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The nasal helmet was characterised by a nose guard, or 'nasal', composed of a single strip of metal that extended down from the skull or browband over the nose to provide partial facial protection. This helmet appeared throughout Western Europe in the late 9th century, and became the predominant form of head protection until the enclosed helmet ...
The forehead flap is known as the best donor site for repairing nasal defects because of its size, superior vascularity, skin color, texture and thickness. [1] [3] [4] Especially the color and texture of the forehead skin matches exactly with the skin of the nose. This is why the forehead flap is used so much for nasal reconstruction.
Samantha Cristoforetti demonstrating the use of the Valsalva device in the Sokol space suit. The Valsalva device is a device used in spacesuits, some full face diving masks, and diving helmets to allow astronauts and commercial divers to equalize the pressure in their ears by performing the Valsalva maneuver inside the suit without using their hands to block their nose.
11th century Moravian nasal helmet, Vienna. One of the few remaining examples of such helmets. The nasal helmet was a type of combat helmet characterised by the possession of a projecting bar covering the nose and thus protecting the centre of the face; it was of Western European origins and was used from the late 9th century to at least c. 1250.
A triangle of face tissue, including the nose and mouth, was taken from a brain-dead female donor and grafted onto the patient. [15] Scientists elsewhere had performed scalp and ear transplants, but the claim was the first for the transplant of a mouth and nose, the most difficult parts of the face to transplant. [ 16 ]
The enclosed helmet was created by adding a face-protecting plate, pierced for sight and breathing, and by extending downwards the back and sides of a flat-topped helmet, to produce a cylindrical helm. [4] From the evidence of extant contemporary illustrations the face protection was added first, probably as an extension of the pre-existing nasal.
A diver in a pool wearing an AGA full face mask A diver wearing an Ocean Reef full face mask Head protection helmet for use with Ocean Reef full face diving mask. A full-face diving mask is a type of diving mask that seals the whole of the diver's face from the water and contains a mouthpiece, demand valve or constant flow gas supply that provides the diver with breathing gas. [1]
Shorwell helmet The Shorwell helmet Material Iron Created 500–550 AD Discovered 2004 Shorwell, Isle of Wight Present location British Museum, London Registration 2006,0305.67 The Shorwell helmet is an Anglo-Saxon helmet from the early to mid-sixth century AD found near Shorwell on the Isle of Wight in southern England. It was one of the grave goods of a high-status Anglo-Saxon warrior, and ...