Burn scar surface skin tissue cleaning device

CN122894587APending Publication Date: 2026-10-13THE FIRST AFFILIATED HOSPITAL OF ANHUI MEDICAL UNIV
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Patent Information

Application Number
CN202610690612.0
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2026-05-19
Publication Date
2026-10-13

AI Technical Summary

Technical Problem

[0003]传统操作普遍采用先体外喷淋湿敷软化痂皮、再换器械刮除或负压吸屑的分步作业模式,无法在同一手持工作端面上实现定点恒温微雾浸润软化与负压清创吸屑同步并行作业,操作流程繁琐、作业效率低

Benefits of technology

1、本发明通过设置有浸润单元,能够对疤痕表面进行定点恒温微雾浸润,使浸润液体均匀作用于干硬死皮和松散痂皮处,软化效率更高,同时配合恒温加热功能,能够保持浸润液体处于适宜温度,避免低温刺激瘢痕组织引发不适的问题。

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Abstract

The application discloses a burn scar surface skin tissue cleaning device and relates to the technical field of skin tissue cleaning. The burn scar surface skin tissue cleaning device is provided with the infiltration unit, can perform fixed-point constant-temperature micro-mist infiltration on the scar surface, can make the infiltration liquid uniformly act on the dry and hard dead skin and the loose scab skin, has higher softening efficiency, and can keep the infiltration liquid at a suitable temperature in cooperation with the constant-temperature heating function, so that the problem that low-temperature stimulation of scar tissue causes discomfort is avoided.
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Description

Technical Field

[0001] This invention relates to the field of skin tissue cleaning technology, specifically a device for cleaning the surface skin tissue of burn scars. Background Technology

[0002] Burns are one of the most common serious traumas in clinical practice. After the healing of deep burn wounds, large areas and irregular pathological scars often form, including hypertrophic scars, contracture scars, and scars in skin graft areas. During the healing and remodeling process of burn scars, the epidermis of the damaged skin does not regenerate completely and the keratin metabolism is disordered. A large amount of dry, hard dead skin, aged keratin, and loose epithelial tissue will continue to be produced on the scar surface. If such surface tissues are not cleaned in time, they are prone to peeling, piling, cracking, and secondary itching. They may even pull on the newly formed epithelium, affecting the maturation and appearance recovery of the scar. In severe cases, they may also induce local inflammation or infection, aggravating scar hyperplasia and pigmentation.

[0003] Traditional procedures typically involve a step-by-step process: first, external spraying and wet compresses to soften the scabs, then changing instruments to scrape or suction the scabs. This makes it impossible to simultaneously perform point-to-point constant-temperature micro-mist infiltration softening and negative pressure debridement on the same handheld working surface, resulting in a cumbersome and inefficient operation.

[0004] Combining the above problems, we find that existing burn scar surface tissue cleaning devices are difficult to avoid all the aforementioned issues when in use. Even if they can solve these problems, they require the assistance of external tools, thus failing to achieve the desired effect. Therefore, we propose a burn scar surface tissue cleaning device. Summary of the Invention

[0005] The purpose of this invention is to provide a device for cleaning the surface skin tissue of burn scars, so as to solve the problems mentioned in the background art.

[0006] To achieve the above objectives, the present invention provides the following technical solution: a burn scar surface skin tissue cleaning device, comprising a main body, the main body comprising a control body, a connecting pipe fixedly installed on the inner wall of the control body, a handle fixedly installed at one end of the connecting pipe, and an immersion negative pressure cleaning mechanism provided on the outer side of the handle; The immersion negative pressure cleaning mechanism includes an immersion unit located on the outside of the handle. The immersion unit is used to immerse and soften the scar surface, making it easier to clean necrotic tissue later. The immersion negative pressure cleaning mechanism also includes a negative pressure cleaning unit, which is located on the outside of the handle. The negative pressure cleaning unit is used to immediately remove the epidermal debris and loose scabs that have been loosened and detached by the mist. The outer side of the immersion negative pressure cleaning unit is provided with a separation and collection mechanism, which is located inside the handle. The separation and collection mechanism is used to separate and collect the skin tissue debris that falls off after immersion and softening from the immersion liquid.

