Mouth rinsing device convenient to use in bed

By designing a mouthwash device that is easy to use in bed, and using structures such as a water feeding spoon, water suction tube, and negative pressure device, the problem of inconvenient mouthwash and water spillage for bedridden patients is solved, and the patient's comfort and nursing efficiency are improved.

CN222367920UActive Publication Date: 2025-01-21顾欣欣
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Patent Information

Application Number
CN202421080819.9
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-05-17
Publication Date
2025-01-21
Estimated Expiration
2034-05-17

AI Technical Summary

Technical Problem

Bed-deploy patients are prone to choking and coughing when rinsing their mouths, and mouthwash is easily sprinkled outside, and it is inconvenient to operate, which increases the labor intensity of nursing staff and the discomfort of patients.

Method used

A mouthwash device is designed that is easy to use in bed, including a clean water cup and a sewage cup. Through the water feeding spoon, water suction pipe, negative pressure device and other structures, the feeding of clean water and the suction of sewage are realized. The fixed mechanism makes the device Can be fixed to the bedside to avoid tipping over.

Benefits of technology

The device enables patients to gargle conveniently while lying in bed, avoids problems of water spillage and inconvenient operation, and improves patient comfort and nursing staff's work efficiency.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model belongs to the technical field of oral care, and particularly relates to a gargling device convenient to use in bed, which comprises a clean water cup and a sewage cup, the lower parts of the clean water cup and the sewage cup are connected with a cup seat, and the bottom of the cup seat is connected with a fixing mechanism; the water purification cup comprises a cup body and a cup cover, the top of the cup cover is connected with a water purification pipe, the cup cover is provided with a water outlet, one end of the water purification pipe is connected with the water outlet, and the other end is connected with a water feeding spoon; the sewage cup comprises a water containing chamber and a negative pressure chamber, the top of the water containing chamber is connected with a water suction pipe, a negative pressure device is arranged in the negative pressure chamber and provided with an air inlet and an air outlet, the air inlet of the negative pressure device is connected with the water containing chamber through an air pipe, and the air outlet of the negative pressure device is communicated with the outside. According to the gargling device convenient to use in bed, in the gargling process, a patient does not need to get up, lean to one side or raise the head, gargling water is not prone to scattering, and therefore the gargling device can be conveniently used by the patient in bed, the comfort level of the patient is improved, and the labor intensity of nursing staff is relieved.
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Description

Technical Field

[0001] The utility model belongs to the technical field of oral care, and in particular relates to a mouthwash device that is convenient for bedridden use. Background Art

[0002] Bedridden patients have limited mobility and need the help of caregivers to carry out their daily lives. Mouthwashing is the most important part of oral care. For example, patients who fast with water need to rinse their mouths more often, need to clean their mouths after eating, and patients who use nebulized hormone drugs or have been inhaling oxygen for a long time need to rinse their mouths to increase their comfort. Some oral diseases require rinsing their mouths with medicine, etc. However, in actual operation, bedridden patients who rinse their mouths directly with water are prone to choking and coughing, and spitting out immediately after rinsing can easily catch caregivers off guard, causing liquid spillage, and it is inconvenient to add medicine into the mouthwash cup.

[0003] The utility model patent with announcement number CN205514297U proposes a medical mouthwash cup, comprising a cup body, a cup cover on the cup body, and a movable connection between the cup cover and the cup body; a vertically placed partition is provided in the cup body, and the partition divides the cup body into a water suction cup and a water discharge cup; and further comprising a first suction pipe and a second suction pipe, the first suction pipe and the second suction pipe are respectively inserted into the water suction cup and the water discharge cup through through holes provided on the left and right sides of the cup cover; the upper ends of the first suction pipe and the second suction pipe are respectively provided with a first anti-backflow valve and a second anti-backflow valve; the first anti-backflow valve and the second anti-backflow valve are respectively arranged in opposite directions. By dividing the cup body into a water suction cup and a water discharge cup, it is convenient for bedridden patients to perform mouthwashing operations, thereby effectively preventing the problem of mouthwash splashing.

