Device for preventing varicose veins of lower limbs

By designing an airbag and air pump massage inside the leg sleeve on the hospital bed, combined with the foot sleeve swing driven by an electric motor, the problem of varicose veins in the lower limbs caused by prolonged stillness in patients is solved, and the effect of preventing varicose veins and thrombosis is achieved.

CN224207043UActive Publication Date: 2026-05-08SHAANXI CANCER HOSPITAL (SHAANXI INST OF CANCER PREVENTION & TREATMENT) (SHAANXI THIRD PEOPLES HOSPITAL)
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SHAANXI CANCER HOSPITAL (SHAANXI INST OF CANCER PREVENTION & TREATMENT) (SHAANXI THIRD PEOPLES HOSPITAL)
Filing Date
2025-02-07
Publication Date
2026-05-08

AI Technical Summary

Technical Problem

Patients who maintain the same posture in bed for a long time are prone to developing varicose veins in their lower limbs. Although doctors recommend that patients move around, insufficient movement in practice can lead to thrombosis.

Method used

Design a device to prevent varicose veins in the lower limbs, including an airbag and air pump inside the leg sleeve for massage, combined with the foot sleeve swinging back and forth driven by an electric motor to promote blood circulation.

Benefits of technology

The massage and dynamic foot cover design effectively prevents varicose veins, enhances the convenience and comfort of the device, and prevents thrombosis.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the field of varicose vein prevention, in particular to a lower limb varicose vein prevention device which comprises a leg sleeve, a lining layer is arranged on the inner side of the leg sleeve, a plurality of first air bags are installed between the leg sleeve and the lining layer, a plurality of first air pumps are installed on the outer side of the leg sleeve, and the first air pumps are communicated with the first air bags through air pipes. The device comprises a leg sleeve, ear plates are symmetrically fixed to one end of the leg sleeve, a motor is installed on one side of one ear plate, a foot sleeve used for containing a foot sole is installed on the inner side of each ear plate, and the output end of each motor is fixedly connected with the corresponding foot sleeve. According to the device for preventing the varicose veins of the lower limbs, the first air bag is inflated and deflated by operating the first air pump, the legs can be effectively massaged, and blood circulation is promoted. In addition, the motor drives the foot sleeve to swing back and forth, the dynamic effect can further accelerate blood flow, and varicose veins of the lower limbs are effectively prevented.
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Description

Technical Field

[0001] This utility model relates to the field of varicose vein prevention, specifically a device for preventing varicose veins in the lower extremities. Background Technology

[0002] In a medical setting, patients in hospital beds often face the risk of varicose veins in their lower limbs due to maintaining the same posture for extended periods. Although doctors frequently advise patients to engage in appropriate activity to promote blood circulation, in practice, patients may fail to fully follow medical advice for various reasons, leading to insufficient activity and ultimately triggering thrombosis.

[0003] Therefore, we propose a device for preventing varicose veins in the lower extremities to solve the above problems. Utility Model Content

[0004] To solve the above-mentioned technical problems, this utility model provides a device for preventing varicose veins in the lower extremities.

[0005] This utility model provides a device for preventing varicose veins in the lower extremities, including a leg sleeve. The inner side of the leg sleeve is provided with an inner lining layer. Several first airbags are installed between the leg sleeve and the inner lining layer. Several first air pumps are installed on the outer side of the leg sleeve, and the first air pumps are connected to the first airbags through air tubes. Ear plates are symmetrically fixed at one end of the leg sleeve. An electric motor is installed on one side of one of the ear plates. A foot cover for accommodating the foot is installed on the inner side of the ear plate. The output end of the electric motor is fixedly connected to the foot cover.

[0006] Preferably, the foot cover includes a foot plate fixedly connected to the output end of the motor, a foot cover plate is hinged to one side of the foot plate, and the other side of the foot plate is snapped into the foot cover plate.

[0007] Preferably, the foot cover plate is provided with a locking block, and the foot sole plate is provided with a locking groove that cooperates with the locking block.

[0008] Preferably, a second airbag is installed on the inner side of both the sole plate and the foot cover plate, and a second air pump for inflating and deflating the second airbag is installed on the foot cover plate.

[0009] Preferably, the ear plate is provided with a limiting groove, and the foot plate is provided with a limiting block that cooperates with the limiting groove.

[0010] Compared with related technologies, the present invention provides the following beneficial effects:

[0011] Prevention of varicose veins: By operating the first air pump to inflate and deflate the first airbag, an effective massage can be provided to the legs, promoting blood circulation. In addition, the electric motor drives the foot sleeves to swing back and forth, and this dynamic effect can further accelerate blood flow, effectively preventing the occurrence of varicose veins in the lower limbs.

