CN208318347U - A kind of operation smoke protective mask - Google Patents

A kind of operation smoke protective mask Download PDF

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Publication number
CN208318347U
CN208318347U CN201820975924.7U CN201820975924U CN208318347U CN 208318347 U CN208318347 U CN 208318347U CN 201820975924 U CN201820975924 U CN 201820975924U CN 208318347 U CN208318347 U CN 208318347U
Authority
CN
China
Prior art keywords
cover
protective mask
outlet valve
edge
mask
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201820975924.7U
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Chinese (zh)
Inventor
薛璠
季萍
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Province Hospital First Affiliated Hospital With Nanjing Medical University
Original Assignee
Jiangsu Province Hospital First Affiliated Hospital With Nanjing Medical University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jiangsu Province Hospital First Affiliated Hospital With Nanjing Medical University filed Critical Jiangsu Province Hospital First Affiliated Hospital With Nanjing Medical University
Priority to CN201820975924.7U priority Critical patent/CN208318347U/en
Application granted granted Critical
Publication of CN208318347U publication Critical patent/CN208318347U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of operation smoke protective masks, and including cover, bandage and the outlet valve being arranged on cover, polyurethane fiber bound edge is arranged in the cover edge, and the quadrangle of the polyurethane fiber bound edge is respectively fixedly connected with a bandage;The cover uses multilayer materials, and the multilayer materials are followed successively by pure cotton layer, electret melt-blow nonwoven, active carbon fiber fabrics and polypropylene fibre water proof nonwoven cloth by the inside contacted with people outward;It is to the left or side to the right is equipped with the outlet valve at the middle part of the cover.The bound edge material of the utility model cover surrounding is fine using polyurethane, and elasticity is good for the dimension of the material, can coat face completely, the sealing performance for improving mask edge, is fixed by two sides bandage, forms certain pressure between mask and cheek, it is not easy to shift, Secondary Control is not necessarily to after wearing.Mask takes into account the adaptability of wearer again while filtration surgery smog, and protection effect is good, and comfort level is high.

