CN211747140U - Medical protective facial mask of decompression type - Google Patents

Abstract

The utility model belongs to the technical field of medical sanitary articles, relates to a decompression type medical protective mask, the main structure comprises a mask, a nose clip, a mask belt, a foam dressing and a hydrocolloid dressing, the filtering efficiency of the mask reaches 95 percent, the mask is of an inward concave structure, the nose clip is fixed at the central position of the upper part of the mask, the mask belt is arranged at the outer side of the mask, the mask belt is an elastic rubber belt or an elastic belt, the foam dressing can absorb seepage without adhesion, the foam dressing is fixed at the position close to the upper edge of the upper part of the inner side of the mask through sewing or 3M glue, the hydrocolloid dressing is fixed at the inner side of the foam dressing through sewing or 3M glue, the local pressure of the upper edge of the mask to the nose bridge and the face of medical staff is relieved, the skin of the face is prevented from being crushed, the sweat on the face is absorbed, the air inside, the working efficiency is improved, the whole structure is simple in design, safe and reliable, and the application environment is friendly.

Description

Medical protective facial mask of decompression type

The technical field is as follows:

the utility model belongs to the technical field of medical health supplies, a medical protective facial mask of decompression type is related to, especially a prevention cover glass crush the bridge of the nose and the decompression type anti-virus gauze mask of the absorbable sweat of face, also can avoid wearing the gauze mask for a long time because of nose presss from both sides the friction and crush the skin.

Background art:

the mask is a sanitary article, generally refers to a device which is worn at the mouth and nose part and used for filtering air entering the mouth and nose so as to prevent harmful gas, smell and spray from entering and exiting the mouth and nose of a wearer, and is made of gauze or paper and the like. The mask has a certain filtering function on air entering the lung, and has a very good effect when being worn in respiratory infectious diseases and working in environments polluted by dust and the like.

The hospital is the high-risk place of virus and bacterial propagation, doctor and nurse are for oneself and patient's safety, no matter be the operation or all need wear the gauze mask when looking into the ward, can compress tightly the nose clip when wearing the gauze mask, it is tight to make gauze mask and facial laminating, however, the time is a long time, the nose clip can rub and weigh the facial skin, especially when the epidemic situation takes place, medical personnel can also wear goggles and anti-virus gauze mask and use together at the treatment scene, wear easily for a long time and cause the pressure nature damage of not equidimension at face and bridge of the nose, influence medical personnel's body sense travelling comfort and normal work. At present medical gauze mask includes the gauze mask face body and stretching strap, and wherein the inlayer material of the gauze mask face body generally is water absorbable type non-woven fabrics material, and the gauze mask of this kind of material is comfortable although wearing, but after the gauze mask uses, and the position that contacts with the mouth nose on the inlayer generally can leave mouth nose secretion and sweat, and this leads to breeding of bacterium very easily, wears for a long time and just probably receives the infringement of bacterium. Therefore, seek to design a medical protective facial mask of decompression type, set up the foam dressing, alleviate the face's wound that the oppression of goggles caused, set up hydrocolloid at foam dressing internal surface, with the seamless laminating of face, comfortable and can absorb moisture such as sweat, the prevention reaches the reduction medical personnel work damage, enables medical personnel to work better, kills better and holds up the wound, serves for patient.

The utility model has the following contents:

the utility model aims to overcome the shortcoming that prior art exists, propose and design the medical protective facial mask of decompression type to solve the problem of wearing the goggles for a long time and crushing wound facial skin, solve and wear anti-virus gauze mask for a long time and crush wound and scotch facial skin's problem because of the nose presss from both sides, overcome the defect that current anti-virus gauze mask easily receives sweat pollution, improve the poor problem of current anti-virus gauze mask hygroscopicity, improve the comfort of wearing the gauze mask, improve and care the condition.

