CN103071197A - Negative pressure wound dressing capable of flushing wound and using method for same - Google Patents
Negative pressure wound dressing capable of flushing wound and using method for same Download PDFInfo
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- CN103071197A CN103071197A CN2013100322528A CN201310032252A CN103071197A CN 103071197 A CN103071197 A CN 103071197A CN 2013100322528 A CN2013100322528 A CN 2013100322528A CN 201310032252 A CN201310032252 A CN 201310032252A CN 103071197 A CN103071197 A CN 103071197A
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Abstract
The invention discloses a negative pressure wound dressing capable of flushing a wound and a using method for the same. The negative pressure wound dressing comprises a Y-shaped base and a negative pressure wound dressing, wherein one end of the Y-shaped base is connected with the negative pressure wound dressing through a double-row pipe; the other end of the Y-shaped base is provided with a first male Luer; a thermal shrinkage cap is arranged on the branched part of the Y-shaped base; the thermal shrinkage cap is provided with a flushing port one-way valve; and the flushing port one-way valve is connected with a flushing device. Aiming at the defects of the prior art, the negative pressure wound dressing is modified on the basis of the conventional negative pressure wound dressing, the wound flushing and negative pressure wound treatment are skillfully combined, a medical worker can inject a liquid medicine into a flushing liquid inlet port of the negative pressure wound dressing through an infusion set with a Luer or a disposable injector to clean the wound without taking down the negative pressure wound dressing, and the operation is simple and reliable.
Description
Technical field
The present invention relates to a kind of negative pressure wound dressing and using method thereof of negative pressure wound dressing, particularly a kind of flushable wound.
Background technology
The negative pressure wound therapy instrument also claims the vacuum assisted closure therapeutic equipment, with after special wound dressing is connected with suction device, make wound remain on negative pressure state, because it can improve Wound healing rate, promotes the growth of cell tissue, reduce bacteria planting and breeding, can be minimum with dropping to the number of times of change dressings, make wound reach the quickly-healing purpose.Medical personnel expectation has a kind of reliable, simple, applicable, method and apparatus of Wound healing and bone regeneration efficiently.For hemiplegia, paraplegia, paralysis, the patient of long-term bed, and cause slow blood flow, and muscle is without contractility, and the patient that suppurating sore very easily occurs has good therapeutic effect.
In the negative pressure wound therapy process, wound is washed and wound is conducive to keep in the negative pressure treatment process cleaning of wound, inject antibiotic medicinal liquid by the lavation mouth to wound and be conducive to reduce wound infection, wound also is conducive to improve the comfort level of wound and promotes wound in moistening environment healing, medical personnel need take off negative pressure dressing and wound is carried out disinfection in the negative pressure wound therapy process.
Summary of the invention
A kind of negative pressure wound dressing and using method thereof of flushable wound have been the object of the present invention is to provide, for the deficiencies in the prior art, convert on original negative pressure wound dressing basis, wound irrigation and negative pressure wound therapy are combined as a whole cleverly, medical personnel can not take off negative pressure dressing and use the flushing feed liquor port injection medicinal liquid with female Luer transfusion device or the past negative pressure wound dressing of disposable syringe that wound is cleaned, and operation is simple and reliable.
In order to achieve the above object, technical scheme of the present invention is:
A kind of negative pressure wound dressing of flushable wound comprises Y shape base portion, negative pressure wound dressing; One end of wherein said Y shape base portion links to each other with negative pressure wound dressing by biexhaust pipe; The other end of described Y shape base portion is equipped with the first public female Luer; The component of described Y shape base portion is equipped with the pyrocondensation medicated cap; Be equipped with on the described pyrocondensation medicated cap irrigation ports check valve (; Described irrigation ports check valve links to each other with flusher.
Described flusher adopts a kind of in injection device, the transfusion device device.
Described injection device comprises syringe; The male female Luer of described injector tip and second female female Luer are sealedly and fixedly connected; Described second female female Luer is linked to each other with the second male female Luer by extension tube; The described second public female Luer links to each other with the irrigation ports check valve.
Described transfusion device device comprises transfusion bag and transfusion device; Wherein said transfusion bag links to each other with an end of transfusion device by the transfusion device perforator; On the described transfusion device flow regulator is installed; The other end of described transfusion device is equipped with the 3rd public female Luer; The described the 3rd public female Luer links to each other with the irrigation ports check valve.
