CN208388858U - A kind of micro-current protective dressing - Google Patents
A kind of micro-current protective dressing Download PDFInfo
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- CN208388858U CN208388858U CN201721143251.0U CN201721143251U CN208388858U CN 208388858 U CN208388858 U CN 208388858U CN 201721143251 U CN201721143251 U CN 201721143251U CN 208388858 U CN208388858 U CN 208388858U
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Abstract
The utility model relates to field of medical article technology, more particularly to a kind of micro-current protective dressing, first electrode and second electrode on Dressing substrate are arranged in including Dressing substrate, the power supply module being arranged on Dressing substrate, parallel relative spacing for the utility model micro-current protective dressing；First electrode connection anode, second electrode connect cathode；The material that first electrode and second electrode use is bio-compatible conductive polymer material.Any redox reaction does not occur for electrode in use process, and electrode does not generate loss, and stability is good, and electric conductivity will not reduce in some particular surroundings, extends the service life of entire dressing.And the existing active electrode using metal oxide is compared, using biocompatible conductive polymer material, Electrode-biofilm compatibility is good, harmless.The utility model micro-current protective dressing, it is portable, convenient to use, electric current is stably and controllable, long service life, electrode material are harmless.
Description
Technical field
The utility model relates to field of medical article technology, and in particular to a kind of micro-current protective dressing.
Background technique
Wound caused by various wounds, since the integrality of skin and mucous membrane is destroyed, local pain is bled, function barrier
Hinder, such as concurrent infection, the pain increased, and has inflammatory reaction, hyperemia, swelling, exudation.Such as liquefaction of fat, exudation increases；Granulation group
Knit undergrowth, indolence.Therefore, wound should be handled in the right way, make it from infection inflammation and promote wound
Healing.The treatment that micro-current is applied to various wounds has correlative study, and effect is mainly reflected in: it is anti-to reduce wound inflammation
It answers, promotes revascularization, accelerate wound epithelialization process.
Existing micro-current protective dressing is to be placed in dressing lower surface using zinc, silver-colored isoreactivity electrode mostly, constitutes former electricity
Pool structure is powered self, and such dressing realizes miniaturization and integration, but the characteristics of due to active electrode, such micro cell knot
Structure power supply instability, and electrode easily causes the inactivation of electrode in conductive environment；In addition, the material of active electrode be generally silver,
Wound cells can be caused to damage by the metals such as zinc and its oxide, directly contact wound.And active electrode is in use process
Middle generation redox reaction electrode is worn off, and as dressing is inactivated using between the extension active electrode meeting of time, is stopped
Electric current is generated, the loss rate of active electrode determines the service life of dressing, it will usually make the reduced service life of dressing.
Summary of the invention
In order to overcome the drawbacks of the prior art, it the purpose of the utility model is to provide a kind of micro-current protective dressing, is creating
Face surface generates stable electric current, and the high molecular material of the good biocompatibility of conducting function can be used in electrode material, keeps away
Exempt from that wound cells are caused to damage, entire dressing structure is compact, easy to use.
In order to achieve the goal above, the utility model adopts the following technical solution:
A kind of micro-current protective dressing, including Dressing substrate, the power supply module being arranged on Dressing substrate, it is parallel opposite between
Every the first electrode and second electrode being arranged on Dressing substrate；The anode of the first electrode connection power supply module, the second electricity
The cathode of pole connection power supply module；The material that first electrode and second electrode use is bio-compatible conductive polymer material.
Above-mentioned bio-compatible conductive polymer material refers to the biocompatibility having had in existing commercially available material, can lead
The high molecular material of electricity, such as the conductive rubber material of good biocompatibility.
Optionally, the power supply module is provided with control circuit；Control circuit is for controlling power supply module power supply and stopping
Power supply controls the size of power supply module voltage output.Wherein control circuit passes through in main body circuit number mcu analog inverter
Principle adjusts the input frequency of inductance boost circuit to realize the adjusting to voltage, the voltage of power supply can be adjusted to 0
Then ~ 1000V is again exported voltage control circuit in the form of high speed short pulse, can be according to specific use environment
The duration of high speed short pulse voltage signal is controlled, such as can control the duration of high speed short pulse voltage as 1 μ s, is made
Energy per must be exported and there was only 0.001W or so, it is even more small, it is ensured that products application is in the safety of human body.In addition, by
The mode of tandem tap realizes that the control opening power supply and stopping between power supply switches in main body circuit.
