CN113974972B

CN113974972B - Medical dressing

Info

Publication number: CN113974972B
Application number: CN202111332739.9A
Authority: CN
Inventors: 朱映光; 胡永岚; 张国辉; 谢静
Original assignee: Guan Yeolight Technology Co Ltd
Current assignee: Guan Yeolight Technology Co Ltd
Priority date: 2021-11-11
Filing date: 2021-11-11
Publication date: 2023-02-07
Anticipated expiration: 2041-11-11
Also published as: CN113974972A

Abstract

The present application provides a medical dressing comprising a carrier; the carrier has a treatment area and an adhesive area located around the treatment area for adhering to the skin; a plurality of treatment units are removably disposed within the treatment area. When the medical dressing is used, the treatment units with the proper number can be selected according to the size and the shape of a wound, the treatment units with the proper number are fixed at the proper positions in the treatment area of the carrier, the carrier is adhered to the skin through the adhesion area, and the wound part is treated.

Description

Medical dressing

Technical Field

The application relates to phototherapy device technical field especially relates to a medical dressing.

Background

When a wound is formed on the skin of a human or an animal, the wound is healed through an inflammatory phase in which a large amount of exudate is produced, a proliferative phase in which granulation essentially occurs, and a mature phase in which new skin is firmly formed. During wound healing it is of utmost importance to absorb exudate rapidly while minimizing the inflammatory phase, maintaining a properly moist environment.

Prior art dressings generally comprise: the wound-protection light-emitting device comprises a dressing body used for being in contact with a wound of a patient and a light-irradiating device arranged on one surface of the dressing body, wherein the light-irradiating device is used for applying light for sterilizing and inhibiting inflammation to the wound of the patient. Wherein, the size of dressing body is fixed, can't satisfy the healing demand that has the wound of different area sizes. To this end, the present application proposes a medical dressing.

Disclosure of Invention

It is an object of the present application to address the above problems and provide a medical dressing.

The present application provides a medical dressing comprising a carrier; the carrier has a treatment area and an adhesive area located around the treatment area for adhering to the skin; a plurality of treatment units are removably disposed within the treatment area.

According to an aspect provided by some embodiments of the present application, the treatment unit includes:

a treatment substrate having opposing first and second surfaces; the first surface is used for connecting with the carrier;

the phototherapy unit and the dressing unit are flatly arranged on the second surface; the thickness of the dressing unit is greater than the thickness of the phototherapy unit.

According to the technical scheme provided by certain embodiments of the application, the dressing unit comprises at least one group of connecting layers and a dressing layer; the connecting layer is used for connecting with the treatment substrate; the dressing layer is provided with a contact surface which is in contact with the skin; the contact surface is provided with a first drainage groove.

According to the technical scheme provided by some embodiments of the application, the carrier is further provided with a drainage area, and the drainage area is provided with a second drainage groove box; and the seepage in the first drainage groove is drained into the second drainage groove box through the communication groove box for lap joint.

According to the technical scheme provided by some embodiments of the application, the second drainage groove box is detachably connected with a seepage collecting assembly.

According to aspects provided herein in some embodiments, the exudate collection assembly includes a collection pouch; the collection bag is provided with a valve component for air exhaust.

According to the technical scheme provided by some embodiments of the application, an adaptive first drainage groove box is arranged in the first drainage groove.

According to the technical scheme provided by some embodiments of the application, the phototherapy unit comprises at least one group of mounting plates and a treatment light source, wherein the mounting plates are used for being connected with the treatment base; a protective cover is arranged on the mounting plate, and the therapeutic light source is positioned in the protective cover; one surface of the protective cover, which is relatively far away from the mounting plate, is provided with a plurality of supporting bulges; the support protrusion is used to form a support space between the protective cover and the skin.

According to the technical scheme provided by some embodiments of the application, the side wall of the protective cover is provided with scattering particles.

According to the technical scheme provided by some embodiments of the application, a knob part protruding out of the carrier is arranged in the middle of the first surface of the treatment base body; the knob part includes:

the first rotating shaft is vertically fixed on the first surface and penetrates out of the carrier;

twist the portion of revolving, fix the end that stretches out of first pivot is used for giving first pivot provides rotary driving power, in order to drive the treatment unit rotates, changes the treatment position of phototherapy unit and dressing unit.

