CN106539645A - A kind of wound repair negative pressure drainage device - Google Patents
A kind of wound repair negative pressure drainage device Download PDFInfo
- Publication number
- CN106539645A CN106539645A CN201710067512.3A CN201710067512A CN106539645A CN 106539645 A CN106539645 A CN 106539645A CN 201710067512 A CN201710067512 A CN 201710067512A CN 106539645 A CN106539645 A CN 106539645A
- Authority
- CN
- China
- Prior art keywords
- sponge
- negative pressure
- liquid
- collection bag
- drainage device
- 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.)
- Pending
Links
- 230000037314 wound repair Effects 0.000 title claims abstract description 16
- 229920002521 macromolecule Polymers 0.000 claims abstract description 18
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 238000009987 spinning Methods 0.000 claims description 29
- 229920001661 Chitosan Polymers 0.000 claims description 15
- 239000001768 carboxy methyl cellulose Substances 0.000 claims description 10
- 229920001495 poly(sodium acrylate) polymer Polymers 0.000 claims description 10
- NNMHYFLPFNGQFZ-UHFFFAOYSA-M sodium polyacrylate Chemical compound [Na+].[O-]C(=O)C=C NNMHYFLPFNGQFZ-UHFFFAOYSA-M 0.000 claims description 10
- DPXJVFZANSGRMM-UHFFFAOYSA-N acetic acid;2,3,4,5,6-pentahydroxyhexanal;sodium Chemical compound [Na].CC(O)=O.OCC(O)C(O)C(O)C(O)C=O DPXJVFZANSGRMM-UHFFFAOYSA-N 0.000 claims description 9
- 235000019812 sodium carboxymethyl cellulose Nutrition 0.000 claims description 9
- 229920001027 sodium carboxymethylcellulose Polymers 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 239000008367 deionised water Substances 0.000 claims description 6
- 229910021641 deionized water Inorganic materials 0.000 claims description 6
- 239000012530 fluid Substances 0.000 claims description 6
- 239000000835 fiber Substances 0.000 claims description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 239000000741 silica gel Substances 0.000 claims description 4
- 229910002027 silica gel Inorganic materials 0.000 claims description 4
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 3
- 239000011575 calcium Substances 0.000 claims description 3
- 229910052791 calcium Inorganic materials 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 241000195493 Cryptophyta Species 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 210000000589 cicatrix Anatomy 0.000 abstract description 4
- 238000001804 debridement Methods 0.000 abstract description 4
- 238000010521 absorption reaction Methods 0.000 abstract description 3
- 238000005469 granulation Methods 0.000 abstract description 2
- 230000003179 granulation Effects 0.000 abstract description 2
- 230000037311 normal skin Effects 0.000 abstract description 2
- 206010052428 Wound Diseases 0.000 description 17
- 208000027418 Wounds and injury Diseases 0.000 description 17
- 239000000243 solution Substances 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 239000000648 calcium alginate Substances 0.000 description 3
- 235000010410 calcium alginate Nutrition 0.000 description 3
- 229960002681 calcium alginate Drugs 0.000 description 3
- OKHHGHGGPDJQHR-YMOPUZKJSA-L calcium;(2s,3s,4s,5s,6r)-6-[(2r,3s,4r,5s,6r)-2-carboxy-6-[(2r,3s,4r,5s,6r)-2-carboxylato-4,5,6-trihydroxyoxan-3-yl]oxy-4,5-dihydroxyoxan-3-yl]oxy-3,4,5-trihydroxyoxane-2-carboxylate Chemical compound [Ca+2].O[C@@H]1[C@H](O)[C@H](O)O[C@@H](C([O-])=O)[C@H]1O[C@H]1[C@@H](O)[C@@H](O)[C@H](O[C@H]2[C@H]([C@@H](O)[C@H](O)[C@H](O2)C([O-])=O)O)[C@H](C(O)=O)O1 OKHHGHGGPDJQHR-YMOPUZKJSA-L 0.000 description 3
- 230000035876 healing Effects 0.000 description 3
- 206010048038 Wound infection Diseases 0.000 description 2
- 210000000416 exudates and transudate Anatomy 0.000 description 2
- 239000002504 physiological saline solution Substances 0.000 description 2
- 230000029663 wound healing Effects 0.000 description 2
- 229920002134 Carboxymethyl cellulose Polymers 0.000 description 1
- 208000032544 Cicatrix Diseases 0.000 description 1
- 241000521257 Hydrops Species 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 241001484259 Lacuna Species 0.000 description 1
- 206010030113 Oedema Diseases 0.000 description 1
- 206010039580 Scar Diseases 0.000 description 1
- 206010058679 Skin oedema Diseases 0.000 description 1
- 208000031650 Surgical Wound Infection Diseases 0.000 description 1
- 239000002671 adjuvant Substances 0.000 description 1
- 235000010443 alginic acid Nutrition 0.000 description 1
- 239000000783 alginic acid Substances 0.000 description 1
- 229920000615 alginic acid Polymers 0.000 description 1
