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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.
22.11. [ edit on Wikidata] Functional endoscopic sinus surgery ( FESS) is a procedure that is used to treat sinusitis and other conditions that affect the sinuses. Sinusitis is an inflammation of the sinuses that can cause symptoms such as congestion, headaches, and difficulty breathing through the nose. FESS is a minimally invasive procedure ...
Diving mask. A diving mask (also half mask, dive mask or scuba mask) is an item of diving equipment that allows underwater divers, including scuba divers, free-divers, and snorkelers, to see clearly underwater. [ 1][ 2] Surface supplied divers usually use a full face mask or diving helmet, but in some systems the half mask may be used. [ 2]
Paul Ian Cross, PhD. July 16, 2024 at 12:00 PM. Researchers were able to improve memory in mouse models of dementia through an experimental nasal spray treatment. Image credit: YEVHEN HOLOBORODKO ...
Tripcomp 3-Piece Hardside Luggage Set. $100 $400 Save $300. When we see a markdown this drastic, we take notice, especially when multiple items are included! This three-piece luggage set comes ...
The first plastic football helmet came in 1940. It was invented and patented by John T. Riddell and his son John T. Riddell Jr., of the John T. Riddell Company in Chicago, a sporting goods provider. The single molded shell was stronger, lighter, longer-lasting, and did not rot the way leather does when damp. Colors could also be baked into the ...
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Just days into her new role as the Democratic Party's likely presidential nominee, Kamala Harris is already facing a wave of Republican-backed attack ads questioning her personality, her ...