How Does Long - Term Epidural Analgesia Hit Subcutaneous Tunnel

According to the conventional epidural anesthesia surgery method for choosing and operation, select the puncture point in the space between the high waist and low bosom, use an adrenaline of 1% lidocaine anesthesia puncture point (all) the surrounding skin and subcutaneous tissue, crosscutting mouth 1 cm deep fascia, epidural needles incision, identify the epidural space according to the standard technology, Insert the special epidural catheter into the epidural space through the epidural needle, up to the cephalic direction at least 10cm (if the catheter is too soft during operation, the surgeon can also insert a guide wire inside the special epidural catheter to increase the hardness, so that the catheter can enter).

Then, remove the epidural needle from the epidural catheter (if there is a reinforcing guide wire in the epidural catheter, the guide wire should be pulled out), and clamp the epidural catheter near the puncture point with toothless hemostatic forceps to prevent leakage of fluid. At the 10 cm from the side of the puncture point (point to thoracic above, about an epidural needle length), using the above method after anesthesia cut a 5 mm small incision (second incision), from the incision with epidural needles through the skin to all the first mouth, epidural catheter inserted into the epidural backward from epidural needlepoint beard needle, needle from the tail, and then exit the epidural needle, Pull the epidural catheter completely through the second incision (be careful not to knot the catheter when pulling).

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