CN104941056A - Vacuum sealing drainage device with fixed structure - Google Patents
Vacuum sealing drainage device with fixed structure Download PDFInfo
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- CN104941056A CN104941056A CN201510442749.6A CN201510442749A CN104941056A CN 104941056 A CN104941056 A CN 104941056A CN 201510442749 A CN201510442749 A CN 201510442749A CN 104941056 A CN104941056 A CN 104941056A
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- semipermeable membrane
- drainage tube
- dressing
- porous
- porous dressing
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Abstract
The invention provides a vacuum sealing drainage device with a fixed structure and solves the problems that an existing device is complicated in structure and inconvenient to use and cannot guarantee a continuous negative-pressure state. A plurality of side holes in different directions are formed in the part, between an upper dressing (4) and a lower porous dressing (4), of first drainage tubes and second drainage tubes, the porous dressings (4) are connected with a semi-permeable membrane (7), the semi-permeable membrane is 2-4 cm larger than each edge of the porous dressings, the upper surface of the semi-permeable membrane (7) is connected with an upper protective layer, a bonding layer is arranged on the lower surface of the semi-permeable membrane (7), the bonding layer of the semi-permeable membrane is connected with the surfaces of the first and second drainage tubes, extending out of the porous dressings, and also connected with the side surfaces of the upper and lower porous dressings (4) and the upper surface of the upper porous dressing, and a lower protective layer of the semi-permeable membrane (7) is connected with the bonding layer and the lower surface of the lower porous dressing (4).
Description
technical field:
The present invention is relevant with drainage system, especially relevant with closed negative pressure suction device.
background technology:
Have the sixth of the twelve Earthly Branches closed negative pressure suction device be what to separate with erecting device, fixing device for installing is the semipermeable membrane with adhesion function, its operation principle: cover on wound surface after 1) first dressing being pruned according to wound surface size, again semipermeable membrane is pruned semipermeable membrane according to the size of Wound dressing, make semipermeable membrane about 3cm larger than the every limit of Wound dressing, tearing semipermeable membrane adhesion side protecting film is sticked to around dressing and dressing, then tears the protecting film that semipermeable membrane non-adhering side assists to install; 2) many semipermeable membranes (each drainage tube at least needs a semipermeable membrane) are pruned according to the number of drainage tube; by on the skin that sticks to again after each drainage tube of airtight for semipermeable membrane winding below drainage tube, then tear the protecting film that semipermeable membrane non-adhering side assists to install; 3) negative pressure is connected, check the seal after negative pressure suction device arrangement, again prune semipermeable membrane and stick to air-leak section, then the protecting film that semipermeable membrane non-adhering side assists to install is torn, this device has following shortcoming: 1) higher to the person's of changing dressings technical requirement: semipermeable membrane prune excessive will be too much stick to and patient skin cause patient's pruritus uncomfortable, prune too small, easily gas leakage does not reach negative pressure state; Semipermeable membrane sticks to operating difficulties on patient skin again and easily leaks gas after holding adhesion drainage tube; 2) time of changing dressings is long, and the skilled installation personnel set-up time is at least more than 10 minutes; 3) interval of changing dressings is short, and dressing change frequency is many, makes patient bear more pain; 4) seal of device has multiple semipermeable membrane mutually to splice to reach, stitching portion adhesiveness comes off in time to be needed again to prune semipermeable membrane repairing, come off and locate non-Timeliness coverage and will affect vacuum suction effect, affect wound healing time and effect, final increase treatment time, increase medical expense interval of changing dressings short, dressing change frequency is many, makes patient bear more misery.
