CN110289116B - Particle operation protective device effectively attached to mouth and nose - Google Patents
Particle operation protective device effectively attached to mouth and nose Download PDFInfo
- Publication number
- CN110289116B CN110289116B CN201910551810.9A CN201910551810A CN110289116B CN 110289116 B CN110289116 B CN 110289116B CN 201910551810 A CN201910551810 A CN 201910551810A CN 110289116 B CN110289116 B CN 110289116B
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- CN
- China
- Prior art keywords
- protective
- framework
- groove
- mouth
- nose
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- 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
Links
- 230000001681 protective effect Effects 0.000 title claims abstract description 82
- 239000002245 particle Substances 0.000 title claims abstract description 21
- 239000010410 layer Substances 0.000 claims abstract description 32
- 239000011241 protective layer Substances 0.000 claims abstract description 15
- 230000003385 bacteriostatic effect Effects 0.000 claims abstract description 6
- 230000029058 respiratory gaseous exchange Effects 0.000 claims abstract description 4
- 238000003780 insertion Methods 0.000 claims description 12
- 230000037431 insertion Effects 0.000 claims description 10
- 229920000742 Cotton Polymers 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 7
- 239000004033 plastic Substances 0.000 claims description 6
- 229920003023 plastic Polymers 0.000 claims description 6
- 229920000297 Rayon Polymers 0.000 claims description 4
- 239000004744 fabric Substances 0.000 claims description 4
- 239000003292 glue Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000001356 surgical procedure Methods 0.000 claims 2
- 239000011248 coating agent Substances 0.000 abstract description 6
- 238000000576 coating method Methods 0.000 abstract description 6
- 230000002285 radioactive effect Effects 0.000 abstract description 5
- 230000008859 change Effects 0.000 abstract description 4
- 230000005855 radiation Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 4
- 230000000844 anti-bacterial effect Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 206010028980 Neoplasm Diseases 0.000 description 2
- 230000001815 facial effect Effects 0.000 description 2
- 238000002513 implantation Methods 0.000 description 2
- 230000003471 anti-radiation Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 201000011510 cancer Diseases 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 210000003238 esophagus Anatomy 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000003405 preventing effect Effects 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
- G21F3/00—Shielding characterised by its physical form, e.g. granules, or shape of the material
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The invention discloses a particle operation protection device effectively attached to the mouth and the nose, and relates to the technical field of radioactive particle operation protection. The invention comprises a protective cover body; the protective cover body comprises a protective framework, a breathable layer and a protective layer; two sides of the protective cover body are respectively connected with ear belts through connecting pieces; the connecting piece is clamped on the protective framework; the protective framework is provided with air holes for mouth and nose breathing; an inner core is arranged in the protective framework. The invention adopts the form that the connecting piece is clamped with the protective framework, the ear belt and the connecting piece are convenient to disassemble and install, and the service life of the mask is prolonged; the inner core is convenient to mount and dismount, and has better radiation-proof, dustproof and bacteriostatic effects; the edge department of inoxidizing coating extends to the protection skeleton inboard, and extends the department and cover by ventilative layer, has better radiation protection effect, and makes ventilative layer, inoxidizing coating be convenient for change, clean through the mode of magic subsides, zip fastener.
Description
Technical Field
The invention belongs to the technical field of radioactive particle operation protection, and particularly relates to a particle operation protection device effectively attached to the mouth and the nose.
Background
The radioactive particle stent implantation treatment is widely used for local treatment of malignant tumors of esophagus and trachea at present, can effectively relieve compression symptoms caused by the tumors and save lives of patients, and has the characteristic of high local control rate of the tumors.
When the radioactive particle stent is placed into a treatment operation, goggles and protective masks are needed, in order to reduce the radiation damage of the radioactive particle implantation to the medical care personnel, patients, family members and other surrounding people, a particle operation protective device which is effectively attached to the mouth and the nose is provided,
disclosure of Invention
The invention aims to provide a particle operation protective device effectively attached to the mouth and the nose, which is a protective device formed by a protective framework, a breathable layer arranged on the inner side of the protective framework, a protective layer arranged on the outer side of the protective framework, ear bands clamped on ear frameworks on two sides of the protective framework and an inner core.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a particle operation protective device which is effectively attached to the mouth and the nose, comprising a protective cover body; the protective cover body comprises a protective framework which is attached to the facial features of a human body, a breathable layer arranged on the inner side of the protective framework and a protective layer arranged on the outer side of the protective framework; the two sides of the protective cover body are respectively connected with ear belts through connecting pieces; wherein the breathable layer is a cotton cloth layer, the thickness of the cotton cloth layer is 0.1-0.3 cm, and the protective layer is a protective clothing material layer with lead equivalent of 0.5 mm; the connecting pieces are clamped on the ear frameworks at two sides of the protective framework; the protective framework is provided with an air hole for breathing through the mouth and the nose; the protective framework is internally provided with a mounting groove communicated with the air vent, and an inner core is inserted in the mounting groove; the inner core is one or the combination of the dustproof core and the bacteriostatic core, and is positioned by a baffle clamped on the protective framework.
