CN102755217A - Washable negative pressure drainage dressing - Google Patents
Washable negative pressure drainage dressing Download PDFInfo
- Publication number
- CN102755217A CN102755217A CN2012102745698A CN201210274569A CN102755217A CN 102755217 A CN102755217 A CN 102755217A CN 2012102745698 A CN2012102745698 A CN 2012102745698A CN 201210274569 A CN201210274569 A CN 201210274569A CN 102755217 A CN102755217 A CN 102755217A
- Authority
- CN
- China
- Prior art keywords
- catheter
- drainage
- negative pressure
- double channel
- flushing
- 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 claims description 28
- 239000011148 porous material Substances 0.000 claims description 19
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 238000005406 washing Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 5
- 208000015181 infectious disease Diseases 0.000 abstract description 3
- 230000000903 blocking effect Effects 0.000 abstract description 2
- 238000001035 drying Methods 0.000 abstract 1
- 206010052428 Wound Diseases 0.000 description 17
- 208000027418 Wounds and injury Diseases 0.000 description 17
- 238000005516 engineering process Methods 0.000 description 6
- 238000002560 therapeutic procedure Methods 0.000 description 3
- 230000001154 acute effect Effects 0.000 description 2
- 230000001684 chronic effect Effects 0.000 description 2
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- 230000008952 bacterial invasion 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
- 238000004140 cleaning Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000000416 exudates and transudate Anatomy 0.000 description 1
- 210000004276 hyalin Anatomy 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000004089 microcirculation Effects 0.000 description 1
- 239000002504 physiological saline solution Substances 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 230000029663 wound healing Effects 0.000 description 1
Images
Classifications
-
- A61F13/05—
-
- 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
- A61M1/84—Drainage tubes; Aspiration tips
- A61M1/85—Drainage tubes; Aspiration tips with gas or fluid supply means, e.g. for supplying rinsing fluids or anticoagulants
-
- 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
- A61M1/84—Drainage tubes; Aspiration tips
- A61M1/86—Connectors between drainage tube and handpiece, e.g. drainage tubes detachable from handpiece
-
- 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
- A61M1/91—Suction aspects of the dressing
- A61M1/915—Constructional details of the pressure distribution manifold
-
- 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
- A61M1/92—Negative pressure wound therapy devices, i.e. devices for applying suction to a wound to promote healing, e.g. including a vacuum dressing with liquid supply means
-
- 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
- A61F2013/00361—Plasters
- A61F2013/00727—Plasters means for wound humidity control
- A61F2013/00731—Plasters means for wound humidity control with absorbing pads
- A61F2013/0074—Plasters means for wound humidity control with absorbing pads containing foams
Abstract
The invention relates to washable negative pressure drainage dressing which comprises a sponge body, a drainage catheter and a washing catheter, wherein a double-cavity catheter is inserted in the sponge body, a plurality of through holes are evenly arranged on the wall of the double-cavity catheter inserted in the sponge body, and the outer end of the double-cavity catheter is connected with the drainage catheter and the washing catheter through a tee joint. A washing cavity channel and a drainage cavity channel are arranged in the double-cavity catheter. According to the washable negative pressure drainage dressing, the medical sponge body can be repeatedly washed in the treatment process, so that phenomena such as unsmooth drainage caused by drying and blocking of the sponge body in the wound negative pressure treating process are avoided. The washable negative pressure drainage dressing is reasonable in structure and convenient to operate and use, and reduces dressing change times and risk of clinical infection. In addition, the clinical operation is safe and convenient.
Description
Technical field
The present invention relates to a kind of medical disposable material, specifically a kind of flushable negative pressure drainage dressing that is applied to the closed negative pressure drainage treatment of wound surface.
Background technology
The closed negative pressure treatment technology of wound surface is on the basis of clinical traditional negative pressure treatment method; Wound surface is put the medical sponge body, and wound surface seals with biological hyaline membrane, forms an airtight drainage system; Prevent extraneous bacterial invasion; Improve the wound surface microcirculation blood flow velocity, expansion blood capillary, thereby the effect of increase wound surface quickly-healing.Wound surface closed negative pressure treatment technology is the new wound surface treatment technology that development in recent years is got up, and can promote acute and chronic wound healing, comprises acute, chronic, infected wound.The closed negative pressure treatment of wound surface changed one time medicine in general about 3 days.Along with increasing with dry of exudate, the hole between the easy blocking spongy body causes the spongy body drain obstructed sometimes.At present, do not see also that clinically the negative pressure drainage of washing capacity applicator is arranged.