The closed negative pressure suction device had the sixth of the twelve Earthly Branches by threeway 1, be positioned at outside dressing without side openings conduction pipe 2,3, porous dressing 4, be positioned at the drainage tube 5,6 with the multiple side opening of different directions in the middle of dressing, semipermeable membrane 7 forms.One has the drainage tube of multiple side opening and to connect and compose a complete drainage tube without side openings conduction pipe.Threeway 1 is connected with two drainage tubes, to be placed in by negative pressure device on wound surface and to keep closed state by semipermeable membrane 7.Its operation principle: had centre the porous dressing 4 of porous drainage tube 5,6 to be covered in wound surface, again on dressing and around use semipermeable membrane 7 to be closed by the drainage tube 2,3 around dressing and dressing to be fixed on wound surface surrounding skin, drainage tube external connecting negative pressure device thus formed and continue closed negative pressure space.Continuous negative pressure device can remove wound exudate and liquefaction and necrosis tissue under maintenance negative pressure state and the unobstructed situation of pipeline; Stimulate blood capillary proliferation, promote granulation tissue growth; Drain wound surface antibacterial, air pollution isolation, reduce wound surface cross infection; Negative pressure suction force makes wound surface reduce, and wound surface peripheral cell accelerates oriented growth and shortens wound healing time further.There is following deficiency: 1) wound secretion and oozing of blood easily cause the dry and hard in bulk of Wound dressing, blocked drainage tube makes wound surface pressurized cause pain; Making secretions, blood crusts, antibacterial can not clear up in time and cause wound surface slough to increase, infect and increase the weight of, making wound surface to being unfavorable for the future development that heals; 2) once generating means blocking, without effective treating method, can only change a whole set of closed negative pressure suction device, cause misery, increase patient's economy and mental burden during changing dressing for patient, increase medical personnel's workload, waste medical resource, increases social economical burden; 3) the closed negative pressure suction device without syringe pipe can not rinse; 4) syringe pipe is settled inconvenient or installation position is not good, cause flushing scope effectively, can not rinse by the position desired by doctor and direction; 5) inconvenient when needing to carry out wound surface drug treatment, medicine is often only distributed in around syringe pipe or is attracted pipe very soon and siphoned away, thus can not be evenly distributed on wound surface according to expectation.
summary of the invention:
The object of this invention is to provide a kind of structure simple, easy to use, diverse in function, long service life, can ensure the closed negative pressure suction device of the band fixed structure of continuous negative pressure state.
The present invention is achieved in that
With the closed negative pressure suction device of fixed structure; first and second drainage tube part be clipped between upper and lower porous dressing 4 arranged side by side has multiple side openings of different directions; porous dressing 4 is connected with semipermeable membrane 7; semipermeable membrane 7 2-4cm larger than the every limit of porous dressing; tack coat is had below semipermeable membrane 7; the tack coat of semipermeable membrane is connected with the surface of first and second drainage tube stretching out porous dressing; being connected above of the tack coat of semipermeable membrane 7 and the side of upper and lower porous dressing 4 and upper porous dressing, the lower protective layer 13 of semipermeable membrane 7 is connected with below tack coat and lower porous dressing 4.
The lower end of first and second drainage tube arranged side by side is connected with the first threeway 1, and the upper end of first and second drainage tube is connected with the second threeway 10, or the upper end of the first drainage tube is connected with the second threeway 10, and the upper end of the second drainage tube is connected with syringe or long cotton swab 11.
Being connected with up-protective layer 12 above of semipermeable membrane 7.
First drainage tube of the present invention comprises drainage tube 2,5,8, and the second drainage tube comprises drainage tube 3,6,9.
First and second drainage tube continues to extend outside dressing 4 by the present invention on original negative pressure device basis, and the drainage tube 8,9 of extension, both can also can as negative-pressure suction pipe as syringe pipe without side opening; And increasing a tee T 10 by drainage tube 8,9 parts are connected, and have good attraction and rinse performance, greatly can shorten the replacing construction of closed negative pressure suction device, increasing service life.