[0007] Preferably, the immersion unit includes a housing, one side of which is fixedly connected to one side of the handle. A partition is fixedly installed on the inner wall of the housing, and the housing forms a water storage cavity through the partition. A small water pump is fixedly installed on the inner wall of the handle. The output end of the small water pump is fixedly connected to a first water outlet pipe. One end of the first water outlet pipe passes through the housing and extends into the water storage cavity. A second water outlet pipe is fixedly connected inside the first water outlet pipe. A multi-port pipe is fixedly connected inside the second water outlet pipe, and several identical delivery pipes are fixedly connected inside the multi-port pipe.

[0008] Preferably, the bottom end of each of the conveying pipes penetrates the outer shell, and an atomizing nozzle is fixedly connected inside each of the conveying pipes. A constant temperature heating element is fixedly installed on the outer surface of the multi-port pipe, and a support plate is fixedly installed on the inner wall of the outer shell. The outer surface of the multi-port pipe is fixedly connected to the inner wall of the support plate. Two lifting rods are slidably connected inside the support plate, and two trigger plates are fixedly installed on the outer surfaces of the two lifting rods. A contact switch is fixedly installed on the inner wall of the support plate, and the contact switch is electrically connected to a small water pump through a wire.

[0009] Preferably, the input end of the small water pump is fixedly connected to a water supply pipe, and the outer surface of the water supply pipe is fixedly connected to the inner wall of the outer casing.

[0010] Preferably, a three-way valve is fixedly connected inside the first water outlet pipe, and the interior of the three-way valve is fixedly connected to the interior of the second water outlet pipe.

[0011] Preferably, two temperature sensors are fixedly installed on the inner wall of the multi-port pipe, and each temperature sensor is electrically connected to the control body via a wire.

[0012] Preferably, the negative pressure cleaning unit includes a negative pressure pump, the upper surface of which is fixedly connected to the inner wall of the handle, the output end of which is fixedly connected to a negative pressure collection box, the inside of which is fixedly connected to a connecting pipe, the outer surface of which is fixedly connected to the inner wall of the outer shell, and several identical silicone baffles are provided at the bottom of the outer shell. Several identical collection pipes are fixedly installed on the inner wall of each silicone baffle, the outer surface of which is fixedly connected to the inner wall of the outer shell, and a ring pipe is provided above every three silicone baffles. The inside of each ring pipe is fixedly connected to the inside of the collection pipe, and the inside of each ring pipe is fixedly connected to the inside of the connecting pipe.

[0013] Preferably, each of the silicone baffles has a stabilizing plate inside, and the inner wall of each stabilizing plate is fixedly connected to the outer surface of the collecting tube.

[0014] Preferably, the separation and collection mechanism includes a separation box, the outer surface of which is engaged with the inside of the handle, a conveying pipe fixedly installed on the inner wall of the separation box, two separation nets fixedly installed on the inner wall of the separation box, the separation box forming a waste liquid chamber through the separation nets, a peristaltic pump fixedly connected to the inner wall of the handle, a discharge pipe fixedly connected to the input end of the peristaltic pump, the inside of the discharge pipe fixedly connected to the inside of the negative pressure collection box, and a connecting pipe fixedly connected to the output end of the peristaltic pump, the inside of the connecting pipe being connected to the inside of the conveying pipe.

[0015] Preferably, a sealing tube is fixedly installed on the outer surface of the peristaltic pump, and the inner wall of the sealing tube is fixedly connected to the outer surface of the discharge pipe.

[0016] Compared with the prior art, the beneficial effects of the present invention are: 1. This invention, by incorporating an immersion unit, can perform targeted, constant-temperature micro-mist immersion on the scar surface, allowing the immersion liquid to act evenly on dry, hard dead skin and loose scabs, resulting in higher softening efficiency. At the same time, the constant-temperature heating function can maintain the immersion liquid at a suitable temperature, avoiding the problem of discomfort caused by low-temperature stimulation of scar tissue.