Furthermore, the breathable layer and the protective layer are laid on the protective framework through magic tapes or viscose glue, or are sleeved on the protective framework after being sewn and are zipped through a zipper.
Furthermore, the connecting piece is a stainless steel ring or a plastic ring, and is fixedly arranged on an inserting block; the inserting block is of a rectangular structure, one side of the inserting block is provided with a sliding groove, and the other side of the inserting block is provided with a clamping groove communicated with the sliding groove; the sliding groove and the clamping groove are arranged in an L shape; an annular groove is formed in the groove wall of the sliding groove, and a push rod is arranged in the annular groove in a sliding mode.
Furthermore, the end part of the ejector rod is wedge-shaped, a limiting plate is arranged on the periphery of the ejector rod, and a return spring positioned between the limiting plate and the end face of the annular groove is sleeved on the ejector rod; when the reset spring is in a compressed state, the wedge-shaped end of the ejector rod extends to the clamping groove of the insertion block.
Furthermore, an inserting hole which is matched and corresponding to the inserting block is formed in the ear framework, and a groove is formed in the inner wall of the inserting hole; a clamping column matched and corresponding to the clamping groove is arranged in the groove in a sliding mode through a spring; the end part of the clamping column is provided with a round angle.
Furthermore, the baffle is a rectangular plate, and a first channel is formed in one surface of the baffle; the other surface of the baffle is provided with a second channel communicated with the first channel.
Furthermore, a notch corresponding to the baffle in a matched manner is arranged below the protective cover body; a clamping groove is formed in the inner wall of the notch.
Furthermore, a push plate is arranged in the baffle in a sliding mode, the push plate is a rectangular plate, and a push rod is fixed on the push plate; the push plate is arranged in the second channel in a sliding mode and corresponds to the clamping groove in the protective framework in a matched mode; the push rod is arranged in the first channel in a sliding mode.
Furthermore, the edge of the protective layer extends to the inner side of the protective framework by 1-3 cm, and the extending part is covered by the breathable layer.
Furthermore, the protective framework and the ear framework are made of plastics or lead rubber.
The invention has the following beneficial effects:
1. according to the invention, the connecting pieces are inserted into the ear frameworks on the two sides of the protective framework, if the ear belts are installed by directly adopting the connecting rings fixed on the protective framework, the ear belts cannot be connected with the mask after the installation rings are damaged, the ear belts are convenient to replace by adopting the mode, the clamping mode is adopted, the disassembly and the installation are convenient, and the service life of the mask is prolonged.
2. According to the invention, the inner core is arranged in the protective framework, the inner core is one or the combination of the dustproof core and the antibacterial core, and the inner core is convenient to install and disassemble, so that better radiation protection, dust prevention and antibacterial effects are achieved.
3. The breathable layer is a 0.1-0.3 cm cotton layer, the protective layer is a 0.5mm lead equivalent protective clothing material layer, the breathable layer and the protective layer are laid on the protective framework through magic tapes or viscose glue or are sleeved on the protective framework after being sewn and pulled together through a zipper, the edge of the protective layer extends to the inner side of the protective framework by 1-3 cm, the extending part is covered by the breathable layer, the anti-radiation effect is good, and the breathable layer and the protective layer are convenient to replace and clean through the magic tapes and the zipper.