Summary of the invention
Technical problem to be solved by this invention is in order to overcome the deficiency of above-mentioned prior art; A kind of simple structure, reasonable is provided; Operation, easy to use, spongy body can be in therapeutic process limit flushing, limit drain, the flushable negative pressure drainage dressing of avoiding spongy body to stop up.
The technical scheme that the present invention solves the problems of the technologies described above employing is: a kind of flushable negative pressure drainage dressing; It comprises a spongy body, drainage catheter, irrigating catheter; It is characterized in that: be inserted with double channel catheter in the said spongy body; Said double channel catheter inserts on the duct wall in the spongy body and evenly has some through holes, and the double channel catheter outer end connects drainage catheter and irrigating catheter through threeway.
Be provided with flushing tract and drain tract in the said double channel catheter, have some flushing through holes on the flushing tract tube wall, have some drain through holes on the drainage lumens road tube wall.
Said threeway is provided with two-chamber pore, flushing pore, drain pore, wherein is provided with the flushing tract that a stainless steel tube connects flushing pore and double channel catheter in the two-chamber pore.
The said irrigating catheter other end is connected with joint, is connected with flushing device with convenient, realizes washing capacity.The drainage catheter other end is connected with negative pressure drainage equipment, carries out negative pressure drainage.
Be inserted with two double channel catheteres in the said spongy body, each double channel catheter outer end connects a drainage catheter and an irrigating catheter through a threeway.
Be inserted with three double channel catheteres in the said spongy body, each double channel catheter outer end connects a drainage catheter and an irrigating catheter through a threeway.
The present invention is owing to be inserted with double channel catheter in spongy body, double channel catheter connects drainage catheter and irrigating catheter through threeway, against existing technologies, can carry out drain and flushing respectively, also can carry out drain and flushing simultaneously.The medical sponge body can be washed in therapeutic process repeatedly, avoids in wound negative pressure treatment process spongy body to occur dry and stops up and cause the generation of phenomenons such as inadequate drainage.Its structure rationally, and is easy for operation, reduced the number of times of changing dressings, and reduced the probability of clinical infection, the clinical manipulation safe ready.
Description of drawings
Below in conjunction with accompanying drawing the present invention is done to describe further.
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the structural representation of double channel catheter of the present invention.
Fig. 3 is the structural representation of threeway of the present invention.
Label among the figure is: 1. spongy body, 2. double channel catheter, 3. threeway, 4. irrigating catheter, 5. joint, 6. drainage catheter, 21. flushing tracts, 22. drain tracts, 31. stainless steel tubes, 32. flushing pores, 33. drain pores, 34. two-chamber pores.
The specific embodiment
Can find out from Fig. 1, a kind of flushable negative pressure drainage dressing, it comprises a spongy body 1, drainage catheter 6, irrigating catheter 4 etc.Spongy body 1 is processed by the composite polyvinyl alcohol porous material.
Be inserted with double channel catheter 2 in the said spongy body 1, evenly have some through holes on the duct wall that said double channel catheter 2 inserts in the spongy body 1.Be provided with flushing tract 21 and drain tract 22 in the said double channel catheter 2, have some flushing through holes on flushing tract 21 tube walls, have some drain through holes on drain tract 22 tube walls.As shown in Figure 2.
Said double channel catheter 2 outer ends connect drainage catheter 6 and irrigating catheter 4 through threeway 3.Said irrigating catheter 4 other ends are connected with joint 5, are connected with flushing device with convenient, realize washing capacity.Drainage catheter 6 other ends are connected with negative pressure drainage equipment, carry out negative pressure drainage.