[0012] Easy to put on and take off: The foot covers are meticulously designed, with the sole plate and the ball of the foot plate connected by hinges, and equipped with slots and blocks, allowing the ball of the foot plate to be opened and closed easily. This design not only makes it easy for users to put on and take off, but also improves the practicality and convenience of the device. Attached Figure Description

[0013] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0014] Figure 2 This is a schematic diagram of the internal structure of the leg sleeves and foot sleeves of this utility model.

[0015] Figure 3 This is a schematic diagram of the internal structure of the leg sleeve of this utility model.

[0016] The following are labeled in the diagram: 1. Leg sleeve; 2. Lining; 3. First airbag; 4. First air pump; 5. Ear plate; 6. Motor; 7. Foot sleeve; 71. Foot sole; 72. Foot cover; 73. Locking block; 74. Locking groove; 8. Second airbag; 9. Second air pump; 10. Limiting groove; 11. Limiting block. Detailed Implementation

[0017] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0018] Please refer to the following: Figures 1 to 3 A device for preventing varicose veins in the lower extremities is disclosed. The device mainly comprises a leg sleeve 1 as its core component, which is thoughtfully equipped with an inner lining layer 2 to ensure comfort when wearing it. Between the leg sleeve 1 and the inner lining layer 2, multiple first airbags 3 are cleverly installed. These airbags are connected to an external first air pump 4 through air tubes, so that the airbags can be inflated and deflated as needed.

[0019] One end of the leg sleeve 1 is designed with symmetrical ear plates 5. These ear plates not only serve a fixing function but also support other key components. On one side of one of the ear plates 5, a motor 6 is installed, whose output end is tightly connected to the foot sleeve 7, providing power for the foot sleeve's swing. The foot sleeve 7, as the component that accommodates the foot, is also meticulously designed. It consists of a sole plate 71 and another foot cover plate 72, which are flexibly connected by hinges. At the same time, the sole plate 71 and the foot cover plate 72 have a matching groove 74 and a locking block 73, which allows the foot cover plate to be easily opened and closed, making it easy for users to put on and take off their shoes.

[0020] In practical use, the user simply inserts their foot into the opening of the leg sleeve 1 until the foot is completely inside the leg sleeve 7, and the leg is naturally wrapped in the leg sleeve 1. At this time, by operating the first air pump 4, the first airbag 3 can be inflated and deflated, thus providing a comfortable massage to the leg. At the same time, the motor 6 will also start, causing the leg sleeve 7 to swing back and forth. This dynamic effect helps promote blood circulation and effectively prevents the occurrence of varicose veins.

[0021] It is worth mentioning that a second airbag 8 is also installed on the inner side of the sole plate 71 and the foot cover plate 72. These airbags are inflated and deflated by the second air pump 9 on the foot cover plate 72, which can firmly fix the foot and improve the stability and comfort of wearing.

[0022] In addition, we have also considered safety. We have designed a limiting groove 10 on the ear plate 5, and a matching limiting block 11 on the foot plate 71. This design limits the rotation angle of the foot plate 71, effectively preventing ankle injury that could result from excessive rotation of the foot plate in case of an accident.

[0023] The above description is merely an embodiment of this utility model and does not limit the patent scope of this utility model. Any equivalent structural or procedural transformations made based on the content of this utility model specification and drawings, or direct or indirect applications in other related technical fields, are similarly included within the patent protection scope of this utility model.

Claims

1. A device for preventing varicose veins in the lower extremities, characterized in that, The system includes a leg sleeve (1), with an inner lining (2) on the inner side of the leg sleeve (1). Several first airbags (3) are installed between the leg sleeve (1) and the inner lining (2). Several first air pumps (4) are installed on the outer side of the leg sleeve (1), and the first air pumps (4) are connected to the first airbags (3) through air pipes. One end of the leg sleeve (1) is symmetrically fixed with ear plates (5). One ear plate (5) is equipped with a motor (6) on one side. The inner side of the ear plate (5) is equipped with a foot cover (7) for accommodating the foot. The output end of the motor (6) is fixedly connected to the foot cover (7).

2. The device for preventing varicose veins of the lower extremities according to claim 1, characterized in that, The foot cover (7) includes a foot plate (71) fixedly connected to the output end of the motor (6). One side of the foot plate (71) is hinged to a foot cover plate (72), and the other side of the foot plate (71) is snapped into the foot cover plate (72).

3. The device for preventing varicose veins of the lower extremities according to claim 2, characterized in that, The foot cover plate (72) is provided with a locking block (73), and the foot sole plate (71) is provided with a locking groove (74) that cooperates with the locking block (73).

4. The device for preventing varicose veins of the lower extremities according to claim 2, characterized in that, The inner sides of the foot sole plate (71) and the foot cover plate (72) are each equipped with a second airbag (8), and the foot cover plate (72) is equipped with a second air pump (9) for inflating and deflating the second airbag (8).

5. A device for preventing varicose veins of the lower extremities according to claim 2, characterized in that, The ear plate (5) is provided with a limiting groove (10), and the foot plate (71) is provided with a limiting block (11) that cooperates with the limiting groove (10).