[0004] However, when the patient is under general anesthesia after surgery or is lying in bed and it is inconvenient for the patient to raise his head or turn sideways, it is very inconvenient for the patient to rinse his mouth. On the one hand, it is inconvenient for the patient to inhale the mouthwash into the mouth, and it is also inconvenient for the patient to spit out the mouthwash. Sometimes the mouthwash will be spit onto the cheek or pillow, which increases the labor intensity of the nursing staff and the patient's comfort is poor. Utility Model Content

[0005] The purpose of the utility model is to provide a mouthwash device that is convenient for use in bed, so as to solve the problems raised in the above background technology.

[0006] In order to achieve the above technical purpose, the technical solution of the utility model is:

[0007] A mouthwash device convenient for bedridden use, comprising a clean water cup and a sewage cup, wherein the lower parts of the clean water cup and the sewage cup are connected to a cup holder, wherein the cup holder is provided with two grooves matching with the clean water cup and the sewage cup, and the bottom of the cup holder is connected to a fixing mechanism;

[0008] The water purification cup comprises a cup body and a cup cover, the top of the cup cover is connected to a water purification pipe, the cup cover is provided with a water outlet, one end of the water purification pipe is connected to the water outlet, and the other end is connected to a water feeding spoon;

[0009] The sewage cup includes a water holding chamber and a negative pressure chamber, the water holding chamber and the negative pressure chamber are separated by a partition, the top of the water holding chamber is connected with a water suction pipe, a negative pressure device is arranged in the negative pressure chamber, the negative pressure device is provided with an air inlet and an air outlet, the air inlet of the negative pressure device is connected to the water holding chamber through an air pipe, and the air outlet of the negative pressure device is connected to the outside world.

[0010] As an improvement, the fixing mechanism includes a top plate, the top surface of the top plate is fixedly connected to the bottom surface of the cup holder, the bottom surface of the top plate is fixedly connected to the bottom plate via a connecting rod, a screw rod passes through the bottom plate, the screw rod is threadedly matched with the bottom plate, a pressure plate is provided at the top of the screw rod, and a screw rod is provided at the bottom of the screw rod.

[0011] As a further improvement, the cup body of the water purification cup is made of transparent silicone material, and the cup body and cup cover of the water purification cup are threadedly connected.

[0012] As a further improvement, the outer wall of the clean water cup and the outer wall of the water holding chamber of the sewage cup are both provided with scales.

[0013] As a further improvement, one end of the water suction pipe away from the sewage cup is connected to a suction head, a one-way valve is provided in the water suction pipe, and an angle is provided between the suction head and the water suction pipe.

[0014] As a further improvement, a control valve and a negative pressure meter are provided on the air pipe.

[0015] As a further improvement, the bottom of the clean water cup and the sewage cup are provided with a magnetic sheet, and the two grooves of the cup seat are provided with a magnetic pad. The outside of the magnetic sheet and the magnetic pad are covered with a rubber buffer layer, and the magnetic sheet cooperates with the magnetic pad.

[0016] As a further improvement, the diameter of the water purification pipe is 1-2 mm.

[0017] As a further improvement, a clamping mechanism is provided in the two grooves of the cup holder, and the clamping mechanism includes two clamping plates arranged opposite to each other, and the two clamping plates are fixedly connected to a compression spring on the sides away from each other, and the side walls of the grooves are provided with limiting grooves, and the clamping plates are slidably matched with the limiting grooves, and the other end of the compression spring is fixedly connected to the limiting grooves, and the bottoms of the clamping plates are fixedly connected to guide rods, and the bottoms of the guide rods are slidably connected to guide grooves, and the guide grooves are arranged on the inner bottom wall of the cup holder.

[0018] Due to the adoption of the above technical solution, the beneficial effects of the utility model are:

[0019] The utility model provides a mouthwash device that is convenient for bedridden use. Clean water is placed in a water cleansing cup. When rinsing the mouth, the nursing staff holds the water cleansing cup and uses a water feeding spoon to slowly feed clean water into the patient's mouth. After rinsing the mouth, the sewage is sucked from the patient's mouth into the sewage cup using a suction pipe, a negative pressure device, an air pipe and other structures. During the mouthwashing process, the patient does not need to stand up, turn sideways or raise his head, and the mouthwash water is not easy to spill. Therefore, it is convenient for bedridden patients to use it, and it is also convenient for patients who cannot use a straw to drink water, thereby improving the patient's comfort and reducing the labor intensity of the nursing staff.