Described negative pressure wound dressing comprises negative pressure dressing joint, negative pressure dressing membrane and pipeline; Wherein said negative pressure dressing joint and the fixed installation of negative pressure dressing membrane; Described negative pressure dressing joint links to each other with biexhaust pipe by pipeline; Negative pressure dressing medium is installed on the negative pressure dressing membrane.
Described negative pressure dressing medium adopts a kind of in negative pressure dressing sponge or the medical cotton.
Offer D type siphunculus and circular siphunculus in the described biexhaust pipe.
Described Y shape base portion and biexhaust pipe adopt respectively in polrvinyl chloride, polyurethane, the silica gel
A kind of making molding.
A kind of using method of negative pressure wound dressing of flushable wound comprises the steps: 1) liquid accumulating box is connected by the buckle slot on fastening buckle and the negative pressure wound therapy instrument; On the described liquid accumulating box conduit is installed, and first female female Luer that will link to each other with conduit and the first male female Luer are sealedly and fixedly connected; 2) flusher is sucked an amount of medicinal liquid, and be sealedly and fixedly connected with the irrigation ports check valve; 3) with the negative pressure wound dressing paste in the patient wound; 4) open the access power supply, open instrument, select the wound irrigation time; 5) by flusher medicinal liquid is flowed through in the negative pressure dressing membrane, and by the negative pressure dressing medium on it wound is cleaned; 6) after cleaning wound treatment finishes, the negative pressure wound therapy instrument will automatically start negative pressure with the cleaning of patient wound after the negative port of medicinal liquid by the negative pressure wound dressing of flushable wound attract in the liquid accumulating box; 7) after whole treatment finishes, the negative pressure wound therapy instrument will stop negative pressure automatically, feed liquor port check valve with the negative pressure dressing of flusher and flushable wound disconnects first, negative pressure wound dressing with flushable wound takes off from the wound of needs of patients treatment again, then take off liquid accumulating box, whole therapeutic process finishes.
The invention has the beneficial effects as follows: negative pressure wound dressing and the using method thereof of a kind of flushable wound of the present invention, convert on original negative pressure wound dressing basis, wound irrigation and negative pressure wound therapy are combined as a whole cleverly, operation is simple and reliable.The negative pressure wound dressing structure of the flushable wound that the application of the invention provides is simple, convenient to use, is convenient to medical personnel and need not takes off negative pressure dressing and wound is carried out disinfection in the negative pressure wound therapy process.The same cleaning of in the negative pressure wound therapy process, wound being washed and wound is conducive to keep in the negative pressure treatment process wound, inject antibiotic medicinal liquid by the lavation mouth to wound and be conducive to reduce wound infection, wound also is conducive to improve the comfort level of wound and promotes wound in moistening environment healing, and production technology is simple, easy to operate, system is more reliable, so that medical personnel are using flushable wound negative pressure wound treatment dressing to become simpler, convenient and swift, also so that the adjuvant therapeutic effect of access is more reliable, improve therapeutic effect.
Description of drawings
Fig. 1 is the negative pressure wound dressing structure schematic diagram of flushable wound of the present invention;
Fig. 2 is the enlarged diagram that Fig. 1 removes negative pressure wound dressing 7;
Fig. 3 is the A-A profile of Fig. 2;
Fig. 4 is negative pressure wound dressing and the syringe assembling use figure of flushable wound of the present invention;
Fig. 5 be flushable wound of the present invention negative pressure wound dressing with transfusion device assembling use figure.