In use, when the surface of a wound does not need electric current stimulation, can be cut off the power stopping power supply mould by control circuit
Block power supply, can also adjust the output voltage size of power supply module according to specific surface of a wound situation, and then controls and apply to the surface of a wound
The size of electric current guarantees the stability and controllability of the stimulation of surface of a wound electric current.
Optionally, the size that electric current is generated in protective dressing is 0 ~ 100mA.
Optionally, small in size in order to ensure dressing structure is compact, easy to carry and use, the power supply of the power supply module
Body is minicell, such as button cell.
Optionally, using the side close to the surface of a wound as internal layer, the Dressing substrate is an integral structure, and is successively wrapped from outside to inside
Include back sheet and the skin-friendly layer with Wound treating effect.
Optionally, for the material that the skin-friendly layer uses for conductive material, the first electrode and second electrode are built in parent
In skin layers, skin-friendly layer forms cladding to first electrode and second electrode.First electrode and second electrode are coated in skin-friendly layer,
Skin-friendly layer uses conductive material, such as Signa Gel, after power supply module, which is opened, powers, using skin-friendly layer as conducting medium, phase
Forming circuit generates electric current between adjacent first electrode and second electrode, which passes through skin-friendly layer conduction to the surface of a wound, to wound
Face generates adjuvant treatment and promoting healing effect.The material that same reason, the back sheet and skin-friendly layer use is conduction material
When material, first electrode and second electrode also be can be set on back sheet, using back sheet as conducting medium, are generated electric current, led to
Skin-friendly layer conduction is crossed to the surface of a wound.
Optionally, the first electrode and second electrode are arranged on skin-friendly layer, and the interior table of inner surface protrusion skin-friendly layer
Face.First electrode and second electrode protrusion are arranged in the inner surface of skin-friendly layer, skin-friendly layer can not Conductive materials, at this time
It, can be using the diffusate of the surface of a wound or the disinfectant on surface of a wound surface since first electrode and second electrode directly contact the surface of a wound
Water etc. is used as conducting medium, after power supply module starts power supply, is formed into a loop and generates between adjacent first electrode and second electrode
Electric current acts directly on the surface of a wound, generates adjuvant treatment and promoting healing effect to the surface of a wound.
In order to ensure first electrode and second electrode form effective circuit after power supply module power supply, there is dressing
The current strength of effect, the number at least two of the first electrode, the number at least two of second electrode；Different first
Electrode is in parallel between each other to be connect with the anode of power supply module；Different second electrodes is in parallel negative with power supply module between each other
Pole connection；Two adjacent electrodes are different electrodes.It is further preferred that distance is 0.5 ~ 2mm between adjacent electrode.
In addition to the Dressing substrate of above-mentioned integral type, Dressing substrate can also be with split settings, optionally, the Dressing substrate packet
Parallel spaced first Dressing substrate and the second Dressing substrate are included, the first electrode is arranged on the first Dressing substrate,
Second electrode is arranged on the second Dressing substrate；The material that first Dressing substrate and the second Dressing substrate use is conduction material
Material.
In use, the first Dressing substrate and the second Dressing substrate are adhered to respectively on the skin of surface of a wound opposite sides, supply
After electric module for power supply, with the first Dressing substrate, the second Dressing substrate and the surface of a wound collectively as conducting medium, first electrode and
Two electrodes forming circuit generates the function of current in the surface of a wound.
Optionally, first Dressing substrate and the second Dressing substrate structure are identical, using close surface of a wound side as internal layer, the
One Dressing substrate and the second Dressing substrate include back sheet and the skin-friendly layer with Wound treating effect from outside to inside；The back
The material that lining and skin-friendly layer use is conductive material, and the first electrode and second electrode are built in back sheet or pro-skin
Layer.
Optionally, first Dressing substrate and the second Dressing substrate structure are identical, using close surface of a wound side as internal layer, the
One Dressing substrate and the second Dressing substrate include back sheet and the skin-friendly layer with Wound treating effect from outside to inside；The parent
The material that skin layers use is conductive material, and the first electrode and second electrode are built in skin-friendly layer.
Above-mentioned first electrode and second electrode can be the shapes such as rectangle, square, circle, ellipse, polygon, excellent
Choosing, first electrode and second electrode are rectangle, and strip appearance is presented.