[0020] By providing a cup holder and a fixing mechanism, the mouthwash device can be fixed on the edge of the patient's bed, making it convenient to use when rinsing the mouth, reducing the workload of nursing staff, and the clean water cup and the sewage cup are stably placed and not easy to tip over. At the same time, the clean water cup and the sewage cup can be taken separately from the cup holder, facilitating the mouthwash process. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 is a schematic diagram of the internal structure of the first embodiment;

[0022] Figure 2 is a schematic diagram of the overall structure of the first embodiment;

[0023] Figure 3 It is a schematic diagram of the structure of the cup holder and the fixing mechanism;

[0024] Figure 4 is a side view of the sewage cup;

[0025] Figure 5 It is a schematic diagram of the structure of the water suction pipe;

[0026] Figure 6 is a schematic diagram of the internal structure of the second embodiment;

[0027] Among them: 1-clean water cup, 2-sewage cup, 3-cup seat, 4-groove, 5-cup body, 6-cup cover, 7-clean water pipe, 8-water feeding spoon, 9-water holding chamber, 10-negative pressure chamber, 11-partition, 12-water suction pipe, 13-air outlet, 14-top plate, 15-connecting rod, 16-bottom plate, 17-screw, 18-pressing plate, 19-screwing rod, 20-scale, 21-suction head, 22-check valve, 23-control valve, 24-negative pressure meter, 25-magnetic sheet, 26-magnetic pad, 27-trachea, 28-clamping plate, 29-compression spring, 30-guide rod, 31-guide groove. DETAILED DESCRIPTION

[0028] The present invention is further described below in conjunction with the specific implementation methods and the accompanying drawings. The accompanying drawings are only for illustrative purposes and are only schematic diagrams, not actual drawings, and should not be construed as limiting the present application. In order to better illustrate the embodiments of the present invention, some parts of the accompanying drawings may be omitted, enlarged, or reduced, and do not represent the size of the actual product. It is understandable to those skilled in the art that some well-known structures and their descriptions in the accompanying drawings may be omitted.

[0029] The same or similar numbers in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right" and the like indicate directions or positional relationships based on the directions or positional relationships shown in the drawings, it is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and cannot be understood as limitations on the present application. For ordinary technicians in this field, the specific meanings of the above terms can be understood according to specific circumstances.

[0030] Embodiment 1

[0031] like Figure 1-5 As shown, a mouthwash device convenient for bedridden use includes a clean water cup 1 and a sewage cup 2, wherein the clean water cup 1 and the sewage cup 2 are respectively filled with clean water before rinsing and sewage after rinsing, and the lower parts of the clean water cup 1 and the sewage cup 2 are respectively connected with a cup holder 3, and the cup holder 3 is provided with two grooves 4 matching with the clean water cup 1 and the sewage cup 2, and the clean water cup 1 and the sewage cup 2 are respectively placed in the two grooves 4, and the clean water cup 1 and the sewage cup 2 can be taken out separately for use without affecting each other. The bottom of the cup holder 3 is connected with a fixing mechanism, which can be installed on the edge of the bed to fix the cup holder 3, so as to prevent the cup holder 3 from tipping over during the mouthwashing process, and it does not need to be taken out from the cabinet or other places every time it is used, which is convenient to use and reduces the workload of the nursing staff.

[0032] The water purification cup 1 comprises a cup body 5 and a cup cover 6. The top of the cup cover 6 is connected to a water purification pipe 7. The cup cover 6 is provided with a water outlet. One end of the water purification pipe 7 is connected to the water outlet, and the other end is connected to a water feeding spoon 8. In this embodiment, the diameter of the water purification pipe 7 is 1-2 mm, so that water flows slowly from the water purification pipe 7 to the water feeding spoon 8. When rinsing the mouth is needed, the nursing staff takes the water purification cup 1 out of the cup holder 3, extends the water feeding spoon 8 into the patient's oral cavity, tilts the water purification cup 1 and gently squeezes the cup body 5, so that the water flows slowly through the water purification pipe 7 to the water feeding spoon 8, and then enters the patient's oral cavity. The water is not easy to spill during the water feeding process. Feeding water with the water feeding spoon 8 can solve the situation where the patient is inconvenient to get up, raise his head or turn sideways. At the same time, for patients with burns or other airway injuries, it is inconvenient to use a straw to absorb water, and when the oral condition allows, it is more convenient to use the water feeding spoon 8 to feed water.