Closed negative pressure suction device of the present invention and erecting device are an entity, and before changing, multiple semipermeable membrane pastes formation locking device mutually, and completes stickup with one piece of semipermeable membrane, the problem of be pasted not strongly between semipermeable membrane before solving, leaking gas.A monoblock semipermeable membrane cuts into every limit according to different dressing size in advance and is greater than dressing 3cm.Semipermeable membrane 7 is by drainage tube 6, and 7 windings are airtight.When medical personnel install; only needing to tear semipermeable membrane lower-layer overcoat film is placed on wound surface by dressing; pressing semipermeable membrane up-protective layer; semipermeable membrane 7 and skin adherence is made firmly to reach air-tight state; then semipermeable membrane up-protective layer is torn; semipermeable membrane up-protective layer does not have adhesion function, but can provide a supporting role, and makes installation more convenient.
Described in upper, the present invention has the following advantages: 1) easy for installation, the set-up time is short: when medical personnel install, only need to tear semipermeable membrane and adhere to side protecting film, dressing is placed on wound surface, pressing semipermeable membrane and contact skin place make its adhere well reach air-tight state, whole installation process about 1 minute is 1/10th of device before; 2) semipermeable membrane is an entity, and adhesion place is insecure mutually to there is not multiple semipermeable membrane, greatly reduces the incidence rate of gas leakage; 3) size of semipermeable membrane just sticks in dressing before dispatching from the factory by standard, avoids pruning improperly causing the uncomfortable and gas leak phenomenon of patient's pruritus; 4) without the gas leak phenomenon between semipermeable membrane, the gas leakage incidence rate that Rig up error causes also greatly reduces, and makes closed negative pressure device more can ensure a continuous negative pressure state, makes therapeutic effect better; 5) negative pressure device caused because leaking gas is changed and is reduced, and can reduce changing dressing for patient number of times, reduces the expense of changing dressing for patient; The hospital stays guaranteeing reduction patient of therapeutic effect, reduce expense; Decrease the workload of health care workers simultaneously.6) structure of the present invention is simple, easy to use, diverse in function, has good attraction and rinses performance, greatly can shorten the replacing construction of closed negative pressure suction device, increase service life, reduce patient suffering, reduce hospitalization cost, reduce medical and nursing work amount, reduce medical insurance and burden on society.
accompanying drawing illustrates:
Fig. 1 is the structure chart of existing closed negative pressure suction device.
Fig. 2 is structure chart of the present invention.
Fig. 3 is one of using state figure of the present invention.
Fig. 4 is using state figure bis-of the present invention.
Fig. 5 is dressing cross-sectional view.
Fig. 6 is A-A sectional view of Fig. 2.
Fig. 7 is B-B sectional view of Fig. 2.
detailed description of the invention:
Embodiment 1:
Arranged side by side first, two drainage tubes are clipped in, part between lower porous dressing 4 has multiple side openings of different directions, porous dressing 4 is connected with semipermeable membrane 7, semipermeable membrane 7 2-4cm larger than the every limit of porous dressing, being connected with up-protective layer 12 above of described semipermeable membrane 7, tack coat is had below semipermeable membrane 7, the tack coat of semipermeable membrane with stretch out first of porous dressing, the surface of two drainage tubes connects, the tack coat of semipermeable membrane 7 and upper, the side of lower porous dressing 4 and being connected above of upper porous dressing, the lower protective layer 13 of semipermeable membrane 7 is connected with below tack coat and lower porous dressing 4.
The lower end of first and second drainage tube arranged side by side is connected with the first threeway 1, the upper end of first and second drainage tube is connected with the second threeway 10, first and second drainage tube part be clipped between inside and outside porous dressing 4 has multiple side openings of different directions, and the outside of outer porous dressing 4 is connected with semipermeable membrane 7.First drainage tube comprises drainage tube 2,5,8, and the second drainage tube comprises drainage tube 3,6,9.
