CN105816272B - A kind of medicinal functional foam dressing materials - Google Patents
A kind of medicinal functional foam dressing materials Download PDFInfo
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- CN105816272B CN105816272B CN201510003335.3A CN201510003335A CN105816272B CN 105816272 B CN105816272 B CN 105816272B CN 201510003335 A CN201510003335 A CN 201510003335A CN 105816272 B CN105816272 B CN 105816272B
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- foam
- release paper
- film
- layer release
- dressing materials
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- 239000006260 foam Substances 0.000 title claims abstract description 122
- 239000000463 material Substances 0.000 title claims abstract description 25
- 208000027418 Wounds and injury Diseases 0.000 claims abstract description 40
- 239000012567 medical material Substances 0.000 claims abstract description 20
- 239000002131 composite material Substances 0.000 claims abstract description 19
- 239000007788 liquid Substances 0.000 claims abstract description 14
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 claims abstract description 13
- 239000002390 adhesive tape Substances 0.000 claims description 12
- 230000035699 permeability Effects 0.000 claims description 11
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 6
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 6
- 239000002994 raw material Substances 0.000 claims description 6
- 229920000742 Cotton Polymers 0.000 claims description 5
- 208000025865 Ulcer Diseases 0.000 claims description 5
- 231100000397 ulcer Toxicity 0.000 claims description 5
- 229920002101 Chitin Polymers 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 230000007423 decrease Effects 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 229920003063 hydroxymethyl cellulose Polymers 0.000 claims description 3
- 229940031574 hydroxymethyl cellulose Drugs 0.000 claims description 3
- 239000010977 jade Substances 0.000 claims description 3
- 239000000049 pigment Substances 0.000 claims description 3
- 239000000843 powder Substances 0.000 claims description 3
- 239000000377 silicon dioxide Substances 0.000 claims description 3
- 239000004408 titanium dioxide Substances 0.000 claims description 3
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 claims 1
- 150000001875 compounds Chemical class 0.000 claims 1
- 206010052428 Wound Diseases 0.000 abstract description 38
- 230000001954 sterilising effect Effects 0.000 abstract description 6
- 238000004659 sterilization and disinfection Methods 0.000 abstract description 6
- 230000029663 wound healing Effects 0.000 abstract description 5
- 206010061218 Inflammation Diseases 0.000 abstract description 4
- 230000036407 pain Effects 0.000 abstract description 4
- 208000012313 wound discharge Diseases 0.000 abstract description 3
- 230000003213 activating effect Effects 0.000 abstract description 2
- 230000001139 anti-pruritic effect Effects 0.000 abstract description 2
- 239000003908 antipruritic agent Substances 0.000 abstract description 2
- 230000004089 microcirculation Effects 0.000 abstract description 2
- 231100000241 scar Toxicity 0.000 abstract description 2
- 238000010521 absorption reaction Methods 0.000 abstract 1
- 239000004814 polyurethane Substances 0.000 description 31
- 230000000844 anti-bacterial effect Effects 0.000 description 9
- 230000006870 function Effects 0.000 description 7
- 208000028659 discharge Diseases 0.000 description 6
- 239000000853 adhesive Substances 0.000 description 5
- 230000001070 adhesive effect Effects 0.000 description 5
- 239000006261 foam material Substances 0.000 description 5
- 230000000202 analgesic effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 241000894006 Bacteria Species 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000011505 plaster Substances 0.000 description 3
- 238000001035 drying Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000004054 inflammatory process Effects 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- IXPNQXFRVYWDDI-UHFFFAOYSA-N 1-methyl-2,4-dioxo-1,3-diazinane-5-carboximidamide Chemical compound CN1CC(C(N)=N)C(=O)NC1=O IXPNQXFRVYWDDI-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 201000004624 Dermatitis Diseases 0.000 description 1
- 206010015866 Extravasation Diseases 0.000 description 1
- 229920001730 Moisture cure polyurethane Polymers 0.000 description 1
- 102000016943 Muramidase Human genes 0.000 description 1
- 108010014251 Muramidase Proteins 0.000 description 1
- 108010062010 N-Acetylmuramoyl-L-alanine Amidase Proteins 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- CZPWVGJYEJSRLH-UHFFFAOYSA-N Pyrimidine Chemical compound C1=CN=CN=C1 CZPWVGJYEJSRLH-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 208000002847 Surgical Wound Diseases 0.000 description 1
