can be punctured at different positions, and it is suitable for operations on all parts except the head. Of course, epidural anesthesia is generally not used for higher parts such as the neck, upper limbs, and chest.

Combined spinal-epidural anesthesia is a combination of the two methods. While achieving a fast onset and good effect of spinal anesthesia, epidural anesthesia can be used to prolong the anesthesia time, and an epidural analgesia pump can be used for postoperative analgesia. pain.

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