According to the technical scheme provided by some embodiments of the application, the phototherapy unit and the dressing unit are alternately distributed at intervals by taking a plurality of separation lines as boundaries; the separation line is positioned on the second surface and is a connecting line from the center of the first rotating shaft to the edge of the second surface.

According to the technical scheme provided by some embodiments of the application, the carrier is also provided with an electric connection area; a power supply unit for supplying power is detachably arranged on the carrier; the power supply unit is electrically connected with the phototherapy unit through the power connection area.

Compared with the prior art, the beneficial effect of this application: the medical dressing comprises a carrier, wherein the carrier is provided with a treatment area and an adhesion area positioned at the periphery of the treatment area, a plurality of treatment units are removably arranged on the treatment area, when the medical dressing is used, a proper number of treatment units can be selected according to the size and the shape of a wound, the proper number of treatment units are fixed at proper positions in the treatment area of the carrier, and the carrier is adhered to the skin through the adhesion area to treat the wound;

in some embodiments of the application, because the phototherapy unit and the dressing unit are tiled and arranged, the phototherapy unit and the dressing unit can respectively treat different parts, an independent space is provided for the phototherapy unit, and the phototherapy unit is prevented from being affected by the medicine of the dressing unit;

in some embodiments of the application, the protective cover is arranged on the treatment light source, and the supporting bulges are arranged at the bottom of the protective cover, so that the treatment light source can be protected from being corroded by wound seepage, the skin can be in contact with oxygen, and the treatment effect is better by combining phototherapy;

in some embodiments of the application, the first drainage groove, the second drainage groove box, the communicating groove box and the exudate collecting assembly are arranged, so that the wound exudate can be collected conveniently, and the wound can be healed quickly;

in some embodiments of this application through set up knob part on treatment unit, when using, can be according to the needs of treatment position, the manual rotatory portion of twisting of screwing drives the corresponding rotation of treatment unit for the same skin position can reach the treatment of receiving the medicine, can receive the phototherapy again, and treatment is better.

Drawings

Fig. 1 is a schematic bottom view of a medical dressing provided in example 1 of the present application;

fig. 2 is a schematic side view of a medical dressing provided in example 1 of the present application;

fig. 3 is a first structural diagram of a phototherapy unit of a medical dressing provided in example 2 of the present application;

fig. 4 is a schematic diagram of a second structure of a phototherapy unit of a medical dressing provided in example 2 of the present application;

fig. 5 is a schematic view of a third structure of a phototherapy unit of a medical dressing provided in example 2 of the present application;

FIG. 6 is a schematic view of a medical dressing provided in example 3 of the present application;

fig. 7 is a schematic structural diagram of a treatment unit of a medical dressing provided in example 4 of the present application;

fig. 8 is a schematic structural view of a medical dressing provided in example 5 of the present application;

fig. 9 is a schematic structural view of a treatment unit of a medical dressing provided in example 6 of the present application;

fig. 10 is a schematic structural diagram of a medical dressing provided in example 6 of the present application.

The text labels in the figures are represented as:

1. a carrier;

10. a treatment unit; 11. a power connection area; 12. a power supply unit;

100. a treatment substrate; 101. a phototherapy unit; 102. a dressing unit; 103. mounting a plate; 104. a therapeutic light source; 105. a protective cover; 106. a support boss; 107. a first drainage groove; 108. a second drainage groove box; 109. the groove boxes are communicated; 110. collecting the sacs; 111. a valve assembly; 112. a knob member.

Detailed Description

The following detailed description of the present application is given for the purpose of enabling those skilled in the art to better understand the technical solutions of the present application, and the description in this section is only exemplary and explanatory, and should not be taken as limiting the scope of the present application in any way.

