A gun that sprays out a protective web of synthetic skin to cover burns and wounds could soon be used by doctors, allowing patients to avoid the pain of re-dressing wounds with bandages. The handheld battery-powered device uses a laser to target the injured area and then spins a breathable mesh that mimics the structure of real skin. Nanomedic, the Israeli company that invented the gun, called Spincare, says that it allows burns patients to move more easily and to shower, which is often difficult with traditional bandages.

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