FIELD: medicine.
SUBSTANCE: in laryngeal mask, an O-ring cuff is formed by a U-shaped rim and a part of a large-port gastrodrainage of a special shape, inserting a gastric probe into which forms two auxiliary gaping passes for promoting the free discharge of gastric material or gas found close to an oesophageal funnel to the mouth cavity. The device can additionally comprise reinforcing components are used to avoid respiratory canal occlusion by patient's teeth. The declared laryngeal mask, except for the reinforcing components, represents a monolith and is formed by 1 cycle of injection-moulding machine operation that causes its absolutely low cost price.
EFFECT: laryngeal mask provides high patient's safety ensured by the effective discharge of the gastric material from a glottal aperture and demonstrate the practical simplicity of installation and good hermetism; it can be effectively used in clinical practice even in the patients with a risk of regurgitation and emergency patients.
5 cl, 5 dwg
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