CN107485737A - A kind of Medical wounded surface care device - Google Patents
A kind of Medical wounded surface care device Download PDFInfo
- Publication number
- CN107485737A CN107485737A CN201710849557.6A CN201710849557A CN107485737A CN 107485737 A CN107485737 A CN 107485737A CN 201710849557 A CN201710849557 A CN 201710849557A CN 107485737 A CN107485737 A CN 107485737A
- Authority
- CN
- China
- Prior art keywords
- jointing
- inner tube
- negative pressure
- care device
- tube
- 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
- 238000007789 sealing Methods 0.000 claims abstract description 38
- 208000027418 Wounds and injury Diseases 0.000 abstract description 27
- 206010052428 Wound Diseases 0.000 abstract description 21
- 230000007812 deficiency Effects 0.000 abstract description 7
- 230000006378 damage Effects 0.000 abstract description 6
- 208000014674 injury Diseases 0.000 abstract description 6
- 238000005516 engineering process Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 5
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000000474 nursing effect Effects 0.000 description 3
- 239000002504 physiological saline solution Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000028327 secretion Effects 0.000 description 2
- 241001484259 Lacuna Species 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 210000000416 exudates and transudate Anatomy 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 230000035876 healing Effects 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000002406 microsurgery Methods 0.000 description 1
- 230000000399 orthopedic effect Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007460 surgical drainage Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 231100000397 ulcer Toxicity 0.000 description 1
- 230000029663 wound healing Effects 0.000 description 1
Classifications
-
- A61M1/0023—
-
- 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
- A61F13/05—Bandages or dressings; Absorbent pads specially adapted for use with sub-pressure or over-pressure therapy, wound drainage or wound irrigation, e.g. for use with negative-pressure wound therapy [NPWT]
-
- A61M1/0058—
-
- 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
- A61M1/88—Draining devices having means for processing the drained fluid, e.g. an absorber
-
- 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
Landscapes
- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Vascular Medicine (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Anesthesiology (AREA)
- Hematology (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
The invention belongs to medical instruments field, more particularly to a kind of Medical wounded surface care device.The invention provides a kind of Medical wounded surface care device, including：Negative pressure sponge, drainage tube, flush pipe and sealing unit, drainage tube include inner tube, jointing and outer tube；Negative pressure sponge is arranged at the top of the surface of a wound, and inner tube is arranged at the inside of negative pressure sponge, and sealing unit is arranged above negative pressure sponge, and inner tube is connected by jointing with outer tube, and jointing is inserted in inner tube through sealing unit；Jointing is obtuse angle joint.In the present invention, jointing is obtuse angle joint, and when outer tube is inserted into inner tube, the vertical force for putting on affected part diminishes, and mitigates the external force that patient is subject to, and injury is smaller；It is less likely to occur to block meanwhile the jointing at obtuse angle is gentler, during drainage；Inner tube is provided with disk in the junction with jointing, can play a part of increasing contact area, prevents negative pressure failure caused by sealing unit tear.Solve in the prior art, hold susceptible to plugging technological deficiency when injuring big and drainage when drainage tube inserts to patient.
Description
Technical field
The invention belongs to medical instruments field, more particularly to a kind of Medical wounded surface care device.
Background technology
Negative pressure drainage technology is wrapped up in drainage tube external application medical foam, foamed material is turned into drainage tube and by drainage lumens
Intermediary between gap and the surface of a wound, using with biological valve function semi permeability album leave membrane closure by drainage area, be allowed to outside
Boundary completely cuts off, and connects high negative pressure source, forms an efficient drainage system, removes in time by the exudate in drainage area.The technology is
The revolutionary innovation of surgical drainage technology, the secretion and slough of lacuna or the surface of a wound can be thoroughly removed, promote wound
Healing, the technical operation is simple, and effect is favourable, easy to spread.The technology eliminates the pain that usually more change dressings is brought to patient
Bitterly, the pain of patient is reduced；Meanwhile also reduce the healing time of the surface of a wound.In patient care and management aspect, the surface of a wound is checked
When, reduce the danger that open dressing causes external environmental, reduce the chance of infection；Medical care people can also be reduced
The workload of member, without daily dressing, reduce further the medical expense of patient.