Said threeway 3 is provided with two-chamber pore 34, flushing pore 32, drain pore 33, wherein is provided with a stainless steel tube 31 in the two-chamber pore 34, and it connects the flushing tract 21 of flushing pore 32 and double channel catheter 2.As shown in Figure 3.
Can be inserted with 1-3 double channel catheter in the said spongy body 1, each double channel catheter outer end connects a drainage catheter and an irrigating catheter through a threeway.For example, be inserted with two double channel catheteres in the said spongy body 1, each double channel catheter outer end connects a drainage catheter and an irrigating catheter through a threeway.Again for example, be inserted with three double channel catheteres in the said spongy body, each double channel catheter outer end connects a drainage catheter and an irrigating catheter through a threeway.
When the present invention uses, at first, select flushable negative pressure drainage dressing according to the size of wound surface with patient's wound and wound surface clean; Perhaps cutting and wound surface are complementary, and place on the wound surface of cleaning, cover with biological transparent sticking film; Connect the HC negative pressure system or be connected to form drainage system through drainage catheter 6 with vacuum suction machine; Carry out drain, regulate the negative pressure of drainage system, observe the color of liquid and the state of spongy body 1 of draining; Discovery has lump the shutdown system negative pressure to occur.In the flushing tract 21 of double channel catheter 2, inject physiological saline solution with syringe through joint 5 and irrigating catheter 4, treat that spongy body 1 is softening, open the negative pressure drainage system switching once more, carry out drainage treatment.Drain and flushing can be carried out respectively, also drain and flushing can be carried out simultaneously.The medical sponge body can be washed in therapeutic process repeatedly, avoids in wound negative pressure treatment process spongy body to occur dry and stops up and cause the generation of phenomenons such as inadequate drainage.Its structure rationally, and is easy for operation, reduced the number of times of changing dressings, and reduced the probability of clinical infection, the clinical manipulation safe ready.
Claims (6)
1. flushable negative pressure drainage dressing; It comprises a spongy body, drainage catheter, irrigating catheter; It is characterized in that: be inserted with double channel catheter in the said spongy body; Said double channel catheter inserts on the duct wall in the spongy body and evenly has some through holes, and the double channel catheter outer end connects drainage catheter and irrigating catheter through threeway.
2. flushable negative pressure drainage dressing as claimed in claim 1 is characterized in that: be provided with flushing tract and drain tract in the said double channel catheter, have some flushing through holes on the flushing tract tube wall, have some drain through holes on the drainage lumens road tube wall.
3. flushable negative pressure drainage dressing as claimed in claim 1 is characterized in that: said threeway is provided with two-chamber pore, flushing pore, drain pore, wherein is provided with the flushing tract that a stainless steel tube connects flushing pore and double channel catheter in the two-chamber pore.
4. flushable negative pressure drainage dressing as claimed in claim 1 is characterized in that: the said irrigating catheter other end is connected with joint.
5. like claim 1 or 2 or 3 described flushable negative pressure drainage dressing, it is characterized in that: be inserted with two double channel catheteres in the said spongy body, each double channel catheter outer end connects a drainage catheter and an irrigating catheter through a threeway.
