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CN106726146A - For the negative pressure wound surface therapeutic system of Wound treating - Google Patents

For the negative pressure wound surface therapeutic system of Wound treating Download PDF

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Publication number
CN106726146A
CN106726146A CN201710046477.7A CN201710046477A CN106726146A CN 106726146 A CN106726146 A CN 106726146A CN 201710046477 A CN201710046477 A CN 201710046477A CN 106726146 A CN106726146 A CN 106726146A
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CN
China
Prior art keywords
wound
negative pressure
sponge dressing
sponge
therapeutic system
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
Application number
CN201710046477.7A
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Chinese (zh)
Inventor
尹会男
柴家科
程文栋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fourth Medical Center General Hospital of Chinese PLA
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Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201710046477.7A priority Critical patent/CN106726146A/en
Publication of CN106726146A publication Critical patent/CN106726146A/en
Pending legal-status Critical Current

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Classifications

    • A61M1/0023
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS 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
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F13/05Bandages 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]
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/71Suction drainage systems
    • A61M1/74Suction control
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/71Suction drainage systems
    • A61M1/74Suction control
    • A61M1/75Intermittent or pulsating suction
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/90Negative pressure wound therapy devices, i.e. devices for applying suction to a wound to promote healing, e.g. including a vacuum dressing
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS 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
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F2013/00089Wound bandages
    • A61F2013/00217Wound bandages not adhering to the wound

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  • 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)
  • Materials For Medical Uses (AREA)

Abstract

The invention provides a kind of negative pressure wound surface therapeutic system for Wound treating, the negative pressure wound surface therapeutic system for Wound treating includes:Sponge dressing, the sponge dressing has non-covered surface of a wound aspect, surface of a wound aspect;The sponge dressing is located between the non-covered surface of a wound aspect and the surface of a wound aspect;Pad pasting, is coated in the non-covered surface of a wound aspect;Drainage tube, is connected by the hole on pad pasting with sponge dressing;The sponge dressing is elongate in shape of the length more than 30 centimetres.The present invention reduces the gas leakage caused after multiple pad pastings and dressing splicing, reduces operating time, improves therapeutic effect.