Negative pressure drainage technology is initially mainly used in the drainage of limb wounds, in view of its excellent results, brings to medical personnel
Great convenience, and patient suffering is alleviated, clinic is gradually widely applied to, has been expanded to its application orthopedic outer
Multiple subjects such as section, traumatology department, microsurgery, Department of B urn and ulcer center.However, Medical wounded surface shield of the prior art
Device is managed, inner and outer tubes are parallel using face with sponge, and the inside and outside joint of jointing is in 90 ° with drainage tube pipe shaft respectively
Right angle.When sticking negative pressure drainage sponge on the surface of a wound, outer tube joint needs to lead using in face insertion inner pipe joint perpendicular to sponge
Cause surface of a wound during insertion vertically to be oppressed, pain is brought for patient.Right angle in 90 ° causes corner to be managed between joint and pipe shaft simultaneously
Footpath is smaller, is easily blocked in drainage process.
Therefore, a kind of Medical wounded surface care device is developed, for solving in the prior art, to patient when drainage tube inserts
Hold susceptible to plugging technological deficiency when injury is big and drains, become those skilled in the art's urgent problem to be solved.
The content of the invention
In view of this, the invention provides a kind of Medical wounded surface care device, for solving in the prior art, drainage tube is inserted
It is fashionable patient to be injured greatly and hold susceptible to plugging technological deficiency when draining.
The invention provides a kind of Medical wounded surface care device, the Medical wounded surface care device includes：Negative pressure sponge, draw
Flow tube, flush pipe and sealing unit, the drainage tube include inner tube, jointing and outer tube；
The negative pressure sponge is arranged at the top of the surface of a wound, and the flush pipe, which is inserted in the negative pressure sponge, to be used to rinse the wound
Face, said inner tube are arranged at the inside of the negative pressure sponge, and the sealing unit is arranged at the negative pressure sponge and the surface of a wound
Top, said inner tube is connected by the jointing with the outer tube, and the jointing is inserted through the sealing unit
Enter in said inner tube；
The jointing is obtuse angle joint.
Preferably, one end of the outer tube and the jointing is band sharp comer termination.
Preferably, said inner tube is provided with disk in the junction with the jointing.
Preferably, the jointing is provided with disk in the junction with said inner tube.
Preferably, the outer wall at the outer tube joint is provided with skid resistant course.
Preferably, the skid resistant course is concave and convex stripe.
Preferably, the sealing unit is PE sealing films.
Preferably, the tube wall of said inner tube is provided with multiple cavernous structures.
In summary, the invention provides a kind of Medical wounded surface care device, the Medical wounded surface care device to include：It is negative
Pressure sponge, flush pipe, drainage tube and sealing unit, the drainage tube include inner tube, jointing and outer tube；The negative pressure sponge
The top of the surface of a wound is arranged at, the flush pipe, which is inserted in the negative pressure sponge, to be used to rinse the surface of a wound, and said inner tube is arranged at
The inside of the negative pressure sponge, the sealing unit are arranged above the negative pressure sponge, and said inner tube is connect by described
Head is connected with the outer tube, and the jointing is inserted in said inner tube through the sealing unit；The jointing is blunt
Angle joint.In technical scheme provided by the invention, jointing is obtuse angle joint, when outer tube is inserted into jointing, is applied
Vertical force in affected part diminishes, and mitigates the external force that patient is subject to, and injury is smaller；Meanwhile the jointing at obtuse angle is gentler, draws
It is less likely to occur to block during stream.Inner tube is provided with disk in the junction with jointing, can play the work of increase contact area
With, prevent sealing unit tear caused by negative pressure failure.A kind of Medical wounded surface care device provided by the invention, is solved existing
Hold susceptible to plugging technological deficiency when injuring big and drainage in technology, when drainage tube inserts to patient.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
The embodiment of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
The accompanying drawing of offer obtains other accompanying drawings.
