CN205339304U - Drainage dressing is sealed to silicon gel negative pressure - Google Patents
Drainage dressing is sealed to silicon gel negative pressure Download PDFInfo
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- CN205339304U CN205339304U CN201521035953.8U CN201521035953U CN205339304U CN 205339304 U CN205339304 U CN 205339304U CN 201521035953 U CN201521035953 U CN 201521035953U CN 205339304 U CN205339304 U CN 205339304U
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Abstract
The utility model provides a drainage dressing is sealed to silicon gel negative pressure belongs to the technical field of medical equipment. It has solved the poor technical problem of current drainage dressing is sealed to silicon gel negative pressure drainage effect. This drainage dressing is sealed to silicon gel negative pressure, including the dressing body, the dressing body on be connected with can carry out exhaust drainage structure with the diffusate under the negative pressure effect, its characterized in that, the dressing body including can adhesion in the silicon gel layer of human body, silicon gel layer on some through -holes of equipartition, silicon gel layer on set gradually the absorbing structure who has storage and filtering capability's stock solution filter layer and have absorption diffusate function. The utility model discloses can use and handle with the notched a small amount of diffusate of postsurgical, the drainage is effectual, can prevent that the wound is hemorrhage, has wound healing with higher speed, reduces change dressings number of times, resources are saved's advantage.
Description
Technical field
This utility model belongs to technical field of medical instruments, relates to dressing materials, especially relates to a kind of Silica hydrogel negative-pressure sealed drainage dressing.
Background technology
Negative pressure wound therapy (NegativePressureWoundTherapy, NPWT) is the advanced trauma care mode that development in recent years is got up.It, mainly by applying relatively low negative pressure (general-55mmHg to 175mmHg) to wound, promotes the healing of wound surface.Specifically, vacuum suction acts on cell membrane, it is possible to so as to expand, distort, cell is taken as damage, and the information of conduction impairment, to nucleus, is changed by signal, heal before causing emiocytosis somatomedin, including the vascular proliferation factor, thus stimulating tissue to produce more new vessels；It addition, vacuum suction siphons away transudate from wound surface, help to set up wound bed fluid balance；And one moistening environment of offer is provided, removes slough, reduce the bacterial number (because antibacterial not easily survives under negative pressure) of wound surface, alleviate the effect of edema (i.e. extracellular fluid/intercellular fluid)；Secondly, when captivation acts on dressing, air is sucked away, and dressing acts on wound surface uniformly with regard to collapses down compressing, and this pressure can resist the excessive of wound surface caused and ooze out.Therefore negative pressure wound therapy technology can be used for Patients with Big Area Burn, can avoid patient being made to lose too much plasma protein owing to substantial amounts of wound surface oozes out by this technology, reduce its probability that hypovolemic shock occurs.
But the absorbent properties of the negative-pressure sealed drainage adjuvant of prior art are poor, and the sealing property in drainage process is poor, cause that drainage effect is undesirable, and speed of wound healing is slower.
Such as Chinese patent discloses a kind of negative pressure wound therapy dressing [application number: 201520100482.8], including: for covering on wound for transmitting the transport layer of wound fluid, cover described transport layer and for the sealant by wound with extraneous air isolation, it is arranged at described sealant for connecting the negative port of negative pressure source, connecting with described negative port and be arranged at for providing the drainage tube of the negative pressure aspirating described wound fluid in described transport layer, described drainage tube is provided with projection.
Although technique scheme has certain drainage effect, but its transport layer is poor with the sealing of wound, in negative pressure drainage process, drain is inefficient, drain is thorough not, cause that speed of wound healing is slow, and above-mentioned dressing easily causes blocking in drainage process, cause that drainage effect is undesirable.
Utility model content
The purpose of this utility model is for the problems referred to above, it is provided that a kind of Silica hydrogel negative-pressure sealed drainage dressing, can apply the transudate a small amount of, little area with post-surgical incisions and process, drainage effect is good, can prevent wound bleeding, accelerating wound healing, reduce dressing change frequency, the advantage economized on resources.