Optionally, the size of the back sheet is greater than skin-friendly layer, and back sheet is circumferentially provided with viscous beyond the position of skin-friendly layer
Tie layer.When pro-skin layer material use tack gel rubber material when, back sheet size can be set to it is identical as skin-friendly layer,
Setting adhesive layer is saved, Dressing substrate is adhered on the skin on the surface of a wound or near the surface of a wound by the tack of gel rubber material.
In order to protect dressing skin-friendly layer, while the surface of a wound being avoided to be infected, the material that above-mentioned back sheet uses is saturating for waterproof
Gas material, such as polyurethane film.The above-mentioned skin-friendly layer with Wound treating effect can be made of gel rubber material, in order to
It assigns dressing good Wound treating effect, contains the drug ingedients such as antibacterial, promoting healing in gel rubber material.
The utility model micro-current protective dressing, is arranged power supply module on Dressing substrate, and electrode material is used to have and be led
The high molecular material of Electricity Functional, any redox reaction does not occur for electrode in dressing use process, and electrode does not generate damage
Consumption, stability is good, and electric conductivity will not reduce in some particular surroundings, extends the service life of entire dressing.And it compares
The existing active electrode using metal oxide uses biocompatible conductive polymer material, electrode in the utility model
Good biocompatibility, it is harmless.
All in all, the utility model micro-current protective dressing, it is portable, convenient to use, electric current is stably and controllable, service life
Length, electrode material are harmless.
Detailed description of the invention
Fig. 1 is the side overall structure diagram for the micro-current protective dressing that the utility model embodiment 1 provides；
Fig. 2 is the vertical view overall structure diagram for the micro-current protective dressing that the utility model embodiment 1 provides；
Fig. 3 is the side view overall structure diagram for the micro-current protective dressing that the utility model embodiment 2 provides；
Fig. 4 is the vertical view overall structure diagram for the micro-current protective dressing that the utility model embodiment 2 provides；
Fig. 5 is the side view overall structure diagram for the micro-current protective dressing that the utility model embodiment 3 provides；
Fig. 6 is the vertical view overall structure diagram for the micro-current protective dressing that the utility model embodiment 3 provides；
Fig. 7 is the side view overall structure diagram for the micro-current protective dressing that the utility model embodiment 4 provides；
Fig. 8 is the vertical view overall structure diagram for the micro-current protective dressing that the utility model embodiment 4 provides.
Specific embodiment
Bio-compatible conductive polymer material refers to the biofacies having had in existing commercially available material in following embodiments
Capacitive, conductive high molecular material, such as the conductive rubber material of good biocompatibility.
Embodiment 1
A kind of micro-current protective dressing, as depicted in figs. 1 and 2, including Integral dressing matrix, setting are on Dressing substrate
Power supply module 5, parallel relative spacing first electrode 3 and second electrode 4 on Dressing substrate are set；First electrode 3 connects
The anode of power supply module, second electrode 4 connect the cathode of power supply module；The material that first electrode 3 and second electrode 4 use is made a living
The compatible conductive polymer material of object；The number of first electrode is 4, and the number of second electrode is 3, and two adjacent electrodes are difference
Electrode, distance is 0.5 ~ 2mm between adjacent electrode.
Integral dressing matrix includes back sheet 1 and skin-friendly layer 2, and first electrode 3 and second electrode 4 are arranged in skin-friendly layer 2
On, and the inner surface 0.5mm of inner surface protrusion skin-friendly layer 2.The material that skin-friendly layer uses for water suction, moisturizing gel rubber material, when
When skin-friendly layer is non-conducting material or not strong electric conductivity, after dressing applies to the surface of a wound at this time, first electrode 3 and second electrode 4
The surface of a wound is directly contacted, conducting medium can be used as using the diffusate of the surface of a wound or the disinfectant on surface of a wound surface etc., work as power supply
After module starts power supply, forming circuit generates electric current between adjacent first electrode 3 and second electrode 4, acts directly on the surface of a wound,
Adjuvant treatment and promoting healing effect are generated to the surface of a wound；When skin-friendly layer 2 be conductive material when, after dressing application with skin-friendly layer 2 be lead
Dielectric formation circuit generates the function of current in the surface of a wound.
In order to which the size for making dressing preferably be adhered fixed the back sheet 1 in the surface of a wound, the present embodiment is greater than skin-friendly layer 2, back
The lower surface of part of the lining 1 beyond skin-friendly layer 2 is circumferentially provided with adhesive layer 6.
