After the operation, many people will feel that the knife edge is hard. What's going on here? Xinyi's scar repair expert said that it is normal for the wound to harden when the scar heals. Here is a detailed introduction to the hardening of the knife edge after the operation ... Many people will find the knife edge hardened after the operation. What's going on here? Xinyi's scar repair expert said that it is normal for the wound to harden when the scar heals. Here is a detailed introduction to the causes of the hardening of the knife edge after the operation. 1, Xinyi scar repair experts said that this is because the incision must belong to a very soft layer when it is just finished, just a line, slowly local edema, a certain feeling, and then scar healing, scar healing is also a relatively hard process, it takes about a year to slowly soften and flatten. 2. There is tenderness at the beginning of the surgical scar, and there will be itching or numbness. Some people still feel this itchy feeling after many years of rainy days, and it is a little dull. In fact, this shows that your surgical scar is a little inflamed, and you need to go to a scar repair institution to repair it in time. 3. Due to the inflammatory hyperplasia of skin, the dermis under the skin is deeply damaged due to surgery and other injuries, resulting in fibroblasts in the dermis containing a large number of secretory fibers, forming a scar skeleton. If the circulation is not smooth, it will cause toxin accumulation, resulting in the hardness and swelling of the surgical blade! Xinyi scar removal adopts pure plant scar removal products and the professional technology of scar repair center to improve the blood circulation at the scar, disperse the scar tissue from the inside of the scar, realize the softening and atrophy of the scar, discharge the cytotoxin of the scar tissue, make the scar flat and disappear, and then carry out fine repair!