For reaching above-mentioned purpose, this utility model have employed following technical proposal: the negative-pressure sealed drainage dressing of this Silica hydrogel, including dressing body, described dressing body is connected to the flow guiding structure that transudate can carry out discharge under suction function, it is characterized in that, described dressing body includes the silicon gel layer that can adhere to human body, the through hole being evenly equipped with on described silicon gel layer, described silicon gel layer sets gradually the liquid storage filter course with storage and filtering function and has the absorbing structure absorbing transudate function.
In above-mentioned Silica hydrogel negative-pressure sealed drainage dressing, the outside of described absorbing structure is provided with the capping layer being made up of waterproof material, and the outer rim of described silicon gel layer and the outer rim adhesion of capping layer are thus being coated on liquid storage filter course and absorbing structure between silicon gel layer and capping layer.
In above-mentioned Silica hydrogel negative-pressure sealed drainage dressing, described liquid storage filter course includes the first lamina reticularis being connected with silicon gel layer and the second lamina reticularis being connected with absorbing structure, some cilium bars spaced apart it are provided with between the first described lamina reticularis and the second lamina reticularis, one end of described cilium bar is connected with the first lamina reticularis, and the other end and the second lamina reticularis are connected.
In above-mentioned Silica hydrogel negative-pressure sealed drainage dressing, the sizing grid of the first described lamina reticularis is less than the sizing grid of the second lamina reticularis.
In above-mentioned Silica hydrogel negative-pressure sealed drainage dressing, described absorbing structure includes foamed cotton layer and super-absorbent knot layer, and the one side of described foamed cotton layer is connected with liquid storage filter course, and described super-absorbent knot layer is connected with the another side of foamed cotton layer.
In above-mentioned Silica hydrogel negative-pressure sealed drainage dressing, described foamed cotton layer is made up of medical polyurethane foam, and described super-absorbent knot layer is made up of macromolecule superabsorbent fiber, and described capping layer is made up of polyurethane film.
In above-mentioned Silica hydrogel negative-pressure sealed drainage dressing, described flow guiding structure includes sucker, and described sucker is connected to drainage tube, and described dressing body is provided with conduction hole, and described sucker is arranged on conduction hole place.
In above-mentioned Silica hydrogel negative-pressure sealed drainage dressing, described conduction hole runs through capping layer and extends in absorbing structure.
In above-mentioned Silica hydrogel negative-pressure sealed drainage dressing, described silicon gel layer can adhere to the two panels release paper that the one side of human body is provided with covering this face, and the adjacent side of two panels release paper is overlapped.
Compared with prior art, the utility model has the advantage of:
1, a small amount of transudate can applied with post-surgical incisions processes, and drainage effect is good, can prevent wound bleeding, accelerating wound healing, reduce dressing change frequency, the advantage economized on resources；
2, silicon gel layer has good cohesive, breathability, and ductility is good, it is possible to reduce the generation of eczema and dermatitis, and silicon gel layer does not stick together with wound, long-time use after when removing pain lighter；
3, liquid storage filter course can play the function filtering and storing transudate, it is prevented that foreign body is blocked flow guiding structure and caused that drainage effect weakens, and absorbing structure ensure that dressing body can absorb substantial amounts of transudate, the healing of accelerated in wounds；
4, capping layer can make dressing body have good sealing, water resistance, it is simple to patient can take action easily and wash one's face and rinse one's mouth in drainage process, significantly improves the quality of life of patient.
Accompanying drawing explanation
Fig. 1 is that the Silica hydrogel negative-pressure sealed drainage dressing that this utility model provides main looks knot profile；
Fig. 2 is the top view of the Silica hydrogel negative-pressure sealed drainage dressing that this utility model provides；
Fig. 3 is A portion enlarged drawing in Fig. 1.
