It is usually impossible to detach the Achilles tendon 18 days after surgery, and it usually takes about 12 weeks to detach the Achilles tendon after surgery. 1. The Achilles tendon is a tendinous structure that migrates from the lower end of the muscle belly of the gastrocnemius and soleus muscles on the back side of the calf, and its main function is to maintain a standing position and keep the body in balance. 2. Achilles tendon rupture is a common type of sports injury, and most patients with Achilles tendon rupture need surgery. The stitches can only be removed about 14 days after the operation, and it is basically impossible to get off the abduction within 18 days after the operation. 3. It usually takes up to 12 weeks for the Achilles tendon to abduct after surgery. After Achilles tendon rupture surgery, the patient needs to be immobilized in a cast or brace for 6~8 weeks to ensure that the Achilles tendon will not rupture twice during the recovery period. 8~10 weeks later, according to the patient’s recovery condition, the patient will be able to remove the cast or brace as appropriate, so that he can go down to the ground without any weight-bearing under the protection of crutches, and he will not be able to consider walking completely until about 12 weeks after the surgery. After the Achilles tendon rupture surgery precautions, you should consult the surgeon, do not take the liberty to do, so as not to delay the diagnosis and treatment.