[0033] The sewage cup 2 includes a water holding chamber 9 and a negative pressure chamber 10, the water holding chamber 9 and the negative pressure chamber 10 are separated by a partition 11, a water suction pipe 12 is connected to the top of the water holding chamber 9, a negative pressure device is provided in the negative pressure chamber 10, the negative pressure device is provided with an air inlet and an air outlet 13, the air inlet of the negative pressure device is connected to the water holding chamber 9 through an air pipe 27, the air pipe 27 runs through the side wall of the negative pressure chamber 10, and the air outlet 13 of the negative pressure device is connected to the outside world. In this embodiment, the negative pressure device is purchased on the market, and technicians in the industry only need to install and operate it according to the accompanying instruction manual, without the need for creative labor by technicians in this field.

[0034] After rinsing the mouth, the sewage cup 2 can be placed in the cup holder 3 or taken out for use, one end of the water suction pipe 12 is placed in the patient's mouth, and the negative pressure device is started. The negative pressure device extracts the air in the water holding chamber 9 to form a negative pressure in the water holding chamber 9, so that the sewage in the mouth after rinsing enters the water holding chamber 9 through the water suction pipe 12. During the process, the patient does not need to get up or spit water, and it also avoids spitting sewage onto the cheek or pillow, which makes it more applicable and improves the comfort of the patient.

[0035] Specifically, the fixing mechanism includes a top plate 14, the top surface of the top plate 14 is fixedly connected to the bottom surface of the cup holder 3, the bottom surface of the top plate 14 is fixedly connected to the bottom plate 16 through a connecting rod 15, a screw 17 passes through the bottom plate 16, the screw 17 is threadedly matched with the bottom plate 16, a pressure plate 18 is provided at the top of the screw 17, and a screw rod 19 is provided at the bottom of the screw 17.

[0036] In this embodiment, the bottom surface of the top plate 14 is abutted against the top surface of the edge of the bed, and then the screw rod 19 is rotated to make the screw rod 17 drive the pressure plate 18 to rise until the top surface of the pressure plate 18 abuts against the bottom surface of the edge of the bed, thereby fixing the cup holder 3 to the edge of the bed through the fixing mechanism. When rinsing the mouth, the water purification cup 1 can be conveniently and quickly taken out and put in, and it is also avoided to search for the mouthwash device back and forth. In addition, the cup holder 3 is not easy to tip over, thereby ensuring the stability of the mouthwash process.

[0037] Specifically, the cup body 5 of the water purification cup 1 is made of transparent silicone material, so that the amount of water in the water purification cup 1 can be observed and the cup body 5 can be gently squeezed to make the water flow out into the water feeding spoon 8. The cup body 5 and the cup cover 6 of the water purification cup 1 are threadedly connected, which is convenient for disassembly and connection.

[0038] Specifically, the outer wall of the clean water cup 1 and the outer wall of the water holding chamber 9 of the sewage cup 2 are both provided with scales 20, which can be used to conveniently observe the amount of water used for gargling, so that the nursing staff can grasp the amount of water to be fed to the patient.

[0039] Specifically, a suction head 21 is connected to the end of the suction pipe 12 away from the sewage cup 2. An angle is provided between the suction head 21 and the suction pipe 12. The angle can facilitate the suction head 21 to be placed tilted downward into the patient's mouth. A one-way valve 22 is provided in the suction pipe 12. The one-way valve 22 is located on the suction pipe 12 near the suction head 21. The one-way valve 22 can prevent sewage and odor from flowing back.

[0040] Specifically, a control valve 23 and a negative pressure meter 24 are provided on the air pipe 27, and the control valve 23 and the negative pressure meter 24 are used to ensure that the suction process runs normally and stably. During the suction process, the negative pressure meter 24 should be observed to ensure that the negative pressure device has sufficient negative pressure.

