CN105944220A - Negative-pressure drainage device capable of flushing - Google Patents
Negative-pressure drainage device capable of flushing Download PDFInfo
- Publication number
- CN105944220A CN105944220A CN201610331877.8A CN201610331877A CN105944220A CN 105944220 A CN105944220 A CN 105944220A CN 201610331877 A CN201610331877 A CN 201610331877A CN 105944220 A CN105944220 A CN 105944220A
- Authority
- CN
- China
- Prior art keywords
- negative pressure
- flushing
- drainage device
- negative
- spongy body
- 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
- 238000011010 flushing procedure Methods 0.000 title claims abstract description 22
- 239000004744 fabric Substances 0.000 claims description 11
- 230000000694 effects Effects 0.000 abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 2
- 206010052428 Wound Diseases 0.000 description 38
- 208000027418 Wounds and injury Diseases 0.000 description 38
- 239000010410 layer Substances 0.000 description 30
- 210000004877 mucosa Anatomy 0.000 description 25
- 239000002344 surface layer Substances 0.000 description 8
- 238000004080 punching Methods 0.000 description 3
- 238000002560 therapeutic procedure Methods 0.000 description 3
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000009581 negative-pressure wound therapy Methods 0.000 description 2
- 230000029663 wound healing Effects 0.000 description 2
- 206010030113 Oedema Diseases 0.000 description 1
- 208000025865 Ulcer Diseases 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 210000001124 body fluid Anatomy 0.000 description 1
- 239000010839 body fluid Substances 0.000 description 1
- 230000001684 chronic effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000000416 exudates and transudate Anatomy 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 210000001650 focal adhesion Anatomy 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 230000035876 healing Effects 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 206010025482 malaise Diseases 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 210000004872 soft tissue Anatomy 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
- 231100000397 ulcer Toxicity 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M27/00—Drainage appliance for wounds or the like, i.e. wound drains, implanted drains
-
- A61F13/05—
-
- A61M1/0023—
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/90—Negative pressure wound therapy devices, i.e. devices for applying suction to a wound to promote healing, e.g. including a vacuum dressing
- A61M1/96—Suction control thereof
- A61M1/962—Suction control thereof having pumping means on the suction site, e.g. miniature pump on dressing or dressing capable of exerting suction
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M3/00—Medical syringes, e.g. enemata; Irrigators
- A61M3/02—Enemata; Irrigators
- A61M3/0279—Cannula; Nozzles; Tips; their connection means
Abstract
The invention relates to a negative-pressure drainage device capable of flushing. The drainage device comprises a 'sandwiched' type sponge body, a negative-pressure suction cup, a multi-cavity catheter, a biological dressing sticky film, a deformed joint and a cover cap, wherein the 'sandwiched' type sponge body includes an upper layer of medical sponge, a lower layer of medical sponge which is different from the upper layer of medical sponge in hole diameter and a middle layer of water storage medium; flushing tubes are arranged in a plurality of cavities of the multi-cavity catheter; the flushing tubes run through the suction cup and get into contact with the water storage medium in the sponge body; the other ends of the flushing tubes are connected to the deformed joint and are blocked by the cover cap; drainage tubes are arranged in other cavities of the multi-cavity catheter; and the drainage tubes are connected to a negative-pressure source by virtue of the deformed joint. The drainage device disclosed by the invention is reasonable in structure, convenient to operate, smooth in drainage and high in safety; and meanwhile, the drainage device, as a relatively advanced negative-pressure drainage device capable of flushing, is capable of achieving rapid flushing, reducing flushing dead angles and improving a negative-pressure drainage effect and a flushing effect.
Description
Technical field
The present invention relates to a kind of medical apparatus and instruments, a kind of washable negative pressure drainage device being applied to negative pressure wound therapy.
Background technology
In clinic, the sickness rate such as various acute and chronic wound surface, ulcer is high, is commonly encountered diseases and frequently-occurring disease.The problems such as traditional wound surface is changed dressings and the Therapeutic Method such as drain exists that wound surface easy infection, cycle length, patient be painful and medical personnel's workload is big.Negative pressure wound therapy is a kind of fresh wound treatment technology that developed recently gets up, concrete Therapeutic Method is: uses porous Wound dressing to cover or fills skin or the wound surface of soft tissue defects, re-use medical semipermeable membrane it is closed, form it into an airtight space, finally drainage tube and negative pressure source are connected, promote wound healing by controllable negative pressure.This Therapeutic Method can speed up wound site blood circulation, stimulates the growth of granulation, reduces edema and wound surface pollutes, wound healing.But in use increasing and dry along with exudate, easily blocks the hole of dressing, causes dressing inadequate drainage, affect therapeutic effect.And in existing market with flusher product in use, flushing liquor is difficult to reach the edge of dressing, can cause dressing edge be dried, hardening, affect the wettability of wound surface and the comfort level of patient, cause wound surface inadequate drainage, skin impression, even cause focal adhesion phenomenon.
