Mesh plug tension-free hernia repair The earliest tension-free repair of inguinal hernia in China was introduced by Prof. Ma Songzhang in 1997 and popularized in China. In the past 10 years, with the introduction of various kinds of patches, the tension-free hernia repair has been improved several times, and the procedure is still one of the most widely used procedures in China at present. 1, anesthesia: local anesthesia or epidural anesthesia; 2, incision: the same as the traditional, the length of about 5-6cm; 3, incision of the external oblique abdominal tendon membrane, in the sub-tendon membrane separation, the outer lower to the inguinal ligament reflexion, the inner upper to the outer edge of the rectus abdominis muscle sheath, pay attention to the protection of iliac infra-abdominal nerve, iliac inguinal nerves; 4, free hernia sac: the pubic tuberosity free spermatic cord, high level of freeing and then retracted the hernia sac, retracted to leave a place to place a mesh plugs 5, repair defects: according to the size of the hernia ring, appropriate to cut off the inner flap of several mesh plugs; for riding across the hernia, each can be inserted into a mesh plug; mesh plugs are fixed in the edge of the mouth of the inner ring of 4-6 stitches; 6, strengthen the posterior wall: the patch will be placed into the posterior wall of the inguinal canal after the spermatic cord and fully flattened, suture fixed in the pubic symphysis pubis, the inguinal ligament and the fusion of the conjoint tendon and rectus abdominalis myocutaneous sheath, the tail end of the patch is cut open! The tail of the patch is cut and fixed by short sutures around the spermatic cord; 7. Suture the tendon membrane of the external oblique abdominal muscle and the subcutaneous layers, and leave the tip of one index finger at the mouth of the external ring.