Mask medical disposable with adjustable size

摘要

The utility model refers to devices designed to protect the respiratory organs from various harmful impurities contained in the air, such as dust, bacteria, viruses, aerosols, and the like. A disposable medical mask with a size adjustment comprises a web of a rectangular-shaped respiratory unit with transverse folds made of a non-woven filter material, comprising a mask-to-head attachment device made in the form of a behind-the-hinge loop or a string, comprising a nacon made in the form of a flexible inelastic elongated insert strip , sewn into the upper edge of the respiratory unit, contains additional flexible oblong insertion strips sewn into the web of the respiratory unit parallel to the nasone. The patented technical solution is a design that has the following essential distinctive features:;- the web of the respiratory unit is made of three-layered, the outer layer intended for contact with the surrounding space and the inner layer intended for contact with the face are made of a spunbond type material based on polypropylene, and the middle layer is made of a meltblown material based on polypropylene,;- the first from the upper edge of the respiratory unit of the fold is made with a fold of the web upwards, and the second and third folds, respectively, with the folds of the canvas downwards;- the middle additional flexible oblong strip-insert is sewed between the first and second folds and is made of elastic material;- the lower additional flexible oblong strip-insert is sewn into the lower edge of the respiratory unit and is made of an inelastic material.