Description

For the negative pressure wound surface therapeutic system of Wound treating
Technical field
The present invention relates to medical instruments field, and in particular to a kind of negative pressure wound surface therapeutic system for Wound treating.
Background technology
Negative pressure wound surface treatment technology is a kind of wider Wound treating method of clinical practice, and it will generally carry drainage tube Sponge dressing is covered in the surface of a wound, is then closed with pad pasting, and drainage tube is connected into negative pressure source, makes part in subnormal ambient, Surface of a wound slough and diffusate are excreted by drainage tube, is wound repair and later stage to recover to create good growth ring Border.But at present in conventional negative pressure wound surface therapeutic system, sponge dressing specification is generally 15cm × 10cm × 1cm, also there is the size to be 30cm × 15cm × 1cm equal-specifications, adhesive film material specification is rectangle, and size is 20cm × 30cm or so.At present clinically Conventional negative pressure wound surface therapeutic system has the following problems:1st, due to current negative pressure dressing generally it is smaller, with 15cm × 10cm × 1cm is in the majority, and the therapentic part larger for the surface of a wound is time-consuming more long, it is necessary to spliced using many block dressing, during influence operation Between.
The content of the invention
The present invention provides a kind of negative pressure wound surface therapeutic system for Wound treating, and splicing expense is needed to solve negative pressure dressing When it is more long, influence operating time problem.
It is described for Wound treating therefore, the present invention proposes a kind of negative pressure wound surface therapeutic system for Wound treating Negative pressure wound surface therapeutic system includes:
Sponge dressing, the sponge dressing has non-covered surface of a wound aspect and surface of a wound aspect;
Pad pasting, is coated in the non-covered surface of a wound aspect;
Connecting hole, is arranged on the pad pasting;
Drainage tube, is connected by the connecting hole on pad pasting with sponge dressing;
The sponge dressing is elongate in shape of the length more than 30 centimetres.
Further, the pad pasting one side is coated with adhesive-layer, and four sides of another side are provided with adhesive tape.
Further, the pad pasting is rectangle, the length 40cm-100cm of the pad pasting, width 15cm-50cm.
Further, the sponge dressing is curved along its length, the non-covered surface of a wound aspect on the outside of curling, institute Surface of a wound aspect is stated on the inside of curling.
Further, the sponge dressing sets the dented space of multiple parallel, spaced-aparts arrangements, the dented space from The non-covered surface of a wound aspect extends to the surface of a wound aspect sponge dressing, and the depth of the dented space is applied less than the sponge The thickness of material;The length direction of the dented space is the width of the sponge dressing.
Further, the depth of the dented space is the thickness 1/2 to 2/3 of the sponge dressing.
Further, the sponge dressing is additionally provided with the tear that at least a line is intervally arranged along sponge dressing length direction Portion, often goes the tearing part including running through multiple through holes or cutting line of the non-covered surface of a wound aspect and surface of a wound aspect.
Further, multiple dented spaces at intervals of 1CM-5CM.
Further, between 0.2CM to 1.0CM, width is between 2CM to 20CM for the thickness of the sponge dressing.Enter One step ground, the sponge dressing is provided with tearing part described in multirow, tearing part described in multirow along the sponge dressing width Arrangement.
Because negative pressure wound surface therapeutic system of the invention is by sponge dressing extension to more than 30 centimetres, when running into trunk Or four limbs large area the surface of a wound when, sponge dressing can be wrapped in as bandage on the surface of a wound of trunk or four limbs.This behaviour Make method compared with clinically slices splice the method for sponge dressing at present, substantially reduce operating time.Also reduce simultaneously The number of times of pad pasting splicing, the more conducively closing of the surface of a wound, it is not easy to gas leakage.
And then, sponge dressing can directly be made the shape of cambered curling, and in non-covered surface of a wound aspect, along length Direction keeps sponge flap coverage aspect not turn off completely every 1-5 centimetres of cut-away portions sponge thickness.Current negative pressure dressing Thickness is thicker, and is rectangle, does not have radian, can be caused to the surface of a wound when being positioned over annular limbs and particularly giving negative pressure again The very big pressure with limbs, can influence the healing of the surface of a wound, in some instances it may even be possible to can cause the ischemic necrosis of limbs.Using curly form simultaneously Width otch is set, sponge dressing adhesion on limbs can be made good, when reducing sponge dressing negative pressure to the surface of a wound and its The pressure of deep tissue, beneficial to the blood supply for improving the surface of a wound, wound healing.
The sponge dressing sets a line at interval of 1-1.5cm along width or multirow is continuously punched or interruption cut-out (sets Put through hole or tangent line).Doctor generally requires the sponge dressing of different in width in operation, is often needed when the larger surface of a wound is processed Sponge dressing amount is a lot, and it is slow to prune one with scissors temporarily, and two is to be not easy to cut neat.Using above-mentioned punching or Indirectly after cut-out, sponge is quickly made person the width of oneself needs according to different in width demand for doctor, greatlys save operation Time.For example, the treatment to the position such as finger, toe surface of a wound, can very easily be made the dressing of smaller width.