Fig. 1 is a kind of structural representation of Medical wounded surface care device in the embodiment of the present invention；
In a kind of Medical wounded surface care device provided in an embodiment of the present invention of Fig. 2 positions, the structural representation of drainage tube；
Wherein, negative pressure sponge 1, drainage tube 2, inner tube 21, jointing 22, outer tube 23, sealing unit 3 and flush pipe 4.
Embodiment
The embodiments of the invention provide a kind of Medical wounded surface care device, for solving in the prior art, drainage tube insertion
When hold susceptible to plugging technological deficiency when big and drainage is injured to patient.
The technical scheme in the embodiment of the present invention will be clearly and completely described below, it is clear that described implementation
Example only part of the embodiment of the present invention, rather than whole embodiments.It is common based on the embodiment in the present invention, this area
The every other embodiment that technical staff is obtained under the premise of creative work is not made, belong to the model that the present invention protects
Enclose.
In order to which the present invention is described in more detail, below in conjunction with the accompanying drawings to a kind of Medical wounded surface care device provided by the invention,
It is specifically described.
Fig. 1 and Fig. 2 are referred to, the embodiments of the invention provide a kind of Medical wounded surface care device, including：Negative pressure sponge 1,
Drainage tube 2, sealing unit 3 and flush pipe 4, drainage tube 2 include inner tube 21, jointing 22 and outer tube 23；Negative pressure sponge 1 is set
In the top of the surface of a wound, flush pipe 4, which is inserted in negative pressure sponge 1, to be used to rinse the surface of a wound, and inner tube 21 is arranged at the inside of negative pressure sponge 1,
Sealing unit 3 is arranged at the top of negative pressure sponge 1, and inner tube 21 is connected by jointing 22 with outer tube 23, and jointing 22 is worn
Sealing unit 3 is crossed to insert in inner tube 21；Jointing 22 is obtuse angle joint.
In technical scheme provided in an embodiment of the present invention, jointing 22 is obtuse angle joint, is inserted when by jointing 22
During inner tube 21, the external force being subject to patient herein does force analysis, when external force is constant, the connected mode of obtuse angle joint, applies
Vertical force in affected part diminishes, and mitigates the external force that patient is subject to, and the injury for patient is smaller.Meanwhile the embodiment of the present invention carries
In the technical scheme of confession, compared with angle coupling, the jointing 22 at obtuse angle is more gentle, is less likely to occur to block during drainage.
3rd, for ease of the nursing of patient, mitigate the nursing burden of medical personnel, a kind of Medical wounded surface shield provided in an embodiment of the present invention
Reason device also includes：Flush pipe.The external physiological saline of flush pipe, physiological saline can be introduced by the surface of a wound by flush pipe and carried out clearly
Wash, without when Medical wounded surface care device is pulled down, the cleaning of the surface of a wound can be completed；In cleaning process, outer tube 23 can be passed through
It external negative pressure device, will immediately be extracted out for the physiological saline of flushing, be effectively reduced the nursing burden of medical personnel.Cause
This, a kind of Medical wounded surface care device provided in an embodiment of the present invention, solves in the prior art, jointing 22 insert when pair
Hold susceptible to plugging technological deficiency when patient's injury is big and drains.
Further optimisation technique scheme, inner tube 21, the present invention are inserted after passing through sealing unit for ease of jointing 22
In a kind of Medical wounded surface care device that embodiment provides, one end of jointing 22 is band sharp comer termination.Meanwhile band is sharp
The structure design of angle termination, the aperture area at inclined-plane become big, create a further reduction the probability of happening blocked in drainage process,
Reduce Wound care cost.
Due to during the application of Medical wounded surface care device, it is necessary to sealing unit 3 is punctured, however, actually should
It is limited during the toughness of sealing unit 3 itself during, meanwhile, patient in use, can repeatedly turn over movement,
It can cause sealing unit to rupture, cause pressure to be released and negative pressure failure.Therefore, technical scheme provided in an embodiment of the present invention
In, inner tube 21 is provided with disk in the junction with jointing 22.After inner tube 21 and jointing 22 are seated, disk can rise
To the effect of increase contact area, negative pressure failure caused by sealing unit tear is prevented.