Summary of the invention
The present invention provides a kind of negative pressure drainage device with rim wash function, medical sponge is overcome easily to block and dry deficiency in wound negative pressure treatment, the flushing liquor that simultaneously can solve other dressing with flushable function cannot arrive medical sponge edge, it is impossible to the problem carrying out rim wash；
The invention provides a kind of structure rationally, operate with simple and convenient, drain is unobstructed, the washable negative pressure drainage device that medical sponge can rinse over the course for the treatment of repeatedly.
The above-mentioned purpose of the present invention realizes by the following technical solutions:
Described washable negative pressure drainage device includes the spongy body of " sandwich " type, negative pressure sucker, multi-cavity catheter, biological dressing mucosa, compromise joint and block；Negative pressure sucker is arranged on the upper surface of spongy body, medical sponge and negative pressure sucker are airtight fixing by biological dressing mucosa and patient skin, multi-cavity catheter one end is connected with negative pressure sucker, the other end is connected with compromise joint, it is characterized in that: spongy body is " sandwich " type, lower floor's (wound surface layer) is the medical sponge that aperture is less, and intermediate layer (flushing layer) is three-dimensional screen cloth, and upper strata (drain layer) is the medical sponge that aperture is bigger；The medical sponge hole on upper strata, after flushing liquor enters the three-dimensional screen cloth in intermediate layer by hole, can flow to surrounding rapidly, form an aquifer, lower floor is almost completely covered, soak lower floor sponge, reach the effect of rim wash above whole lower floor sponge.
Being provided with drain tract in multi-cavity catheter and rinse tract, in the one end being connected with negative pressure sucker, rinsing tract and pass from sucker, end contacts with the intermediate layer of " sandwich " type spongy body, it is simple to flushing liquor quickly arrives intermediate layer；In the one end being connected with compromise joint, drain tract connects with the front end of compromise joint, rinses tract and connects with Rule connecting tube at compromise joint top, seals with block simultaneously.
Described spongy body intermediate layer is screen cloth, and screen cloth structure is " sandwich " type, and levels is the eyelet fabric of different pore size, and intermediate layer is filament support layer.Screen cloth has preferable mechanical strength, under the effect of negative pressure, only there will be less volume contraction, does not haves the drain of the waste liquids such as duct clogging, beneficially body fluid；Meanwhile, after adding flushing liquor, flushing liquor can be flowed to surrounding rapidly by " blood capillary " shape duct of filament support layer, reaches the effect of rim wash.
The present invention's is rational in infrastructure, safety easy for operation, has preferable negative pressure drainage effect and developing result, solves the problem that other negative pressure product edge rinse difficulty, it is possible to advantageously promote the healing of wound surface.
Accompanying drawing explanation
Fig. 1 is flushable negative pressure device schematic diagram of the present invention.
Figure is numbered: spongy body (including 1. wound surface layers, 2. intermediate layer, 3. drain layer), 4. biological dressing mucosa, 5. negative pressure sucker, 6. multi-cavity catheter, 7. compromise joint, 8. block.
Fig. 2 is the structural representation of sucker pipeline.
Fig. 3 is the structural representation of " sandwich " type spongy body.
Fig. 4 is the structural representation of " sandwich " type spongy body section view.
Fig. 5 is the structural representation of three-dimensional screen cloth.
Fig. 6 is the structural representation of three-dimensional screen cloth section view.