Description

A kind of operation smoke protective mask
Technical field
The utility model relates to a kind of protective mask, specifically a kind of operation smoke protective mask belongs to medical dress Standby technical field.
Background technique
Operation smoke is the visible smog of naked eyes that electrosurgery and laser surgey heating imperfect combustion fat and tissue generate, Wherein pathogen etc. is propagated containing harmful chemical component, challenge virus, competent cell, non-active particles, haematogenous.According to its shape State is divided into two classes: one kind is that the gas for causing tissue to burn due to high temperature and generating is known as " smog ";Another kind of is cell dissolution Cell liquid is caused to flow out to form fine mist, referred to as " aerosol ".The particle of general aerosol is big compared with smog, and operation smoke is gentle Most of medium Particulate Air kinetic diameter is 0.31 μm in colloidal sol, and for range at 0.01-0.80 μm, this is also most dangerous Particle size because this be easiest to lower respiratory tract deposit particle size.The alveolar diameter of human body lower respiratory tract 77% is low In 1.1 μm, particle herein removes the phagocytosis for relying only on macrophage, long-term to suck if discharge cannot be filtered in time Caused by human body harm as one can imagine.In addition, the blood, body fluid of patient and use are some dynamic in surgical procedure in order to prevent Powder generated when power equipment etc. splashes, and the use of safety goggles is also essential.Therefore the operation smoke protective mask of profession It is particularly important.
More mask, mainly general surgery's mask and KN95 particulate matter protective mask are clinically used at present.Commonly A kind of plane type mask that surgical face mask is mainly made of non-woven fabrics protective layer, filter layer, nonwoven polypropylene fabric internal layer, it and face Compactness is low, airtightness is poor.5 μm or more of particle can only be filtered out, enough Smoke Filter protections cannot be provided, it is straight to 0.3 μm The aerosol of diameter is only capable of reaching the filter efficiency of 20%-25%.KN95 particulate matter protective mask is most widely used at present breathing Protective mask, core filtering material are electret melt-blow nonwoven, and in the micron-scale, filter efficiency is high, to sky for fibre diameter The filter efficiency of aerodynamic diameter >=0.3 μm particle reaches 95% or more.But because its cup-shaped mask shape is fixed, to different faces People's adaptability of type differs greatly, and influences facial stickiness.In addition, the nose clip and lower edge of cup-shaped mask be easier to occur gas it is molten The position of glue leakage, needs to adjust the two positions in time, can improve the protection effect of mask, but in surgical procedure, wears Wearer's both hands remain sterile, can not voluntarily adjust.
Utility model content
Technical problem to be solved in the utility model is, the shortcomings that for the above prior art, proposes a kind of operation cigarette Mist protective mask improves the protective performance to wearer, while having taken into account wearer again by improving the structure on mask Adaptability, protection effect is good, and comfort level is high.
In order to solve the above-mentioned technical problem, the utility model provides a kind of operation smoke protective mask, including cover, bandage And the outlet valve on cover is set, polyurethane fiber bound edge, the polyurethane fiber packet is arranged in the cover edge The quadrangle on side is respectively fixedly connected with a bandage;The cover use multilayer materials, the multilayer materials by with people The inside of contact is followed successively by pure cotton layer, electret melt-blow nonwoven, active carbon fiber fabrics and polypropylene fibre water proof nonwoven cloth outward; To the left or side to the right is equipped with the outlet valve at the middle part of the cover, outlet valve is one-way valve structures, the row of the outlet valve Stomata is respectively facing the left and right sides of the cover.
The technical solution that the utility model further limits is: operation smoke protective mask above-mentioned, the cover it is upper Side is equipped with loose-leaf system safety goggles piece by fixed cell, and the loose-leaf system safety goggles piece is in the transparent of inverted trapezoidal structure Thin slice;Portion's width of the loose-leaf system safety goggles piece is equal with the width of the cover.
Operation smoke protective mask above-mentioned, the fixed cell include being arranged in cover upper edge fixation hole and setting In the convex block of the loose-leaf system safety goggles piece lower edge, the location matches of the position of the fixation hole and the convex block, by The convex block of the loose-leaf system safety goggles piece is connected in the fixation hole of the cover.
Further, operation smoke protective mask above-mentioned, the bandage on the upside of the cover on two angles connect by first Buckle is connected;Bandage on the downside of the cover on two angles is connected by the second connection buckle;First connector and second connects Buckle is the identical hollow short pipe of structure.
The beneficial effect that the utility model has are as follows: the bandage of the utility model mask is buckled using plastics connection buckle and fixed, more Add convenient firm, traditional lace-tied type is fixed to be easy to be scattered inconvenient, is difficult to remove once breaking into fast knot.The bound edge of cover surrounding Material is fine using polyurethane, and elasticity is good for the dimension of the material, can improve cladding face, improve the sealing performance at mask edge, lead to The fixation for crossing two sides bandage forms certain pressure between mask and cheek, is not easy to shift, and Secondary Control is not necessarily to after wearing.Cover The inner layer material of body uses pure cotton hydro-entangled non-woven fabric, and comfort, gas permeability, hygroscopicity, antistatic property are superior to fibers material. Filter layer uses active carbon fiber fabrics and electret melt-blow nonwoven, and wherein active carbon has high adsorption and high surface living Property, addition activated carbon filter layer can block particulate matter sucking, can also adsorb pernicious gas, remove odors;Electret melt-blown is non- Woven cloths are a kind of electrostatic micro-filtration materials, reach 95% or more to the filter efficiency of aerodynamic diameter >=0.3 μm particle, Filter efficiency meets the requirement of " protective respirator suction-self filtering type against particle respirator " (GB 2626-2006).In cover The outlet valve of upper setting can be effectively reduced expiratory resistance, and air-flow can be guided far from face and eyes, effectively avoid respiration heat Unsmooth breath caused by gas deposits and bacteria breed reduce sense of discomfort when wearing, and wearing glasses' mirror surface is avoided to generate water mist. Meanwhile using the two-way breath device in left and right, avoid the gas of exhalation being immediately discharged to operating field.The wearing of safety goggles piece securely may be used Lean on, pretective acreage it is big, effect is good, reduces the exposure of medical staff, reduces the possibility of infection, and wearer can be according to operation class Type is selectively worn, avoids unnecessary waste.The mask takes into account being suitble to for wearer again while filtration surgery smog Property, protection effect is good, and comfort level is high.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the utility model partial enlargement diagram.
Specific embodiment
The utility model is described in further detail below:
Embodiment 1
A kind of operation smoke protective mask provided in this embodiment, structure is as depicted in figs. 1 and 2, including cover 3, bandage 7 And the outlet valve 6 on cover is set, and cover edge setting polyurethane fiber bound edge 5, the four of polyurethane fiber bound edge 5 Angle is respectively fixedly connected with a bandage 7;Cover 3 uses multilayer materials, and multilayer materials are by lateral in contacting with people It is followed successively by pure cotton layer, electret melt-blow nonwoven, active carbon fiber fabrics and polypropylene fibre water proof nonwoven cloth outside;At the middle part of cover Side to the right is equipped with outlet valve, and outlet valve is one-way valve structures, and the gas vent of outlet valve 6 is respectively facing the left and right sides of cover.? The upside of cover is equipped with loose-leaf system safety goggles piece 1 by fixed cell, and loose-leaf system safety goggles piece is in inverted trapezoidal structure Transparent sheet;Portion's width of loose-leaf system safety goggles piece is equal with the width of cover.Fixed cell includes being arranged on cover Side edge fixation hole 2 and the convex block that loose-leaf system safety goggles piece lower edge is set, the position of fixation hole and the position of convex block Matching, is connected in the fixation hole of cover by the convex block of loose-leaf system safety goggles piece.Bandage on the upside of cover on two angles passes through First connection buckle 8 is connected;Bandage on the downside of cover on two angles is connected by the second connection buckle 4;First connector and second connects Buckle is the identical hollow short pipe of structure.
The shape of cover is designed as three-dimensional wear-type mask by the present embodiment, is connected by the fixed plastics that are changed to of traditional lace-tied type Buckle is fixed;It after mask is worn, is directly tightened, efficient quick, is won conveniently by plastic button.In the selection of material, cover Edge forms the nervous bound edge of a circle using flexible polyurethane fiber, effectively wraps up the face contour of people, can It is more bonded, the sealing performance at mask edge is improved, simultaneously because the connecting hinge formula safety goggles piece on cover, can pass through The bound edge of polyurethane fiber overcomes the problems, such as intractable to cover bring because of safety goggles piece.The cover outer layer of mask is using strong The polypropylene fibre water proof nonwoven cloth spent.Filter layer uses double layer design, and outer layer is active carbon fiber fabrics, internal layer using KN95 mask Filtering material electret melt-blow nonwoven;Internal layer uses pure cotton hydro-entangled non-woven fabric, and comfort, hygroscopicity, resists gas permeability Static behaviour is superior to fibers material.The two-way outlet valve in left and right is fixedly installed at the center of cover place to the right, and when expiration is open, inhales It is closed when gas.It is equipped with disposable loose-leaf system safety goggles piece, is designed using inverted trapezoidal, lower layer's length and mask upper layer length phase Deng.Three fixation holes do in eyeshade lower layer, are located at left and right sides and center, while respectively doing one in mask upper layer corresponding hole site and fixing Eyeshade is directly fixed on mask by block, when use, is won conveniently, not easily to fall off.
Above embodiments are only to illustrate the technical idea of the utility model, and the protection model of the utility model cannot be limited with this Enclose, it is all according to the utility model proposes technical idea, any changes made on the basis of the technical scheme each falls within this reality Within the scope of novel protected.