[0017] 2. This invention, by incorporating a negative pressure cleaning unit, can simultaneously remove loosened and detached epidermal debris and soaking waste liquid during the softening process, allowing the softening and cleaning operations to be completed concurrently. This eliminates the need for step-by-step instrument changes, simplifies the operation process, and effectively improves the efficiency of the cleaning operation.

[0018] 3. This invention, by setting up a separation and collection mechanism, can filter and separate skin tissue debris and wetting liquid, so that solid skin tissue debris is trapped on the separation net, while the wetting waste liquid flows into the waste liquid chamber for storage through the separation net, realizing the classified collection of debris and liquid, which facilitates subsequent unified treatment, while avoiding skin tissue debris clogging the pipeline, ensuring the continuous and stable operation of the device, and also reducing the workload of subsequent cleaning devices. Attached Figure Description

[0019] Figure 1 This is a schematic diagram of the overall structure of the present invention; Figure 2 This is a cross-sectional view of the outer casing of the present invention; Figure 3 This is a schematic diagram of the structure of the constant temperature heating element of the present invention; Figure 4 This is a schematic diagram of the structure of the multi-port pipe of the present invention; Figure 5 This is a cross-sectional view of the support plate of the present invention; Figure 6 This is a schematic diagram of the separation box of the present invention; Figure 7 This is a cross-sectional view of the silicone baffle of the present invention; Figure 8 This is a cross-sectional view of the separation box of the present invention.

[0020] In the diagram: 1. Main body; 11. Control unit; 12. Connecting pipe; 13. Handle; 2. Immersion negative pressure cleaning mechanism; 21. Immersion unit; 2101. Outer shell; 2102. Partition plate; 2103. Water storage chamber; 2104. Trigger plate; 2105. Support plate; 2106. Small water pump; 2107. Constant temperature heating element; 2108. Lifting rod; 2109. Atomizing nozzle; 2110. Delivery pipe; 2111. Water supply pipe; 2112. Three-way valve; 2113. First water outlet pipe; 2114. Second water outlet pipe 2115. Pipe; 2116. Multi-port pipe; 2117. Temperature sensor; 2118. Contact switch; 22. Negative pressure cleaning unit; 2201. Negative pressure pump; 2202. Negative pressure collection box; 2203. Ring pipe; 2204. Silicone baffle; 2205. Stabilizing plate; 2206. Collection pipe; 2207. Connecting pipe; 3. Separation and collection mechanism; 301. Separation box; 302. Peristaltic pump; 303. Conveying pipe; 304. Sealing pipe; 305. Connecting pipe; 306. Waste liquid chamber; 307. Discharge pipe; 308. Separation net. Detailed Implementation

[0021] The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of the present invention.

[0022] Example 1: Please refer to Figures 1-5 The present invention provides a technical solution: a burn scar surface skin tissue cleaning device, including a main body 1, the main body 1 including a control body 11, a connecting pipe 12 fixedly installed on the inner wall of the control body 11, a handle 13 fixedly installed at one end of the connecting pipe 12, and an immersion negative pressure cleaning mechanism 2 provided on the outer side of the handle 13. The immersion negative pressure cleaning mechanism 2 includes an immersion unit 21, which is located outside the handle 13. The immersion unit 21 is used to immerse and soften the scar surface, making it easier to clean necrotic tissue later.