In order to realize the above utility model purpose, the utility model relates to a medical protective facial mask's of decompression type major structure includes: face mask, nose clip, mouth mask belt, foam dressing, hydrocolloid dressing; the mask is a mask body of an N95 mask, and the filtering efficiency of the mask reaches 95% under the detection condition specified by NIOSH standard; the face mask is of a concave structure, so that a sufficient three-dimensional space is formed between the face mask and the mouth and nose; the nose clip is fixed at the center of the upper part of the mask, is arranged outside the mask, is made of metal or plastic, has plasticity and strength, and is convenient for sealing between the mask and the cheek of the nose when being worn; the two mask belts respectively penetrate through two sides of the mask and can be fixed on the head or hung on the ears; the thickness of the foam dressing is 2-4 mm, the length of the foam dressing is the same as that of the upper edge of the mask, the width of the foam dressing is 10-20 mm, the foam dressing is fine and soft in texture, uniform in pore size, capable of absorbing seepage and not adhering, capable of avoiding bacterial growth, and fixed at the position, close to the upper edge, of the upper portion of the inner side of the mask through sewing or 3M glue; the length and width dimension of hydrocolloid dressing are with the foam dressing, and thickness is 0.5 ~ 2mm, and hydrocolloid dressing is fixed at the foam dressing inboard through sewing up or 3M glue, can absorb moisture such as sweat.

Preferably, the foam dressing is a Conlepuba Bayer-free adhesive foam dressing.

Preferably, the hydrocolloid dressing is a hydrocolloid dressing with the specification model 3533 and the brand name of conWhel.

The utility model discloses when using, with hydrocolloid dressing side buckle around the oronasal, take the cover overhead or hang in the ear with the gauze mask, thumb and forefinger pinch the nose clamp, make face guard and face's laminating, make hydrocolloid dressing laminating at bridge of the nose and face simultaneously, prevent effectively that the goggles from crushing facial skin or prevent that gauze mask friction face from causing the wound.

Furthermore, the face mask is of a concave structure, so that a sufficient three-dimensional space is formed between the face mask and the mouth and nose, and the face mask consists of three layers, namely a skin-friendly non-woven fabric layer, a filtering layer and a non-woven fabric layer from inside to outside in sequence; the nose clip is fixed at the center of the upper part of the outer non-woven fabric layer. Furthermore, the face mask is provided with an exhalation valve which is a check valve at the upper part of the mask and only allows exhaled air to pass through the exhalation valve to be exhausted out of the face mask, and the exhalation valve is closed when in inhalation.

Compared with the prior art, the utility model is provided with the foam dressing, thereby relieving the local pressure of the upper edge of the mask on the nose bridge and the face of the medical staff and preventing the skin of the face from being crushed; absorb the facial sweat, keep the air in the mask dry, improve the anti-virus performance; the hydrocolloid is soft and attached to the face, so that the comfort is good; medical care conditions are effectively improved, and the working efficiency is improved; the device has the advantages of reasonable and simple integral structure design, scientific principle, safety, reliability, good universality, convenient popularization and environment-friendly application.

Description of the drawings:

fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the pressure reducing structure of the present invention.

The specific implementation mode is as follows:

the present invention will be further described with reference to the following specific embodiments and accompanying drawings.

Example 1:

the medical protective facial mask of decompression type that this embodiment relates to, its major structure includes: the mask comprises a face mask 1, a nose clip 2, a mouth mask belt 3, a foam dressing 4 and a hydrocolloid dressing 5; the mask 1 is a mask body of an N95 mask, and the filtering efficiency of the mask reaches 95% under the detection condition specified by NIOSH standard; the face mask 1 is of a concave structure, so that a sufficient three-dimensional space is formed between the face mask 1 and the mouth and nose; the nose clip 2 is fixed at the center of the upper part of the face mask 1, is arranged outside the face mask 1, is made of metal or plastic, has plasticity and strength, and is convenient to seal between the face mask 1 and the cheek of the nose when being worn; the mask belts 3 are elastic rubber belts or elastic belts, and the two mask belts 3 respectively penetrate through the two sides of the mask 1 and can be fixed on the head or hung on the ears; the thickness of the foam dressing 4 is 2-4 mm, the length of the foam dressing 4 is the same as that of the upper edge of the face mask 1, the width of the foam dressing 4 is 10-20 mm, the texture is fine and soft, the pore diameter is uniform, seepage can be absorbed without adhesion, bacterial growth can be avoided, and the foam dressing 4 is fixed at the position, close to the upper edge, of the upper part of the inner side of the face mask 1 through sewing or 3M glue; the length and width dimensions of hydrocolloid dressing 5 are 0.5 ~ 2mm with foam dressing 4, and thickness, and hydrocolloid dressing 5 is fixed in foam dressing 4 inboard through sewing up or 3M glue, can absorb moisture such as sweat.

