Oxygen wound therapeutic apparatus

By designing a porous oxygen wound therapy device, the inconvenience of traditional oxygen therapy and the problem of skin irritation have been solved, improving the treatment effect and patient comfort, adapting to different wound locations, and promoting continuous healing.

CN223668464UActive Publication Date: 2025-12-16FOSHAN NANHAI DISTRICT PEOPLES HOSPITAL
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Patent Information

Application Number
CN202422807351.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-11-18
Publication Date
2025-12-16
Estimated Expiration
2034-11-18

AI Technical Summary

Technical Problem

Traditional oxygen therapy methods require patients to hold the catheter, which is inconvenient. The single oxygen outlet results in a limited contact area, and dry oxygen may irritate the skin, affecting the treatment effect and patient comfort.

Method used

Design an oxygen wound therapy device comprising an oxygen supply component, an nebulizer cup, and a lotus-shaped oxygen therapy mask, having multiple evenly distributed air delivery holes, combined with the nebulizer cup structure and a multi-stage air delivery system to regulate oxygen humidity, providing an angle-adjustable and detachable oxygen therapy mask, and equipped with a support tray and a supplementary heating component.

Benefits of technology

It increases the contact area between oxygen and the wound, reduces skin irritation, enhances treatment effectiveness and patient compliance, adapts to different wound locations, and promotes continuous healing.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of medical equipment, and particularly discloses an oxygen wound treatment instrument which comprises an oxygen supply assembly, an atomizing cup and an oxygen therapy cover, the oxygen supply assembly is connected with the atomizing cup through a hose, the oxygen therapy cover is installed on the atomizing cup, the oxygen therapy cover is in a lotus seedpod shape, and a plurality of evenly-distributed air supply holes are formed in the oxygen therapy cover; according to the oxygen wound therapeutic apparatus, the inconvenience that a patient needs to hold a catheter by hand in a traditional method is solved, the contact area of oxygen and the wound is remarkably increased through the multiple evenly-distributed air supply holes, the therapeutic effect is improved accordingly, the porous design and the atomizing cup structure are beneficial for adjusting the oxygen humidity, stimulation to the skin is reduced, and the therapeutic effect is improved. The stimulation of dry oxygen to the skin is reduced, and the discomfort of a patient is reduced. According to the overall design, the problems that a traditional oxygen treatment method is inconvenient to use, the treatment effect is limited, and the skin is irritated are effectively solved, the treatment compliance can be improved, conditions are created for long-time treatment, and continuous healing of the wound surface is facilitated.
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Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of medical equipment, in particular to an oxygen wound surface treatment instrument. BACKGROUND

[0002] In recent years, research reports indicate that oxygen has a significant healing effect on skin damage such as radiation dermatitis and pressure ulcers. This discovery provides a new approach for the treatment of skin damage in clinical practice. However, in practical application, the traditional oxygen treatment method has many inconveniences. In related technology, medical staff will use an oxygen tube, cut off the part for nasal inhalation at the front end, and use the remaining catheter to blow oxygen to the wound surface.

[0003] However, this method has three major problems: first, the patient needs to hold the catheter, which is very inconvenient and affects daily life; second, the outlet of the oxygen is single, and the contact area with the wound surface is limited, which limits the treatment effect; and finally, dry oxygen may irritate the skin of some patients and cause discomfort.

[0004] At present, there is no effective technical solution to the above problems. CONTENT OF THE INVENTION

[0005] The purpose of the present application is to provide an oxygen wound surface treatment instrument to improve treatment efficiency, reduce the burden on patients, and ensure the safety and comfort of the treatment process.

[0006] The present application provides an oxygen wound surface treatment instrument for oxygen therapy of a wound surface, which comprises an oxygen supply assembly, an atomizing cup and an oxygen therapy cover. The oxygen supply assembly is connected to the atomizing cup through a hose. The oxygen therapy cover is installed on the atomizing cup. The oxygen therapy cover is lotus-shaped and has a plurality of uniformly distributed air supply holes.