And then, between 0.2-1.0CM, width is between 2-20CM for sponge dressing thickness.According to position such as finger, toe Relatively thin, narrower sponge is then used, sponge thicker, wider is then used to the thicker position such as lower limb.The material of sponge is used Polyvinyl alcohol or polyurethane material are made.In addition, in the present invention, the termination of drainage tube uses sucked type structure, and drainage tube is not In sponge, the sucker of drainage tube is arranged on pad pasting, is connected with sponge dressing by the connecting hole on pad pasting, and and pad pasting Airtight connection.
The present invention also provides a kind of area that above-mentioned negative pressure wound surface therapeutic system used larger pad pasting.Pad pasting length 40-100cm, width 15-50cm.2-4 puts up the whole limbs of closing by film, can so save the stickup time, can also subtract The chance leaked air in few pad pasting bonding process because of multiple.
And then, pad pasting one side all has glue, and there is glue on the side of another side four, and this structure can further reduce pad pasting and be bonded The chance leaked air in journey.
And then, pad pasting can be designed as limbs size tubular structure, pad pasting can directly entangle whole limbs when using, and Sealing part pad pasting is double sided adhesive tape structure, is conducive to the last closing of limbs.Such a configuration obviates the leakage in pad pasting bonding process Gas, and it is easy to use, greatly save operating time.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram of negative pressure wound surface therapeutic system of the invention;
Fig. 2 is the overlooking the structure diagram of sponge dressing of the invention;
Fig. 3 is the side structure schematic view of sponge dressing of the invention;
Fig. 4 is the operation principle schematic diagram of sponge dressing of the invention;
Fig. 5 is the main structure diagram of the first embodiment of pad pasting of the invention;
Fig. 6 is the structural representation of the second embodiment of pad pasting of the invention;
Fig. 7 is the structural representation of drainage tube;
Fig. 8 is the backsight structural representation of the first embodiment of pad pasting of the invention.
Drawing reference numeral explanation:
The adhesive-layer 23 of welt 22 of the pad pasting of middle part 21 of the pad pasting of 1 drainage tube, 11 sucker, 12 body, 2 pad pasting 20 The covering wound of 230 adhesive tape that is open, 29 connecting hole, 3 sponge dressing, 31 dented space, 32 tearing part, 33 non-covered surface of a wound aspect 34 The arm of surface layer 4
Specific embodiment
In order to be more clearly understood to technical characteristic of the invention, purpose and effect, now control illustrates this hair It is bright.
As shown in figure 1, the negative pressure wound surface therapeutic system for Wound treating of the invention includes:
Sponge dressing 3, the sponge dressing has non-covered surface of a wound aspect 33, surface of a wound aspect 34 and sponge dressing;The surface of a wound Aspect 34 is used for and the contact of the human body surface of a wound, and non-covered surface of a wound aspect 33 is away from the human body surface of a wound;
Pad pasting 2, is coated in the non-covered surface of a wound aspect 33;
Connecting hole 29, is arranged on the pad pasting;
Drainage tube 1, is connected by the connecting hole on pad pasting with sponge dressing;
The sponge dressing 3 is elongate in shape of the length more than 30 centimetres, and sponge dressing 3 can make web-like before, As coil paper, occupy little space, be easy to carry;Can launch when using.When the surface of a wound of trunk or four limbs large area is run into, As shown in fig. 6, sponge dressing 2 can be wrapped on the surface of a wound of trunk or four limbs (such as arm 4) as bandage.This behaviour Make method compared with clinically slices splice the method for sponge dressing at present, substantially reduce operating time.Also reduce simultaneously The number of times of pad pasting splicing, the more conducively closing of the surface of a wound, it is not easy to gas leakage.
Further, as shown in Figure 1 and Figure 7, the drainage tube 1 includes:It is arranged on pad pasting, by the connection on pad pasting Hole is connected with sponge dressing, and sucker with pad pasting airtight connection and the body 12 that is connected with the sucker, and sucker can be with It is bonded on pad pasting, the body 12 is connected with negative pressure source, extracts the air in closing space out, makes sponge dressing tight with the surface of a wound It is affixed.Additionally, in the above-described embodiment, drainage tube can also be designed to be reached in the drainage tube insertion sponge dressing with holes of side To the effect for attracting.
Further, the pad pasting 2 is rectangle, the length 40-100cm of the pad pasting, width 15-50cm, the chi of pad pasting The very little size more than non-covered surface of a wound aspect 33, closed to realize, the design of pad pasting reduces the number of times of pad pasting splicing, more conducively The closing of the surface of a wound, it is not easy to gas leakage, reduces operating time.