- 206010053692 Wound complication Diseases 0.000 description 1
- 238000009098 adjuvant therapy Methods 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 230000036592 analgesia Effects 0.000 description 1
- 230000003110 anti-inflammatory effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000036251 extravasation Effects 0.000 description 1
- 230000035876 healing Effects 0.000 description 1
- -1 hydroxylmethyl Chemical group 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000008338 local blood flow Effects 0.000 description 1
- 229960000274 lysozyme Drugs 0.000 description 1
- 235000010335 lysozyme Nutrition 0.000 description 1
- 239000004325 lysozyme Substances 0.000 description 1
- 239000006247 magnetic powder Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000000661 sodium alginate Substances 0.000 description 1
- 235000010413 sodium alginate Nutrition 0.000 description 1
- 229940005550 sodium alginate Drugs 0.000 description 1
Abstract
A kind of medicinal functional foam dressing materials mainly include foam, are evenly distributed on the wall surface of the foam and are largely used to transparent liquid and breathable liquid drain hole；Bio-light element composite medical material and propylene oxide are mainly contained in the foam.Bio-light element composite medical material contained in foam plays the role of carrying out wound anti-inflammation and sterilization, alleviating pain and detumescence, antipruritic, activating microcirculation and removing stasis medicinal, promotes wound healing, reduces scar and absorption wound discharge.
Description
Technical field
The invention belongs to field of medical article technology, and in particular to a kind of medical function for body surface larger area wound
Sex vesicle cotton dressing materials.
Background technique
The dressing being presently used on larger area wound is broadly divided into two major class:
One kind is common dressing, and with antibacterial, antibacterial, sterilization and pain-relieving functions, but the shortcomings that this kind of dressing is adhesion
Poor, adhesion inhibiting properties are also poor, and comfort and pliability are worse, and gas permeability is bad, cannot be directly used to the big face such as burn, ulcer
Product wound, being easy to pull skin when this kind of dressing is torn from skin leads to wound site pain, and dressing is for a long time
It pastes on the skin, wound discharge can not be discharged in time, and skin allergy inflammation is easily caused to be infected；Another kind of is foam, and advantage is
Adhesion is good, good permeability, can prevent adhesion, and deficiency is without antibacterial, antibacterial, sterilization analgesic and wound healing to be promoted to reduce
The functions such as cicatrization.
It is, thus, sought for a kind of adhesion for larger area wound is good, good permeability, strong adsorption, comfortable soft
Softness is good, prevents adhesion, and has antibacterial, antibacterial, sterilization, detumescence and analgesic, and wound healing is promoted to reduce cicatrization
Deng functional Medical foam dressing materials.
Summary of the invention
The purpose of the present invention is status in view of the above technology, provide that a kind of adhesion is good, good permeability, prevents adhesion, and
Larger face is used for the functions such as antibacterial, antibacterial, sterilization, detumescence and analgesic, promotion wound healing, reduction cicatrization
The medicinal functional foam dressing materials of product wound.
The technical scheme is that a kind of medicinal functional foam dressing materials, mainly include foam 2, the bubble
The liquid drain hole for being largely used to transparent liquid is evenly distributed on the wall surface of cotton；Bio-light element composite medical is mainly contained in the foam
Material and propylene oxide.
It mainly include following component and content (weight) in the foam is raw material: bio-light element composite medical material
7% to 15%, propylene oxide 1.5% to 4%.
Also mixed with the citric acid for adjusting pH value and the pigment for adjusting color in foam.
When the medicinal functional foam material is used to treat ulcer, bio-light element composite medical material in the foam
The content of material is 13.43%, the content of propylene oxide is 3.72%.
When the medicinal functional foam material is for treating burn, bio-light element composite medical material in the foam
The content of material is 13%, the content of propylene oxide is 1.76%；In the foam also containing 1.05% hydroxymethyl cellulose
Content.
