CN201510631U - Drainage device for washing wound surface and absorbing negative pressure - Google Patents
Drainage device for washing wound surface and absorbing negative pressure Download PDFInfo
- Publication number
- CN201510631U CN201510631U CN2009202372446U CN200920237244U CN201510631U CN 201510631 U CN201510631 U CN 201510631U CN 2009202372446 U CN2009202372446 U CN 2009202372446U CN 200920237244 U CN200920237244 U CN 200920237244U CN 201510631 U CN201510631 U CN 201510631U
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- Prior art keywords
- tube
- drainage
- drainage tube
- wound surface
- foam material
- 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.)
- Expired - Lifetime
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- 230000002757 inflammatory Effects 0.000 abstract description 3
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- 230000022534 cell killing Effects 0.000 abstract 2
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- 230000017074 necrotic cell death Effects 0.000 abstract 2
- 230000000903 blocking Effects 0.000 abstract 1
- 206010052428 Wound Diseases 0.000 description 52
- 200000000019 wound Diseases 0.000 description 50
- 239000000463 material Substances 0.000 description 17
- 238000011010 flushing procedure Methods 0.000 description 16
- 229920002451 polyvinyl alcohol Polymers 0.000 description 8
- 201000003130 ventricular septal defect Diseases 0.000 description 8
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- 239000000203 mixture Substances 0.000 description 4
- 210000000416 Exudates and Transudates Anatomy 0.000 description 3
- 230000001225 therapeutic Effects 0.000 description 3
- 210000001519 tissues Anatomy 0.000 description 3
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- 229920002635 polyurethane Polymers 0.000 description 2
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- 206010000269 Abscess Diseases 0.000 description 1
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- 206010056340 Diabetic ulcer Diseases 0.000 description 1
- 229940059082 Douche Drugs 0.000 description 1
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- 206010068760 Ulcers Diseases 0.000 description 1
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Abstract
The utility model discloses a drainage device for washing a wound surface and absorbing negative pressure, which comprises a drainage tube, a medical foam material and a washing tube. The drainage device is characterized in that the front segment of the drainage tube is packed in the medical foam material, the wall of the front segment of the tube is provided with a plurality of side holes for drainage, and the outlet of the front end of the washing tube is positioned outside the medical foam material. As the outlet of the front end of the washing tube can be independently put on the wound surface, washing liquid or treatment medicine can be directly acted on the wound surface when the washing liquid is injected from the washing tube; and the flowability of the seepage and the necrosis substances of the wound surface can be increased when the washing of the wound surface and the absorbing of the negative pressure are simultaneously preformed, thereby fast removing the inflammatory substances of the wound surface, and reducing the phenomenon of the blocking of the drainage tube as the wound dressing is polluted by pus or the necrosis substances and the drainage tube is dehydrated with high vacuum.
Description
Technical field
This utility model relates to medical apparatus and instruments, specifically is a kind of wound surface flushing-vacuum suction drainage system.
Background technology
Sickness rate such as various acute and chronic wound surface, ulcer are higher, are commonly encountered diseases and frequently-occurring diseases clinically.Traditional wound surface is changed dressings and method such as drain is faced with problems such as wayward, the time-consuming length of traumatic infection, patient's misery, medical personnel's workload are big, how to improve the treatment level of relevant disease, is one of urgent problem medically.In the European and American areas, the next negative-pressure sealed drainage technology that constantly develops at surgical field of recent two decades (VacuumSealing Drainage, VSD), also development is swift and violent at home in recent years, substantially, popularize at various big hospital, particularly orthopaedics, Burn and Plastic Surgery Dept. etc. are used more.
Basic operation method at the VSD technology of open wound treatment is: after the various wound surface debridements, with polyvinyl alcohol foamed materialss such as (PVA) as the intermediary between wound surface and the drainage tube, use biological semipermeable membrane encapsulant and wound surface then, drainage tube connects various negative pressure sources, and high negative pressure attracts to treat.Clinically, VSD has obtained following effect: (1) drain is efficient, abundant, closed dead space; (2) press between the reduction wound tissue; Avoid inflammatory and toxicant to absorb, blocked inflammation cascade waterfall reaction (systemic inflammatorome syndrome) to a certain extent; (3) high negative pressure has changed local organization bacterial growth environment, has antibacterial or bactericidal action, reduces bacteria colony count; (4) wound closure has cut off extraneous various pollution; (5) increase the wound surface blood circulation, promote the wound tissue growth; (6) greatly alleviated medical personnel's workload.Adopt this technology, obtained effect significantly clinically.