6. like claim 1 or 2 or 3 described flushable negative pressure drainage dressing, it is characterized in that: be inserted with three double channel catheteres in the said spongy body, each double channel catheter outer end connects a drainage catheter and an irrigating catheter through a threeway.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102745698A CN102755217A (en) | 2012-08-03 | 2012-08-03 | Washable negative pressure drainage dressing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102745698A CN102755217A (en) | 2012-08-03 | 2012-08-03 | Washable negative pressure drainage dressing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102755217A true CN102755217A (en) | 2012-10-31 |
Family
ID=47050038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012102745698A Pending CN102755217A (en) | 2012-08-03 | 2012-08-03 | Washable negative pressure drainage dressing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102755217A (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103071197A (en) * | 2013-01-29 | 2013-05-01 | 绍兴福清卫生用品有限公司 | Negative pressure wound dressing capable of flushing wound and using method for same |
| CN104873332A (en) * | 2015-05-08 | 2015-09-02 | 傅秋良 | Negative pressure drainage dressing having attraction and flushing functions |
| CN105169499A (en) * | 2015-07-11 | 2015-12-23 | 赵全明 | Closed washing and drainage apparatus for osteomyelitis treatment |
| CN105250078A (en) * | 2015-11-03 | 2016-01-20 | 中国人民解放军第四军医大学 | Dressing device for wound infection disruption and merged intestinal leakage of abdominal operation |
| CN104013493B (en) * | 2014-06-11 | 2016-05-11 | 唐佩福 | A kind of wound closure applicator of built-in flushing drip tube |
| CN105944220A (en) * | 2016-05-18 | 2016-09-21 | 浙江保尔曼生物科技有限公司 | Negative-pressure drainage device capable of flushing |
| CN105997345A (en) * | 2016-07-04 | 2016-10-12 | 广东美捷威通生物科技有限公司 | Intelligent humidity and temperature control spray wound treatment system |
| CN105999439A (en) * | 2016-07-04 | 2016-10-12 | 广东美捷威通生物科技有限公司 | Intelligent humidity and temperature control spray burn and scald treatment system |
| CN106310404A (en) * | 2016-08-23 | 2017-01-11 | 张�杰 | Pull-out type negative pressure medical sponge stirring and scraping device |
| CN106621006A (en) * | 2017-02-27 | 2017-05-10 | 唐久阳 | External fixator nail passage negative pressure seal ring |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2928108Y (en) * | 2006-07-24 | 2007-08-01 | 徐先增 | Multipurpose non-suture intervention type double chamber air sac drainage tube |
| CN101208116A (en) * | 2005-04-27 | 2008-06-25 | 史密夫及内修公开有限公司 | Wound treatment apparatus and method |
| CN201572251U (en) * | 2009-12-24 | 2010-09-08 | 济南嘉舜医药科技开发有限公司 | Wound surface dressing convenient for vacuum drainage and irrigation washing |
| CN201631870U (en) * | 2010-04-08 | 2010-11-17 | 关庆民 | Thorax closed type irrigation drainage tube |
| CN202179772U (en) * | 2011-06-01 | 2012-04-04 | 王娟娟 | Negative pressure drainage device with flushing function |
| CN202236541U (en) * | 2011-08-05 | 2012-05-30 | 丁一阳 | Drainage device for flushing and negative pressure suction of wound |
| CN202699413U (en) * | 2012-08-03 | 2013-01-30 | 山东威高新生医疗器械有限公司 | Washable negative-pressure draining dressing |
-
2012
- 2012-08-03 CN CN2012102745698A patent/CN102755217A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101208116A (en) * | 2005-04-27 | 2008-06-25 | 史密夫及内修公开有限公司 | Wound treatment apparatus and method |
| CN2928108Y (en) * | 2006-07-24 | 2007-08-01 | 徐先增 | Multipurpose non-suture intervention type double chamber air sac drainage tube |
| CN201572251U (en) * | 2009-12-24 | 2010-09-08 | 济南嘉舜医药科技开发有限公司 | Wound surface dressing convenient for vacuum drainage and irrigation washing |
| CN201631870U (en) * | 2010-04-08 | 2010-11-17 | 关庆民 | Thorax closed type irrigation drainage tube |
| CN202179772U (en) * | 2011-06-01 | 2012-04-04 | 王娟娟 | Negative pressure drainage device with flushing function |
| CN202236541U (en) * | 2011-08-05 | 2012-05-30 | 丁一阳 | Drainage device for flushing and negative pressure suction of wound |
| CN202699413U (en) * | 2012-08-03 | 2013-01-30 | 山东威高新生医疗器械有限公司 | Washable negative-pressure draining dressing |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103071197A (en) * | 2013-01-29 | 2013-05-01 | 绍兴福清卫生用品有限公司 | Negative pressure wound dressing capable of flushing wound and using method for same |