The bio-light element composite medical material includes following component and content (weight) is raw material: jade 10~
30%, pearl powder 10~20%, chitin 2~10%, silica 32~48%, titanium dioxide 10~30%.
The thickness of foam 2 is from 1mm to 10cm, and width is from 1mm to 2m；Length is 1mm to 100m.
On the end face of the foam 2 outwardly covering have gas permeability PU film 1, foam towards wound end face covering in
Layer release paper 3 and outer layer release paper 4；The side folded outwards of internal layer release paper form flap 31, and internal layer release paper 3 is pressed flap
Mode outwardly is covered on end face of the foam far from PU film, and internal layer release paper covers the foam of a part, then by outer leafing
Type paper covers the also exposed part of foam, also, outer layer release paper is made to cover the flap in internal layer release paper；Described
The position that PU film corresponds to foam coats latticed adhesive tape, and air hole 11 is arranged on the PU film between adhesive tape, is located in PU film
One end face of the part coating medical glue outside latticed adhesive tape, foam is pasted onto PU film by the network-like adhesive tape on PU film
On.
The area of PU film is equal to the projected area of internal layer release paper and outer layer release paper, internal layer release paper and outer layer release paper
Projected area be greater than or equal to the area of foam, PU film extends around out from foam.
The thickness of the foam gradually successively decreases from center to edge；Thickness in the middle part of foam is in 1mm to 8mm.
The utility model has the advantages that
1, since foam uses sponge shape structure, there is good adsorption capacity, the discharge of wound can be absorbed in time,
Liquid drain hole is additionally provided on foam, it will be able to vapor away discharge in time, to make wound that suitable humidity be kept to be conducive to wound
Growing environment；
2, it is added to bio-light element composite medical material in foam, makes foam that there is antibacterial anti-inflammatory, analgesia, detumescence, rush
Into healing, reduce cicatrization and accelerate local blood circulation etc. functions.
Detailed description of the invention
Fig. 1 is the schematic diagram of the section structure of the invention；
Fig. 2 is schematic view of the front view of the invention；
Fig. 3 is foam structure schematic diagram of the invention；
Fig. 4 is PU membrane structure diagram of the invention；
Fig. 5 is the structural schematic diagram pasted foam on PU film；
Fig. 6 is a kind of embodiment of foam of the invention.
Specific embodiment
As shown in figures 1 and 3, a kind of medicinal functional foam dressing materials mainly include foam 2, the foam
It is evenly distributed on wall surface and is largely used to transparent liquid and breathable liquid drain hole；It is multiple that bio-light element is mainly contained in the foam
Close medical material and propylene oxide.Bio-light element composite medical material contained in foam has and carries out anti-inflammation and sterilization to wound, stops
Pain detumescence antipruritic, activating microcirculation and removing stasis medicinal, promotes wound healing, reduces scar and adsorbs the effect of wound discharge.
Bio-light element composite medical material, propylene oxide and base polyurethane prepolymer for use as and use are mainly contained in the foam
In the citric acid and pigment for adjusting color that adjust pH value.
It mainly include following component and content (weight) in the foam is raw material: bio-light element composite medical material
7% to 15%, propylene oxide 1.5% to 4%.
When the medicinal functional foam material is used to treat ulcer, bio-light element composite medical material in the foam
The content of material is 13.43%, the content of propylene oxide is 3.72%.
When the medicinal functional foam material is for treating burn, bio-light element composite medical material in the foam
The content of material is 8.89%, the content of propylene oxide is 1.76%；In the foam also containing 1.05% hydroxylmethyl cellulose
The content of element.Hydroxymethyl cellulose is added in foam, main function is to prevent adhesion.
The bio-light element composite medical material includes following component and content (weight) is raw material: jade 10~
30%, pearl powder 10~20%, chitin 2~10%, silica 32~48%, titanium dioxide 10~30%.
The bio-light element composite medical material, in actual application, additionally it is possible to chitin, active carbon or bear from
Son or nano silver or sodium alginate or magnetic sheet or magnetic powder or lysozyme or huang amine pyrimidine or Iodophor or far-infrared material substitute.