Detailed description of the invention
With case study on implementation, technology of the present invention is further described below in conjunction with the accompanying drawings.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6, the washable negative pressure drainage device of the present invention is made up of spongy body (including wound surface layer 1, intermediate layer 2, drain layer 3), biological dressing mucosa 4, negative pressure sucker 5, multi-cavity catheter 6, compromise joint 7, block 8.
nullWound surface for body surface carries out negative pressure drainage treatment，During use，First spongy body (Fig. 3) is covered on wound surface，Or according to wound surface size, spongy body is cut into suitably sized being covered in again on wound surface，The mucosa of two types is had with dressing mucosa 4(，The mucosa sealed for spongy body and negative pressure sucker mucosa) spongy body is sealingly fastened in human skin，The wound surface layer (middle without punching) of spongy body contacts with human body wound surface，With instrument (operating scissors etc.), the dressing mucosa above spongy body drain layer (upper strata) medial small hole is cut off，Then lower floor's release paper of mucosa on negative pressure sucker is torn removal，Flush pipe end is contacted with spongy body intermediate layer by drain layer aperture，Negative pressure sucker is directed at drain layer aperture，It is pasted on above spongy body，Seal firmly，Tear the release paper removed above negative pressure sucker dressing mucosa；Compromise joint being connected with collecting container, collect container and be connected with negative pressure source, screw the block above compromise joint, open negative pressure source, the material such as pus on wound surface, tissue fluid is collected to collection container by negative pressure sucker and drainage tube.When after long-time use, need wound surface is rinsed, during flushing, close negative pressure source, negative pressure device quits work, open the block above compromise joint, flushing liquor is entered flush pipe by the pipeline above compromise joint, then the intermediate layer of spongy body is flowed into, flushing liquor is by gap between the filament support layer fiber of spongy body intermediate layer, as shown in Figure 6, flow to surrounding rapidly, an aquifer is formed above whole lower floor sponge, lower floor is almost completely covered, soak lower floor sponge, reach the effect rinsed, simultaneously because intermediate layer and wound surface layer size are about the same, flushing liquor can soak wound surface layer edge, to reach the effect of rim wash；After flushing, above block capping and compromise joint, seal completely, open negative pressure source, the treatment of normal negative pressure drainage can be started again.
nullNegative pressure drainage treatment is carried out for internal wound surface，During use，First by wound surface in spongy body (Fig. 3) obturator，Or according to wound surface size, spongy body is cut into suitably sized refilling to internal wound surface，The mucosa of two types is had with dressing mucosa 4(，The mucosa sealed for spongy body and negative pressure sucker mucosa) spongy body is sealingly fastened in human body wound surface，The wound surface layer (middle without punching) of spongy body contacts with human body wound surface，With instrument (sharp instrument etc.), the dressing mucosa above spongy body drain layer (upper strata) medial small hole is broken，Then lower floor's release paper of mucosa on negative pressure sucker is torn removal，Flush pipe end is contacted with spongy body intermediate layer by drain layer aperture，Negative pressure sucker is directed at drain layer aperture，It is pasted on above spongy body，Seal firmly，Tear the release paper removed above negative pressure sucker dressing mucosa；Compromise joint being connected with collecting container, collect container and be connected with negative pressure source, screw the block above compromise joint, the drain of negative pressure device is the same with the wound negative pressure drainage treatment rinsing working method and be pointed to body surface, no longer states.
When wound surface area is bigger, multiple spongy bodies can be placed on wound surface side by side, the mucosa of two types is had with dressing mucosa 4(, the mucosa sealed for spongy body and negative pressure sucker mucosa) spongy body is sealingly fastened in human body wound surface, the wound surface layer (middle without punching) of spongy body contacts with human body wound surface, with instrument (sharp instrument etc.), the dressing mucosa above spongy body drain layer (upper strata) medial small hole is broken, then lower floor's release paper of mucosa on negative pressure sucker is torn removal, flush pipe end is contacted with spongy body intermediate layer by drain layer aperture, negative pressure sucker is directed at drain layer aperture, it is pasted on above spongy body, seal firmly, tear the release paper removed above negative pressure sucker dressing mucosa；Each compromise joint is linked together by several Y-connector and plastic tube, finally converge to a unique outlet, a unique outlet is connected with collecting container, collect container to be connected with negative pressure source, screwing the block above all compromise joints, the drain of negative pressure device is the same with the wound negative pressure drainage treatment rinsing working method and be pointed to body surface, and drain work can be carried out simultaneously, rinse work to carry out respectively, no longer state.
Claims (5)
1. washable negative pressure drainage device, it includes the spongy body of " sandwich " type, negative pressure sucker, multi-cavity catheter and compromise joint；Negative pressure sucker is arranged on the upper surface of spongy body, and multi-cavity catheter one end is connected with negative pressure sucker, and the other end is connected with compromise joint；It is characterized in that: the lower floor of spongy body and upper strata use medical sponge, intermediate layer uses three-dimensional screen cloth, and the aperture of upper strata medical sponge is more than the aperture of lower floor's medical sponge.
