The purpose of this observational registry is to evaluate the safety and the clinical efficacy of laparoscopic bariatric surgery using stapling devices (easyEndoTM Universal Linear Cutting Stapler and reloads from Ezisurg Medical). The goal of the study will be achieved by reporting peri- and postoperative complications and the clinical outcome after surgery in a prospectively maintained database.

Inclusion Criteria:

• Patient ≥ 18 years of age at registry entry
• Patient and investigator signed and dated the informed consent form prior to the index-procedure.
• Patient has a BMI ≥ 35 kg/m2, with one or more related co-morbidities.
• Patient has a BMI ≥ 40 kg/m2.
• Patient is eligible for laparoscopic bariatric surgery.

Exclusion Criteria:

• Patient is unable/unwilling to provide informed consent.
• Patient has a history of bariatric surgery.
• Patient is unable to comply with the registry protocol or the proposed follow-up visits.
• Patient has a contra-indication for laparoscopic bariatric surgery.

Obese patients eligible for laparoscopic bariatric surgery. This registry will collect data from 250 laparoscopic bariatric procedures in which anastomoses are created with the easyEndoTM Universal Linear Cutting Stapler and reloads (Ezisurg Medical).