When production, in order to save memory space and convenient transportation, the size of usual foam 2 are as follows: thickness from 1mm to 10cm,
Width is from 1mm to 2m；Length is 1mm to 100m.When storage and transport, foam is rolled into a roll, when needing, according to need since one
It cuts out.
On the end face of the foam 2 outwardly covering have gas permeability PU film 1, foam towards wound end face covering in
Layer release paper 3 and outer layer release paper 4.
The side folded outwards of internal layer release paper form flap 31, and internal layer release paper 3 is covered in the way of outwardly by flap
On end face of the foam far from PU film, contact flap with foam.Internal layer release paper only covers the foam of a part, then will
Outer layer release paper covers the also exposed part of foam, also, outer layer release paper is made to cover the flap in internal layer release paper.
As shown in Figure 4 and Figure 5, the position that the PU film corresponds to foam coats latticed adhesive tape, between adhesive tape
Air hole 11 is set on PU film, is located at the part coating medical glue outside latticed adhesive tape in PU film, an end face of foam passes through
Network-like adhesive tape on PU film is pasted on PU film.When foam has adsorbed the discharge of wound, these discharges can pass through PU film
On air hole 11 outward volatilize, so as to keep good gas permeability.
The aperture of the air hole 11 is between 0.1 to 0.4 micron.The individual of general bacterium is greater than 0.4 micron, because
This, most of bacterium cannot pass through air hole 11 and enter foam pollution wound, and it is micro- that the dust in air is greater than 0.4 mostly
Rice can not enter foam so that PU mould can help to filter out most dust and bacterium and help to maintain defending for foam
It is raw clean.And the aperture of air hole is greater than 0.1 micron, it will be able to have preferable gas permeability.
Since foam is more soft, being covered on wound to cause to squeeze to wound leads to pain.Especially to ulcer
The burn wound of wound and large area, soft foam, which is covered on wound, will not be expressed to wound, moreover it is possible to further function as and disappear
The effects of inflammation analgesic, to help to reduce wound pain and adjuvant treatment.
In use, first opening outer layer release paper 4, then pinch flap 31 and open internal layer release paper 3, foam is exposed,
Foam is covered on wound, due to having multiple liquid drain holes on foam, PU film has good gas permeability, to enable wound
Enough through liquid drain hole and PU film and extraneous exchange of air, enable the discharge of wound through liquid drain hole to extravasation, and can penetrate
Liquid drain hole volatilizees outward, helps to maintain wound drying, and avoiding the discharge of wound from accumulating in below foam causes further to infect.
In actual application, the size of foam is sheared according to the size of wound.One end face of foam is covered
Internal layer release paper 3 and outer layer release paper 4 are covered, another opposite end face covering has the PU film of gas permeability, then rolls up foam
In rolls, in order to storing and transport.It needs in use, shearing foam by the size of wound, the area of usual foam is greater than wound
Wound can be all covered under foam by open area, after having sheared foam, by outer layer release paper and internal layer release paper from foam
On open and take away, then foam is covered on wound, wound is made to be fully located at the lower section of foam, then will be with medical adhesive
Adhesive plaster one end pastes on the PU film on foam, and the other end is attached on the skin outside foam, and foam is fixed.
In actual application, for ease of use, additionally it is possible to only in the covering of an end face of a foam and foam ruler
Very little identical PU film, other end do not cover internal layer release paper and outer layer release paper, directly roll into a roll in the way of outwardly by PU film
It saves, in use, size as needed is cut out the size of needs, is covered on wound in the way of outwardly by PU film, then will
Adhesive plaster one end with medical adhesive pastes on the PU film on foam, and the other end is attached on the skin outside foam, by foam
It fixes.
The case where relatively fixed for wound shape and size, such as certain surgical wounds, additionally it is possible to produce shape and ruler
The foam of very little fixation, at this moment, the area of PU film are generally equal to the projected area of internal layer release paper and outer layer release paper, and internal layer is release
The projected area of paper and outer layer release paper is greater than the area of foam, and PU film extends around out from foam.In use, by from
Foam can be fixed on wound by the PU film that foam extends around out, not need to use adhesive plaster again.
