Devices and methods for delivering and placing a surgical sling without resorting to an abdominal incision are disclosed. For instance, a system for treating urinary incontinence is provided. It comprises a first elongated delivery device having a first aperture located near the distal end, a second aperture located near the proximal end, and a lumen extending between them, and a sling assembly including a sling. The sling assembly has a first end threaded through into the first aperture, through the lumen and out the second aperture. The sling can be enclosed by a sleeve, and comprise a tabbed spacer. An opera for actuatable cutting device can be located in the lumen. The delivery device can be part of a substancially Y shaped delivery system configuration.La présente invention concerne des dispositifs et des méthodes qui permettent dintroduire et de mettre en place une fronde chirurgicale sans recourir à une incision abdominale.