Copyright ©The Author(s) 2016.
World J Gastroenterol. Jun 28, 2016; 22(24): 5495-5504
Published online Jun 28, 2016. doi: 10.3748/wjg.v22.i24.5495
Table 1 Types of intragastric balloons
BalloonMaterialVolumeWeight loss1Note
Orbera (Apollo Endosurgery)Silicone400-700 mL (saline)16.9 ± 0.9 kg (at 6 mo)[58]Most widely used and studied intragastric balloon
Volume adjustment at the time of placement
Spatz Adjustable Balloon system (Spatz FGIA)Silicone400-600 mL (saline)24 kg (at 12 mo)[64]Totally adjustable balloon
Approved for 12 mo of implantation
ReShape Duo® Integrated DualBalloon System (ReShape medical)Silicone900 mL (450 mL × 2) (saline)25.1 ± 1.6 %EWL (at 6 mo)[62]Two independent balloons connected to silicone shaft
The Elipse™ (Allurion Technologies)N/A450-550 mL (filling fluid)2.4 kg (at 6 wk)[19]Naturally swallowed, self-emptying, and naturally excreted
Obalon® Gastric Balloon (Obalon Therapeutics)N/A250 mL (air, nitrogen)5 kg (at 12 wk)[66]Can be swallowed
A second or a third balloon can be swallowed depending on patient’s progress
Heliosphere BAG® (Helioscopie)Polyurethane and silicone950 mL (air)16 ± 7 kg (at 6 mo)[23]Less than 30 g