As shown in fig. 6, since wound is usually that middle part is more serious, and the part condition of the injury closer to edge is lighter, therefore, bubble
The thickness of cotton gradually successively decreases from center to edge, promotes the ratio of foam practical generation effect significantly, help to reduce at
This.
Thickness in the middle part of foam is greater than 1mm to 8mm, has stronger adsorptivity, can largely absorb overflowing for wound spilling
Liquid helps to maintain the drying of wound.
Above-described embodiment is intended merely to interpretation purposes of the invention, and is not limitation of the present invention, this technology
The those of ordinary skill in field makes a variety of changes or substitutes within the essential scope of the present invention, also should belong to guarantor of the invention
Protect scope.
Claims (10)
1. a kind of medicinal functional foam dressing materials mainly include foam (2), it is characterised in that: the wall surface of the foam
On be evenly distributed with the liquid drain hole for being largely used to transparent liquid；Bio-light element composite medical material and ring are mainly contained in the foam
Ethylene Oxide；
Covering has the PU film of gas permeability on the end face of the foam outwardly, and the PU film corresponds to the position coating grid of foam
The adhesive tape of shape is arranged air hole on the PU film between adhesive tape, is located at the part coating medical glue outside latticed adhesive tape in PU film,
One end face of foam is pasted on PU film by the latticed adhesive tape on PU film, and PU film extends around out from foam.
2. medicinal functional foam dressing materials according to claim 1, it is characterised in that: mainly wrapped in the foam
Including following component and content (weight) is raw material: bio-light element composite medical material 7% to 15%, propylene oxide 1.5% arrive
4%.
3. medicinal functional foam dressing materials according to claim 2, it is characterised in that: also mixed with being used in foam
Adjust the citric acid of pH value and the pigment for adjusting color.
4. medicinal functional foam dressing materials according to claim 2, it is characterised in that: the medical function sex vesicle
Cotton material is for when treating ulcer, the content of bio-light element composite medical material to be 13.43%, propylene oxide in the foam
Content be 3.72%.
5. medicinal functional foam dressing materials according to claim 2, it is characterised in that: the medical function sex vesicle
When cotton material is for treating burn, the content of bio-light element composite medical material is 13%, propylene oxide in the foam
Content is 1.76%；In the foam also containing 1.05% hydroxymethyl cellulose content.
6. medicinal functional foam dressing materials according to claim 2, it is characterised in that: the bio-light element is compound
It is raw material: jade 10~30% that medical material, which includes following component and content (weight), pearl powder 10~20%, chitin 2~
10%, silica 32~48%, titanium dioxide 10~30%.
7. medicinal functional foam dressing materials according to claim 1, it is characterised in that: the thickness of foam (2) is from 1mm
To 10cm, width is from 1mm to 2m；Length is 1mm to 100m.
8. medicinal functional foam dressing materials according to claim 1, it is characterised in that: described foam (2) direction
End face covering internal layer release paper (3) of wound and outer layer release paper (4)；The side folded outwards of internal layer release paper form flap
(31), internal layer release paper (3) is covered on end face of the foam far from PU film by flap in the way of outwardly, the covering of internal layer release paper
Firmly a part of foam, then outer layer release paper is covered into the also exposed part of foam, also, cover outer layer release paper
Flap in internal layer release paper.
9. medicinal functional foam dressing materials according to claim 8, it is characterised in that: the area of PU film is equal to internal layer
The projected area of the projected area of release paper and outer layer release paper, internal layer release paper and outer layer release paper is greater than or equal to foam
Area.