Example 1

The present embodiment provides a medical dressing, as shown in fig. 1 and 2, which includes a carrier 1; the carrier is made of a flexible material; the carrier 1 has a treatment area and an adhesive area for adhesion to the skin located around the treatment area; the adhesive area is coated with glue for adhering the carrier 1 to the skin of a human body; a plurality of treatment units 10 are removably arranged in the treatment area, for example, a connection mode of glue or magic tape can be adopted, when in use, an appropriate number of treatment units 10 can be selected according to the size and the shape of a wound, and the appropriate number of treatment units 10 are fixed at appropriate positions in the treatment area of the carrier 1; in this embodiment, three treatment units 10 arranged side by side are removably disposed on the treatment region, and in other embodiments of the present application, other numbers of treatment units 10 may be disposed according to actual needs.

The treatment unit 10 includes a treatment substrate 100, and optionally, the treatment substrate 100 may have any shape, such as a circle, a rectangle, a square, and the like; the treatment substrate 100 has opposing first and second surfaces; said first surface being intended for removable connection with a treatment area of said carrier 1; optionally, the removable fixing means of the first surface and the treatment area may be an adhesive means or a hook and loop fastener connection means; the phototherapy unit 101 and the dressing unit 102 are arranged on the second surface in a tiled mode; the phototherapy unit 101 is used for emitting light for sterilizing and inhibiting inflammation of a wound of a patient; the dressing unit 102 is used to contact the skin of a human body to absorb exudate from a wound.

The light emitted from the phototherapy unit 101 may be blue light in visible light band, or may be light in 400nm to 500nm band, and when the light in the band is applied to the bacteria, the bacterial endoporphyrin absorbs the light in the band, and active oxygen is generated in the cells of the bacteria by the energy of the light in the band, and the active oxygen is accumulated in the cells of the bacteria, so that the cell walls of the bacteria are oxidized, and as a result, the bacteria killing effect is obtained; in particular, the blue light wave band with the wavelength of 400 nm-420 nm and 455 nm-470 nm has high bactericidal power, which corresponds to the absorption wave band of the photosensitizer porphyrin. Porphyrins are essential pigments for intracellular oxygen transfer processes, and they exhibit high absorption especially at wavelengths from 402nm to 420nm, and also absorb at wavelengths from about 455nm to 470 nm.

Further, the dressing unit 102 includes a connecting layer and a dressing layer; the connecting layer is used for connecting with the treatment substrate 100, the dressing layer is provided with a contact surface which is contacted with the skin, the dressing layer can be made of flexible materials which can absorb wound exudate and is used for absorbing the wound exudate, for example, the dressing layer can be a foam dressing type comprising polyurethane foam and the like, and can also be a porous silicon film dressing type and the like; preferably, the dressing layer of the dressing unit 102 may further have a medicament for healing a wound of a patient, and the medicament may be in the form of a paste, a gel or the like.

The type of medicament may vary widely depending on the subject patient to whom the dressing unit 102 is applied. For example, the medicament may comprise a therapeutic agent for treating a predetermined condition, and may also comprise substances like therapies, non-therapeutic treatments, or ointments and the like. The agent may include, for example, an agent such as a hormone, an antibiotic, an antibacterial agent, an antifungal agent, an anesthetic, a disinfectant, an anti-inflammatory agent, an antihistamine, an analgesic, an acne medication, an anti-aging compound, a skin moisturizer, a hair growth promoter, a hair growth preventing agent, a skin growth promoter, a cleanser, or any other beneficial agent.

Preferably, the thickness of the dressing unit 102 is greater than the thickness of the phototherapy unit 101. When using this medical dressing, dressing unit 102 can contact with the skin, because the texture of phototherapy unit 101 is relatively hard, through setting the thickness of phototherapy unit 101 to be less than the thickness of dressing unit 102, can reduce the foreign object sensation of human skin.

Preferably, the carrier 1 is further provided with an electric connection area 11; the electric connection region 11 is positioned on one side of the carrier 1; the power supply unit 12 for supplying power is detachably mounted on the carrier 1, for example, a groove may be provided on the carrier 1, the corresponding two ends in the groove are respectively provided with an electrical contact, the electrical contact is connected with a conductive spring, the power supply unit 12 is a battery, the battery is mounted in the groove, and the positive pole and the negative pole of the battery are respectively abutted against the conductive spring on the same side; the power supply unit 12 is electrically connected to the phototherapy unit 101 through the power connection region 11.