Of course, it is not necessary for any product to practice the invention to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of a particle surgical protective device for effectively fitting the mouth and nose according to the present invention;
FIG. 2 is a schematic view of the internal structure of the particle surgical protective device effectively attached to the mouth and nose of the present invention;
FIG. 3 is a front view of the structure of FIG. 2;
FIG. 4 is a schematic view of a connection structure of the protective frame and the baffle plate according to the present invention;
FIG. 5 is a schematic view of an exploded structure of the connection part of the connecting member and the ear frame;
FIG. 6 is a schematic structural view of a protective framework according to the present invention;
FIG. 7 is a schematic view of a protective framework of the present invention in a partial cross-sectional configuration;
FIG. 8 is a schematic view of the structure of the ear framework of the present invention;
FIG. 9 is a schematic cross-sectional view of an ear armature of the present invention;
FIG. 10 is a schematic view of the structure of the connector of the present invention;
FIG. 11 is a cross-sectional view schematically showing the construction of the connector according to the present invention;
FIG. 12 is a schematic structural view of the carrier rod of the present invention;
FIG. 13 is a schematic view of the construction of the baffle of the present invention;
FIG. 14 is a schematic view of the structure of a push plate according to the present invention;
FIG. 15 is a schematic view of the construction of the inner core of the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
1-protective cover body, 2-ear strap, 3-connecting piece, 4-protective framework, 5-air vent, 6-baffle, 7-ear framework, 8-push plate, 9-ejector rod, 10-inner core, 301-insertion block, 3011-sliding groove, 3012-annular groove, 3013-clamping groove, 401-notch, 402-mounting groove, 403-clamping groove, 601-first channel, 602-second channel, 701-insertion hole, 702-groove, 703-clamping column, 704-spring, 801-push rod and 901-limiting plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "periphery," "side," "end," "bottom," and the like are used in an orientation or positional relationship indicated for ease of description and simplicity of description, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be considered as limiting.
Referring to fig. 1-15, the present invention provides a particle surgical protection device for effectively adhering to the mouth and nose, which comprises a protection mask body 1; the protective cover body 1 is in a mask form, the outer contour of the protective cover body is the same as that of the mask, and the protective cover body 1 comprises a protective framework 4 which is attached to the facial features of a human body, a breathable layer arranged on the inner side of the protective framework 4 and a protective layer arranged on the outer side of the protective framework 4; wherein, ventilative layer is the cotton layer, the thickness on cotton layer is 0.1 ~ 0.3cm, effective laminating mouth nose, and the gas permeability has, the inoxidizing coating is the protective clothing material layer of 0.5mm lead equivalent, ventilative layer, the inoxidizing coating is laid on protection skeleton 4 through magic subsides or viscose, or cup joint on protection skeleton 4 and draw through the zip fastener after both are sewed up, the edge department of inoxidizing coating extends to the inboard 1 ~ 3cm of protection skeleton 4, and the extension is covered by ventilative layer, protection skeleton 4, ear skeleton 7 adopts plastics to make or lead rubber to make, paste through the magic, the mode of zip fastener makes ventilative layer, the inoxidizing coating is convenient for change, it is clean, keep the health of protective face mask.
Wherein, two sides of the protective cover body 1 are respectively connected with ear belts 2 through a connecting piece 3; the connecting piece 3 is clamped on the ear frameworks 7 at two sides of the protective framework 4, the connecting piece 3 is a stainless steel ring or a plastic ring, and the connecting piece 3 is fixedly arranged on an insertion block 301; the insertion block 301 is of a rectangular structure, one side of the insertion block 301 is provided with a chute 3011, and the other side of the insertion block 301 is provided with a clamping groove 3013 communicated with the chute 3011; the chute 3011 and the clamping groove 3013 are arranged in an L shape; a ring groove 3012 is formed on the groove wall of the chute 3011, a push rod 9 is slidably arranged in the ring groove 3012, the end of the push rod 9 is wedge-shaped, a limit plate 901 is arranged on the periphery of the push rod 9, and a return spring positioned between the limit plate 901 and the end face of the ring groove 3012 is sleeved on the push rod 9; when the reset spring is in a compressed state, the wedge-shaped end of the ejector rod 9 extends to the clamping groove 3013 of the insertion block 301, the ear framework 7 is provided with an insertion hole 701 corresponding to the insertion block 301 in a matched mode, and the inner wall of the insertion hole 701 is provided with a groove 702; a clamping column 703 corresponding to the clamping groove 3013 is slidably arranged in the groove 702 through a spring 704; the end part of the clamping column 703 is provided with a round angle, the ejector rod 9 is pushed, the clamping column 703 is ejected, the connecting piece 3 can be detached, and if the connecting ring fixed on the protective framework 4 is directly adopted to install the ear belt 2, the ear belt 2 cannot be connected with the mask after the installation ring is damaged; the ear belt 2 is convenient to replace by adopting the mode; when the ear belt 2 damages alone, can change the ear belt 2 alone, when the connecting piece 3 damages together, can change together, adopt the form of joint, dismantle, simple to operate, the live time of extension face guard.