- 229960001126 alginic acid Drugs 0.000 description 1
- 150000004781 alginic acids Chemical class 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 235000010948 carboxy methyl cellulose Nutrition 0.000 description 1
- 239000008112 carboxymethyl-cellulose Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000036074 healthy skin Effects 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 210000004872 soft tissue Anatomy 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/02—Adhesive plasters or dressings
- A61F13/0203—Adhesive plasters or dressings having a fluid handling member
- A61F13/0206—Adhesive plasters or dressings having a fluid handling member the fluid handling member being absorbent fibrous layer, e.g. woven or nonwoven absorbent pad, island dressings
-
- A61F13/01008—
-
- A61F13/01042—
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/02—Adhesive plasters or dressings
- A61F13/0276—Apparatus or processes for manufacturing adhesive dressings or bandages
- A61F13/0286—Apparatus or processes for manufacturing adhesive dressings or bandages manufacturing of non adhesive dressings
-
- A61F13/05—
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
- A61L15/24—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives thereof
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
- A61L15/28—Polysaccharides or their derivatives
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/42—Use of materials characterised by their function or physical properties
Abstract
The present invention relates to a kind of wound repair negative pressure drainage device, including drainage tube, sponge, liquid-collection bag, Negative pressure machine, aseptic pad pasting is provided with the top of the sponge, the bottom of sponge is provided with macromolecule dressing layer, drainage tube crosses whole sponge, drain tube side wall and bottom in sponge is equipped with multiple through holes, one end of drainage tube is blocked with plug after penetrating sponge, the other end is connected with the entrance of liquid-collection bag, the top of liquid-collection bag is connected with Negative pressure machine by conduit, and the drainage tube in front of liquid-collection bag is provided with check valve.The negative pressure drainage device of the present invention adopts macromolecule dressing layer and PU sponges, and absorption oozes out that ability is good, and active debridement prevents wound to be dried, and promotes granulation growth, does not impregnate normal skin, and adhesion reduces cicatrix and produces；And ensure that drain is unobstructed, it is easy to use.
Description
Technical field
The invention belongs to medical instruments field, and in particular to a kind of wound repair negative pressure drainage device.
Background technology
After wound or surgical site infections, the complication such as wound infection, non-healing wounds are frequently encountered, many wounds are sometimes very
Complexity, it is not only deep, and also seepage discharge is more, and healing time is longer.Further, since periwound skin is often soaked in transudate,
Make wound circumference healthy skin edema, fester.If no effective drain and external force are drawn over to one's side, even if this wound is through very long
Heal after time, inside also will be filled by many cicatrixs, greatly affect attractive in appearance.
Negative pressure drainage device be for various skins and soft tissue wound surface negative pressure drainage operate, negative pressure drainage Wound treating
Technology is for treating wound surface the new technique for growing up in recent years, and closed negative pressure drainage is a kind of efficient drain,
Environment of the wound surface in relative clean is made by " nil product is gathered " in drain area under comprehensive, continuous negative pressure suction, effectively prevents wound
Hydrops also removes slough simultaneously, accelerates the healing of infection lacuna closure and infected wound, prevents from polluting and infect.
When negative pressure drainage is treated, general interval changes a medicine for 3-5 days, but increasing with exudate in use
Hole between dry easily blocking sponge, causes sponge drain obstructed, and ultimately causing medical sponge cannot use.
The content of the invention
It is an object of the invention to provide a kind of drain is unobstructed, effective debridement, wound healing, reduce what cicatrix was produced
Wound repair negative pressure drainage device.