Preferably, the foam dressing 4 is a conlebur bayer's adhesive-free foam dressing.

Preferably, the hydrocolloid dressing 5 is a hydrocolloid dressing with the specification model 3533 of ConWhile brand.

This embodiment is when using, detains 5 sides of hydrocolloid dressing around the oronasal, takes 3 covers overhead or hangs at the ear with the gauze mask, and thumb and forefinger pinch pressure nose clamp 2 make 1 and the laminating of face guard, make 5 laminating of hydrocolloid dressing at bridge of the nose and face simultaneously, prevent effectively that the goggles from crushing facial skin or prevent that gauze mask friction face from causing the wound.

Example 2:

the main structure of the decompression type medical protective mask related to the embodiment is the same as that of the embodiment 1, the mask 1 is of a concave structure, so that a sufficient three-dimensional space is formed between the mask 1 and the mouth and nose, the mask 1 consists of three layers, namely a skin-friendly non-woven fabric layer, a filter layer and a non-woven fabric layer from inside to outside in sequence; the thickness of the foam dressing 4 is 3mm, the length of the foam dressing is the same as that of the upper edge of the face mask 1, the width of the foam dressing 4 is 15mm, the texture is fine and soft, the aperture is uniform, seepage can be absorbed without adhesion, bacterial growth can be avoided, and the foam dressing 4 is fixed at the position, close to the upper edge, of the upper part of the inner side of the skin-friendly non-woven fabric layer through sewing or 3M glue; the length and width of the hydrocolloid dressing 5 are the same as those of the foam dressing 4, the thickness of the hydrocolloid dressing 5 is 1mm, and the hydrocolloid dressing 5 is fixed on the inner side of the foam dressing 4 through sewing or 3M glue; the nose clip 2 is fixed at the center of the upper part of the outer layer non-woven fabric layer.

Example 3:

the main structure of the decompression type medical protective mask related to the embodiment is the same as that of the embodiment 1 or the embodiment 2, the mask 1 is provided with an exhalation valve which is a check valve at the upper part of the mask and only allows exhaled air to pass through the exhalation valve to be exhausted out of the mask 1, and the valve is closed when the patient inhales.

Claims (3)

1. A decompression type medical protective mask is characterized in that the main structure comprises a mask, a nose clip, a mask belt, a foam dressing and a hydrocolloid dressing; the mask is a mask body of an N95 mask, and the filtering efficiency of the mask reaches 95% under the detection condition specified by NIOSH standard; the face mask is of a concave structure, so that a sufficient three-dimensional space is formed between the face mask and the mouth and nose; the nose clip is fixed at the center of the upper part of the mask, is arranged outside the mask, is made of metal or plastic, has plasticity and strength, and is convenient for sealing between the mask and the cheek of the nose when being worn; the two mask belts are elastic rubber belts or elastic belts and respectively penetrate through the two sides of the mask; the thickness of the foam dressing is 2-4 mm, the length of the foam dressing is the same as that of the upper edge of the mask, the width of the foam dressing is 10-20 mm, the foam dressing can absorb seepage liquid and is not adhered, and the foam dressing is fixed on the upper portion of the inner side of the mask close to the upper edge through sewing or 3M glue; the length and width of hydrocolloid dressing are the same as those of foam dressing, and the thickness of hydrocolloid dressing is 0.5-2 mm, and hydrocolloid dressing is fixed on the inner side of foam dressing through sewing or 3M glue.

2. The pressure-reducing medical protective mask as recited in claim 1, wherein the foam dressing is a conbee bayer non-adhesive foam dressing, and the hydrocolloid dressing is a conwler hydrocolloid dressing of 3533.

3. The pressure-reducing medical protective mask according to claim 1 or 2, wherein the mask is composed of three layers, which are a skin-friendly non-woven fabric layer, a filter layer and a non-woven fabric layer in sequence from inside to outside, the nose clip is fixed at the center of the upper part of the outer non-woven fabric layer, and the mask is provided with an exhalation valve which is a check valve at the upper part of the mask.

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