Wherein, the protective framework 4 is provided with an air hole 5 for the mouth and nose to breathe; a mounting groove 402 communicated with the air vent 5 is arranged in the protective framework 4, and an inner core 10 is inserted in the mounting groove 402; the inner core 10 is one or the combination of the dustproof core and the bacteriostatic core, the dustproof core and the bacteriostatic core are made of the materials of the existing dustproof mask and bacteriostatic mask, if the inner core is positioned at a thin air position, oxygen can be connected to the mask to ensure the normal breathing of a user, the inner core 10 is positioned by a baffle 6 clamped on the protective framework 4, the baffle 6 is a rectangular plate, and a first channel 601 is formed in one surface of the baffle 6; a second channel 602 communicated with the first channel 601 is formed in the other surface of the baffle 6, and a notch 401 corresponding to the baffle 6 in a matched mode is formed below the protective cover body 1; a clamping groove 403 is formed in the inner wall of the notch 401, a push plate 8 is arranged in the baffle 6 in a sliding mode, the push plate 8 is a rectangular plate, and a push rod 801 is fixed on the push plate 8; the push plate 8 is slidably arranged in the second channel 602 and is matched and corresponding to the clamping groove 403 on the protective framework 4; push rod 801 slides and sets up in first channel 601, promotes push pedal 8 and realizes the dismantlement of baffle 6, and the installation of inner core 10 is dismantled conveniently, and the cooperation is used the eye-shade, plays better radiation protection, dustproof, antibacterial effect.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (7)
1. A particle operation protective device effectively attached to the mouth and the nose is characterized by comprising a protective cover body (1);
the protective cover body (1) comprises a protective framework (4) attached to the face characteristics of a human body, a breathable layer arranged on the inner side of the protective framework (4) and a protective layer arranged on the outer side of the protective framework (4); the two sides of the protective cover body (1) are respectively connected with ear bands (2) through connecting pieces (3);
wherein the breathable layer is a cotton cloth layer, the thickness of the cotton cloth layer is 0.1-0.3 cm, and the protective layer is a protective clothing material layer with lead equivalent of 0.5 mm;
the connecting piece (3) is clamped on the ear frameworks (7) at two sides of the protective framework (4);
the protective framework (4) is provided with air holes (5) for mouth and nose breathing;
a mounting groove (402) communicated with the air vent (5) is formed in the protective framework (4), and an inner core (10) is inserted in the mounting groove (402);
the inner core (10) is one or the combination of a dustproof core and a bacteriostatic core, and the inner core (10) is positioned by a baffle (6) clamped on the protective framework (4);
the connecting piece (3) is a stainless steel ring or a plastic ring, and the connecting piece (3) is fixedly arranged on an inserting block (301);
the plug block (301) is of a rectangular structure, one side of the plug block (301) is provided with a sliding groove (3011), and the other side of the plug block (301) is provided with a clamping groove (3013) communicated with the sliding groove (3011); the sliding groove (3011) and the clamping groove (3013) are arranged in an L shape;
a ring-shaped groove (3012) is arranged on the wall of the sliding groove (3011), and a push rod (9) is arranged in the ring-shaped groove (3012) in a sliding manner;
the end part of the ejector rod (9) is wedge-shaped, a limiting plate (901) is arranged on the periphery of the ejector rod (9), and a return spring positioned between the limiting plate (901) and the end face of the annular groove (3012) is sleeved on the ejector rod (9);
when the return spring is in a compressed state, the wedge-shaped end of the ejector rod (9) extends to the clamping groove (3013) of the insertion block (301);
the ear framework (7) is provided with an inserting hole (701) which is matched and corresponding to the inserting block (301), and the inner wall of the inserting hole (701) is provided with a groove (702);
a clamping column (703) which is matched with the clamping groove (3013) and corresponds to the clamping groove is arranged in the groove (702) in a sliding mode through a spring (704);
the end part of the clamping column (703) is provided with a round angle.
2. The particle surgical protection device capable of being effectively attached to the mouth and the nose of claim 1, wherein the air permeable layer and the protective layer are laid on the protective framework (4) through magic tapes or viscose glue, or are sleeved on the protective framework (4) after being sewn and pulled together through a zipper.
3. The device for protecting against particle surgery effectively conforming to the mouth and nose of claim 1 wherein said baffle (6) is a rectangular plate, a first channel (601) being defined in a surface of said baffle (6); the other surface of the baffle (6) is provided with a second channel (602) which is communicated with the first channel (601).
4. The operative protection device for particles effectively fitting mouth and nose according to claim 3, wherein a notch (401) corresponding to the baffle (6) is arranged below the protective cover body (1); a clamping groove (403) is formed in the inner wall of the notch (401).