The technical solution adopted for the present invention to solve the technical problems is：A kind of wound repair negative pressure drainage device, bag
Drainage tube, sponge, liquid-collection bag, Negative pressure machine are included, aseptic pad pasting at the top of the sponge, is provided with, the bottom of sponge is provided with macromolecule dressing
Layer, drainage tube cross whole sponge, and the drain tube side wall and bottom in sponge is equipped with multiple through holes, one end of drainage tube
Blocked with plug after penetrating sponge, the other end is connected with the entrance of liquid-collection bag, the top of liquid-collection bag is connected with Negative pressure machine by conduit
Connect, the drainage tube in front of liquid-collection bag is provided with check valve.
Specifically, the drainage tube crosses sponge from the middle and upper part of sponge.
Specifically, area of the area of the aseptic pad pasting more than sponge.
Specifically, the sponge is medical PU sponges.
Specifically, the bottom of the sponge is provided with arc convex, it is ensured that macromolecule dressing layer and wound face comprehensive engagement, no
Stay dead space.
Specifically, the plug is fixed on drainage tube by connect band, and sealing is fixed with the drainage tube on the inside of plug
Lid, the closure are silica gel material.
Specifically, leakage fluid dram is additionally provided with the liquid-collection bag, leakage fluid dram may be contained within the top of liquid-collection bag with entrance.
Specifically, the macromolecule dressing layer is by Sorbsan, sodium carboxymethyl cellulose, sodium polyacrylate, water solublity
Shitosan is made.The preparation method of the macromolecule dressing layer is as follows：It is 4-8 by weight ratio：1-3：The carboxymethyl cellulose of 3-11
Plain sodium, sodium polyacrylate, water-soluble chitosan are dissolved in deionized water, are configured to water-soluble chitosan percentage by weight for 3-
10% spinning solution, ultrasonic 1h, regulation spinning voltage are 15-30kV, and spinning solution flow is 0.5-2ml/h, fine with calcium alginate
Dimension is covered on surge drum, and Sorbsan is 10-15cm away from spinning head distance, is high score after Sorbsan collection spinning
Sub- dressing layer.
Sorbsan, sodium carboxymethyl cellulose, sodium polyacrylate, water-soluble chitosan possess high-absorbility, absorption and ooze
Output capacity is strong, active debridement, adjusts wound moisture, prevents wound to be dried, adhesion, and wound healing is accelerated in wound surface noresidue.
The invention has the advantages that：The negative pressure drainage device of the present invention adopts macromolecule dressing layer and PU sponges,
Absorption oozes out that ability is good, and active debridement prevents wound to be dried, and promotes granulation growth, does not impregnate normal skin, and adhesion is reduced
Cicatrix is produced；And ensure that drain is unobstructed, it is easy to use.
Description of the drawings
Fig. 1 is the apparatus structure schematic diagram of the present invention.
In figure, 1, drainage tube, 2, sponge, 3, macromolecule dressing layer, 4, plug, 5, closure, 6, aseptic pad pasting, 7, logical
Hole, 8, check valve, 9, liquid-collection bag, 10, Negative pressure machine, 11, connect band, 12, conduit, 13, leakage fluid dram.
Specific embodiment
The specific embodiment of the present invention is the following is, technical scheme is described further, but the present invention
Protection domain is not limited to these embodiments.Every change or equivalent substitute without departing substantially from present inventive concept is included in the present invention
Protection domain within.
As shown in figure 1, a kind of wound repair negative pressure drainage device, including drainage tube 1, sponge 2, liquid-collection bag 9, Negative pressure machine
10, aseptic pad pasting 6 is provided with the top of the sponge 2, the area of aseptic pad pasting 6 is more than the area of sponge 2, and the bottom of sponge 2 is provided with
Macromolecule dressing layer 3, drainage tube 1 cross whole sponge 2 from the middle and upper part of sponge 2,1 side wall of drainage tube in sponge 2 and
Bottom is equipped with multiple through holes 7, and one end of drainage tube 1 is blocked with plug 4 after penetrating sponge 2, and plug 4 is fixed by connect band 11
On drainage tube 1, closure 5 in the drainage tube 1 on the inside of plug 4, is fixed with, the closure 5 is silica gel material.The other end with
The entrance connection of liquid-collection bag 9, the top of liquid-collection bag 9 are connected with Negative pressure machine 10 by conduit 12, the drainage tube 1 in front of liquid-collection bag 9
Check valve 8 is provided with, leakage fluid dram 13 on liquid-collection bag 9, is additionally provided with, leakage fluid dram 13 may be contained within the top of liquid-collection bag 9 with entrance.