Further, sponge dressing 2 can be made straight, it is also possible to do camber.As shown in figure 3, the sponge Dressing 2 is crimped naturally along its length, and on the outside of curling, the surface of a wound aspect 34 is in curling for the non-covered surface of a wound aspect 33 Side.Using curly form, sponge dressing adhesion on limbs can be made good, to the surface of a wound and its depth during reduction sponge dressing negative pressure The pressure of portion's tissue, beneficial to the blood supply for improving the surface of a wound, wound healing.
Further, as shown in Fig. 2 the sponge dressing sets multiple dented spaces 31, the dented space 31 is from institute State non-covered surface of a wound aspect 33 to extend to the sponge dressing, the thickness of the depth less than the sponge dressing of the dented space 31 Degree, keeps sponge flap coverage layer 33 not turn off completely, and the length direction of dented space 31 is the width of sponge dressing 3. Further, the dented space 31 is otch.Using dented space, it is possible to reduce to the surface of a wound and its depth during sponge dressing negative pressure The pressure of portion's tissue, beneficial to the blood supply for improving the surface of a wound, wound healing.In addition, as shown in Fig. 2 along longitudinal direction every 1-5 Centimetre sponge dressing 3 is set into the cut-away portions sponge thickness of dented space 31 in non-covered surface of a wound aspect 33, keep sponge covering Surface of a wound layer 33 is not turned off completely, and the length direction of dented space 31 is the width of sponge dressing 3.Non-covered surface of a wound aspect 33 Transection, sponge is to the surface of a wound and the pressure of deep tissue when can further reduce negative pressure treatment.
Further, as shown in Fig. 2 multiple dented spaces 31 at intervals of 1-5CM, reduce sponge to keep in touch To the surface of a wound and its pressure of deep tissue during dressing negative pressure.As shown in Fig. 2 the sponge dressing is additionally provided with least a line along sponge The tearing part 32 that dressing length direction is intervally arranged, often the capable tearing part 32 is through the non-covered surface of a wound aspect and the surface of a wound Multiple through holes or cutting line of aspect, can allow doctor sponge dressing to be quickly made oneself desired width.
Further, the depth of the dented space is the thickness 1/2 to 2/3 of the sponge dressing, neither influences sponge Dressing it is complete and continuous, nor affect on reduction sponge dressing negative pressure when to the surface of a wound and its pressure of deep tissue, beneficial to improvement The blood supply of the surface of a wound, wound healing.
Further, between 0.2 to 1.0CM, width so, subtracts the thickness of the sponge dressing between 2 to 20CM Thickness is lacked, beneficial to the blood supply for improving the surface of a wound, wound healing can be that individual layer is covered, or many when using Layer covering.
Fig. 5 and Fig. 8 show the patch with the use of the first implementation method of pad pasting with above-mentioned negative pressure wound surface therapeutic system The two sides of film.As shown in Figure 5 and Figure 8, pad pasting one side all has glue, and there is glue on the side of another side four, i.e. pad pasting one side is coated with viscose glue Layer 22, adhesive-layer 22 is attached on sponge dressing, and four sides of another side are provided with adhesive tape, form the welt 21 of pad pasting, middle part 20 is non-adhesive-layer, and this structure can further reduce the chance leaked air in pad pasting bonding process, for the length of pad pasting It is 40 to 100cm to spend, and width is the specification of 15 to 50cm, and this effect structure of pad pasting is more preferable.
Fig. 6 shows second implementation method with the use of pad pasting with above-mentioned negative pressure wound surface therapeutic system.Pad pasting 2 is designed It is limbs size tubular structure, the two ends of pad pasting 2 have opening 23 (can for example entangle whole limbs), and pad pasting can be straight when using Female connector lives whole limbs, and is provided with adhesive tape 230 in the opening 23 (inside and outside sealing part) at two ends, and adhesive tape 230 is double faced adhesive tape Structure, for the last closing of the surface of a wound.In addition to adhesive tape 230, the other surfaces of the pad pasting 2 of tubular no longer have viscose glue, make Used time, sponge dressing is coated on limbs, then directly on sponge dressing tricks tubular pad pasting 2, opening two ends use Adhesive tape 230 is sealed, you can, the pad pasting 2 of tubular completes to enable to the sponge dressing of cladding to form closed and negative pressure.
The course of work of the invention is, for example,:
Negative pressure wound surface therapeutic system includes drainage tube 1, pad pasting 2 and sponge dressing 3.The winding of sponge dressing 3 is covered in the surface of a wound On, outside is closed by pad pasting 2, and then the sucker 11 of drainage tube 1 is connected by the hole on pad pasting with sponge dressing, drainage Pipe body is connected with negative pressure source, extracts the air in closing space out, sponge dressing is closely affixed with the surface of a wound.
Wherein sponge dressing is made up of sponge material, preferably polyvinyl alcohol or polyurethane material.Drainage tube and sponge dressing Contact jaw uses sucker 11, can also use and be easy to other structures such as loose structure or network structure of drainage etc..As shown in Figure 2, Sponge dressing be more than 30 centimetres of elongate in shape, along longitudinal direction every 1-5 centimetres by sponge fascia in non-covered surface of a wound aspect 33 The cut-away portions sponge thickness of dented space 31 is set, keeps sponge flap coverage layer 34 not turn off completely.