5. The device of claim 4, wherein the device is adapted for use with a nose or mouth, and further comprising:
a push plate (8) is arranged in the baffle (6) in a sliding mode, the push plate (8) is a rectangular plate, and a push rod (801) is fixed on the push plate (8);
the push plate (8) is arranged in the second channel (602) in a sliding manner and corresponds to the clamping groove (403) on the protective framework (4) in a matching manner;
the push rod (801) is arranged in the first channel (601) in a sliding mode.
6. The device for protecting against particle surgery effectively fitted to the mouth and nose of claim 1, characterized in that the edge of said protective layer extends to 1-3 cm inside the protective skeleton (4) and the extension is covered by a gas permeable layer.
7. The device for protecting operative fit of particles to the mouth and nose according to claim 1, wherein the protective frame (4) and the ear frame (7) are made of plastic or lead rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910551810.9A CN110289116B (en) | 2019-06-25 | 2019-06-25 | Particle operation protective device effectively attached to mouth and nose |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910551810.9A CN110289116B (en) | 2019-06-25 | 2019-06-25 | Particle operation protective device effectively attached to mouth and nose |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110289116A CN110289116A (en) | 2019-09-27 |
| CN110289116B true CN110289116B (en) | 2023-02-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910551810.9A Expired - Fee Related CN110289116B (en) | 2019-06-25 | 2019-06-25 | Particle operation protective device effectively attached to mouth and nose |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110289116B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN206150529U (en) * | 2016-11-11 | 2017-05-10 | 石河子市道元生物科技有限公司 | Face guard for nose |
| CN106798985A (en) * | 2017-01-24 | 2017-06-06 | 四川九通慧医药信息科技有限公司 | A kind of separable mouth mask |
| CN206542946U (en) * | 2017-02-20 | 2017-10-10 | 天津市卓锐安全防护用品有限公司 | A kind of dust-proof antibacterial protective mask of multilayer |
| CN206964069U (en) * | 2017-07-28 | 2018-02-06 | 陆树兴 | A kind of mouth mask |
| CN108041716A (en) * | 2017-12-31 | 2018-05-18 | 天津红秀科技有限公司 | A kind of wooden product polishing dust mask |
| CN207383603U (en) * | 2017-09-08 | 2018-05-22 | 盐城方天无纺制品有限公司 | A kind of multiple filtration type mask |
| CN207925145U (en) * | 2018-03-05 | 2018-09-28 | 徐州市中心医院 | One kind being used for I125 seeds implanted patient with operation special mask |
| CN208208352U (en) * | 2018-05-02 | 2018-12-07 | 徐州市中心医院 | One kind is for I125 seeds implanted operation medical protective mask |
| CN208462996U (en) * | 2018-05-25 | 2019-02-05 | 深圳市奇信建设集团股份有限公司 | Construction mask |
| WO2019112372A1 (en) * | 2017-12-07 | 2019-06-13 | 왕종문 | Mask |
-
2019
- 2019-06-25 CN CN201910551810.9A patent/CN110289116B/en not_active Expired - Fee Related
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206150529U (en) * | 2016-11-11 | 2017-05-10 | 石河子市道元生物科技有限公司 | Face guard for nose |
| CN106798985A (en) * | 2017-01-24 | 2017-06-06 | 四川九通慧医药信息科技有限公司 | A kind of separable mouth mask |
| CN206542946U (en) * | 2017-02-20 | 2017-10-10 | 天津市卓锐安全防护用品有限公司 | A kind of dust-proof antibacterial protective mask of multilayer |
| CN206964069U (en) * | 2017-07-28 | 2018-02-06 | 陆树兴 | A kind of mouth mask |
| CN207383603U (en) * | 2017-09-08 | 2018-05-22 | 盐城方天无纺制品有限公司 | A kind of multiple filtration type mask |
| WO2019112372A1 (en) * | 2017-12-07 | 2019-06-13 | 왕종문 | Mask |
| CN108041716A (en) * | 2017-12-31 | 2018-05-18 | 天津红秀科技有限公司 | A kind of wooden product polishing dust mask |
| CN207925145U (en) * | 2018-03-05 | 2018-09-28 | 徐州市中心医院 | One kind being used for I125 seeds implanted patient with operation special mask |
| CN208208352U (en) * | 2018-05-02 | 2018-12-07 | 徐州市中心医院 | One kind is for I125 seeds implanted operation medical protective mask |
| CN208462996U (en) * | 2018-05-25 | 2019-02-05 | 深圳市奇信建设集团股份有限公司 | Construction mask |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110289116A (en) | 2019-09-27 |
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