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German researchers have developed a drug tablets containing a small camera can be controlled and suspended after swallowing patients.

The scientists found that in markets such pills containing small cameras but can not be controlled, making them unsuitable for testing throat and stomach, which requires the introduction of an internal Telescope thick as well.

Barrak said Falk charge of the team Fraunhofer: "Doctors in the future will be able to arrest the camera in the throat and moved to the top and bottom and heart and thus determine the angle at which they wish their presence there".

He added: "We have developed a magnetic no larger than a chocolate bar and the doctor may maintained during the examination and consequently moved the patient's body towards the top or bottom with internal tracking camera movement external