[0007] The oxygen wound surface treatment instrument of the present application not only solves the inconvenience of the patient needing to hold the catheter in the traditional method, but also significantly increases the contact area of oxygen and the wound surface through a plurality of uniformly distributed air supply holes, thereby improving the treatment effect. At the same time, the multi-hole design and the structure of the atomizing cup help to adjust the humidity of the oxygen, reduce the irritation to the skin, reduce the irritation of dry oxygen to the skin, and reduce the discomfort of the patient. The overall design not only effectively solves the problems of inconvenience, limited treatment effect and skin irritation in the traditional oxygen treatment method, but also improves the compliance of treatment, creates conditions for long-term treatment, and is conducive to the continuous healing of the wound.

[0008] The oxygen wound surface treatment instrument, wherein the atomizing cup has an oxygen outlet pipe, and the oxygen therapy cover is adjustably and detachably installed on the oxygen outlet pipe.

[0009] In this example, the position and angle of the oxygen therapy mask can be adjusted according to the wound location and treatment needs of the patient, improving the flexibility and accuracy of treatment, and can be used for different parts and different types of wound treatment.

[0010] The oxygen wound treatment instrument, wherein the oxygen wound treatment instrument further comprises a supporting tray, and the atomizing cup is installed on the supporting tray.

[0011] In this example, the supporting tray serves as a support structure for the atomizing cup, providing a stable installation foundation for the atomizing cup, effectively solving the problem of insufficient stability of the atomizing cup.

[0012] The oxygen wound treatment instrument, wherein the oxygen therapy mask is provided with an oxygen buffer cavity, and the gas delivery hole comprises a shunt hole connected to the oxygen buffer cavity, a beam hole connected to the shunt hole, and a diffusion hole connected to the beam hole.

[0013] The oxygen wound treatment instrument, wherein the oxygen therapy mask is provided with an outwardly expanding and elastic guide mask edge.

[0014] The oxygen wound treatment instrument, wherein the back of the guide mask edge is provided with at least two adhesive fixing bands.

[0015] The oxygen wound treatment instrument, wherein the gas delivery hole is in multiple circular ring distribution.

[0016] The oxygen wound treatment instrument, wherein the atomizing cup is provided with a gas on-off valve.

[0017] The oxygen wound treatment instrument, wherein the atomizing cup is provided with a temperature compensation and heating assembly.

[0018] The oxygen wound treatment instrument, wherein the atomizing cup has an atomizing cavity, and the temperature compensation and heating assembly comprises an electric heating wire spirally covering the outside of the atomizing cavity.

[0019] As can be seen from the above, the oxygen wound treatment instrument provided by the present application not only solves the inconvenience of the patient needing to hold the catheter in the traditional method, but also significantly increases the contact area of oxygen and the wound through the multiple evenly distributed gas delivery holes, thereby improving the treatment effect. At the same time, the multi-hole design and the structure of the atomizing cup help to adjust the humidity of the oxygen, reduce the irritation to the skin, reduce the irritation of dry oxygen to the skin, and reduce the discomfort of the patient. The overall design not only effectively solves the problems of inconvenience, limited treatment effect and skin irritation existing in the traditional oxygen therapy method, but also improves the compliance of treatment, and creates conditions for long-term treatment, which is conducive to the continuous healing of the wound. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1A side view structural schematic diagram of the oxygen wound surface treatment instrument provided by the embodiment of the present application.

[0021] Figure 2 A perspective view structural schematic diagram of the oxygen wound surface treatment instrument provided by the embodiment of the present application after hiding the oxygen supply assembly.

[0022] Figure 3 For Figure 2 A partial cross-sectional view structural schematic diagram of the assembly.

[0023] Reference signs: 1, oxygen supply assembly; 2, atomization cup; 3, oxygen therapy mask; 4, hose; 5, supporting tray; 6, gas switch valve; 7, temperature compensation heating assembly; 21, oxygen outlet pipe; 22, atomization cavity; 31, air inlet hole; 32, oxygen buffer cavity; 33, guide cover edge; 34, adhesive fixing band; 311, shunt hole; 312, beam hole; 313, diffusion hole. DETAILED DESCRIPTION

[0024] The embodiments of the present application are described in detail below, and examples of the embodiments are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are only used to explain the present application, and cannot be understood as a limitation of the present application.

[0025] In the description of the present application, it should be understood that the orientations or positional relationships indicated by the terms “center”, “longitudinal”, “transverse”, “length”, “width”, “thickness”, “upper”, “lower”, “front”, “rear”, “left”, “right”, “vertical”, “horizontal”, “top”, “bottom”, “inner”, “outer”, “clockwise”, “counterclockwise” and the like are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application. In addition, the terms “first” and “second” are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by “first” and “second” can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of “multiple” is two or more, unless otherwise specifically limited.