Power supply module is provided with control circuit in the present embodiment；Control circuit is for controlling power supply module power supply and stopping supplying
Electricity controls the size of power supply module voltage output.Wherein control circuit passes through former with number mcu analog inverter in main body circuit
Reason adjusts the input frequency of inductance boost circuit to adjusting of the realization to voltage, the voltage of power supply can be adjusted to 0 ~
Then 1000V is again exported voltage control circuit in the form of high speed short pulse, can be according to specific use environment control
The duration of high speed short pulse voltage signal processed, such as can control the duration of high speed short pulse voltage as 1 μ s, so that
Output energy per only has 0.001W or so, even more small, it is ensured that products application is in the safety of human body.In addition, by master
The mode of tandem tap realizes that the control opening power supply and stopping between power supply switches in body circuit.Electric current is generated in protective dressing
Size be 0 ~ 100mA.
In use, when the surface of a wound does not need electric current stimulation, can be cut off the power stopping power supply mould by control circuit
Block power supply, can also adjust the output voltage size of power supply module according to specific surface of a wound situation, and then controls and apply to the surface of a wound
The size of electric current guarantees the stability and controllability of the stimulation of surface of a wound electric current.
It is small in size in order to ensure dressing structure is compact, easy to carry and use, the power supply body of power supply module in the present embodiment
For minicell, such as button cell.
The shape of first electrode 3 and second electrode 4 is that the rectangle of strip appearance is presented in the present embodiment, can be more preferable
The stability and uniform fold for ensuring electric current.But above-mentioned first electrode and second electrode can be pros in the present embodiment
The shapes such as shape, circle, ellipse, polygon.
In order to protect dressing skin-friendly layer, while the surface of a wound being avoided to be infected, the material that the present embodiment back sheet 1 uses is anti-
Water gas permeable material, such as polyurethane film；There is the present embodiment the skin-friendly layer 2 of Wound treating effect can be made of gel
Material contains the drug ingedients such as antibacterial, promoting healing in gel rubber material to assign dressing good Wound treating effect.
Embodiment 2
The present embodiment micro-current protective dressing, as shown in Figure 3 and Figure 4, unlike the first embodiment, the present embodiment dressing
The number of middle first electrode 3 is one, and the number of second electrode 4 is one, is separately positioned on a left side for the skin-friendly layer 2 of Dressing substrate
Right both ends, for the material that skin-friendly layer 2 uses for Signa Gel, first electrode 3 and second electrode 4 are built in skin-friendly layer 2, skin-friendly layer 2
Cladding is formed to first electrode 3 and second electrode 4.
First electrode 3 and second electrode 4 are coated in skin-friendly layer by the present embodiment, and skin-friendly layer 2 uses conductive material, work as confession
After electric module opens power supply, using skin-friendly layer 2 as conducting medium, forming circuit generates electricity between first electrode 3 and second electrode 4
Stream, the electric current generate adjuvant treatment and promoting healing effect by 2 conduction of skin-friendly layer to the surface of a wound, to the surface of a wound.
Same reason, when the material that back sheet 1 and skin-friendly layer 2 use is conductive material, first electrode 3 and second
Electrode 4 also can be set on back sheet 1, using back sheet 1 as conducting medium, generates electric current, passes through skin-friendly layer conduction
To the surface of a wound.
Embodiment 3
The present embodiment micro-current protective dressing, as shown in Figure 5 and Figure 6, as different from Example 2, Dressing substrate uses
Split settings, including parallel spaced first Dressing substrate identical with 2 Dressing substrate structure of embodiment and the second dressing
Matrix, first electrode 3 are built in the skin-friendly layer of the first Dressing substrate, and second electrode 4 is built in the pro-skin of the second Dressing substrate
In layer, the material that skin-friendly layer uses is conductive material, in use, the first Dressing substrate and the second Dressing substrate are adhered to respectively
On the skin of surface of a wound opposite sides, after power supply module power supply, with skin-friendly layer and the surface of a wound collectively as conducting medium, first electrode
It is formed into a loop with second electrode, generates the function of current in the surface of a wound.
Same reason, when the material that back sheet and skin-friendly layer use is conductive material, first electrode and second electrode
Also it can be set in back sheet, with back sheet, skin-friendly layer and the surface of a wound collectively as conducting medium, forming circuit generates the function of current
In the surface of a wound.
Embodiment 4
The present embodiment micro-current protective dressing, as shown in Figure 7 and Figure 8, unlike the first embodiment, what skin-friendly layer 2 used
Material is the gel rubber material with tack, saves setting adhesive layer.