[0041] Specifically, a magnetic sheet 25 is provided at the bottom of the clean water cup 1 and the sewage cup 2, and a magnetic pad 26 is provided in the two grooves 4 of the cup holder 3. The outside of the magnetic sheet 25 and the magnetic pad 26 are both covered with a rubber buffer layer, and the magnetic sheet 25 and the magnetic pad 26 cooperate with each other. When the clean water cup 1 and the sewage cup 2 are placed in the two grooves 4 of the cup holder 3, the magnetic sheet 25 and the magnetic pad 26 attract each other, so that the clean water cup 1 and the sewage cup 2 are placed more firmly, and the removal process is simple and easy to operate.

[0042] The use principle of the utility model is as follows: the mouthwash device is fixed to the edge of the patient's bed through a fixing mechanism. When the patient needs to rinse his mouth, the nursing staff takes out the water purification cup 1, inserts the water feeding spoon 8 into the patient's oral cavity, tilts the water purification cup 1 and gently squeezes the cup body 5, so that the water flows into the water feeding spoon 8 through the water purification pipe 7, and then enters the patient's oral cavity. After rinsing the mouth, it is necessary to suck out the sewage in the patient's oral cavity. At this time, the suction head 21 is inserted into the patient's oral cavity, the control valve 23 is opened, and the negative pressure device is started, so that the negative pressure device extracts the air in the water containing chamber 9, so that negative pressure is formed in the water containing chamber 9, and then the sewage in the oral cavity after rinsing the mouth enters the water containing chamber 9 through the water suction pipe 12, and a mouthwash operation is completed.

[0043] The utility model provides a mouthwash device that is convenient for bedridden use. Clean water is placed in a water cleansing cup 1. When rinsing the mouth, the nursing staff holds the water cleansing cup 1 and slowly delivers clean water into the patient's mouth using a water feeding spoon 8. After rinsing the mouth, the sewage is sucked from the patient's mouth into the sewage cup 2 using a water suction pipe 12, a negative pressure device, an air pipe 27 and other structures. During the mouthwashing process, the patient does not need to stand up, turn sideways or raise his head, and the mouthwash water is not easy to spill, so it is convenient for bedridden patients to use it, and it is also convenient for patients who cannot use a straw to drink water, thereby improving the patient's comfort and reducing the labor intensity of nursing staff.

[0044] By providing the cup holder 3 and the fixing mechanism, the mouthwash device can be fixed on the edge of the patient's bed, making it convenient to use when rinsing the mouth, reducing the workload of the nursing staff, and the clean water cup 1 and the sewage cup 2 are stably placed and not easy to tip over. At the same time, the clean water cup 1 and the sewage cup 2 can be taken separately from the cup holder 3, facilitating the mouthwash process.

[0045] Embodiment 2

[0046] like Figure 6 As shown, the mechanism of this embodiment is basically the same as that of the first embodiment, except that: a clamping mechanism is provided in the two grooves 4 of the cup holder 3, and the clamping mechanism includes two clamping plates 28 arranged opposite to each other. The tops of the opposite side walls of the two clamping plates 28 are provided with arc-shaped inclined surfaces to facilitate the insertion of the clean water cup 1 and the sewage cup 2, so as to avoid the clean water cup 1 and the sewage cup 2 from being stuck on the top of the clamping plates 28. The two clamping plates 28 are fixedly connected with a compression spring 29 on the side away from each other. When the clean water cup 1 and the sewage cup 2 are put in downward, the two clamping plates 28 are forced to move away from each other, and further The compression spring 29 is squeezed and compressed. The two compression springs 29 react on the two clamping plates 28, so that the clean water cup 1 and the sewage cup 2 are pressed tightly. The side walls of the groove 4 are provided with limit grooves. The clamping plates 28 slide and cooperate with the limit grooves. The other end of the compression spring 29 is fixedly connected to the limit grooves. The bottom of the clamping plates 28 is fixedly connected with a guide rod 30. The bottom of the guide rod 30 is slidably connected with a guide groove 31. The guide groove 31 is arranged on the inner bottom wall of the cup holder 3. The guide rod 30 and the guide groove 31 cooperate to make the movement of the clamping plates 28 more stable and ensure that the clamping plates 28 will not tilt. When the clean water cup 1 and the sewage cup 2 need to be taken out, just lift the clean water cup 1 and the sewage cup 2 upwards to take them out. The operation is simple and quick, and the practicability is strong.