Meanwhile, transversely set that length direction is continuously punched or interruption cut-out (tearing part 32) at interval of 1-1.5cm, can be with Allow doctor sponge dressing to be quickly made oneself desired width, reduce operating time.As shown in figure 3, sponge dressing is designed as Along the shape of longitudinal curl, on the outside of curling, surface of a wound aspect 34 is on the inside of curling for non-covered surface of a wound aspect 33.Sponge dressing (sea Continuous bandage) thickness between 0.2-1.0CM, width between 2-20CM, according to if position such as finger, toe using it is relatively thin, compared with Narrow sponge, sponge thicker, wider is then used to the thicker position such as lower limb.
As shown in figure 4, for trunk or the larger surface of a wound of four limbs, sponge dressing can be directly wound in the surface of a wound as bandage On.In the present invention, the sponge dressing more than 30 centimetres can easily and efficiently wind and cover limbs, can be that individual layer covers Lid, or multilayer covering.The sponge dressing is good to limbs adhesion because having curly form, will not when giving negative pressure Larger pressure is caused to deep tissue, non-covered surface of a wound aspect cuts sea when can further reduce negative pressure treatment in the width direction Silk floss is to the surface of a wound and the pressure of deep tissue.Continuously punched or interruption incision along its length can allow doctor that sponge dressing is fast Speed is made oneself desired width.
Using negative pressure therapeutic devices of the invention when whole upper limbs is applied to, operating time can be complete at 10-15 minutes Into, and previously need 40-60 minutes;When being used in whole lower limb, operating time previously needed 60-120 at 15-30 minutes Minute.Using negative pressure therapeutic devices of the invention because sealing reason leaks air phenomenon seldom, less than 5%;And previously occur Gas leak phenomenon is a lot, more than 20%.Because the rare skin-grafting of gas leak phenomenon is survived after being made skin graft using negative pressure therapeutic devices of the invention Rate is more than 90%, and previously due to there is gas leak phenomenon, skin graft survival rate is in 50%-80%.Using new negative pressure therapeutic devices by It is few in gas leakage, there is the chance reduction of general infection, drop to 1% by original about 5%.
The pattern of negative pressure source uses 3 kinds of modes:A kind of is lasting negative pressure, and pressure is in minus 40-negative 200mmHg;Second It is the negative pressure of discontinuous, such as negative pressure continues 5 minutes, stops 2 minutes, pressure is with the first;The third is high pressure, low pressure alternating mould Formula, such as first high pressure, pressure bears 200mmHg, continues 5-10 minutes, then low pressure in negative 100-, and pressure bears 80mmHg in negative 20-, Continue 2-5 minutes.So alternately.
Lasting negative pressure pattern is used on the surface of a wound of skin-grafting, three kinds are used in burn wound or other surface of a wound do not made skin graft Pattern, it is more excellent with discontinuous mode or alternate mode.
When upper limbs or lower limb with pad pasting after the completion of being closed, external sucked type drainage tube, usual upper limbs or lower limb need to respectively connect 3-10 drainage tube, is evenly distributed on limbs, and drainage tube is suitably increased and decreased according to drainage effect.
Upper limbs or lower limb need to use bandage after the completion of being closed with pad pasting at thigh root or upper arm upper end pad pasting, most handy Elastic bandage or self-adhering fascia pressurization are fastened, and prevent gas leakage.
Thinner thickness (such as 0.2-0.3cm), the sea of narrower width (such as 2-5cm) are used when finger and toes is applied to Silk floss, sponge flap coverage is used by the way of winding, can wind 1-2 layers.The side that palm, the back of the hand, foot are also wound with sponge Formula is covered, sponge thickness 0.4-0.8cm, width 4-8cm, winds 1-2 layers.Upper arm, forearm, shank, thigh sponge are adopted when covering Thicker (such as 0.6-1.0cm) with thickness, the sponge of wider width (such as 8-20cm), the flap coverage in the way of winding winds 1-2 Layer.One layer of kachoji, the i.e. very big gauze of mesh are first covered on the surface of a wound of skin-grafting, sponge is then covered again, prevent skin graft Come off, the bandage of can also be stretched tight again before sponge is covered one layer of leaching salt solution or antibiotic further fixes skin graft.As used It is that polyvinyl alcohol material sponge directly without internal layer dressing, can such as use polyurethane by flap coverage when non-skin grafted woundses are applied to Material sponge is used to cover sponge again after need to first covering such as oily yarn of internal layer dressing, Nano Silver dressing during non-skin grafted woundses.
The present invention reduces the gas leakage caused after multiple dressing splicings, reduces operating time, improves therapeutic effect, it is adaptable to compared with Large area or the negative pressure wound surface for having the cambered surface surface of a wound are treated.
Schematical specific embodiment of the invention is the foregoing is only, the scope of the present invention is not limited to.For this Each part of invention can be mutually combined under conditions of not conflicting, any those skilled in the art, not depart from this On the premise of the design of invention and principle done equivalent variations with modification, the scope of protection of the invention all should be belonged to for example, In the above-described embodiment, drainage tube can also be designed to reach the work of attraction in the drainage tube insertion sponge dressing with holes of side With.