2. washable negative pressure drainage device as claimed in claim 1, it is characterised in that: the aperture of described lower floor's medical sponge is 400 μm-800 μm.
3. washable negative pressure drainage device as claimed in claim 1, it is characterized in that: the shape of a mesh of described intermediate layer three-dimensional screen cloth upper and lower surface is circle, square, rectangle, rhombus or trapezoidal, centre be filament support layer, mesh diameter or the length of side be between 0.5mm-10mm；Three-dimensional screen cloth thickness is between 1-20mm.
4. washable negative pressure drainage device as claimed in claim 1, it is characterised in that: the aperture of described upper strata medical sponge is 1000 μm-1500 μm.
5. the washable negative pressure drainage device as according to any one of Claims 1-4, it is characterized in that: described multi-cavity catheter is provided with drain tract and rinses tract, in the one end being connected with negative pressure sucker, rinse tract to pass from sucker, end contacts with the intermediate layer of spongy body, it is simple to flushing liquor quickly arrives intermediate layer；In the one end being connected with compromise joint, drain tract connects with the front end of compromise joint, rinses tract and connects with Rule connecting tube at compromise joint top, is sealed by block simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610331877.8A CN105944220A (en) | 2016-05-18 | 2016-05-18 | Negative-pressure drainage device capable of flushing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610331877.8A CN105944220A (en) | 2016-05-18 | 2016-05-18 | Negative-pressure drainage device capable of flushing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105944220A true CN105944220A (en) | 2016-09-21 |
Family
ID=56912182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610331877.8A Pending CN105944220A (en) | 2016-05-18 | 2016-05-18 | Negative-pressure drainage device capable of flushing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105944220A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107929833A (en) * | 2017-12-28 | 2018-04-20 | 广州润虹医药科技股份有限公司 | A kind of anti-backflow negative pressure drainage device |
| CN110025430A (en) * | 2019-04-04 | 2019-07-19 | 江门泓一生物医疗科技有限公司 | A kind of anti-clogging negative pressure drainage device |
| CN113301873A (en) * | 2019-01-28 | 2021-08-24 | 凯希特许有限公司 | Tearable dressing structure |
| CN113397817A (en) * | 2021-07-16 | 2021-09-17 | 茂名市人民医院 | Negative pressure wound surface dressing |
| CN114028077A (en) * | 2021-12-15 | 2022-02-11 | 湖南德普斯医疗科技有限公司 | Negative pressure drainage dressing with wound surface flushing function |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107929833A (en) * | 2017-12-28 | 2018-04-20 | 广州润虹医药科技股份有限公司 | A kind of anti-backflow negative pressure drainage device |
| CN113301873A (en) * | 2019-01-28 | 2021-08-24 | 凯希特许有限公司 | Tearable dressing structure |
| CN110025430A (en) * | 2019-04-04 | 2019-07-19 | 江门泓一生物医疗科技有限公司 | A kind of anti-clogging negative pressure drainage device |
| CN113397817A (en) * | 2021-07-16 | 2021-09-17 | 茂名市人民医院 | Negative pressure wound surface dressing |
| CN114028077A (en) * | 2021-12-15 | 2022-02-11 | 湖南德普斯医疗科技有限公司 | Negative pressure drainage dressing with wound surface flushing function |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20170920 Address after: Traffic Street 164300 Heihe City Sunwu County of Heilongjiang Province four Commission 8 Group No. 15 Applicant after: Feng Jun Address before: 310018, Zhejiang, Hangzhou economic and Technological Development Zone, Poplar Street, Yinhai street, workshop 1, second, 550, A District Applicant before: ZHEJIANG BAOERMAN BIOTECHNOLOGY CO., LTD. |
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Effective date of registration: 20180314 Address after: 310018 Yinhai Street No. 550 workshop, Yinhai street, Baiyang street, Hangzhou economic and Technological Development Zone, Zhejiang Province, 1 second layer A area Applicant after: ZHEJIANG BAOERMAN BIOTECHNOLOGY CO., LTD. Address before: Traffic Street 164300 Heihe City Sunwu County of Heilongjiang Province four Commission 8 Group No. 15 Applicant before: Feng Jun |
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Application publication date: 20160921 |
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