In figure, dressing body 1, flow guiding structure 2, silicon gel layer 3, through hole 31, liquid storage filter course 4, absorbing structure 5, capping layer the 6, first lamina reticularis the 41, second lamina reticularis 42, cilium bar 43, foamed cotton layer 51, super-absorbent knot layer 52, sucker 21, drainage tube 22, conduction hole 11, release paper 7.
Detailed description of the invention
Such as Fig. 1, shown in Fig. 2 and Fig. 3, Silica hydrogel negative-pressure sealed drainage dressing in this programme, including dressing body 1, dressing body 1 is connected to the flow guiding structure 2 that transudate can carry out discharge under suction function, it is characterized in that, dressing body 1 includes the silicon gel layer 3 that can adhere to human body, the through hole 31 being evenly equipped with on silicon gel layer 3, silicon gel layer 3 sets gradually the liquid storage filter course 4 with storage and filtering function and there is the absorbing structure 5 absorbing transudate function, silicon gel layer 3 can adhere to the two panels release paper 7 that the one side of human body is provided with covering this face, and the adjacent side of two panels release paper 7 is overlapped.This programme adopt silicon gel layer 3 dressing body 1 is fixed on wound, improve the sealing property of dressing body 1 and wound, silicon gel layer 3 has good cohesive, breathability, and ductility is good, the generation of eczema and dermatitis can be reduced, silicon gel layer 3 does not stick together with wound, and when removing after long-time use, pain is lighter.The a small amount of transudate with post-surgical incisions can be applied process, drainage effect is good, wound bleeding can be prevented, liquid storage filter course 4 can play the function filtering and storing transudate, prevent foreign body from blocking flow guiding structure 2 and cause that drainage effect weakens, absorbing structure 5 ensure that dressing body 1 can absorb substantial amounts of transudate, the healing of accelerated in wounds.
Saying further, the outside of absorbing structure 5 is provided with the capping layer 6 being made up of waterproof material, and the outer rim of silicon gel layer 3 and the outer rim adhesion of capping layer 6 are thus being coated on liquid storage filter course 4 and absorbing structure 5 between silicon gel layer 3 and capping layer 6.Capping layer 6 is waterproof, ventilative polyurethane film so that dressing body 1 has good sealing, water resistance, it is simple to patient can take action easily and wash one's face and rinse one's mouth in drainage process, significantly improves the quality of life of patient.
Liquid storage filter course 4 includes the first lamina reticularis 41 being connected with silicon gel layer 3 and the second lamina reticularis 42 being connected with absorbing structure 5, it is provided with some cilium bars 43 spaced apart between first lamina reticularis 41 and the second lamina reticularis 42, one end of cilium bar 43 is connected with the first lamina reticularis 41, and the other end and the second lamina reticularis 42 are connected.The sizing grid of the first lamina reticularis 41 is less than the sizing grid of the second lamina reticularis 42.
Specifically, the arrangement of some cilium bars 43 forms liquid storage space, liquid storage filter course 4 can not only play the effect of buffering transudate, prevent transudate from pouring out and cannot the problem of drain rapidly, transudate can tentatively be filtered by first lamina reticularis the 41, second lamina reticularis 42 in liquid storage filter course 4 and cilium bar 43 simultaneously, prevent the foreign body that volume is bigger from entering the blocking causing flow guiding structure 2 in flow guiding structure 2, it is possible to improve drainage effect further.
Absorbing structure 5 includes foamed cotton layer 51 and super-absorbent knot layer 52, and the one side of foamed cotton layer 51 is connected with liquid storage filter course 4, and super-absorbent knot layer 52 is connected with the another side of foamed cotton layer 51.