Similarly, in technical scheme provided in an embodiment of the present invention, jointing 22 is provided with the junction with inner tube 21
Disk.Further, after inner tube 21 is aligned with the disk at jointing 22, between sealing unit is clipped in into two disks, more
The cut that adding effectively prevents sealing unit 3 expands.
To prevent medical personnel during jointing 22 inserts, hand skids and influences insertion effect, the present invention
In a kind of Medical wounded surface care device that embodiment provides, the outer wall of jointing 22 is provided with skid resistant course.
To play good skidproof effect, while take into account with from the point of view of attractive in appearance, technology provided in an embodiment of the present invention
In scheme, skid resistant course is concave and convex stripe.
On the basis of the good sealing effectiveness of sealing unit 3 is ensured, while take into account long, close with sealing unit service life
Envelope unit cost is low and is easy to jointing 22 through the angle design of sealing unit 3, one kind provided in an embodiment of the present invention
In Medical wounded surface care device, sealing unit 3 is PE sealing films.
To effectively improve the extraction effect of the secretion of the surface of a wound and slough, prevent from blocking at inner tube 21, this hair
In the technical scheme that bright embodiment provides, the tube wall of inner tube 21 is provided with multiple cavernous structures.
In summary, the invention provides a kind of Medical wounded surface care device, the Medical wounded surface care device to include：It is negative
Pressure sponge, drainage tube, flush pipe and sealing unit, the drainage tube include inner tube, jointing and outer tube；The negative pressure sponge
The top of the surface of a wound is arranged at, the flush pipe, which is inserted in the negative pressure sponge, to be used to rinse the surface of a wound, and said inner tube is arranged at
The inside of the negative pressure sponge, the sealing unit are arranged above the negative pressure sponge, and said inner tube is connect by described
Head is connected with the outer tube, and the connection map interlinking is inserted in said inner tube through the sealing unit；The jointing is blunt
Angle joint.In technical scheme provided by the invention, jointing is obtuse angle joint, when jointing is inserted into inner tube, is applied
Vertical force in affected part diminishes, and mitigates the external force that patient is subject to, and injury is smaller；Meanwhile the jointing at obtuse angle is gentler, draws
It is less likely to occur to block during stream.Inner tube is provided with disk in the junction with jointing, can play the work of increase contact area
With, prevent sealing unit tear caused by negative pressure failure.A kind of Medical wounded surface care device provided by the invention, is solved existing
Hold susceptible to plugging technological deficiency when injuring big and drainage in technology, when drainage tube inserts to patient.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (8)
1. a kind of Medical wounded surface care device, it is characterised in that the Medical wounded surface care device includes：Negative pressure sponge, drainage
Pipe, flush pipe and sealing unit, the drainage tube include inner tube, jointing and outer tube；
The negative pressure sponge is arranged at the top of the surface of a wound, and the flush pipe, which is inserted in the negative pressure sponge, to be used to rinse the wound
Face, said inner tube are arranged at the inside of the negative pressure sponge, and the sealing unit is arranged above the negative pressure sponge, described interior
Pipe is connected by the jointing with the outer tube, and the jointing is inserted in said inner tube through the sealing unit；
The jointing is obtuse angle joint.
2. Medical wounded surface care device according to claim 1, it is characterised in that the outer tube and the jointing
One end is band sharp comer termination.
3. Medical wounded surface care device according to claim 1, it is characterised in that said inner tube with the jointing
Junction be provided with disk.
4. Medical wounded surface care device according to claim 1, it is characterised in that the jointing with said inner tube
Junction be provided with disk.
5. according to Claims 1-4 any one described Medical wounded surface care device, it is characterised in that the outer tube
Joint outer wall is provided with skid resistant course.
6. Medical wounded surface care device according to claim 5, it is characterised in that the skid resistant course is concave and convex stripe.
7. Medical wounded surface care device according to claim 1, it is characterised in that the sealing unit is PE sealed thins
Film.