The specific embodiment
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Embodiment 1
Such as Fig. 1, Fig. 2, shown in Figure 4, the negative pressure wound dressing of a kind of flushable wound of the present embodiment comprises Y shape base portion 14, negative pressure wound dressing 7; One end of wherein said Y shape base portion 14 links to each other with negative pressure wound dressing 7 by biexhaust pipe 15; As shown in Figure 3, offer D type siphunculus 17 and circular siphunculus 18 in the described biexhaust pipe 15; Described Y shape base portion 14 adopts polrvinyl chloride to make molding, and biexhaust pipe 15 adopts polrvinyl chloride to make molding.The other end of described Y shape base portion 14 is equipped with the first public female Luer 16; The component of described Y shape base portion 14 is equipped with pyrocondensation medicated cap 13; On the described pyrocondensation medicated cap 13 irrigation ports check valve 12 is installed; Described irrigation ports check valve 12 links to each other with injection device; Injection device comprises syringe 10; The male female Luer of described syringe 10 ends and second female female Luer 25 are sealedly and fixedly connected; Described second female female Luer 25 is linked to each other with the second male female Luer 19 by extension tube 11; The described second public female Luer 19 links to each other with irrigation ports check valve 12.Described negative pressure wound dressing 7 comprises negative pressure dressing joint 22, negative pressure dressing membrane 23 and pipeline 26; Wherein said negative pressure dressing joint 22 and 23 fixed installations of negative pressure dressing membrane; Described negative pressure dressing joint 22 links to each other with biexhaust pipe 15 by pipeline 26; Negative pressure dressing medium 8 is installed on the negative pressure dressing membrane 23.
A kind of using method of negative pressure wound dressing of flushable wound comprises the steps: 1) liquid accumulating box 2 is connected by the buckle slot on fastening buckle and the negative pressure wound therapy instrument 1; On the described liquid accumulating box 2 conduit 3 is installed, and first female female Luer 20 that will link to each other with conduit 3 and the first male female Luer 16 are sealedly and fixedly connected; 2) syringe 10 with injection device sucks an amount of medicinal liquid, and male female Luer and second female female Luer 25 of syringe 10 ends is sealedly and fixedly connected; Described second female female Luer 25 is linked to each other with the second male female Luer 19 by extension tube 11; The described second public female Luer 19 links to each other with irrigation ports check valve 12.An amount of medicinal liquid of suction, and the second public female Luer 19 is sealedly and fixedly connected with irrigation ports check valve 12; 3) negative pressure wound dressing 7 is attached to patient wound 9; 4) open the access power supply, open instrument, select the wound irrigation time; 5) by injection device medicinal liquid is flowed through in the negative pressure dressing membrane 23, and clean by the 8 pairs of wounds 9 of negative pressure dressing medium on it, white arrow is that medicinal liquid flows to as shown in Figure 4; 6) after the cleaning wound treatment finishes, negative pressure wound therapy instrument 1 will automatically start negative pressure with the cleaning of patient wound 9 after the negative port of medicinal liquid by the negative pressure wound dressing 7 of flushable wound attract 2 li of liquid accumulating boxes, as shown in Figure 4 black arrow be vacuum flow to; 7) after whole treatment finishes, negative pressure wound therapy instrument 1 will stop negative pressure automatically, feed liquor port check valve 12 with the negative pressure dressing 7 of flusher and flushable wound disconnects first, negative pressure wound dressing 7 with flushable wound takes off from the wound 9 of needs of patients treatment again, then take off liquid accumulating box 2, whole therapeutic process finishes.
Negative pressure wound dressing and the using method thereof of a kind of flushable wound of the present embodiment convert on original negative pressure wound dressing basis, and wound irrigation and negative pressure wound therapy are combined as a whole cleverly, and operation is simple and reliable.The negative pressure wound dressing structure of the flushable wound that the application of the invention provides is simple, convenient to use, is convenient to medical personnel and need not takes off negative pressure dressing and wound is carried out disinfection in the negative pressure wound therapy process.The same cleaning of in the negative pressure wound therapy process, wound being washed and wound is conducive to keep in the negative pressure treatment process wound, inject antibiotic medicinal liquid by the lavation mouth to wound and be conducive to reduce wound infection, wound also is conducive to improve the comfort level of wound and promotes wound in moistening environment healing, and production technology is simple, easy to operate, system is more reliable, so that medical personnel are using flushable wound negative pressure wound treatment dressing to become simpler, convenient and swift, also so that the adjuvant therapeutic effect of access is more reliable, improve therapeutic effect.