Claims (10)

1. a kind of negative pressure wound surface therapeutic system for Wound treating, it is characterised in that the negative pressure wound for Wound treating Face therapeutic system includes:
Sponge dressing, the sponge dressing has non-covered surface of a wound aspect and surface of a wound aspect;
Pad pasting, is coated in the non-covered surface of a wound aspect;
Connecting hole, is arranged on the pad pasting;
Drainage tube, is connected by the connecting hole on pad pasting with sponge dressing;
The sponge dressing is elongate in shape of the length more than 30 centimetres.
2. the negative pressure wound surface therapeutic system of Wound treating is used for as claimed in claim 1, it is characterised in that the pad pasting is simultaneously Adhesive-layer is coated with, four sides of another side are provided with adhesive tape.
3. the negative pressure wound surface therapeutic system of Wound treating is used for as claimed in claim 1, it is characterised in that the pad pasting is square Shape, the length 40cm-100cm of the pad pasting, width 15cm-50cm.
4. the negative pressure wound surface therapeutic system of Wound treating is used for as claimed in claim 1, it is characterised in that the sponge dressing Curved along its length, on the outside of curling, the surface of a wound aspect is on the inside of curling for the non-covered surface of a wound aspect.
5. the negative pressure wound surface therapeutic system of Wound treating is used for as claimed in claim 1, it is characterised in that the sponge dressing The dented space of multiple parallel, spaced-apart arrangements, dented space layer from the non-covered surface of a wound aspect to the surface of a wound are set Face sponge dressing extends, the thickness of the depth less than the sponge dressing of the dented space;The length side of the dented space To the width for the sponge dressing.
6. the negative pressure wound surface therapeutic system of Wound treating is used for as claimed in claim 5, it is characterised in that the dented space Depth be the sponge dressing thickness 1/2 to 2/3.
7. the negative pressure wound surface therapeutic system of Wound treating is used for as claimed in claim 5, it is characterised in that the sponge dressing The tearing part that at least a line is intervally arranged along sponge dressing length direction is additionally provided with, the tearing part is often gone including through described non- Multiple through holes or cutting line of flap coverage aspect and surface of a wound aspect.
8. the negative pressure wound surface therapeutic system of Wound treating is used for as claimed in claim 5, it is characterised in that multiple depressions Space at intervals of 1CM-5CM.
9. the negative pressure wound surface therapeutic system of Wound treating is used for as claimed in claim 1, it is characterised in that the sponge dressing Thickness between 0.2CM to 1.0CM, width is between 2CM to 20CM.
10. the negative pressure wound surface therapeutic system of Wound treating is used for as claimed in claim 7, it is characterised in that the sponge is applied Material is provided with tearing part described in multirow, and tearing part described in multirow is arranged along the width of the sponge dressing.
CN201710046477.7A 2017-01-18 2017-01-18 For the negative pressure wound surface therapeutic system of Wound treating Pending CN106726146A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110368537A (en) * 2019-08-01 2019-10-25 苏州爱得科技发展股份有限公司 A kind of negative pressure drainage device
CN111803277A (en) * 2020-08-21 2020-10-23 广州润虹医药科技股份有限公司 Negative pressure drainage sponge dressing
CN115501041A (en) * 2022-10-31 2022-12-23 汕头市第二人民医院 Antibacterial dressing for burn wound

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CN115501041A (en) * 2022-10-31 2022-12-23 汕头市第二人民医院 Antibacterial dressing for burn wound

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