[0023] As a further definition of the immersion negative pressure cleaning mechanism 2 of the present invention, the immersion unit 21 includes a housing 2101, one side of which is fixedly connected to one side of the handle 13. A partition 2102 is fixedly installed on the inner wall of the housing 2101, and the housing 2101 forms a water storage cavity 2103 through the partition 2102. A small water pump 2106 is fixedly installed on the inner wall of the handle 13. The output end of the small water pump 2106 is fixedly connected to a first water outlet pipe 2113. One end of the first water outlet pipe 2113 passes through the housing 2101 and extends into the water storage cavity 2103. A second water outlet pipe 2114 is fixedly connected inside the first water outlet pipe 2113. A multi-port pipe 2115 is fixedly connected inside the second water outlet pipe 2114. Several identical conveying pipes 2110 are fixedly connected inside the multi-port pipe 2115. The bottom end of each conveying pipe 2110 passes through the housing 2101. The internal components are all fixedly connected to atomizing nozzles 2109. A constant temperature heating plate 2107 is fixedly installed on the outer surface of the multi-channel tube 2115. A support plate 2105 is fixedly installed on the inner wall of the outer shell 2101. The outer surface of the multi-channel tube 2115 is fixedly connected to the inner wall of the support plate 2105. Two lifting rods 2108 are slidably connected inside the support plate 2105. Two trigger plates 2104 are fixedly installed on the outer surfaces of the two lifting rods 2108. A contact switch 2117 is fixedly installed on the inner wall of the support plate 2105. The contact switch 2117 is electrically connected to a small water pump 2106 through a wire. By setting up an immersion unit 21, it can perform fixed-point constant temperature micro-mist immersion on the scar surface, so that the immersion liquid acts evenly on the dry and hard dead skin and loose scabs, resulting in higher softening efficiency. At the same time, with the constant temperature heating function, it can keep the immersion liquid at a suitable temperature, avoiding the problem of discomfort caused by low temperature stimulation of scar tissue. Please see Figure 4 The input end of the small water pump 2106 is fixedly connected to a water supply pipe 2111. The outer surface of the water supply pipe 2111 is fixedly connected to the inner wall of the outer shell 2101. Physiological saline is replenished through the water supply pipe 2111 to ensure that the immersion operation can be carried out continuously. Please see Figure 4 The first water outlet pipe 2113 is fixedly connected to a three-way valve 2112. The inside of the three-way valve 2112 is fixedly connected to the inside of the second water outlet pipe 2114. The water flow direction is adjusted through the three-way valve 2112 to supply water to the first water outlet pipe 2113 and the second water outlet pipe 2114. Please see Figure 4 Two temperature sensors 2116 are fixedly installed on the inner wall of the multi-port pipe 2115. Each temperature sensor 2116 is electrically connected to the control body 11 through a wire. The temperature of the liquid inside the multi-port pipe 2115 is monitored in real time through the temperature sensor 2116, which facilitates the control body 11 to adjust the output power of the constant temperature heating element 2107.

[0024] The specific implementation method of this embodiment is as follows: When treating burn scars, an external water pipe can be connected at the water supply pipe 2111. Holding the handle 13, the atomizing nozzle 2109 is aimed at the burn scar. The small water pump 2106 is started, and water is supplied to the second water outlet pipe 2114 by controlling the opening and closing of the three-way valve 2112. After the water enters the multi-way pipe 2115, it is heated to the set temperature by the constant temperature heating element 2107. The temperature sensor 2116 monitors the water temperature in real time and feeds it back to the control body 11 to ensure that the water temperature is stable within a suitable range. The heated water is delivered to the atomizing nozzle 2109 through each delivery pipe 2110, and finally... The liquid is sprayed in the form of a constant temperature micro-mist, which evenly moistens the dry, hardened dead skin and loose scabs on the surface of the scar. When the liquid in the water storage chamber 2103 drops, the trigger plate 2104 drops, causing the upper trigger plate 2104 to trigger the contact switch 2117. After receiving the trigger signal from the contact switch 2117, the control body 11 controls the small water pump 2106 to replenish the water in the water storage chamber 2103 to the set water level. When the water level rises, it causes the trigger plate 2104 to move upward. After the lower trigger plate 2104 contacts the contact switch 2117, it controls the small water pump 2106 to stop replenishing water, thus completing the automatic replenishment of the moistening liquid in the water storage chamber 2103.

[0025] Example 2: Please refer to Figure 1 , Figure 2 , Figure 6 and Figure 7 The present invention provides a technical solution: a device for cleaning the surface skin tissue of burn scars. The present invention makes corresponding improvements to the technical problems mentioned in the background art. The immersion negative pressure cleaning mechanism 2 also includes a negative pressure cleaning unit 22, which is located on the outside of the handle 13. The negative pressure cleaning unit 22 is used to immediately suck away the epidermal debris and loose scabs that have been loosened and detached by the mist.