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Embodiment 2
Such as Fig. 1, Fig. 2, Fig. 3, shown in Figure 5, the negative pressure wound dressing of a kind of flushable wound of the present embodiment comprises Y shape base portion 14, negative pressure wound dressing 7; One end of wherein said Y shape base portion 14 links to each other with negative pressure wound dressing 7 by biexhaust pipe 15; As shown in Figure 3, offer D type siphunculus 17 and circular siphunculus 18 in the described biexhaust pipe 15; Described Y shape base portion 14 adopts polyurethane to make molding, and biexhaust pipe 15 adopts polyurethane to make molding.The other end of described Y shape base portion 14 is equipped with the first public female Luer 16; The component of described Y shape base portion 14 is equipped with pyrocondensation medicated cap 13; On the described pyrocondensation medicated cap 13 irrigation ports check valve 12 is installed; Described irrigation ports check valve 12 links to each other with the transfusion device device; Described transfusion device device comprises transfusion bag 4 and transfusion device 21; Wherein said transfusion bag 4 links to each other with an end of transfusion device 21 by transfusion device perforator 5; On the described transfusion device 21 flow regulator 6 is installed; The other end of described transfusion device is equipped with the 3rd public female Luer 24; The described the 3rd public female Luer 24 links to each other with irrigation ports check valve 12.Described negative pressure wound dressing 7 comprises negative pressure dressing joint 22, negative pressure dressing membrane 23 and pipeline 26; Wherein said negative pressure dressing joint 22 and 23 fixed installations of negative pressure dressing membrane; Described negative pressure dressing joint 22 links to each other with biexhaust pipe 15 by pipeline 26; Negative pressure dressing medium 8 is installed on the negative pressure dressing membrane 23.
A kind of using method of negative pressure wound dressing of flushable wound comprises the steps: 1) liquid accumulating box 2 is connected by the buckle slot on fastening buckle and the negative pressure wound therapy instrument 1; On the described liquid accumulating box 2 conduit 3 is installed, and first female female Luer 20 that will link to each other with conduit 3 and the first male female Luer 16 are sealedly and fixedly connected; 2) transfusion bag 4 with the transfusion device device sucks an amount of medicinal liquid, and transfusion bag 4 liquid outlets are connected with transfusion device perforator 5, and the 3rd public female Luer 24 is sealedly and fixedly connected with irrigation ports check valve 12, and the flow regulator 6 of transfusion device is adjusted to closed condition; 3) negative pressure wound dressing 7 is attached to patient wound 9; 4) open the access power supply, open instrument, select the wound irrigation time; 5) open the flow regulator 6 of transfusion device device, by the transfusion device device medicinal liquid is flowed through in the negative pressure dressing membrane 23, and clean by the 8 pairs of wounds 9 of negative pressure dressing medium on it, white arrow is that medicinal liquid flows to as shown in Figure 5, and medicinal liquid flows into the flow regulator 6 of close transfusion device device after the required amount of liquid medicine to wound by the transfusion device device; 6) after the cleaning wound treatment finishes, negative pressure wound therapy instrument 1 will automatically start negative pressure with the cleaning of patient wound 9 after the negative port of medicinal liquid by the negative pressure wound dressing 7 of flushable wound attract 2 li of liquid accumulating boxes, as shown in Figure 5 black arrow be vacuum flow to; 7) after whole treatment finishes, negative pressure wound therapy instrument 1 will stop negative pressure automatically, feed liquor port check valve 12 with the negative pressure dressing 7 of flusher and flushable wound disconnects first, negative pressure wound dressing 7 with flushable wound takes off from the wound 9 of needs of patients treatment again, then take off liquid accumulating box 2, whole therapeutic process finishes.
Negative pressure wound dressing and the using method thereof of a kind of flushable wound of the present embodiment convert on original negative pressure wound dressing basis, and wound irrigation and negative pressure wound therapy are combined as a whole cleverly, and operation is simple and reliable.The negative pressure wound dressing structure of the flushable wound that the application of the invention provides is simple, convenient to use, is convenient to medical personnel and need not takes off negative pressure dressing and wound is carried out disinfection in the negative pressure wound therapy process.The same cleaning of in the negative pressure wound therapy process, wound being washed and wound is conducive to keep in the negative pressure treatment process wound, inject antibiotic medicinal liquid by the lavation mouth to wound and be conducive to reduce wound infection, wound also is conducive to improve the comfort level of wound and promotes wound in moistening environment healing, and production technology is simple, easy to operate, system is more reliable, so that medical personnel are using flushable wound negative pressure wound treatment dressing to become simpler, convenient and swift, also so that the adjuvant therapeutic effect of access is more reliable, improve therapeutic effect.