Saying further, foamed cotton layer 51 is made up of medical polyurethane foam, and super-absorbent knot layer 52 is made up of macromolecule superabsorbent fiber, and capping layer 6 is made up of polyurethane film.Superabsorbent fiber superabsorbent fiber in this utility model is with acrylic acid, cross-linking monomer for principal monomer, by polymerization technique is prepared, has high water absorption rate, it is possible to transudate is fully absorbed, and then passes through flow guiding structure 2 and discharges.
Flow guiding structure 2 includes sucker 21, and sucker 21 is connected to drainage tube 22, and dressing body 1 is provided with conduction hole 11, and sucker 21 is arranged on conduction hole 11 place, and conduction hole 11 runs through capping layer 6 and extends in absorbing structure 5.Sucker 21 in this utility model is directly connected with foamed cotton layer 51, being unfavorable for drain owing to the superabsorbent fiber in super-absorbent knot layer can expand rapidly after absorbing water, therefore sucker 21 directly connects the discharge effect that can improve flow guiding structure 2 to transudate with foamed cotton layer 51.
Operation principle: tear the release paper 7 at silicon gel layer 3 back side during use off, by silicon gel layer 3, dressing body 1 is fixed on wound, silicon gel layer 3 has good cohesive, breathability, and ductility is good, the generation of eczema and dermatitis can be reduced, silicon gel layer 3 does not stick together with wound, when removing after long-time use, pain is lighter, the a small amount of transudate with post-surgical incisions can be applied process, drainage effect is good, wound bleeding can be prevented, during negative pressure drainage, liquid storage filter course 4 can play the function filtering and storing transudate, prevent foreign body from blocking flow guiding structure 2 and cause that drainage effect weakens, absorbing structure 5 ensure that dressing body 1 can absorb substantial amounts of transudate, the healing of accelerated in wounds；Capping layer 6 can make dressing body 1 have good sealing, water resistance, it is simple to patient can take action easily and wash one's face and rinse one's mouth in drainage process, significantly improves the quality of life of patient.
Specific embodiment described herein is only to this utility model spirit explanation for example.Described specific embodiment can be made various amendment or supplements or adopt similar mode to substitute by this utility model person of ordinary skill in the field, but without departing from spirit of the present utility model or surmount the scope that appended claims is defined.
Although more employing the terms such as dressing body 1, flow guiding structure 2, silicon gel layer 3, through hole 31, liquid storage filter course 4, absorbing structure 5, capping layer the 6, first lamina reticularis the 41, second lamina reticularis 42, cilium bar 43, foamed cotton layer 51, super-absorbent knot layer 52, sucker 21, drainage tube 22, conduction hole 11, release paper 7 herein, but it is not precluded from using the probability of other term.Using these terms to be only used to describe and explain essence of the present utility model more easily, it is all contrary with this utility model spirit for being construed as any additional restriction.
Claims (9)
1. a Silica hydrogel negative-pressure sealed drainage dressing, including dressing body (1), described dressing body (1) is connected to the flow guiding structure (2) that transudate can carry out discharge under suction function, it is characterized in that, described dressing body (1) includes the silicon gel layer (3) that can adhere to human body, the through hole (31) being evenly equipped with on described silicon gel layer (3), described silicon gel layer (3) sets gradually the liquid storage filter course (4) with storage and filtering function and has the absorbing structure (5) absorbing transudate function.
2. Silica hydrogel negative-pressure sealed drainage dressing according to claim 1, it is characterized in that: the outside of described absorbing structure (5) is provided with the capping layer (6) being made up of waterproof material, the outer rim of described silicon gel layer (3) and the outer rim adhesion of capping layer (6) thus liquid storage filter course (4) and absorbing structure (5) being coated between silicon gel layer (3) and capping layer (6).
3. Silica hydrogel negative-pressure sealed drainage dressing according to claim 2, it is characterized in that: described liquid storage filter course (4) includes the first lamina reticularis (41) being connected with silicon gel layer (3) and the second lamina reticularis (42) being connected with absorbing structure (5), some cilium bars (43) spaced apart it are provided with between described the first lamina reticularis (41) and the second lamina reticularis (42), one end of described cilium bar (43) is connected with the first lamina reticularis (41), and the other end and the second lamina reticularis (42) are connected.