[0026] As a further definition of the immersion negative pressure cleaning mechanism 2 of the present invention, the negative pressure cleaning unit 22 includes a negative pressure pump 2201. The upper surface of the negative pressure pump 2201 is fixedly connected to the inner wall of the handle 13. The output end of the negative pressure pump 2201 is fixedly connected to a negative pressure collection box 2202. A connecting pipe 2207 is fixedly connected to the inside of the negative pressure collection box 2202. The outer surface of the connecting pipe 2207 is fixedly connected to the inner wall of the outer shell 2101. Several identical silicone baffles 2204 are provided at the bottom of the outer shell 2101. Several identical collection pipes 2206 are fixedly installed on the inner wall of each silicone baffle 2204. The outer surface of each collection tube 2206 is fixedly connected to the inner wall of the outer shell 2101. A ring tube 2203 is provided above each of the three silicone baffles 2204. The interior of each ring tube 2203 is fixedly connected to the interior of the collection tube 2206, and the interior of each ring tube 2203 is fixedly connected to the interior of the connecting tube 2207. By setting up a negative pressure cleaning unit 22, the loose and detached epidermal debris and soaking waste liquid can be sucked away immediately while soaking and softening, so that the soaking and softening and cleaning operations are completed simultaneously. There is no need to change the equipment step by step, which simplifies the operation process and effectively improves the efficiency of the cleaning operation. Please see Figure 7 Each silicone baffle 2204 has a stabilizing plate 2205 inside. The inner wall of each stabilizing plate 2205 is fixedly connected to the outer surface of the collection tube 2206. The stabilizing plate 2205 reinforces the position of the collection tube 2206, preventing the silicone baffle 2204 from being deformed under pressure and causing the collection tube 2206 to shift, thus ensuring the stability of the suction path.

[0027] The specific implementation method of this embodiment is as follows: After the burn scar is infiltrated, the silicone girdle 2204 is moved to the infiltrated area, and the negative pressure pump 2201 is activated. Under the action of negative pressure, loose and detached epidermal debris and excess infiltration waste liquid are quickly sucked in by the collection tube 2206 on the inner wall of the silicone girdle 2204. The waste liquid is then temporarily stored in the negative pressure collection box 2202 through the ring tube 2203 and the connecting tube 2207. The silicone girdle 2204 can conform to the normal skin around the scar, maintain the stability of the internal suction negative pressure, and avoid the loss of suction force, which would affect the suction effect. The stabilizing plate 2205 can always keep the position of the collection tube 2206 stable, and prevent the collection tube 2206 from shifting when the silicone girdle 2204 is squeezed and deformed, thus ensuring that the suction operation is carried out continuously and stably. This achieves the simultaneous cleaning of skin tissue debris and waste liquid while infiltrating and softening, without the need to change instruments and perform step-by-step operations.

[0028] Example 3: Please refer to Figure 1 , Figure 2 and Figure 8The present invention provides a technical solution: a device for cleaning the surface skin tissue of burn scars. The present invention makes corresponding improvements to the technical problems mentioned in the background art. A separation and collection mechanism 3 is provided on the outside of the immersion negative pressure cleaning mechanism 2. The separation and collection mechanism 3 is located inside the handle 13. The separation and collection mechanism 3 is used to separate and collect the skin tissue debris that falls off after immersion and softening from the immersion liquid.