[0026] In the description of the utility model, it needs to explain, unless another explicit provision and limitation, term "installation", "link", "connection" should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected;Can be mechanical connection, also can be electric connection or can communicate with each other;It can be directly connected, also can be indirectly connected through intermediate medium, can be the communication of two elements or the interaction of two elements.For ordinary skilled in the art, the above-mentioned terms can be understood according to the specific meaning of the utility model.

[0027] In the utility model, unless another explicit provision and limitation, the first feature is "on" or "under" the second feature can include the first and second features direct contact, also can include the first and second features are not direct contact but contact through the additional features between them.Moreover, the first feature is "on", "above" and "on" the second feature includes the first feature is directly above and obliquely above the second feature, or just indicates that the horizontal height of the first feature is higher than the second feature.The first feature is "under", "below" and "under" the second feature includes the first feature is directly below and obliquely below the second feature, or just indicates that the horizontal height of the first feature is less than the second feature.

[0028] The following disclosure provides many different embodiments or examples for implementing different structures of the utility model. In order to simplify the disclosure of the utility model, the components and settings of specific examples are described in the following. Of course, they are only examples, and the purpose is not to limit the utility model. In addition, the utility model can refer to the same reference numerals and / or reference letters in different examples, and such repetition is for the purpose of simplification and clarity, which itself does not indicate the relationship between the various embodiments and / or settings discussed. In addition, the utility model provides various specific examples of processes and materials, but those skilled in the art can realize the application of other processes and / or the use of other materials.

[0029] Please refer to Figures 1-3 Some embodiments of the application provide an oxygen wound treatment instrument for oxygen therapy of wounds, which comprises an oxygen supply assembly 1, an atomizing cup 2 and an oxygen therapy cover 3, the oxygen supply assembly 1 is connected with the atomizing cup 2 through a hose 4, the oxygen therapy cover 3 is installed on the atomizing cup 2, the oxygen therapy cover 3 is lotus-shaped and has a plurality of uniformly distributed air supply holes 31 thereon.

[0030] Specifically, the oxygen supply assembly 1 is used to generate a stable oxygen flow suitable for wound treatment, which can include an oxygen sender, an oxygen heating assembly, a flow controller, etc., and can also be a medical oxygen cylinder or a hospital central oxygen supply system, which ensures a stable oxygen supply; the use of the hose 4 ensures the stability and flexibility of the oxygen supply, so that the treatment instrument can adapt to different use environments.

[0031] More specifically, the oxygen therapy mask 3 has a lotus-shaped design, which not only increases the contact area of oxygen with the wound, but also better covers the wound area to improve the treatment effect. The multiple air delivery holes 31 on the oxygen therapy mask 3 can be evenly distributed in the entire treatment area, which effectively solves the problem of uneven distribution of oxygen in the traditional method.

[0032] More specifically, oxygen from the oxygen supply assembly 1 enters the atomizing cup 2 through the hose 4, and after preliminary diffusion in the atomizing cup 2, it is uniformly delivered to the wound area through the multiple air delivery holes 31 of the oxygen therapy mask 3, so as to ensure that these oxygen can form a stable high-oxygen environment near the wound.

[0033] The oxygen wound treatment instrument of the present application not only solves the inconvenience of the patient needing to hold the catheter in the traditional method, but also significantly increases the contact area of oxygen with the wound through the multiple evenly distributed air delivery holes 31, thereby improving the treatment effect. At the same time, the multi-hole design and the structure of the atomizing cup 2 help to adjust the humidity of the oxygen, reduce the irritation to the skin, reduce the irritation of dry oxygen to the skin, and reduce the discomfort of the patient. The overall design not only effectively solves the problems of inconvenience, limited treatment effect and skin irritation in the traditional oxygen therapy method, but also improves the compliance of treatment, and creates conditions for long-term treatment, which is conducive to the continuous healing of the wound.

[0034] In some preferred embodiments, the atomizing cup 2 has an oxygen outlet pipe 21, and the oxygen therapy mask 3 is adjustably and detachably mounted on the oxygen outlet pipe 21.