| CN104013493B (en) * | 2014-06-11 | 2016-05-11 | 唐佩福 | A kind of wound closure applicator of built-in flushing drip tube |
| CN104873332A (en) * | 2015-05-08 | 2015-09-02 | 傅秋良 | Negative pressure drainage dressing having attraction and flushing functions |
| CN105169499A (en) * | 2015-07-11 | 2015-12-23 | 赵全明 | Closed washing and drainage apparatus for osteomyelitis treatment |
| CN105250078B (en) * | 2015-11-03 | 2018-08-14 | 中国人民解放军第四军医大学 | It splits for abdominal operation incision infection and merges the applicator of intestines leakage |
| CN105250078A (en) * | 2015-11-03 | 2016-01-20 | 中国人民解放军第四军医大学 | Dressing device for wound infection disruption and merged intestinal leakage of abdominal operation |
| CN105944220A (en) * | 2016-05-18 | 2016-09-21 | 浙江保尔曼生物科技有限公司 | Negative-pressure drainage device capable of flushing |
| CN105997345A (en) * | 2016-07-04 | 2016-10-12 | 广东美捷威通生物科技有限公司 | Intelligent humidity and temperature control spray wound treatment system |
| WO2018006582A1 (en) * | 2016-07-04 | 2018-01-11 | 广东美捷威通生物科技有限公司 | Wound treatment system utilizing smart moisture and temperature control |
| WO2018006583A1 (en) * | 2016-07-04 | 2018-01-11 | 广东美捷威通生物科技有限公司 | Burn treatment system utilizing sprayer having smart moisture and temperature control |
| CN105999439B (en) * | 2016-07-04 | 2018-03-16 | 广东美捷威通生物科技有限公司 | Intelligence controls wet temperature control spraying burn and scald treatment system |
| CN105999439A (en) * | 2016-07-04 | 2016-10-12 | 广东美捷威通生物科技有限公司 | Intelligent humidity and temperature control spray burn and scald treatment system |
| CN105997345B (en) * | 2016-07-04 | 2018-08-31 | 广东美捷威通生物科技有限公司 | Intelligence controls wet temperature control spraying Wound treating system |
| CN106310404A (en) * | 2016-08-23 | 2017-01-11 | 张�杰 | Pull-out type negative pressure medical sponge stirring and scraping device |
| CN106621006A (en) * | 2017-02-27 | 2017-05-10 | 唐久阳 | External fixator nail passage negative pressure seal ring |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102755217A (en) | Washable negative pressure drainage dressing | |
| CN202342661U (en) | Sucker type flushable negative pressure drainage device | |
| CN211326142U (en) | Closed negative pressure drainage wound protection material system | |
| CN203244673U (en) | Sealed negative pressure drainage device containing nano-silver polyurethane dressing | |
| WO2016169146A1 (en) | Multifunctional negative pressure drainage system | |
| CN103394155B (en) | Disposable portable negative pressure wound surface therapy system | |
| CN201912520U (en) | Special soft pad for wound surface rinsing-negative pressure closed drainage | |
| CN202069996U (en) | Cushion special for wound-surface flushing-negative-pressure closure drainage | |
| CN206492042U (en) | A kind of drainage system | |
| CN202184856U (en) | Flushable wound negative pressure drainage surgical dressing | |
| CN104013493B (en) | A kind of wound closure applicator of built-in flushing drip tube | |
| CN201959090U (en) | Dressing device | |
| CN201510631U (en) | Drainage device for washing wound surface and absorbing negative pressure | |
| CN205095232U (en) | Concatenation formula negative pressure drainage device | |
| CN105250078A (en) | Dressing device for wound infection disruption and merged intestinal leakage of abdominal operation | |
| CN108378988A (en) | Built-in type rinses negative pressure closed drainage device comprehensively | |
| CN202699413U (en) | Washable negative-pressure draining dressing | |
| CN102100934A (en) | Pulse fluid closed negative-pressure drainage system | |
| CN203408345U (en) | Disposable portable negative-pressure wound treatment kit | |
| CN203494039U (en) | Negative pressure sealed drainage device | |
| CN104815358A (en) | Negative pressure drainage system capable of achieving self-circulation | |
| CN204033599U (en) | A kind of wound closure applicator of built-in flushing drip tube | |
| CN107261221B (en) | Medical wound dressing with cleaning device | |
| CN205163387U (en) | Belly infection of incisional wound is split and is merged dressing device that courage leaks | |
| CN209137544U (en) | Wound surface flushing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20121031 |