But the VSD technology only limits to Wound-surface negative pressure to be attracted, and its drainage tube is single lumen catheter, the function of no wound surface flushing.When drainage tube blockage phenomenon or dressing were seriously polluted by pus or downright bad material, the vacuum suction of can only stopping using was injected flushing liquor flushing and mediation drainage tube then in drainage tube.Even because losing efficacy, drain changes the VSD drainage system again.Reason owing to the single lumen catheter drain, make VSD technology and various modification method thereof have some limitation: (1) is because the dehydration characteristic of fine vacuum, when wound exudate not for a long time, sepage in the drainage tube is flowed slowly, the dehydrated dry and hard accumulation in back of solids, cause drainage tube to stop up through regular meeting, treatment was lost efficacy; Vacuum also can make the foam material for medical use dehydration dry and hard, and treatment was lost efficacy, and above phenomenon has greatly reduced reliability and its therapeutic effect of VSD technology.(2) when wound surface has more pus or downright bad material, foam material for medical use will soon be by contaminated, and the drain on the foamed materials is stopped up with micropore, and drain and treatment were lost efficacy; During (3) because of the treatment of VSD technology, patient's wound surface is sealed, so in the process of treatment, generally can not adjust local application according to the situation of wound surface, treatment means is more single, influences therapeutic effect.When above-mentioned various situation occurring,, all greatly increased medical personnel's workload and medical treatment cost no matter be to change drain dressing or long-term observation and nursing.
The utility model content
The purpose of this utility model, just provide and a kind ofly can carry out wound surface flushing and can carry out the vacuum suction drainage system simultaneously again, this drainage system has guaranteed that wound surface washes and vacuum suction can be carried out simultaneously, increased the flowability of wound exudate and downright bad material, remove rapidly wound surface inflammatory material, reduce dressing by pus downright bad material pollutes or drainage tube in drainage tube clogging due to the fine vacuum dehydration; Simultaneously,, also can formulate the therapeutic scheme of different local douche medicines, guarantee the fully effective of Wound treating according to the different situations of various wound surface.
The purpose of this utility model can realize by following technical scheme:
A kind of wound surface flushing-vacuum suction drainage system comprises drainage tube and foam material for medical use, and it is characterized in that: the leading portion of described drainage tube is wrapped among the foam material for medical use, and has a plurality of drain side openings on the leading portion tube wall; Also include a syringe pipe, the outlet of its front end places beyond the foam material for medical use.
Described syringe pipe is built in the drainage tube, draw from the through hole that drainage tube back segment tube wall has its rear end, passes foam material for medical use again after the through hole that front end has from the leading portion tube wall of drainage tube is drawn or be not wrapped with on the tube wall of foam material for medical use through hole from drainage tube to draw.
On the basis of the above, this utility model can have following various versions:
1, described syringe pipe rear end passes the through hole that has on the drainage tube back segment tube wall.
2, described syringe pipe and drainage tube are double lumen tube, come at the front and back end bifurcated in two chambeies; Or syringe pipe and drainage tube be bonded together for the outer wall stage casing and tubulation, two ends four statures come at the front and back end bifurcated, final purpose is exactly to make the front end of syringe pipe can make flushing liquor directly arrive wound surface.
3, also include and prolong pipe and dosing kettle, the front end of described prolongation pipe and the rear end of drainage tube all are fixed on the described dosing kettle, and two pipes are by the connection of dosing kettle, and described syringe pipe rear end passes from the sidewall of dosing kettle.
4, the rear end of described syringe pipe is provided with the joint of standard specifications.
5, described foam material for medical use is the square shape.
During use, extension tube attached is connected negative pressure source and is generally-17～-80kPa, conduit connects flushing/medicine machine, and the leading portion of syringe pipe is positioned at outside the dressing at this moment, and dressing can adopt medical PVA foamed materials PVA foamed materials or medical polyurethane foamed materials; The drainage tube that will wrap up dressing then is placed on open wound or the wound surface; During operation, can be earlier to wound or wound surface washes or dosing, start negative pressure source then, like this can be after flushing liquid or dosing liquid fully act on wound or wound surface, again together with sepage or downright bad material together through the drainage tube drain.
