Contraindications

The presence of one of the following conditions contraindicates the insertion of a balloon:

• history of gastric surgery
• digestive pathology: large hiatus hernias (> 5 cm), active peptic ulcers, severe oesophagitis of Grade III or IV (Savary-Miller classification) or Grade C or D (Los Angeles classification), Crohn's disease or any other digestive tract lesion which could bleed, pyloric stenosis and abnormalities of the structure of the digestive tract
• diseases that are life-threatening short-term and medium-term
• severe cognitive or mental disorders
• severe, non-stabilised eating disorders, alcoholism, drug addiction
• treatment with anti-platelet drugs or non-steroidal anti-inflammatories in the absence of treatment with anti-secretory drugs
• anticoagulants
• foreseeable inability of the patient to participate in a prolonged medical follow-up
• absence of previously identified medical treatment
• pregnancy, desire to be pregnant during treatment with the balloon
• severe liver disease
• haemostasis disorder
• Helicobacter pylori infection.

Some of these contraindications may be temporary