[0035] Specifically, in this embodiment, the position and angle of the oxygen therapy mask 3 can be adjusted according to the position of the wound of the patient and the treatment needs, improving the flexibility and accuracy of the treatment; the detachable design facilitates cleaning and replacement of the oxygen therapy mask 3, which is conducive to maintaining the hygiene of the treatment equipment; the angle-adjustable feature allows medical personnel to adjust the direction of oxygen delivery according to the specific position and shape of the wound, so as to ensure that oxygen can more effectively cover the entire wound area, effectively improving the applicability of the equipment, which can be used for different parts and different types of wound treatment.

[0036] More specifically, the oxygen outlet pipe 21 can take various forms, such as cylindrical, conical or curved shapes, to adapt to different connection needs; the connection between the oxygen therapy mask 3 and the oxygen outlet pipe 21 can be achieved through buckling, threading or magnetic connection, etc., which not only ensures stability, but also facilitates disassembly; in the embodiment of the present application, the oxygen therapy mask 3 is preferably installed on the oxygen outlet pipe 21 through threaded connection, to realize the functions of angle adjustment and disassembly.

[0037] In some preferred embodiments, the oxygen wound treatment instrument further comprises a supporting tray 5, and the atomizing cup 2 is installed on the supporting tray 5.

[0038] Specifically, the supporting tray 5 serves as a support structure for the atomizing cup 2, providing a stable installation foundation for the atomizing cup 2 and effectively solving the problem of insufficient stability of the atomizing cup 2. The supporting tray 5 provides a smooth support surface for the atomizing cup 2, preventing the atomizing cup 2 from tilting or shaking during use. This not only improves safety during treatment, but also makes it easier for the operator to place and move the entire device.

[0039] More specifically, when the wound is located on the patient's limbs or body, the patient can lie on the hospital bed and use the oxygen wound treatment instrument based on the supporting tray 5 to perform continuous oxygen therapy on the wound part without the need for hand holding, making it convenient for the patient to use the treatment.

[0040] More specifically, the shape of the supporting tray 5 can be circular, square or other geometric shapes to adapt to different use environments and space requirements; secondly, the bottom of the supporting tray 5 can be designed as an anti-slip structure, such as adding rubber pads or anti-slip patterns, to further improve the stability of the entire device.

[0041] More specifically, the connection between the supporting tray 5 and the atomizing cup 2 can also have multiple options, such as a buckle type connection that allows the atomizing cup 2 to be quickly installed and disassembled; or a groove type structure that allows the atomizing cup 2 to be stably embedded in the supporting tray 5.

[0042] More specifically, in the embodiment of the present application, the supporting tray 5 is preferably disc-shaped.

[0043] In some preferred embodiments, the oxygen therapy mask 3 is provided with an oxygen buffer chamber 32, and the gas inlet hole 31 comprises a shunt hole 311 connected to the oxygen buffer chamber 32, a beam hole 312 connected to the shunt hole 311, and a diffusion hole 313 connected to the beam hole 312.

[0044] Specifically, the oxygen buffer cavity 32 arranged in the oxygen therapy mask 3 can buffer and uniformly distribute oxygen, reducing the risk of direct impact of oxygen on the wound surface; the shunt hole 311 communicates with the oxygen buffer cavity 32 and can uniformly distribute oxygen from the oxygen buffer cavity 32 to the plurality of gas delivery channels. The design of the beam hole 312 can control the flow rate of oxygen, avoiding the stimulation of the wound surface caused by too fast flow rate of oxygen. The diffusion hole 313 can uniformly diffuse oxygen to the wound surface, ensuring that each part of the wound surface can be fully supplied with oxygen. This multi-stage gas delivery structure can accurately control the delivery amount and speed of oxygen, thereby improving the effectiveness and safety of oxygen therapy, and is conducive to maintaining a stable oxygen concentration in the treatment area, providing a continuous and stable oxygen environment for wound healing.

[0045] More specifically, this multi-stage gas delivery structure, combined with the showerhead design of the atomizing cup 2, can produce a synergistic effect. The showerhead-shaped oxygen therapy mask 3 provides a larger surface area, allowing more gas delivery holes 31 to be uniformly distributed, while the multi-stage gas delivery structure ensures that each gas delivery hole 31 can provide uniform and controllable oxygen delivery. This combination not only solves the problem of uneven distribution of oxygen, but also improves the accuracy and adaptability of oxygen delivery, thereby better meeting the treatment needs of different wounds.

