Sunday, March 6, 2011

Stomach pacemakers: a new treatment for obesity

Stomach stapling and gastric bands are some of the more extreme methods for those who can't fight their obesity. Now there's something called a stomach pacemaker, as an additional option.

The stomach pacemaker was approved by the U.K. in February, and is now available for sale across the European Union. It consists of a stimulator and a surgically implanted sensor placed onto the stomach.

The stomach pacemaker, much like a cardiac pacemaker, sends out electrical impulses. In this case, the pulses are supposed to trick the stomach into thinking it's full. In the U.S., the device is under a clinical trial.

In two studies, about 65 patients have received the device from U.S. pacemaker manufacturer Intrapace. Of those who have had the pacemaker for at least a year, about half of the patiens, most have lost about 20 percent of their weight, and more importantly, kept it off.

Interestingly, other stomach pacemakers are already on the U.S. market. However, most of those are to relieve symptoms such as nausea and vomiting, not help users lose weight.

Via: MSNBC

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