Compared with prior art, the utlity model has following beneficial effect:
(1) to directly act on the leading portion of wound or wound surface be separated for built-in drainage tube and additional syringe pipe, and in use, the leading portion of syringe pipe can not wrapped by dressing, can independently place wound surface, improves the effect of flushing or dosing;
(2) other end of syringe pipe is provided with the specification interface of standard, can the venous transfusion continual rinsing; And according to state of an illness adjustment flushing scheme or add required medicine;
(3) guarantee the flowability of wound exudate and downright bad material, avoided the conduit clogging due to the contaminated or drainage tube fine vacuum dehydration of dressing;
(4) easy to operate, practical.
Description of drawings
Fig. 1 is the composition structural representation (the foam material for medical use piece is in the side-looking position) of this utility model embodiment one;
Fig. 2 is the cross-sectional schematic that is connected that Fig. 1 has removed syringe pipe with dosing kettle front portion, the drainage tube of foam material for medical use piece;
Fig. 3 is the prolongation pipe of embodiment one and the cross-sectional schematic that is connected at dosing kettle rear portion;
Fig. 4 is that the master of foam material for medical use piece looks sketch map;
Fig. 5 is the composition structural representation (the foam material for medical use piece is in the side-looking position) of this utility model embodiment two;
Fig. 6 is the cross-sectional schematic that is connected that Fig. 5 has removed syringe pipe with dosing kettle front portion, the drainage tube of foam material for medical use piece;
Fig. 7 is the composition structural representation (the foam material for medical use piece is in the side-looking position) of this utility model embodiment three;
Fig. 8 is the composition structural representation of this utility model embodiment four (removing the foam material for medical use piece).
The specific embodiment
Wound surface flushing vacuum suction drainage system shown in Fig. 1～4 is embodiment one of the present utility model, it has comprised prolonging manages 1, dosing kettle 3, the syringe pipe 5 of flushing usefulness and the drainage tube 2 of a drainage, prolonging the front end of pipe and the rear end of drainage tube all is fixed on the dosing kettle, and two pipes are communicated with, have a plurality of drains on the leading portion tube wall of drainage tube 2 with side opening 21 and the blocky foam material for medical use 8 in the side of being wrapped with (as shown in Figure 4), the structural relation of syringe pipe 5 and drainage tube 2 is: the drainage tube 2 outer syringe pipe 5 outer internal and external casings that form that are enclosed within, the back segment of syringe pipe 5 be fixed on the dosing kettle 3 and thereafter the end pass dosing kettle 3 and be provided with the joint 6 of standard specifications, the front end of syringe pipe 5 passes the through hole 4 that has on the drainage tube 2 leading portion tube walls, and then pass medical gun muzzle material 8, directly contact wound surface.
Wherein, dosing kettle 3 is made of preceding pot lid 32 that connects together with removable interface and back pot lid 31; The back pot lid 31 of dosing kettle 3 is provided with convex joint 7 cylindraceous, the external diameter of this convex joint 7 adapts with the internal diameter that prolongs pipe 1, the leading section that prolongs pipe 1 is enclosed within on this convex joint 7, before the back segment of drainage tube 2 is fixed on the pot lid 32, and prolongs pipe 1 and drainage tube 2 is communicated with by the dosing kettle.
Wound surface flushing vacuum suction drainage system shown in Fig. 5～6 is embodiment two of the present utility model, it is with the different of embodiment one: cancelled the dosing kettle between described drainage tube 2 and the prolongation pipe 1, both directly dock, perhaps the hypomere with a long tube is used as drainage tube, and epimere is as prolonging pipe; Syringe pipe 5 rear ends pass the through hole that has on the drainage tube 2 back segment tube walls, and the joint 6 of standard specifications is arranged on the rear end of syringe pipe 5.
Wound surface shown in Figure 7 flushing vacuum suction drainage system is embodiment three of the present utility model, and it is with the different of embodiment two: the front end of syringe pipe 5 passes drainage tube 2 leading portions and is not wrapped with the through hole 4 that has on the tube wall of foam material for medical use and can directly contacts wound surface.
Wound surface flushing vacuum suction drainage system shown in Figure 8 is embodiment four of the present utility model, it is with the different of embodiment three: syringe pipe and drainage tube are bonded together for the outer wall stage casing and tubulation, two ends four statures come at the front and back end bifurcated, and the joint 6 of standard specifications is arranged on the rear end of syringe pipe 5.