4. Silica hydrogel negative-pressure sealed drainage dressing according to claim 3, it is characterised in that: the sizing grid of described the first lamina reticularis (41) is less than the sizing grid of the second lamina reticularis (42).
5. the Silica hydrogel negative-pressure sealed drainage dressing according to Claims 2 or 3 or 4, it is characterized in that: described absorbing structure (5) includes foamed cotton layer (51) and superabsorbent layer (52), the one side of described foamed cotton layer (51) is connected with liquid storage filter course (4), and described superabsorbent layer (52) is connected with the another side of foamed cotton layer (51).
6. Silica hydrogel negative-pressure sealed drainage dressing according to claim 5, it is characterized in that: described foamed cotton layer (51) is made up of medical polyurethane foam, described superabsorbent layer (52) is made up of macromolecule superabsorbent fiber, and described capping layer (6) is made up of polyurethane film.
7. the Silica hydrogel negative-pressure sealed drainage dressing according to Claims 2 or 3 or 4, it is characterized in that: described flow guiding structure (2) includes sucker (21), described sucker (21) is connected to drainage tube (22), described dressing body (1) is provided with conduction hole (11), and described sucker (21) is arranged on conduction hole (11) place.
8. Silica hydrogel negative-pressure sealed drainage dressing according to claim 7, it is characterised in that: described conduction hole (11) runs through capping layer (6) and extends in absorbing structure (5).
9. the Silica hydrogel negative-pressure sealed drainage dressing according to claim 1 or 2 or 3 or 4, it is characterized in that: described silicon gel layer (3) can adhere to the two panels release paper (7) that the one side of human body is provided with covering this face, and the adjacent side of two panels release paper (7) is overlapped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521035953.8U CN205339304U (en) | 2015-12-13 | 2015-12-13 | Drainage dressing is sealed to silicon gel negative pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521035953.8U CN205339304U (en) | 2015-12-13 | 2015-12-13 | Drainage dressing is sealed to silicon gel negative pressure |
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| Publication Number | Publication Date |
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| CN205339304U true CN205339304U (en) | 2016-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201521035953.8U Active CN205339304U (en) | 2015-12-13 | 2015-12-13 | Drainage dressing is sealed to silicon gel negative pressure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106390213A (en) * | 2016-08-29 | 2017-02-15 | 唐山市博世德医疗器械有限公司 | Multifunctional silica gel negative-pressure drainage device and manufacturing method thereof |
| CN106693088A (en) * | 2016-12-30 | 2017-05-24 | 温州医科大学附属第二医院 | Perianal abscess drainage apparatus |
-
2015
- 2015-12-13 CN CN201521035953.8U patent/CN205339304U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106390213A (en) * | 2016-08-29 | 2017-02-15 | 唐山市博世德医疗器械有限公司 | Multifunctional silica gel negative-pressure drainage device and manufacturing method thereof |
| CN112494211A (en) * | 2016-08-29 | 2021-03-16 | 唐山市博世德医疗器械有限公司 | Silica gel dressing, multifunctional silica gel negative pressure drainage device and preparation method thereof |
| CN106693088A (en) * | 2016-12-30 | 2017-05-24 | 温州医科大学附属第二医院 | Perianal abscess drainage apparatus |
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| C14 | Grant of patent or utility model | ||
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| CP03 | Change of name, title or address |
Address after: No. 277, Shuangshan Road, Fuxi street, Deqing County, Huzhou City, Zhejiang Province 313200 Patentee after: Zhejiang Longtai Medical Technology Co.,Ltd. Address before: 313200 618 Fengqing street, Wukang Town, Deqing County, Huzhou City, Zhejiang Province Patentee before: ZHEJIANG LONGTERM MEDICAL TECHNOLOGY Co.,Ltd. |