[0046] More specifically, as shown in Figure 3 In the embodiments of the present application, the shunt hole 311 and the beam hole 312 are both cylindrical holes, and the aperture of the beam hole 312 is smaller than that of the shunt hole 311, and the diffusion hole 313 is a tapered cylindrical expansion hole.

[0047] In some preferred embodiments, the oxygen therapy mask 3 is provided with an outwardly expanding and elastic guide mask edge 33.

[0048] Firstly, the outwardly expanding design allows the guide mask edge 33 to better fit the skin surface around the wound, improving the sealing between the oxygen therapy mask 3 and the wound, which can prevent oxygen from leaking from the mask edge and improve the utilization efficiency of oxygen. Secondly, the guide mask edge 33 is elastic and can adapt to different wound shapes and sizes, allowing the oxygen therapy mask 3 to flexibly fit various wounds. The design also reduces the pressure on the skin around the wound, improving patient comfort. Thirdly, the outwardly expanding guide mask edge 33 increases the contact area with the skin, which helps to improve the stability of the oxygen therapy mask 3 and reduces the movement of the oxygen therapy mask 3 during treatment, ensuring continuous and effective oxygen therapy.

[0049] More specifically, the guide cover edge 33 can be made of various materials and structures to achieve its outward expansion and elastic properties. For example, the guide cover edge 33 can be made of soft medical-grade silicone material, which has good biocompatibility and elasticity. The thickness of the guide cover edge 33 can be between 0.5mm and 3mm, adjusted according to different application scenarios. In order to achieve the effect of outward expansion, the guide cover edge 33 can be designed as an outwardly inclined arc structure, with an inclination angle of 15° to 45°. This design can provide sufficient expansion force and sealing effect without increasing the discomfort of the patient.

[0050] In some preferred embodiments, the back of the guide cover edge 33 is provided with at least two adhesive fixing bands 34.

[0051] Specifically, the at least two adhesive fixing bands 34 provided on the back of the guide cover edge 33 is a simple and effective fixing method. The adhesive fixing bands 34 can firmly attach the oxygen therapy mask 3 to the patient's skin, preventing the oxygen therapy mask 3 from shifting or falling off during use. By providing multiple adhesive fixing bands 34 on the back of the guide cover edge 33, the oxygen therapy mask 3 can be fixed from different angles, improving the stability and reliability of the fixation, ensuring that oxygen can continuously and stably act on the wound, and improving the effect of oxygen therapy.

[0052] More specifically, in order to further improve the fixing effect, the adhesive fixing band 34 can be designed with a multi-layer structure. For example, it can include a waterproof and breathable film layer, a high-strength fiber layer, and a medical adhesive layer with good adhesion. This multi-layer structure not only provides sufficient fixing strength, but also ensures the breathability of the patient's skin, reducing the discomfort that may be caused by long-term use.

[0053] In some preferred embodiments, the gas delivery holes 31 are arranged in multiple circular rings.

[0054] Specifically, the layout of multiple circular rings can cover a larger area, ensuring that oxygen can be uniformly delivered to each part of the wound. Preferably, the distance between adjacent circular rings is equal, avoiding the uneven phenomenon caused by the concentration of airflow in certain areas, thereby improving the effect of oxygen therapy and ensuring that each part of the wound can be fully supplied with oxygen, promoting wound healing and improving treatment efficiency.

[0055] In some preferred embodiments, the atomizing cup 2 is provided with a gas on-off valve 6.

[0056] Specifically, the gas switch valve 6 is arranged on the atomizing cup 2, which can directly control the supply of oxygen, so that the operator can directly adjust the supply of oxygen at the atomizing cup 2 without operating at the oxygen supply assembly 1, thereby achieving convenient control of the oxygen supply, so that the operator can easily open or close the oxygen supply and adjust the oxygen flow according to the treatment needs, effectively improving the flexibility and accuracy of the treatment, and also increasing the convenience of using the equipment.

[0057] More specifically, in the embodiments of the present application, the gas switch valve 6 is preferably a hand-operated knob-type butterfly valve.

[0058] In some preferred embodiments, the atomizing cup 2 is provided with a temperature compensation heating assembly 7.

