UZ Leuven Develops 'Smart' Balloon with a Small Magnet that Avoids a Second Operation for Fetuses with a Hole in the Diaphragm.

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Thanks to a simple magnet, fetuses with a hole in the diaphragm no longer need to undergo surgery twice, but only once in the mother's womb. Together with a hospital in France, UZ Leuven has developed a technique to remotely deflate a small balloon in the trachea, which helps the lungs grow.