[0029] As a further definition of the separation and collection mechanism 3 of the present invention, the separation and collection mechanism 3 includes a separation box 301, the outer surface of which is engaged with the interior of the handle 13, a conveying pipe 303 fixedly installed on the inner wall of the separation box 301, two separation nets 308 fixedly installed on the inner wall of the separation box 301, and a waste liquid chamber 306 formed by the separation nets 308 in the separation box 301. A peristaltic pump 302 is fixedly connected to the inner wall of the handle 13, and a discharge pipe 307 is fixedly connected to the input end of the peristaltic pump 302. The interior of the discharge pipe 307 is fixedly connected to the interior of the negative pressure collection box 2202. The peristaltic pump 302 is fixedly connected to the output end of the connecting pipe 305. The inside of the connecting pipe 305 is connected to the inside of the conveying pipe 303. By setting a separation and collection mechanism 3, the skin tissue debris and the soaking liquid can be filtered and separated. The solid skin tissue debris is trapped on the separation screen 308, while the soaking waste liquid flows into the waste liquid chamber 306 for storage through the separation screen 308. This realizes the classified collection of debris and liquid, which is convenient for subsequent unified treatment. At the same time, it avoids the skin tissue debris from clogging the pipeline, ensures the continuous and stable operation of the device, and also reduces the workload of subsequent cleaning of the device. Please see Figure 8 A sealing tube 304 is fixedly installed on the outer surface of the peristaltic pump 302. The inner wall of the sealing tube 304 is fixedly connected to the outer surface of the discharge pipe 307. The sealing tube 304 increases the sealing performance at the connection between the discharge pipe 307 and the peristaltic pump 302, avoids leakage during the suction process, and ensures the stability of the negative pressure suction operation.

[0030] The specific implementation method of this embodiment is as follows: After the loosened and detached epidermal debris and excess soaking waste liquid are collected in the negative pressure collection box 2202, the peristaltic pump 302 can be started. Under the suction action of the peristaltic pump 302, the mixture of skin tissue debris and waste liquid in the negative pressure collection box 2202 is transported to the conveying pipe 303 in the separation box 301 through the discharge pipe 307 and the connecting pipe 305, and finally falls on the separation net 308. Under the action of gravity, the liquid passes through the separation net 308 and flows into the waste liquid chamber 306 below for storage, while the solid skin tissue debris is trapped on the separation net 308, completing the filtration and separation of skin tissue debris and soaking waste liquid, and realizing classified collection. When it is necessary to process the collected materials, it is only necessary to remove the separation box 301 from the handle 13, pour out the solid debris on the separation net 308, and then discharge the waste liquid in the waste liquid chamber 306.

[0031] It should be noted that, in this document, relational terms such as "first" and "second" are used only to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Furthermore, the terms "comprising," "including," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such process, method, article, or apparatus.

[0032] Although embodiments of the invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A device for cleaning the surface skin tissue of burn scars, comprising a main body (1), characterized in that: The main body (1) includes a control body (11), a connecting pipe (12) is fixedly installed on the inner wall of the control body (11), a handle (13) is fixedly installed at one end of the connecting pipe (12), and an immersion negative pressure cleaning mechanism (2) is provided on the outside of the handle (13). The immersion negative pressure cleaning mechanism (2) includes an immersion unit (21), which is located outside the handle (13). The immersion unit (21) is used to immerse and soften the scar surface, making it easier to clean the necrotic tissue later. The immersion negative pressure cleaning mechanism (2) also includes a negative pressure cleaning unit (22), which is located outside the handle (13). The negative pressure cleaning unit (22) is used to immediately remove the epidermal debris and loose scabs that have been loosened and detached by the mist. The outside of the immersion negative pressure cleaning mechanism (2) is provided with a separation and collection mechanism (3). The separation and collection mechanism (3) is located inside the handle (13). The separation and collection mechanism (3) is used to separate and collect the skin tissue debris that falls off after immersion and softening from the immersion liquid.

2. The burn scar surface skin tissue cleaning device according to claim 1, characterized in that: The immersion unit (21) includes a housing (2101), one side of which is fixedly connected to one side of the handle (13). A partition (2102) is fixedly installed on the inner wall of the housing (2101). The housing (2101) forms a water storage chamber (2103) through the partition (2102). A small water pump (2106) is fixedly installed on the inner wall of the handle (13). The output end of the small water pump (2106) is fixedly connected to a first water outlet pipe (2113). One end of the first water outlet pipe (2113) passes through the housing (2101) and extends into the water storage chamber (2103). A second water outlet pipe (2114) is fixedly connected inside the first water outlet pipe (2113). A multi-port pipe (2115) is fixedly connected inside the second water outlet pipe (2114). Several identical delivery pipes (2110) are fixedly connected inside the multi-port pipe (2115).

