Hypospadias is a relatively common male congenital developmental malformation, the incidence of the population of about 3 per thousand, the cause of its pathogenesis has congenital genetic factors, but also environmental influences, resulting in the embryonic development of the left and right urogenital folds failed to heal in the middle of the spongy body around the urethra fibrosis caused by the urethral orifice position abnormalities and penile recurved deformities, and sometimes complicate cryptorchid testis, inguinal hernia, or other malformations of the urinary system, serious Impact on the child’s psychological and urinary and reproductive function Clinical manifestations of hypospadias 1, the position of the urethral orifice is moved back, located in the ventral side of the penis behind, or even to the scrotum area, most patients can not stand up to urinate, and some of the more serious, the parents will not be able to identify, there have been a number of patients were treated as a girl to raise, to the teenage years do not have menstruation, to the hospital for a checkup, only to find that it is a boy, the child’s psychological and gender orientation caused serious impact. This will have a serious impact on the child’s psychology and gender orientation. 2, penile curvature, that is, the penis is bent downward, especially the head of the penis, it is not easy to be detected when it is mild, but when it is serious or the child is holding back urine, the penis can be seen obviously curved down when it is erected. 3, foreskin abnormality, normal fetal birth, the penis foreskin wrapped around the head of the penis, hypospadias children born with partial or full exposure of the head of the penis, by the penis on the back of the foreskin bloated accumulation, the formation of a “turban” like appearance, some parents think that it is just right to save the child to grow up to do circumcision, there are also parents think that it is the foreskin is too short, in fact, it is not. In fact, it is not, it is a manifestation of hypospadias. The treatment of hypospadias is surgery, there is no medication, injections and other conservative treatment methods, the timing of surgery is good for pre-school age, that is, five or six years old is more appropriate, although the child is less cooperative, but the local healing ability is stronger, less secretion, less chance of infection, the success of the operation is beneficial to the child’s group life after schooling, and it is not easy for children to appear psychological barriers. Purpose of the surgery 1, completely correct penile curvature, good shape of the penis after surgery, erectile function, and normal sexual life in adulthood; 2, the external opening of the new urethra is located at the tip of the penis head, the reconstructed urethra has appropriate diameter, no curvature, the urethral lining is soft, smooth, no hair growth, and growth potential, that is to say, with the increase of age, there is a certain capacity for the development of the urethra, and the urethra has a longitudinal fissure-like external opening 3. Low surgical complications. There are many surgical methods, generally based on the degree of penile deformity and the length of the urethral defect, etc. to choose the appropriate surgical method, one of the main problems is the choice of urethral repair materials.