[0059] Specifically, the temperature compensation heating assembly 7 is installed inside the atomizing cup 2 for heating oxygen to ensure that the oxygen delivered to the wound surface is at an appropriate temperature. In the oxygen wound treatment instrument, the oxygen supply assembly 1 generally has a heating function, but the temperature of the heated oxygen decreases when it is delivered to the patient's affected area, which can affect the treatment effect; the temperature compensation heating assembly 7 is used to compensate for this temperature drop value and provide auxiliary heating, solving the problem that the low temperature of the oxygen may cause irritation or affect the treatment effect of the wound. By arranging the temperature compensation heating assembly 7 in the atomizing cup 2, the oxygen can be heated to an appropriate temperature, which is closer to the body temperature, thereby improving the patient's comfort, and also possibly promoting the absorption and utilization of oxygen, enhancing the treatment effect.

[0060] More specifically, the temperature compensation heating assembly 7 can be implemented in various forms, such as an electric heating wire, a heating plate, an infrared heating element, or a PTC heating element, etc.

[0061] In some preferred embodiments, the atomizing cup 2 has an atomizing cavity 22, and the temperature compensation heating assembly 7 includes an electric heating wire spirally covering the outside of the atomizing cavity 22.

[0062] Specifically, the electric heating wire spirally covers the outside of the atomizing cavity 22, which can uniformly heat the entire atomizing cavity 22. This design allows heat to be more evenly distributed around the atomizing cavity 22, avoiding the problem of local overheating or insufficient heating. At the same time, the spiral covering structure increases the contact area between the electric heating wire and the atomizing cavity 22, improving the heat transfer efficiency. In addition, by arranging the temperature compensation heating assembly outside the atomizing cavity 22 instead of inside, the temperature compensation heating assembly can avoid direct contact with the atomizing liquid, thereby reducing the risk of equipment failure, prolonging the service life of the equipment, and also avoiding the oxidation and failure of the electric heating wire.

[0063] In the description of the present specification, the description referring to the terms "one embodiment", "certain embodiments", "illustrative embodiments", "example", "specific example", or "some examples" and the like means that the specific feature, structure, material or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily mean the same embodiment or example. Also, the specific feature, structure, material or characteristic described can be combined in any one or more embodiments or examples in a suitable manner.

[0064] The above only describes some embodiments of the present application. Those skilled in the art can make several modifications and improvements without departing from the inventive concept of the present application, and these all belong to the protection scope of the present application.

Claims

1. An oxygen wound treatment apparatus for oxygen therapy of a wound, characterized in that, The oxygen wound treatment instrument comprises an oxygen supply assembly, an atomizing cup and an oxygen therapy cover, the oxygen supply assembly is connected with the atomizing cup through a hose, the oxygen therapy cover is installed on the atomizing cup, the oxygen therapy cover is lotus-shaped and has a plurality of uniformly distributed air supply holes.

2. The oxygen wound therapy apparatus according to claim 1, characterized in that The atomizing cup has an oxygen outlet pipe, and the oxygen therapy cover is adjustably and detachably installed on the oxygen outlet pipe.

3. The oxygen wound therapy apparatus according to claim 1, wherein, The oxygen wound treatment instrument further comprises a supporting tray, and the atomizing cup is installed on the supporting tray.

4. The oxygen wound therapy apparatus according to claim 1, wherein, The oxygen therapy cover is internally provided with an oxygen buffer cavity, and the air supply holes comprise shunt holes connected with the oxygen buffer cavity, beam holes connected with the shunt holes and diffusion holes connected with the beam holes.

5. The oxygen wound therapy apparatus of claim 1, wherein, The oxygen therapy cover is externally provided with a guide cover edge which is outwardly expanded and has elasticity.

6. The oxygen wound therapy apparatus according to claim 5, characterized in that The back of the guide cover edge is provided with at least two adhesive fixing bands.

7. The oxygen wound therapy apparatus of claim 1, wherein, The air supply holes are in multiple circular ring distribution.

8. The oxygen wound therapy apparatus of claim 1, wherein, The atomizing cup is provided with a gas switch valve.

9. The oxygen wound therapy apparatus of claim 1, wherein, The atomizing cup is internally provided with a temperature compensation and heating assembly.

10. The oxygen wound therapy apparatus of claim 9, wherein, The atomizing cup has an atomizing cavity, and the temperature compensation and heating assembly comprises an electric heating wire spirally covered outside the atomizing cavity.