The embodiments of the present invention is elaborated above in conjunction with drawings and examples, but the utility model
It is not limited to the above embodiment, within the knowledge of a person skilled in the art, this can also not departed from
It changes or changes under the premise of utility model objective.
Claims (10)
1. a kind of micro-current protective dressing, which is characterized in that including Dressing substrate, the power supply module being arranged on Dressing substrate,
First electrode and second electrode on Dressing substrate is arranged in parallel relative spacing；The first electrode connection power supply module is just
Pole, second electrode connect the cathode of power supply module；The material that first electrode and second electrode use is bio-compatible conductive polymer
Sub- material.
2. micro-current protective dressing as described in claim 1, which is characterized in that the power supply module is provided with control circuit；
Control circuit controls the size of power supply module voltage output for controlling power supply module power supply and stopping powering.
3. micro-current protective dressing as claimed in claim 1 or 2, which is characterized in that using the side close to the surface of a wound as internal layer, institute
It states Dressing substrate to be an integral structure, from outside to inside successively includes back sheet and the skin-friendly layer with Wound treating effect.
4. micro-current protective dressing as claimed in claim 3, which is characterized in that the material that the skin-friendly layer uses is conduction material
Material, the first electrode and second electrode are built in skin-friendly layer, and skin-friendly layer forms cladding to first electrode and second electrode.
5. micro-current protective dressing as claimed in claim 3, which is characterized in that the first electrode and second electrode setting exist
On skin-friendly layer, and the inner surface of inner surface protrusion skin-friendly layer.
6. micro-current protective dressing as claimed in claim 3, which is characterized in that the material that the back sheet and skin-friendly layer use
It is conductive material, the first electrode and second electrode are arranged on back sheet.
7. such as the described in any item micro-current protective dressings of claim 4~6, which is characterized in that the number of the first electrode
At least two, the number at least two of second electrode；The mutual in parallel and power supply module of different first electrodes is just
Pole connection；Different second electrodes is in parallel between each other to be connect with the cathode of power supply module；Two adjacent electrodes are different electrodes.
8. micro-current protective dressing as claimed in claim 1 or 2, which is characterized in that the Dressing substrate includes simultaneously row interval
The first Dressing substrate and the second Dressing substrate being arranged, the first electrode are arranged on the first Dressing substrate, and second electrode is set
It sets on the second Dressing substrate；The material that first Dressing substrate and the second Dressing substrate use is conductive material.
9. micro-current protective dressing as claimed in claim 8, which is characterized in that first Dressing substrate and the second dressing base
Body structure is identical, using close to surface of a wound side, as internal layer, the first Dressing substrate and the second Dressing substrate include backing from outside to inside
Layer and the skin-friendly layer with Wound treating effect；The material that the back sheet and skin-friendly layer use is conductive material, and described the
One electrode and second electrode are built in back sheet or skin-friendly layer.
10. micro-current protective dressing as claimed in claim 8, which is characterized in that first Dressing substrate and the second dressing
Base structure is identical, using close to surface of a wound side, as internal layer, the first Dressing substrate and the second Dressing substrate include back from outside to inside
Lining and skin-friendly layer with Wound treating effect；The material that the skin-friendly layer uses is conductive material, the first electrode
Skin-friendly layer is built in second electrode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721143251.0U CN208388858U (en) | 2017-09-07 | 2017-09-07 | A kind of micro-current protective dressing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721143251.0U CN208388858U (en) | 2017-09-07 | 2017-09-07 | A kind of micro-current protective dressing |
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| Publication Number | Publication Date |
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| CN208388858U true CN208388858U (en) | 2019-01-18 |
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ID=65065455
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721143251.0U Active CN208388858U (en) | 2017-09-07 | 2017-09-07 | A kind of micro-current protective dressing |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110507908A (en) * | 2019-08-28 | 2019-11-29 | 京东方科技集团股份有限公司 | Electronics wound dressing and preparation method thereof |
| CN110772378A (en) * | 2019-10-31 | 2020-02-11 | 京东方科技集团股份有限公司 | Dressing material |
-
2017
- 2017-09-07 CN CN201721143251.0U patent/CN208388858U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110507908A (en) * | 2019-08-28 | 2019-11-29 | 京东方科技集团股份有限公司 | Electronics wound dressing and preparation method thereof |
| CN110772378A (en) * | 2019-10-31 | 2020-02-11 | 京东方科技集团股份有限公司 | Dressing material |
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