Example 2

In this embodiment, based on embodiment 1, as shown in fig. 3, the phototherapy unit 101 includes a mounting plate 103 for connecting with the treatment substrate 100, and a treatment light source 104 mounted on the mounting plate 103, where the treatment light source 104 may be an OLED light source or an LED light source; be equipped with protection cover 105 on the mounting panel 103, treatment light source 104 is located in the protection cover 105, protection cover 105 can effectively avoid the wound sepage to cause the erosion to treatment light source 104.

Alternatively, the protective cover 105 may be configured to have a scattering structure to improve the light extraction rate of the therapeutic light source 104, for example, the protective cover may be configured to have a multi-faceted structure.

Optionally, scattering particles are disposed on the sidewall of the protective cover 105 to increase the scattering effect of the therapeutic light source 104, so that the light emitted from the therapeutic light source 104 can cover a larger skin area.

Optionally, the protection cover 105 has a plurality of supporting protrusions 106 on a side opposite to the mounting plate 103; the supporting protrusions 106 are used for forming supporting spaces between the protective cover 105 and the skin, so that the therapeutic light source 105 can be protected from being corroded by wound seepage, the skin can be contacted with oxygen, and the therapeutic effect is better by combining phototherapy; as shown in fig. 4, the bottom surface of the protective cover 105 is formed by connecting a plurality of spherical convex covers in sequence, one or a group of therapeutic light sources 105 are arranged in the spherical convex covers, and the spherical convex covers form the supporting protrusions 106; as shown in fig. 5, the bottom surface of the protective cover 105 is a smooth and integral structure, the therapeutic light source 105 is located in the protective cover 105, a plurality of supporting protrusions 106 are arranged at the bottom of the bottom surface of the protective cover 105, and the supporting protrusions 106 may be in the shape of a column, a hemisphere, or the like.

Example 3

In this embodiment, on the basis of embodiment 1, as shown in fig. 6, a first drainage groove 107 is formed in the contact surface of the dressing layer of the dressing unit 102, the contact surface being in contact with the skin, and the first drainage groove 107 is used for collecting wound exudate absorbed by the dressing layer.

Furthermore, a drainage area is also arranged on the carrier 1, and the drainage area is positioned on one side of the carrier 1 relatively far away from the power connection area 11; the drainage area device is provided with a second drainage groove box 108; the seepage in the first drainage groove 107 is drained into the second drainage groove box 108 through a communication groove box 109 for overlapping; the second drainage groove box 108 is used for collecting seepage in all the first drainage grooves 107; the second drainage groove box 108 and the communication groove box 109 can be made of plastic or other materials with certain hardness.

Further, the second drain tank 108 has a drain interface; the second drainage groove box 108 is detachably connected with a seepage collecting assembly through the drainage interface; the exudate collection assembly comprises a collection pouch 110; the collection bag 110 is provided with a valve assembly 111 for air exhaust, and the wound exudate can be manually absorbed into the collection bag 110 through the first drainage channel 107, the communication channel box 109 and the second drainage channel box 108 by a user.

The collection bag 110 has a hollow cavity for collecting the exudate in the second drainage channel box 108; alternatively, the collecting bag 110 may be made of a transparent material, so that the user can observe the inner condition of the collecting bag; preferably, the hollow cavity of the collecting bag 110 is filled with absorbent cotton, which is beneficial to absorbing wound exudate; the valve assembly 111 includes a first one-way valve which is communicated with the hollow cavity of the collecting bag 110 in one way from the second drainage channel box 108, and a second one-way valve which is communicated with the hollow cavity of the collecting bag 110 to the outside. When the collecting bag 110 is manually squeezed, the second one-way valve is switched on, the first one-way valve is closed, the gas in the collecting bag 110 is discharged, negative pressure is formed in the collecting bag after the squeezing force is relieved, the second one-way valve is closed, the first one-way valve is opened, and seepage in the second drainage groove box 108 is led into the collecting bag 110 under the action of the negative pressure; the collecting bag 110 is preferably transparent to facilitate observation of the collection of the exudate therein, and is preferably further provided with a liquid discharge port for discharging the exudate therein at regular time.

