Provided is a sling for urinary incontinence surgery. The sling has a mesh tape to be easily mounted by means of a spacing unit disposed in a center part of the mesh tape and also enables optimal tension adjustment of the mesh tape, thereby maximizing the effect of female urinary incontinence treatment surgery. Moreover, the sling can prevent the mesh tape from pressing the urethra excessively, thereby allowing a patient to easily urinate after surgery, and tension adjustment of the mesh tape is very easy.