Threeway 1 is opened entirely, and during another threeway 10 contract fully, drainage tube 2,3,5,6 parts are open state, and 8,9 parts are closed condition.Without developing result, only reach the negative pressure attraction treatment to wound surface, with closed negative pressure device effect was consistent in the past;
When two tee Ts are all opened, drainage tube 2,3,5,6,8,9 all in open state, and flushing liquor flows to and is mainly drainage tube 8 → drainage tube 5 → drainage tube 2 and drainage tube 9 → drainage tube 6 → drainage tube 3, flows between the wound surface of a small amount of drainage-fluid under drainage tube 5, drainage tube 6, dressing 4 and dressing.Mainly play the negative pressure attraction treatment of wound surface and the effect of rinsing with one end drainage tube, slightly play the effect of moistening wound surface and flushing other end drainage tube;
Not only can be used as washing wound surface pipe but also can be used as wound surface drainage tube two drainage tubes, when pipeline is unobstructed, the speed of two pipes flushings and drain is consistent, when generation drainage tube slightly blocks, flushing and drainage speed will be distinguished, be convenient to patient and medical personnel's observation, reach the double effects rinsing wound surface and observe the unobstructed degree of drainage tube;
When adjustment threeway 1 connects negative pressure device, another threeway 10 connects flusher and is in semi-open, namely only makes drainage tube 2,5,6,9(or drainage tube 3,5,6,8) open.Flushing liquor flows to as drainage tube 9 → 6 → 5 → 2 or drainage tube 8 → 5 → 6 → 3, mainly reaches the vacuum suction to wound surface between drainage tube, moistening; Rinse wound secretion, antibacterial, blood crusts; Topical antibiotic Arthrocentesis traumatic infection; The medicine wound healings etc. such as external somatomedin; Whole wound surface can be made fully to be attracted and moistening, and medicine fully be distributed reach whole wound surface.
Embodiment 2:
Arranged side by side first, two drainage tubes are clipped in, part between lower porous dressing 4 has multiple side openings of different directions, porous dressing 4 is connected with semipermeable membrane 7, semipermeable membrane 7 2-4cm larger than the every limit of porous dressing, being connected with up-protective layer 12 above of described semipermeable membrane 7, tack coat is had below semipermeable membrane 7, the tack coat of semipermeable membrane with stretch out first of porous dressing, the surface of two drainage tubes connects, the tack coat of semipermeable membrane 7 and upper, the side of lower porous dressing 4 and being connected above of upper porous dressing, the lower protective layer 13 of semipermeable membrane 7 is connected with below tack coat and lower porous dressing 4.
The lower end of first and second drainage tube arranged side by side is connected with the first threeway 1, the upper end of the first drainage tube is connected with the second threeway 10, the upper end of the second drainage tube is connected with syringe, first and second drainage tube part be clipped between inside and outside porous dressing 4 has multiple side openings of different directions, and the outside of outer porous dressing 4 is connected with semipermeable membrane 7.First drainage tube comprises drainage tube 2,5,8, and the second drainage tube comprises drainage tube 3,6,9.
Drainage tube 2 can be taken off according to block part, 3,8 when there is blocked drainage tube or dressing is dry and hard, 9 with the wherein drainage tube 9 of threeway junction, be connected with the 20ml syringe that normal saline is housed removing syringe needle, give syringe firmly irrigation drainage tube repeatedly, reach the effect of dredging drainage tube; When while open drainage pipe 2,5,6,9, close drainage tube 3, after 8, give the 20ml syringe that normal saline is housed and repeatedly firmly rinse the effect playing clean, moistening dressing from drainage tube 9.
Embodiment 3:
Arranged side by side first, two drainage tubes are clipped in, part between lower porous dressing 4 has multiple side openings of different directions, porous dressing 4 is connected with semipermeable membrane 7, semipermeable membrane 7 2-4cm larger than the every limit of porous dressing, being connected with up-protective layer 12 above of semipermeable membrane 7, tack coat is had below semipermeable membrane 7, the tack coat of semipermeable membrane with stretch out first of porous dressing, the surface of two drainage tubes connects, the tack coat of semipermeable membrane 7 and upper, the side of lower porous dressing 4 and being connected above of upper porous dressing, the lower protective layer 13 of semipermeable membrane 7 is connected with below tack coat and lower porous dressing 4.