The sponge 2 is medical PU sponges, and the bottom of sponge is provided with arc convex.
The macromolecule dressing layer 3 is by Sorbsan, sodium carboxymethyl cellulose, sodium polyacrylate, water-soluble chitosan
Make.The specific embodiment which is prepared is as follows：
Embodiment 1
It is 5 by weight ratio：3：11 sodium carboxymethyl cellulose, sodium polyacrylate, water-soluble chitosan are dissolved in deionized water
In, it is configured to the spinning solution that water-soluble chitosan percentage by weight is 5%, ultrasonic 1h, regulation spinning voltage is 30kV, spinning
Flow quantity is 1ml/h, is covered on surge drum with Sorbsan, Sorbsan away from spinning head distance be 15cm, calcium alginate
Fiber is macromolecule dressing layer after collecting spinning.
Embodiment 2
It is 4 by weight ratio：2：3 sodium carboxymethyl cellulose, sodium polyacrylate, water-soluble chitosan are dissolved in deionized water
In, it is configured to the spinning solution that water-soluble chitosan percentage by weight is 8%, ultrasonic 1h, regulation spinning voltage is 25kV, spinning
Flow quantity is 0.5ml/h, is covered on surge drum with Sorbsan, Sorbsan away from spinning head distance be 10cm, alginic acid
Calcium fiber is macromolecule dressing layer after collecting spinning.
Embodiment 3
It is 6 by weight ratio：1：8 sodium carboxymethyl cellulose, sodium polyacrylate, water-soluble chitosan are dissolved in deionized water
In, it is configured to the spinning solution that water-soluble chitosan percentage by weight is 3%, ultrasonic 1h, regulation spinning voltage is 15kV, spinning
Flow quantity is 2ml/h, is covered on surge drum with Sorbsan, Sorbsan away from spinning head distance be 12cm, calcium alginate
Fiber is macromolecule dressing layer after collecting spinning.
Embodiment 4
It is 8 by weight ratio：3：7 sodium carboxymethyl cellulose, sodium polyacrylate, water-soluble chitosan are dissolved in deionized water
In, the spinning solution that water-soluble chitosan percentage by weight is 10%, ultrasonic 1h are configured to, regulation spinning voltage is 20kV, is spun
Silk flow quantity be 1.5ml/h, be covered on surge drum with Sorbsan, Sorbsan away from spinning head distance be 15cm, algae
Sour calcium fiber is macromolecule dressing layer after collecting spinning.
During use, will be wound surface cleaning clean, covered according to wound surface size or filled high polymer dressing, then will penetrate drain
The PU sponges of pipe are placed in directly over dressing, and being covered with aseptic pad pasting carries out sealing fixation on skin, and now plug is by drainage tube
One end sealing, open check valve, the other end of drainage tube connected with Negative pressure machine by liquid-collection bag, and vacuum cavitations are in 125mmHg-
450mmHg, opening negative pressure carries out drain.As found have lump to occur, negative pressure is closed, open plug, penetrated with injector for medical purpose
Silica gel sealing lid injects physiological saline solution into drainage tube, and check valve is closed when having physiological saline solution to flow to liquid-collection bag,
Plug is blocked, adjuvant main body opens check valve after softening, open negative pressure drainage.
The present invention is not limited to above-mentioned embodiment, and anyone should learn that the structure made under the enlightenment of the present invention becomes
Change, it is every with of the invention with same or like technical scheme, each fall within protection scope of the present invention.
The technology not described in detail of the invention, shape, construction part are known technology.
Claims (9)
1. a kind of wound repair negative pressure drainage device, including drainage tube, sponge, liquid-collection bag, Negative pressure machine, it is characterised in that institute
State, the bottom of sponge is provided with macromolecule dressing layer, and drainage tube crosses whole sponge, positioned at sponge
Interior drain tube side wall and bottom are equipped with multiple through holes, and one end of drainage tube is blocked with plug after penetrating sponge, the other end with
The entrance connection of liquid-collection bag, the top of liquid-collection bag are connected with Negative pressure machine by conduit, and the drainage tube in front of liquid-collection bag is provided with list
To valve.
2. wound repair negative pressure drainage device as claimed in claim 1, it is characterised in that the drainage tube is from sponge
Cross sponge in top.