Preferably, a first drainage groove box is arranged in the first drainage groove 107. Because the dressing layer of the dressing unit 102 is made of flexible materials, the dressing layer is easily deformed due to extrusion after contacting with skin, so that the first drainage groove 107 is extruded and deformed to influence the collection of wound exudate, and a first drainage groove box is arranged in the first drainage groove 107; the first drainage groove box can be made of plastic or other materials with certain hardness, and is communicated with the communication groove box 109.

Example 4

In this embodiment, based on embodiment 1, the phototherapy unit 101 and the dressing unit 102 are alternately and alternately distributed at intervals by using a plurality of separation lines as boundaries; the separation line is located on the second surface of the treatment substrate 100, and the separation line is a line connecting the center of the treatment substrate 100 to the edge of the second surface. By adopting the technical scheme, the phototherapy unit 101 and the dressing unit 102 can be uniformly distributed on the treatment substrate 100, so that the uniform treatment on the wound of the patient can be provided.

The treatment base body 100 of the treatment unit 10 shown in fig. 1 is square, the phototherapy unit 101 is arranged in a cross shape, the cross-shaped cross point of the phototherapy unit 101 coincides with the central point of the treatment base body 100, four dressing units 102 are arranged on the treatment base body 100, and the four dressing units 102 are distributed in a central symmetry manner about the cross-shaped cross point of the phototherapy unit 101.

The phototherapy units 101 of the treatment unit 10 shown in fig. 7 are arranged in a shape like a Chinese character 'mi', the intersection point of the phototherapy units 101 coincides with the central point of the treatment substrate 100, eight dressing units 102 are disposed on the treatment substrate 100, each dressing unit 102 is located between two adjacent branches of the phototherapy unit 101, and two dressing units 102 located on two sides of the same branch are symmetrically distributed around the branch.

In fig. 1 and 7 the phototherapy unit 101 has adopted the cross to arrange and the rice font is arranged respectively, and the two is central symmetry and arranges, and this kind of mode of arranging is favorable to making phototherapy unit 101 with dressing unit 102 evenly distributed is in on the treatment base member 100 to be favorable to providing even treatment to patient's wound.

In other embodiments of the present application, the phototherapy unit 101 may also take other shapes, such as a triangle, a hexagon, and other shapes, which are not limited herein.

Example 5

In this embodiment, on the basis of embodiment 4, as shown in fig. 8, the carrier 1 is made of two materials, including a plastic sheet located in the middle and a drape located at the peripheral edge of the plastic sheet, and the adhesive region is disposed on the drape; the treatment area is arranged on the plastic sheet; the treatment base 100 of the treatment unit 10 is made of a plastic sheet material; the middle part of the first surface of the treatment substrate 100 is provided with a knob part 112 extending out of the carrier 100; the knob part 112 includes: a first rotating shaft and a screwing part, wherein the first rotating shaft is vertically fixed on the first surface of the treatment substrate 100 and movably penetrates through the carrier 1; the screwing part is fixed at the extending end of the first rotating shaft and used for providing a rotating driving force for the first rotating shaft so as to drive the treatment unit 10 to rotate and change the treatment positions of the phototherapy unit 101 and the dressing unit 102; the screw part may be a knob.

The medical dressing that this embodiment provided, when using, can twist the portion of screwing in certain interval manual rotation for the same skin position can both receive the treatment of medicine, can receive phototherapy again, and treatment is better.

Preferably, a driving mechanism for driving the screwing part to rotate automatically may be further provided, for example, a micro motor coaxially connected to the rotating part, and the phototherapy unit 101 is driven by the micro motor to rotate continuously, so as to achieve continuous transposition therapy of the phototherapy unit.

Example 6

The embodiment of the present application provides a medical dressing, and in this embodiment, on the basis of embodiment 5, the power connection region 11 arranged on the carrier 1 is in a circular ring shape, a semicircular ring shape, or an arc shape; the phototherapy unit 101 has electrical contacts for contacting the electrical connection region 11, the electrical connection region 11 may be a thin film conductive member comprising a conductive substrate and a conductive substance attached to the conductive substrate; the conductive substance is attached to the conductive base material in a spraying, printing, electroplating or etching mode.

