Laparoscopic Banded Sleeve Gastrectomy

The investigators performed Laparoscopic Sleeve Gastrectomy adding a MiniMizer Ring (Bariatric Solutions), a radiopaque silicone ring with four closing positions. The ring has a blue colour and for this reason it can easily be found back in revision surgery. The pulling lid is left in place with all closing positions in order to be adjusted postoperatively without having to place a new ring. The ring is slightly elastic and the fixation loops provide an anchorpoint to fix the ring in place which prevents it from slipping