3. wound repair negative pressure drainage device as claimed in claim 1, it is characterised in that the area of the aseptic pad pasting is big
In the area of sponge.
4. the wound repair negative pressure drainage device as described in claim 1-3 is arbitrary, it is characterised in that the sponge is medical
PU sponges.
5. wound repair negative pressure drainage device as claimed in claim 4, it is characterised in that the bottom of the sponge is provided with arc
Shape is raised.
6. wound repair negative pressure drainage device as claimed in claim 1, it is characterised in that the plug is solid by connect band
On drainage tube, closure in the drainage tube on the inside of plug, is fixed with, the closure is silica gel material.
7. wound repair negative pressure drainage device as claimed in claim 1, it is characterised in that the row of being additionally provided with the liquid-collection bag
Liquid mouth, leakage fluid dram may be contained within the top of liquid-collection bag with entrance.
8. wound repair negative pressure drainage device as claimed in claim 1, it is characterised in that the macromolecule dressing layer is by algae
Sour calcium fiber, sodium carboxymethyl cellulose, sodium polyacrylate, water-soluble chitosan are made.
9. wound repair negative pressure drainage device as claimed in claim 8, it is characterised in that the system of the macromolecule dressing layer
Preparation Method is as follows：It is 4-8 by weight ratio：1-3：The sodium carboxymethyl cellulose of 3-11, sodium polyacrylate, water-soluble chitosan are dissolved in
In deionized water, the spinning solution that water-soluble chitosan percentage by weight is 3-10% is configured to, ultrasonic 1h adjusts spinning voltage
For 15-30kV, spinning solution flow is 0.5-2ml/h, is covered on surge drum with Sorbsan, and Sorbsan is away from spinning head
Distance is 10-15cm, is macromolecule dressing layer after Sorbsan collection spinning.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710067512.3A CN106539645A (en) | 2017-02-07 | 2017-02-07 | A kind of wound repair negative pressure drainage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710067512.3A CN106539645A (en) | 2017-02-07 | 2017-02-07 | A kind of wound repair negative pressure drainage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106539645A true CN106539645A (en) | 2017-03-29 |
Family
ID=58398639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710067512.3A Pending CN106539645A (en) | 2017-02-07 | 2017-02-07 | A kind of wound repair negative pressure drainage device |
Country Status (1)
| Country | Link |
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| CN (1) | CN106539645A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108670555A (en) * | 2018-07-24 | 2018-10-19 | 党晓卫 | A kind of disposable absorbent oxygen supply surface of a wound application |
| CN110612077A (en) * | 2017-05-16 | 2019-12-24 | 凯希特许有限公司 | Absorbent negative pressure dressing system for post-operative breast wounds |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070185426A1 (en) * | 2001-02-16 | 2007-08-09 | Kci Licensing, Inc. | Biocompatible wound dressing |
| CN203494039U (en) * | 2013-07-08 | 2014-03-26 | 冯清亮 | Negative pressure sealed drainage device |
| CN104189942A (en) * | 2014-09-09 | 2014-12-10 | 东华大学 | Antibacterial wound dressing and preparation method thereof |
| CN204352016U (en) * | 2014-12-22 | 2015-05-27 | 中国人民解放军第四军医大学 | Rear quarters deepⅱdegreeburnwound specialized dressing |
-
2017
- 2017-02-07 CN CN201710067512.3A patent/CN106539645A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070185426A1 (en) * | 2001-02-16 | 2007-08-09 | Kci Licensing, Inc. | Biocompatible wound dressing |
| CN203494039U (en) * | 2013-07-08 | 2014-03-26 | 冯清亮 | Negative pressure sealed drainage device |
| CN104189942A (en) * | 2014-09-09 | 2014-12-10 | 东华大学 | Antibacterial wound dressing and preparation method thereof |
| CN204352016U (en) * | 2014-12-22 | 2015-05-27 | 中国人民解放军第四军医大学 | Rear quarters deepⅱdegreeburnwound specialized dressing |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110612077A (en) * | 2017-05-16 | 2019-12-24 | 凯希特许有限公司 | Absorbent negative pressure dressing system for post-operative breast wounds |
| CN108670555A (en) * | 2018-07-24 | 2018-10-19 | 党晓卫 | A kind of disposable absorbent oxygen supply surface of a wound application |
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Application publication date: 20170329 |
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