10. medicinal functional foam dressing materials according to claim 1, it is characterised in that: the thickness of the foam from
Gradually successively decrease to edge at center；Thickness in the middle part of foam is in 1mm to 8mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510003335.3A CN105816272B (en) | 2015-01-05 | 2015-01-05 | A kind of medicinal functional foam dressing materials |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510003335.3A CN105816272B (en) | 2015-01-05 | 2015-01-05 | A kind of medicinal functional foam dressing materials |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105816272A CN105816272A (en) | 2016-08-03 |
| CN105816272B true CN105816272B (en) | 2019-02-15 |
Family
ID=56513700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510003335.3A Active CN105816272B (en) | 2015-01-05 | 2015-01-05 | A kind of medicinal functional foam dressing materials |
Country Status (1)
| Country | Link |
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| CN (1) | CN105816272B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105999429A (en) * | 2016-06-16 | 2016-10-12 | 湖州科达化工燃料有限公司 | Absorbable anti-adhesion film |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6727402B1 (en) * | 1999-06-08 | 2004-04-27 | Beiersdorf Ag | Film plaster using support films with improved sliding properties and good extensibility, achieved by optimising the surface structure and hardness |
| CN1504199A (en) * | 2002-11-29 | 2004-06-16 | 蒋士忠 | Luminescent bio-element and preparation process |
| CN102159165A (en) * | 2008-09-19 | 2011-08-17 | 拜尔材料科学股份公司 | Wound dressing with a polyurethane foam layer and a cover layer made of thermoplastic polymer |
| CN201968911U (en) * | 2011-06-15 | 2011-09-14 | 上海华舟压敏胶制品有限公司 | Medical foam woundplast with pores |
| CN202682162U (en) * | 2012-06-08 | 2013-01-23 | 稳健实业(深圳)有限公司 | Waterproof breathable polyurethane foam dressing |
| CN203263642U (en) * | 2013-05-06 | 2013-11-06 | 温州市奇奇母婴用品有限公司 | Newborn navel protection patch |
-
2015
- 2015-01-05 CN CN201510003335.3A patent/CN105816272B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6727402B1 (en) * | 1999-06-08 | 2004-04-27 | Beiersdorf Ag | Film plaster using support films with improved sliding properties and good extensibility, achieved by optimising the surface structure and hardness |
| CN1504199A (en) * | 2002-11-29 | 2004-06-16 | 蒋士忠 | Luminescent bio-element and preparation process |
| CN102159165A (en) * | 2008-09-19 | 2011-08-17 | 拜尔材料科学股份公司 | Wound dressing with a polyurethane foam layer and a cover layer made of thermoplastic polymer |
| CN201968911U (en) * | 2011-06-15 | 2011-09-14 | 上海华舟压敏胶制品有限公司 | Medical foam woundplast with pores |
| CN202682162U (en) * | 2012-06-08 | 2013-01-23 | 稳健实业(深圳)有限公司 | Waterproof breathable polyurethane foam dressing |
| CN203263642U (en) * | 2013-05-06 | 2013-11-06 | 温州市奇奇母婴用品有限公司 | Newborn navel protection patch |
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| CN105816272A (en) | 2016-08-03 |
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Address after: 710304 Yuanguang Science and Technology Co., Ltd. Building 7, Accelerator of Science and Technology Enterprise, No. 2 West Qinling Avenue, Caotang Science and Technology Industrial Base, Xi'an High-tech Zone, Shaanxi Province Patentee after: SHAANXI YUANGUANG HI-TECH Co.,Ltd. Address before: 710054 Yuanguang Science and Technology Company, 5th Floor, Yuanguang Wiener Building, No. 99 Yanxiang Road, Yanta District, Xi'an City, Shaanxi Province Patentee before: SHAANXI YUANGUANG HI-TECH Co.,Ltd. |
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Denomination of invention: A kind of medical functional foam dressing material Effective date of registration: 20201229 Granted publication date: 20190215 Pledgee: Xi'an Science and Technology Financial Service Center Co.,Ltd. Pledgor: SHAANXI YUANGUANG HI-TECH Co.,Ltd. Registration number: Y2020980010260 |
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Date of cancellation: 20220310 Granted publication date: 20190215 Pledgee: Xi'an Science and Technology Financial Service Center Co.,Ltd. Pledgor: SHAANXI YUANGUANG HI-TECH Co.,Ltd. Registration number: Y2020980010260 |
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Denomination of invention: A Medical Functional Foam Dressing Material Effective date of registration: 20230329 Granted publication date: 20190215 Pledgee: Bank of China Limited by Share Ltd. Xi'an North Main Street Branch Pledgor: SHAANXI YUANGUANG HI-TECH Co.,Ltd. Registration number: Y2023980036892 |