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CASE 15 / Medical

An ingestible origami robot unfolds

A robot unfolds from a capsule and uses magnetic guidance to remove a button battery in a simulated stomach.

MIT · Origami robot2016
The capsule and unfolded origami robot.
The capsule and unfolded origami robot.Photo: Melanie Gonick / MIT · CC BY-NC-ND 3.0

Watch the video

Official MIT CSAIL video · simulated-stomach experiment · MIT CSAIL · 1080p source video

Original video source
01 / STUDY

Mechanism and experiments

Demonstrations use a simulated esophagus and silicone stomach, with water and lemon juice standing in for gastric fluid.

02 / CONTEXT

Test conditions and scope

The demonstration used simulated oesophageal and gastric environments, without clinical use.

03 / SOURCE

Papers and primary sources

Ingestible origami robot
MIT News · research by Shuhei Miyashita and collaborators
MIT / CSAIL · 2016 research report

Further reading