3. The burn scar surface skin tissue cleaning device according to claim 2, characterized in that: The bottom end of each of the conveying pipes (2110) penetrates the outer shell (2101), and an atomizing nozzle (2109) is fixedly connected inside each of the conveying pipes (2110). A constant temperature heating element (2107) is fixedly installed on the outer surface of the multi-port pipe (2115). A support plate (2105) is fixedly installed on the inner wall of the outer shell (2101). The outer surface of the multi-port pipe (2115) is fixedly connected to the inner wall of the support plate (2105). Two lifting rods (2108) are slidably connected inside the support plate (2105). Two trigger plates (2104) are fixedly installed on the outer surfaces of the two lifting rods (2108). A contact switch (2117) is fixedly installed on the inner wall of the support plate (2105). The contact switch (2117) is electrically connected to a small water pump (2106) through a wire.

4. The burn scar surface skin tissue cleaning device according to claim 2, characterized in that: The input end of the small water pump (2106) is fixedly connected to a water supply pipe (2111), and the outer surface of the water supply pipe (2111) is fixedly connected to the inner wall of the outer shell (2101).

5. The burn scar surface skin tissue cleaning device according to claim 2, characterized in that: The first water outlet pipe (2113) is fixedly connected to a three-way valve (2112), and the interior of the three-way valve (2112) is fixedly connected to the interior of the second water outlet pipe (2114).

6. The burn scar surface skin tissue cleaning device according to claim 2, characterized in that: Two temperature sensors (2116) are fixedly installed on the inner wall of the multi-port pipe (2115), and each of the temperature sensors (2116) is electrically connected to the control body (11) through a wire.

7. The burn scar surface skin tissue cleaning device according to claim 2, characterized in that: The negative pressure cleaning unit (22) includes a negative pressure pump (2201). The upper surface of the negative pressure pump (2201) is fixedly connected to the inner wall of the handle (13). The output end of the negative pressure pump (2201) is fixedly connected to a negative pressure collection box (2202). The inside of the negative pressure collection box (2202) is fixedly connected to a connecting pipe (2207). The outer surface of the connecting pipe (2207) is fixedly connected to the inner wall of the outer shell (2101). The bottom of the outer shell (2101) is provided with several identical silicone baffles (2207). 04), several identical collection tubes (2206) are fixedly installed on the inner wall of each silicone enclosure (2204). The outer surface of each collection tube (2206) is fixedly connected to the inner wall of the outer shell (2101). A ring tube (2203) is provided above every three silicone enclosures (2204). The interior of each ring tube (2203) is fixedly connected to the interior of the collection tube (2206). The interior of each ring tube (2203) is fixedly connected to the interior of the connecting tube (2207).

8. The burn scar surface skin tissue cleaning device according to claim 7, characterized in that: Each of the silicone enclosures (2204) has a stabilizing plate (2205) inside, and the inner wall of each stabilizing plate (2205) is fixedly connected to the outer surface of the collecting tube (2206).

9. The burn scar surface skin tissue cleaning device according to claim 7, characterized in that: The separation and collection mechanism (3) includes a separation box (301), the outer surface of which is engaged with the inside of the handle (13), a conveying pipe (303) is fixedly installed on the inner wall of the separation box (301), two separation nets (308) are fixedly installed on the inner wall of the separation box (301), and the separation box (301) forms a waste liquid chamber (306) through the separation nets (308). A peristaltic pump (302) is fixedly connected to the inner wall of the handle (13), and a discharge pipe (307) is fixedly connected to the input end of the peristaltic pump (302). The inside of the discharge pipe (307) is fixedly connected to the inside of the negative pressure collection box (2202), and a connecting pipe (305) is fixedly connected to the output end of the peristaltic pump (302). The inside of the connecting pipe (305) is connected to the inside of the conveying pipe (303).

10. The burn scar surface skin tissue cleaning device according to claim 9, characterized in that: A sealing tube (304) is fixedly installed on the outer surface of the peristaltic pump (302), and the inner wall of the sealing tube (304) is fixedly connected to the outer surface of the discharge tube (307).