8. Medical wounded surface care device according to claim 1, it is characterised in that the tube wall of said inner tube is provided with multiple
Cavernous structure.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2017210123187 | 2017-08-14 | ||
| CN201721012318 | 2017-08-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107485737A true CN107485737A (en) | 2017-12-19 |
Family
ID=60653081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710849557.6A Pending CN107485737A (en) | 2017-08-14 | 2017-09-20 | A kind of Medical wounded surface care device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107485737A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108079391A (en) * | 2017-12-29 | 2018-05-29 | 广州润虹医药科技股份有限公司 | A kind of negative pressure drainage surface of a wound device |
| CN108236541A (en) * | 2018-01-08 | 2018-07-03 | 万绵水 | For the attachment device and protective dressing of protective dressing |
| WO2019134169A1 (en) * | 2018-01-08 | 2019-07-11 | 万绵水 | Connecting device for wound protection dressing, and wound protection dressing |
| CN110721349A (en) * | 2019-08-30 | 2020-01-24 | 中国人民解放军海军军医大学第三附属医院 | Negative pressure suction device for absorbing wound exudate |
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| CN202236541U (en) * | 2011-08-05 | 2012-05-30 | 丁一阳 | Drainage device for wound surface flushing and negative pressure suction |
| CN102905751A (en) * | 2009-10-29 | 2013-01-30 | 罗伯特·E·海尔姆 | Sealing sterile catheter dressing |
| CN103285495A (en) * | 2013-05-22 | 2013-09-11 | 苏州爱得科技发展有限公司 | Medical negative-pressure closed draining device |
| CN203329168U (en) * | 2013-05-22 | 2013-12-11 | 苏州爱得科技发展有限公司 | Medical vacuum sealing drainage device |
| CN103480081A (en) * | 2013-10-22 | 2014-01-01 | 李颖 | Negative pressure closed drainage wound protection device and preparation method thereof |
| CN203436673U (en) * | 2013-07-17 | 2014-02-19 | 苏州爱得科技发展有限公司 | Negative-pressure drainage device for medical adhibiting membrane |
| CN203777472U (en) * | 2014-02-12 | 2014-08-20 | 萨科（厦门）医疗科技有限公司 | Negative-pressure drainage device |
| CN205108068U (en) * | 2015-11-05 | 2016-03-30 | 湖南馨航瑞康生物科技有限公司 | Medical negative pressure drainage device |
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2017
- 2017-09-20 CN CN201710849557.6A patent/CN107485737A/en active Pending
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|---|---|---|---|---|
| CN102905751A (en) * | 2009-10-29 | 2013-01-30 | 罗伯特·E·海尔姆 | Sealing sterile catheter dressing |
| CN201912520U (en) * | 2011-01-17 | 2011-08-03 | 朱新生 | Special soft pad for wound surface rinsing-negative pressure closed drainage |
| CN202236541U (en) * | 2011-08-05 | 2012-05-30 | 丁一阳 | Drainage device for wound surface flushing and negative pressure suction |
| CN103285495A (en) * | 2013-05-22 | 2013-09-11 | 苏州爱得科技发展有限公司 | Medical negative-pressure closed draining device |
| CN203329168U (en) * | 2013-05-22 | 2013-12-11 | 苏州爱得科技发展有限公司 | Medical vacuum sealing drainage device |
| CN203436673U (en) * | 2013-07-17 | 2014-02-19 | 苏州爱得科技发展有限公司 | Negative-pressure drainage device for medical adhibiting membrane |
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| CN203777472U (en) * | 2014-02-12 | 2014-08-20 | 萨科（厦门）医疗科技有限公司 | Negative-pressure drainage device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108079391A (en) * | 2017-12-29 | 2018-05-29 | 广州润虹医药科技股份有限公司 | A kind of negative pressure drainage surface of a wound device |
| CN108236541A (en) * | 2018-01-08 | 2018-07-03 | 万绵水 | For the attachment device and protective dressing of protective dressing |
| WO2019134169A1 (en) * | 2018-01-08 | 2019-07-11 | 万绵水 | Connecting device for wound protection dressing, and wound protection dressing |
| CN110721349A (en) * | 2019-08-30 | 2020-01-24 | 中国人民解放军海军军医大学第三附属医院 | Negative pressure suction device for absorbing wound exudate |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171219 |