Embodiment 3
Such as Fig. 1, Fig. 2, Fig. 3, shown in Figure 5, the negative pressure wound dressing of a kind of flushable wound of the present embodiment comprises Y shape base portion 14, negative pressure wound dressing 7; One end of wherein said Y shape base portion 14 links to each other with negative pressure wound dressing 7 by biexhaust pipe 15; As shown in Figure 3, offer D type siphunculus 17 and circular siphunculus 18 in the described biexhaust pipe 15; Described Y shape base portion 14 adopts silica gel to make molding, and biexhaust pipe 15 adopts silica gel to make molding.The other end of described Y shape base portion 14 is equipped with the first public female Luer 16; The component of described Y shape base portion 14 is equipped with pyrocondensation medicated cap 13; On the described pyrocondensation medicated cap 13 irrigation ports check valve 12 is installed; Described irrigation ports check valve 12 links to each other with the transfusion device device; Described transfusion device device comprises transfusion bag 4 and transfusion device 21; Wherein said transfusion bag 4 links to each other with an end of transfusion device 21 by transfusion device perforator 5; On the described transfusion device 21 flow regulator 6 is installed; The other end of described transfusion device is equipped with the second public female Luer 19; The described second public female Luer 19 links to each other with irrigation ports check valve 12.Described negative pressure wound dressing 7 comprises negative pressure dressing joint 22, negative pressure dressing membrane 23 and pipeline 26; Wherein said negative pressure dressing joint 22 and 23 fixed installations of negative pressure dressing membrane; Described negative pressure dressing joint 22 links to each other with biexhaust pipe 15 by pipeline 26; Negative pressure dressing medium 8 is installed on the negative pressure dressing membrane 23.
A kind of using method of negative pressure wound dressing of flushable wound comprises the steps: 1) liquid accumulating box 2 is connected by the buckle slot on fastening buckle and the negative pressure wound therapy instrument 1; On the described liquid accumulating box 2 conduit 3 is installed, and first female female Luer 20 that will link to each other with conduit 3 and the first male female Luer 16 are sealedly and fixedly connected; 2) transfusion bag 4 with the transfusion device device sucks an amount of medicinal liquid, and transfusion bag 4 liquid outlets are connected with transfusion device perforator 5, and the 3rd public female Luer 24 is sealedly and fixedly connected with irrigation ports check valve 12, and the flow regulator 6 of transfusion device is adjusted to closed condition; 3) negative pressure wound dressing 7 is attached to patient wound 9; 4) open the access power supply, open instrument, select the wound irrigation time; 5) open the flow regulator 6 of transfusion device device, by the transfusion device device medicinal liquid is flowed through in the negative pressure dressing membrane 23, and clean by the 8 pairs of wounds 9 of negative pressure dressing medium on it, white arrow is that medicinal liquid flows to as shown in Figure 5, and medicinal liquid flows into the flow regulator 6 of close transfusion device device after the required amount of liquid medicine to wound by the transfusion device device; 6) after the cleaning wound treatment finishes, negative pressure wound therapy instrument 1 will automatically start negative pressure with the cleaning of patient wound 9 after the negative port of medicinal liquid by the negative pressure wound dressing 7 of flushable wound attract 2 li of liquid accumulating boxes, as shown in Figure 5 black arrow be vacuum flow to; 7) after whole treatment finishes, negative pressure wound therapy instrument 1 will stop negative pressure automatically, feed liquor port check valve 12 with the negative pressure dressing 7 of flusher and flushable wound disconnects first, negative pressure wound dressing 7 with flushable wound takes off from the wound 9 of needs of patients treatment again, then take off liquid accumulating box 2, whole therapeutic process finishes.
Negative pressure wound dressing and the using method thereof of a kind of flushable wound of the present embodiment convert on original negative pressure wound dressing basis, and wound irrigation and negative pressure wound therapy are combined as a whole cleverly, and operation is simple and reliable.The negative pressure wound dressing structure of the flushable wound that the application of the invention provides is simple, convenient to use, is convenient to medical personnel and need not takes off negative pressure dressing and wound is carried out disinfection in the negative pressure wound therapy process.The same cleaning of in the negative pressure wound therapy process, wound being washed and wound is conducive to keep in the negative pressure treatment process wound, inject antibiotic medicinal liquid by the lavation mouth to wound and be conducive to reduce wound infection, wound also is conducive to improve the comfort level of wound and promotes wound in moistening environment healing, and production technology is simple, easy to operate, system is more reliable, so that medical personnel are using flushable wound negative pressure wound treatment dressing to become simpler, convenient and swift, also so that the adjuvant therapeutic effect of access is more reliable, improve therapeutic effect.
