BACKGROUND The number of morbidly obese patients in developed countries is rising. Long-term studieshave shown that only bariatric surgery is effective in treatment of morbid obesity. Thisarticle presents the beginnings and development of bariatric surgery in Slovenj GradecGeneral Hospital. METHODS Operations are performed laparoscopically on three ways: with adjustable gastric band(AGB), three-quarter longitudinal resection of stomach – »sleeve« gastrectomy (SG) andgastric bypass (GB). RESULTS From May 2005 to September 2007 we operated 148 patients. We performed 120 adjustablegastric bandings, 21 »sleeve« gastrectomies, 7 gastric bypasses. CONCLUSIONS Reduction of body weight and co-morbidities, personal satisfaction and few complicationsare comparable with large studies