The lower end of first and second drainage tube arranged side by side is connected with the first threeway 1, the upper end of first and second drainage tube is connected with the second threeway 10, the upper end of the second drainage tube is connected with long cotton swab 11, first and second drainage tube part be clipped between inside and outside porous dressing 4 has multiple side openings of different directions, and the outside of outer porous dressing 4 is connected with semipermeable membrane 7.First drainage tube comprises drainage tube 2,5,8, and the second drainage tube comprises drainage tube 3,6,9.
Intersected by bidirectional flushing and rinse dredging drainage tube, long cotton swab can be given if still can not dredge and insert drainage tube dredge blockage pipeline position (see figure 4), more repeatedly rinse in syringe.
Claims (3)
1. be with the closed negative pressure suction device of fixed structure, arranged side by side first, two drainage tubes are clipped in, part between lower porous dressing (4) has multiple side openings of different directions, porous dressing (4) is connected with semipermeable membrane (7), semipermeable membrane (7) 2-4cm larger than the every limit of porous dressing, it is characterized in that there is tack coat below semipermeable membrane (7), the tack coat of semipermeable membrane with stretch out first of porous dressing, the surface of two drainage tubes connects, the tack coat of semipermeable membrane (7) and upper, the side of lower porous dressing (4) and being connected above of upper porous dressing, the lower protective layer (13) of semipermeable membrane (7) is connected with below tack coat and lower porous dressing (4).
2. the closed negative pressure suction device of band fixed structure according to claim 1, it is characterized in that the lower end of first and second drainage tube arranged side by side is connected with the first threeway (1), the upper end of first and second drainage tube is connected with the second threeway (10), or the upper end of the first drainage tube is connected with the second threeway (10), the upper end of the second drainage tube is connected with syringe or long cotton swab (11).
3. the closed negative pressure suction device of band fixed structure according to claim 1, is characterized in that being connected with up-protective layer (12) of described semipermeable membrane (7) above.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510442749.6A CN104941056B (en) | 2015-07-27 | 2015-07-27 | Closed negative pressure suction device with fixed structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510442749.6A CN104941056B (en) | 2015-07-27 | 2015-07-27 | Closed negative pressure suction device with fixed structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104941056A true CN104941056A (en) | 2015-09-30 |
| CN104941056B CN104941056B (en) | 2018-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510442749.6A Expired - Fee Related CN104941056B (en) | 2015-07-27 | 2015-07-27 | Closed negative pressure suction device with fixed structure |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101474432A (en) * | 2009-01-22 | 2009-07-08 | 中国人民解放军第三军医大学 | Easy sticking type device for sucking and lavaging skin and soft tissue wound surface |
| 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 |
| CN201658691U (en) * | 2010-08-04 | 2010-12-01 | 高全文 | Negative-pressure lavage closed member and negative-pressure lavage suction device |
| CN201959090U (en) * | 2010-11-11 | 2011-09-07 | 佘振定 | Dressing device |
| CN103961213A (en) * | 2013-02-04 | 2014-08-06 | 李学拥 | Lavage type negative pressure dressing |
| CN204815317U (en) * | 2015-07-27 | 2015-12-02 | 成都市第二人民医院 | Take closed negative pressure suction device of fixed structure |
-
2015
- 2015-07-27 CN CN201510442749.6A patent/CN104941056B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101474432A (en) * | 2009-01-22 | 2009-07-08 | 中国人民解放军第三军医大学 | Easy sticking type device for sucking and lavaging skin and soft tissue wound surface |
| 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 |
| CN201658691U (en) * | 2010-08-04 | 2010-12-01 | 高全文 | Negative-pressure lavage closed member and negative-pressure lavage suction device |
| CN201959090U (en) * | 2010-11-11 | 2011-09-07 | 佘振定 | Dressing device |
| CN103961213A (en) * | 2013-02-04 | 2014-08-06 | 李学拥 | Lavage type negative pressure dressing |
| CN204815317U (en) * | 2015-07-27 | 2015-12-02 | 成都市第二人民医院 | Take closed negative pressure suction device of fixed structure |
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| Publication number | Publication date |
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| CN104941056B (en) | 2018-04-27 |
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Granted publication date: 20180427 Termination date: 20180727 |