During use, with extension tube attached connect negative pressure source (be generally-17～-80kPa), conduit connects flushing/medicine machine, reuse dressing wraps the leading portion of drainage tube, this moment, the leading portion of syringe pipe was positioned at outside the dressing, and dressing generally can adopt medical PVA foamed materials (PVA foamed materials) or medical polyurethane foamed materials; Wherein HHVD-2008A, Type B polyvinyl alcohol (PVA) dressing materials are three-dimensional porous columnar structure, fibre-less; The water that water absorption is strong, can absorb 8～10 times of own wts; PH value is 3, is acid; Wet water PVA with organize wound surface not have adhesion.The drainage tube that will comprise dressing then prevents on open wound or wound surface; During operation, can be earlier to wound or wound surface washes or dosing, start negative pressure source then, after flushing liquid or dosing liquid fully act on wound or wound surface, be communicated with sepage or downright bad material more so together through the drain of drainage tube side opening drain.
This drainage tube is applicable to various types of wound surface:
1, acute and chronic skin tissue defects wound surface
2, infective wound surface, abscess
3, skin grafted wounds
4, various intractable wound surface are as diabetic ulcer, pressure ulcer (pressure ulcer), venous stasis ulcer etc.
5, various fistula fistula road etc.
Claims (7)
1. a wound surface flushing-vacuum suction drainage system comprises drainage tube and foam material for medical use, and it is characterized in that: the leading portion of described drainage tube is wrapped among the foam material for medical use, and has a plurality of drain side openings on the leading portion tube wall; Also include a syringe pipe, the outlet of its front end places beyond the foam material for medical use.
2. drainage system according to claim 1, it is characterized in that: described syringe pipe is built in the drainage tube, draw from the through hole that drainage tube back segment tube wall has its rear end, passes foam material for medical use again after the through hole that front end has from the leading portion tube wall of drainage tube is drawn or be not wrapped with on the tube wall of foam material for medical use through hole from drainage tube to draw.
3. drainage system according to claim 1 is characterized in that: described syringe pipe rear end passes the through hole that has on the drainage tube back segment tube wall.
4. drainage system according to claim 1 is characterized in that: described syringe pipe and drainage tube are double lumen tube, come at the front and back end bifurcated in two chambeies; Or syringe pipe and drainage tube be bonded together for the outer wall stage casing and tubulation, two ends four statures come at the front and back end bifurcated.
5. drainage system according to claim 1, it is characterized in that: also include to prolong and manage and the dosing kettle, the front end of described prolongation pipe and the rear end of drainage tube all are fixed on the described dosing kettle, and two pipes are by dosing kettle connection, and described syringe pipe rear end passes from the sidewall of dosing kettle.
6. drainage system according to claim 1 is characterized in that: the rear end of described syringe pipe is provided with the joint of standard specifications.
7. drainage system according to claim 1 is characterized in that: described foam material for medical use is the square shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202372446U CN201510631U (en) | 2009-10-14 | 2009-10-14 | Drainage device for washing wound surface and absorbing negative pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202372446U CN201510631U (en) | 2009-10-14 | 2009-10-14 | Drainage device for washing wound surface and absorbing negative pressure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201510631U true CN201510631U (en) | 2010-06-23 |
Family
ID=42482026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202372446U Expired - Lifetime CN201510631U (en) | 2009-10-14 | 2009-10-14 | Drainage device for washing wound surface and absorbing negative pressure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201510631U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103736162A (en) * | 2014-02-07 | 2014-04-23 | 陶晓丽 | Wound flushing device |
| CN104888334A (en) * | 2015-05-07 | 2015-09-09 | 广东美捷威通生物科技有限公司 | Diarrhea management device |
| CN105854176A (en) * | 2016-04-27 | 2016-08-17 | 哈尔滨医科大学 | Switching insertion assembly of peritoneal drainage tube |
-
2009
- 2009-10-14 CN CN2009202372446U patent/CN201510631U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103736162A (en) * | 2014-02-07 | 2014-04-23 | 陶晓丽 | Wound flushing device |
| CN104888334A (en) * | 2015-05-07 | 2015-09-09 | 广东美捷威通生物科技有限公司 | Diarrhea management device |
| CN105854176A (en) * | 2016-04-27 | 2016-08-17 | 哈尔滨医科大学 | Switching insertion assembly of peritoneal drainage tube |
| CN105854176B (en) * | 2016-04-27 | 2022-05-17 | 哈尔滨医科大学 | Conversion plug-in components of peritoneal cavity drainage tube |
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