Claims (9)
1. the negative pressure wound dressing of a flushable wound is characterized in that comprising Y shape base portion (14), negative pressure wound dressing (7); One end of wherein said Y shape base portion (14) links to each other with negative pressure wound dressing (7) by biexhaust pipe (15); The other end of described Y shape base portion (14) is equipped with the first public female Luer (16); The component of described Y shape base portion (14) is equipped with pyrocondensation medicated cap (13); Irrigation ports check valve (12) is installed on the described pyrocondensation medicated cap (13); Described irrigation ports check valve (12) links to each other with flusher.
2. the negative pressure wound dressing of a kind of flushable wound according to claim 1 is characterized in that described flusher adopts a kind of in injection device, the transfusion device device.
3. the negative pressure wound dressing of a kind of flushable wound according to claim 2 is characterized in that described injection device comprises syringe (10); Terminal male female Luer and the second female female Luer (25) of described syringe (10) is sealedly and fixedly connected; Described second female female Luer (25) is linked to each other with the second male female Luer (19) by extension tube (11); The described second public female Luer (19) links to each other with irrigation ports check valve (12).
4. the negative pressure wound dressing of a kind of flushable wound according to claim 2 is characterized in that described transfusion device device comprises transfusion bag (4) and transfusion device (21); Wherein said transfusion bag (4) links to each other with an end of transfusion device (21) by transfusion device perforator (5); Flow regulator (6) is installed on the described transfusion device (21); The other end of described transfusion device is equipped with the 3rd public female Luer (24); The described the 3rd public female Luer (24) links to each other with irrigation ports check valve (12).
5. the negative pressure wound dressing of a kind of flushable wound according to claim 1 is characterized in that described negative pressure wound dressing (7) comprises negative pressure dressing joint (22), negative pressure dressing membrane (23) and pipeline (26); Wherein said negative pressure dressing joint (22) and negative pressure dressing membrane (23) fixed installation; Described negative pressure dressing joint (22) links to each other with biexhaust pipe (15) by pipeline (26); Negative pressure dressing medium (8) is installed on the negative pressure dressing membrane (23).
6. the negative pressure wound dressing of a kind of flushable wound according to claim 5 is characterized in that described negative pressure dressing medium (8) adopts a kind of in negative pressure dressing sponge or the medical cotton.
7. the negative pressure wound dressing of a kind of flushable wound according to claim 1 is characterized in that offering in the described biexhaust pipe (15) D type siphunculus (17) and circular siphunculus (18).
8. the negative pressure wound dressing of a kind of flushable wound according to claim 1 is characterized in that described Y shape base portion (14) and biexhaust pipe (15) adopt respectively a kind of making molding in polrvinyl chloride, polyurethane, the silica gel.
9. the using method of the negative pressure wound dressing of a flushable wound as claimed in claim 1 is characterized in that comprising the steps: 1) liquid accumulating box (2) is connected by the buckle slot on fastening buckle and the negative pressure wound therapy instrument (1); Conduit (3) is installed on the described liquid accumulating box (2), and first female female Luer (20) that will link to each other with conduit (3) is sealedly and fixedly connected with the first male female Luer (16); 2) flusher is sucked an amount of medicinal liquid, and be sealedly and fixedly connected with irrigation ports check valve (12); 3) negative pressure wound dressing (7) is attached to patient wound (9); 4) open the access power supply, open instrument, select the wound irrigation time; 5) by flusher medicinal liquid is flowed through in the negative pressure dressing membrane (23), and by the negative pressure dressing medium (8) on it wound (9) are cleaned; 6) after cleaning wound treatment finishes, negative pressure wound therapy instrument (1) will automatically start negative pressure with the cleaning of patient wound (9) after the negative port of medicinal liquid by the negative pressure wound dressing (7) of flushable wound attract liquid accumulating box (2) inner; 7) after whole treatment finishes, negative pressure wound therapy instrument (1) will stop negative pressure automatically, feed liquor port check valve (12) with the negative pressure dressing (7) of flusher and flushable wound disconnects first, negative pressure wound dressing (7) with flushable wound takes off from the wound (9) of needs of patients treatment again, then take off liquid accumulating box (2), whole therapeutic process finishes.
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