Washington - A new weight loss device offers a novel approach to cutting calories: draining them from the stomach before they are fully digested.

The AspireAssist system consists of a thin tube implanted in the stomach, connecting to an outside port on the skin of the belly. About 20 minutes after finishing a meal, users connect the port to an external device, which drains some of the recently-consumed food into the toilet.

The manufacturer — Aspire Bariatrics based in King of Prussia, Pennsylvania — says its system removes about 30 percent of food stored in the stomach before it begins causing weight gain.

The Food and Drug Administration approved the device on Tuesday for adults who are obese, with a body mass index of 35 to 55, and have not been able to lose weight with other methods.... Read More: VIN