As shown in fig. 9, the power connection region 11 of the medical dressing adopts a circular ring structure, when the knob component 112 rotates, the electrical contact of the phototherapy unit 101 changes along with the change, the movement track of the electrical contact is always on the power connection region 11 of the circular ring structure, the power connection region 11 is electrically connected with the power supply unit 12, and the power supply unit 12 is electrically connected with the phototherapy unit 101 through the power connection region 11 to provide electric energy for the phototherapy unit.

The medical dressing shown in fig. 10 comprises two treatment units 10, the treatment unit 10 on the relatively left side of the figure being not rotated, and the treatment unit 10 on the relatively right side of the figure being rotated.

The principles and embodiments of the present application are explained herein using specific examples, which are provided only to help understand the method and the core idea of the present application. The foregoing is only a preferred embodiment of the present application, and it should be noted that there are no specific structures which are objectively limitless due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes can be made without departing from the principle of the present invention, and the technical features mentioned above can be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention in other instances, which may or may not be practiced, are intended to be within the scope of the present application.

Claims

1. A medical dressing, characterized in that it comprises a carrier (1); the carrier (1) has a treatment area and an adhesive area for adhesion to the skin located around the treatment area; a plurality of treatment units (10) are removably arranged in the treatment area;

the therapy unit (10) comprises:

a treatment substrate (100), the treatment substrate (100) having opposing first and second surfaces; the first surface is used for connecting with the carrier (1);

the phototherapy unit (101) and the dressing unit (102) are arranged on the second surface in a tiled mode; the thickness of the dressing unit (102) is greater than the thickness of the phototherapy unit (101);

a knob component (112) protruding out of the carrier (1) is arranged in the middle of the first surface of the treatment base body (100); the knob member (112) includes:

the first rotating shaft is vertically fixed on the first surface and penetrates out of the carrier (1);

and the screwing part is fixed at the extending end of the first rotating shaft and used for providing rotary driving force for the first rotating shaft so as to drive the treatment unit (10) to rotate and change the treatment positions of the phototherapy unit (101) and the dressing unit (102).

2. The medical dressing according to claim 1, characterized in that the dressing unit (102) comprises at least one set of a connection layer and a dressing layer; the connecting layer is used for connecting with the treatment substrate (100); the dressing layer has a contact surface for contacting the skin; the contact surface is provided with a first drainage groove (107).

3. The medical dressing according to claim 2, characterized in that the carrier (1) is further provided with a drainage area having a second drainage channel box (108); seepage in the first drainage groove (107) is drained into the second drainage groove box (108) through a communication groove box (109) for overlapping.

4. The medical dressing of claim 3, wherein the second drainage basin cassette (108) has a exudate collection assembly removably attached; the exudate collection assembly comprises a collection pouch (110); the collection bag (110) is provided with a valve component (111) for air exhaust.

5. The medical dressing according to claim 3 or 4, characterized in that a fitted first drainage groove box is arranged in the first drainage groove (107).

6. The medical dressing according to any one of claims 1-4, wherein the phototherapy unit (101) comprises at least one set of a mounting plate (103) and a therapeutic light source (104) for connection with the therapeutic base (100); a protective cover (105) is arranged on the mounting plate (103), and the therapeutic light source (104) is positioned in the protective cover (105); the side of the protective cover (105) relatively far away from the mounting plate (103) is provided with a plurality of supporting bulges (106); the support protrusions (106) are used to form support spaces between the protective cover (105) and the skin.

7. The medical dressing according to claim 1, wherein the phototherapy unit (101) and the dressing unit (102) are alternately spaced apart at intervals bounded by a number of separation lines; the separation line is positioned on the second surface and is a connecting line from the center of the first rotating shaft to the edge of the second surface.

8. The medical dressing according to any one of claims 1-4, characterized in that the carrier (1) is further provided with an electrical contact area (11); a power supply unit (12) for supplying power is detachably arranged on the carrier (1); the power supply unit (12) is electrically connected with the phototherapy unit (101) through the power connection area (11).