I&#x27;m more intrigued by the possibility of healing stomach wounds than by retrieving small items from the stomach with this robot.  Stomach contents are emptied into the intestines within a few hours [1].  Based on my most recent visit to the emergency room, you would have to be pretty damn lucky to actually see a doctor fast enough for this to be useful.<p>[1] <a href="http:&#x2F;&#x2F;arbl.cvmbs.colostate.edu&#x2F;hbooks&#x2F;pathphys&#x2F;digestion&#x2F;basics&#x2F;transit.html" rel="nofollow">http:&#x2F;&#x2F;arbl.cvmbs.colostate.edu&#x2F;hbooks&#x2F;pathphys&#x2F;digestion&#x2F;ba...</a>