[0047] By setting up a clamping structure, after the clean water cup 1 and the sewage cup 2 are placed in the groove 4, they are clamped by the two clamping plates 28 and are not easy to tip over. At the same time, a guide rod 30 is set at the bottom of the clamping plate 28, and slides in cooperation with the guide groove 31, so that when the clean water cup 1 and the sewage cup 2 are placed in the groove 4, the clamping plate can maintain horizontal movement, making the placement process smoother.

[0048] The specific implementation methods of the utility model described above do not constitute a limitation on the protection scope of the utility model. Any other corresponding changes and modifications made according to the technical concept of the utility model should be included in the protection scope of the claims of the utility model.

Claims

1. A mouthwash device convenient for bedridden use, comprising a clean water cup and a dirty water cup, characterized in that: The lower parts of the clean water cup and the sewage cup are connected with a cup seat, the cup seat is provided with two grooves matching with the clean water cup and the sewage cup, and the bottom of the cup seat is connected with a fixing mechanism; The water purification cup comprises a cup body and a cup cover, the top of the cup cover is connected to a water purification pipe, the cup cover is provided with a water outlet, one end of the water purification pipe is connected to the water outlet, and the other end is connected to a water feeding spoon; The sewage cup includes a water holding chamber and a negative pressure chamber, the water holding chamber and the negative pressure chamber are separated by a partition, the top of the water holding chamber is connected with a water suction pipe, a negative pressure device is arranged in the negative pressure chamber, the negative pressure device is provided with an air inlet and an air outlet, the air inlet of the negative pressure device is connected to the water holding chamber through an air pipe, and the air outlet of the negative pressure device is connected to the outside world.

2. The mouthwash device for bedridden use according to claim 1, characterized in that: The fixing mechanism includes a top plate, the top surface of the top plate is fixedly connected to the bottom surface of the cup holder, the bottom surface of the top plate is fixedly connected to the bottom plate via a connecting rod, a screw rod passes through the bottom plate, the screw rod is threadedly matched with the bottom plate, a pressure plate is provided at the top of the screw rod, and a screw rod is provided at the bottom of the screw rod.

3. The mouthwash device for bedridden use according to claim 1, characterized in that: The cup body of the water purification cup is made of transparent silica gel, and the cup body and the cup cover of the water purification cup are threadedly connected.

4. The mouthwash device for bedridden use according to claim 3, characterized in that: The outer wall of the clean water cup and the outer wall of the water containing chamber of the sewage cup are both provided with scales.

5. The mouthwash device for bedridden use according to claim 1, characterized in that: One end of the water suction pipe away from the sewage cup is connected with a suction head, a one-way valve is arranged in the water suction pipe, and an angle is arranged between the suction head and the water suction pipe.

6. The mouthwash device for bedridden use according to claim 5, characterized in that: The air pipe is provided with a control valve and a negative pressure meter.

7. The mouthwash device for bedridden use according to claim 1, characterized in that: The bottom of the clean water cup and the sewage cup are both provided with magnetic sheets, and the two grooves of the cup seat are both provided with magnetic pads. The outside of the magnetic sheet and the magnetic pad are both covered with a rubber buffer layer, and the magnetic sheet cooperates with the magnetic pad.

8. The mouthwash device for bedridden use according to claim 1, characterized in that: The diameter of the water purification pipe is 1-2 mm.

9. The mouthwash device for bedridden use according to claim 1, characterized in that: A clamping mechanism is provided in the two grooves of the cup holder, and the clamping mechanism includes two clamping plates arranged opposite to each other, and the two clamping plates are fixedly connected to a compression spring on one side away from each other, and the side walls of the grooves are provided with a limiting groove, and the clamping plate is slidably matched with the limiting groove, and the other end of the compression spring is fixedly connected to the limiting groove, and the bottom of the clamping plate is fixedly connected to a guide rod, and the bottom of the guide rod is slidably connected to a guide groove, and the guide groove is arranged on the inner bottom wall of the cup holder.

Citation Information

Patent Citations

  • Medical tooth glass

    CN205514297U