Liv Hospital Ulus and Istinye Liv Hospital Bahceehir have an extensive experience in the surgical treatment of obesity. The surgeons Emer Avlanmıs (Ömer Avlanmış)  and Murat Sendur, qualified in this area, perform all types of minimally invasive and robotic stomach interventions in patients with pathological obesity. For example, they perform sleeve gastrectomy (stomach suturing) in 45 minutes. Patients can return to everyday life within 1 week. Patients begin to lose weight immediately after surgery. They can lose up to 3-4 kg in 2-3 days of stay in the hospital. Weight loss occurs quickly in the first months and persists for 1-1.5 years. Patients lose 75-80% of excess weight. The success indicator of these operations in Liv Hospital is from 80% to 95%.