Claims (6)

1. a kind of operation smoke protective mask, including cover, bandage and the outlet valve being arranged on cover, it is characterised in that: Polyurethane fiber bound edge is arranged in the cover edge, and the quadrangle of the polyurethane fiber bound edge is respectively fixedly connected with one and ties up Band;The cover use multilayer materials, the multilayer materials by the inside contacted with people be followed successively by outward pure cotton layer, Electret melt-blow nonwoven, active carbon fiber fabrics and polypropylene fibre water proof nonwoven cloth;It is to the left or to the right at the middle part of the cover Side is equipped with the outlet valve.
2. operation smoke protective mask according to claim 1, it is characterised in that: the upside of the cover passes through fixed single Member is equipped with loose-leaf system safety goggles piece, and the loose-leaf system safety goggles piece is the transparent sheet in inverted trapezoidal structure.
3. operation smoke protective mask according to claim 2, it is characterised in that: the portion of the loose-leaf system safety goggles piece Width is equal with the width of the cover.
4. operation smoke protective mask according to claim 2, it is characterised in that: the fixed cell includes being arranged in cover Body upper edge fixation hole and the convex block that the loose-leaf system safety goggles piece lower edge is set, the position of the fixation hole with The location matches of the convex block are connected in the fixation hole of the cover by the convex block of the loose-leaf system safety goggles piece.
5. operation smoke protective mask according to claim 1, it is characterised in that: tying up on two angles on the upside of the cover Band is connected by the first connection buckle;Bandage on the downside of the cover on two angles is connected by the second connection buckle;Described first connects Interface and the second connection buckle are the identical hollow short pipe of structure.
6. operation smoke protective mask according to claim 1, it is characterised in that: the outlet valve is one-way valve structures, The gas vent of the outlet valve is respectively facing the left and right sides of the cover.
CN201820975924.7U 2018-06-22 2018-06-22 A kind of operation smoke protective mask Expired - Fee Related CN208318347U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820975924.7U CN208318347U (en) 2018-06-22 2018-06-22 A kind of operation smoke protective mask

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820975924.7U CN208318347U (en) 2018-06-22 2018-06-22 A kind of operation smoke protective mask

Publications (1)

Publication Number Publication Date
CN208318347U true CN208318347U (en) 2019-01-04

Family

ID=64769753

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201820975924.7U Expired - Fee Related CN208318347U (en) 2018-06-22 2018-06-22 A kind of operation smoke protective mask

Country Status (1)

Country Link
CN (1) CN208318347U (en)

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Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20190104

Termination date: 20200622