Hemodialysis catheter fixing device

Abstract

The utility model relates to the technical field of medical instruments, and discloses a hemodialysis catheter fixing device which comprises a vertical plate, an elastic bandage is arranged in the middle of the vertical plate in a penetrating mode, a rubber strip is connected to the front side of the vertical plate in a rotating mode, and a fixing assembly is arranged in the middle of the vertical plate. A limiting groove plate is fixedly connected to the position, located below the rubber strip, of the front side of the vertical plate, a plurality of fixing buckles are evenly and fixedly connected to the outer wall of one end of the elastic bandage from top to bottom, a ferrule is fixedly connected to the middle of the other end of the elastic bandage, and the fixing assembly comprises a motor; the outer wall of the motor is fixedly connected to the outer wall of the vertical plate. According to the hemodialysis puncture fixing device, through the arrangement of the rubber strip, the electric telescopic rod, the semicircular hoop, the motor, the gear, the toothed plate, the limiting groove plate, the positioning hole, the pin shaft and the adjusting hole, a catheter used during hemodialysis puncture operation can be fixed, and the situation that the whole operation is affected due to shaking in the puncture process is prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of medical appliances, in particular to a hemodialysis catheter fixing device. Background Art

[0002] Hemodialysis is a treatment for kidney failure. When the kidneys are unable to filter and clean the blood effectively, waste products and excess fluid in the blood accumulate in the body, causing the body to become toxic. Hemodialysis uses special filters to remove waste products and excess fluid from the blood to maintain the chemical and water balance in the body. This treatment can help patients maintain normal body functions and prolong their lives.

[0003] When performing hemodialysis puncture on a patient, a certain pain may cause the patient to have a physiological stress response, resulting in shaking of a series of puncture equipment. In order to avoid the shaking affecting the puncture effect, the present application proposes a hemodialysis catheter fixing device. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings existing in the prior art and to propose a hemodialysis catheter fixing device, which aims to improve the problem that when performing hemodialysis puncture operation on the patient, a certain pain may cause the patient to have a stress reaction, resulting in shaking of a series of puncture equipment, so as to avoid the shaking affecting the puncture effect.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a hemodialysis catheter fixing device, comprising a vertical plate, an elastic band is passed through the middle of the vertical plate, a rubber strip is rotatably connected to the front side of the vertical plate, a fixing component is arranged in the middle of the vertical plate, the front side of the vertical plate is fixedly connected to a limiting groove plate below the rubber strip, a plurality of fixing buckles are evenly fixedly connected to the outer wall of one end of the elastic band from top to bottom, and a ring is fixedly connected to the middle of the other end of the elastic band.

[0006] As a further description of the above technical solution:

[0007] The fixing assembly includes a motor, the outer wall of the motor is fixedly connected to the outer wall of the vertical plate, the driving end of the motor is fixedly connected to a gear, a square hole is opened in the middle of the vertical plate, the outer wall of the gear is rotatably connected to the inside of the square hole, and a gear plate is fixedly connected to the inner wall of the end of the rubber strip away from the vertical plate.

[0008] As a further description of the above technical solution:

[0009] The top of the tooth plate is meshingly connected to the top of the tooth plate.

[0010] As a further description of the above technical solution:

[0011] An electric telescopic rod is fixedly connected to the middle part of the inner wall of the rubber strip, and a semicircular hoop is fixedly connected to the telescopic rod end of the electric telescopic rod.

[0012] As a further description of the above technical solution:

[0013] The width of the semicircular hoop is matched with the limiting slot plate and can slide on the inner wall of the limiting slot plate, and the outer wall of the bottom end of the rubber strip is slidably connected to the inner wall of the square hole.

[0014] As a further description of the above technical solution:

[0015] A positioning hole is provided in the middle of the side surface of the vertical plate, and a pin is arranged inside the positioning hole.

[0016] As a further description of the above technical solution:

[0017] A plurality of adjustment holes are evenly opened from top to bottom in the middle of the side surface of the rubber strip, and the pin shaft can be inserted into the interior of any adjustment hole.

[0018] As a further description of the above technical solution:

[0019] The ferrule is snap-fitted and matched with the fixing buckle.

[0020] The utility model has the following beneficial effects:

[0021] In the utility model, by arranging the rubber strip, the electric telescopic rod, the semicircular hoop, the motor, the gear, the tooth plate, the limit slot plate, the positioning hole, the pin shaft and the adjustment hole, the catheter used in the hemodialysis puncture operation can be fixed to prevent shaking during the puncture process and affect the overall operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a three-dimensional schematic diagram of a hemodialysis catheter fixing device proposed by the utility model;

[0023] Figure 2 This is a rear view schematic diagram of a hemodialysis catheter fixing device proposed by the utility model;

[0024] Figure 3 This is a schematic diagram of a positioning hole of a hemodialysis catheter fixing device proposed by the utility model;

[0025] Figure 4 The utility model is a schematic diagram of a ferrule of a hemodialysis catheter fixing device.

[0026] Legend:

[0027] 1. Elastic band; 2. Vertical plate; 3. Rubber strip; 4. Electric telescopic rod; 5. Semicircular hoop; 6. Motor; 7. Gear; 8. Tooth plate; 9. Limiting slot plate; 10. Positioning hole; 11. Pin shaft; 12. Adjustment hole; 13. Fixing buckle; 14. Ring. DETAILED DESCRIPTION

[0028] The following will refer to the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] In order to further understand the content of the utility model, the utility model is described in detail with reference to the accompanying drawings.

[0030] Reference Figure 1-4 The utility model provides an embodiment: a hemodialysis catheter fixing device, comprising a vertical plate 2, an elastic band 1 is inserted in the middle of the vertical plate 2, a rubber strip 3 is rotatably connected to the front side of the vertical plate 2, a fixing component is arranged in the middle of the vertical plate 2, the front side of the vertical plate 2 is located below the rubber strip 3 and is fixedly connected to a limited slot plate 9, a plurality of fixing buckles 13 are evenly fixedly connected to the outer wall of one end of the elastic band 1 from top to bottom, and a ring 14 is fixedly connected to the middle of the other end of the elastic band 1;

[0031] Specifically, the elastic bandage 1 is wrapped around the limb of the patient where puncture is required, and then the ring 14 is buckled on the corresponding fixing buckle 13 to fix the fixing assembly as a whole. The limiting slot plate 9 can make the fixation more stable.

[0032] Further explanation, the fixing assembly includes a motor 6, the outer wall of the motor 6 is fixedly connected to the outer wall of the vertical plate 2, the driving end of the motor 6 is fixedly connected to a gear 7, a square hole is opened in the middle of the vertical plate 2, the outer wall of the gear 7 is rotatably connected to the inside of the square hole, a tooth plate 8 is fixedly connected to the inner wall of the end of the rubber strip 3 away from the vertical plate 2, the top of the tooth plate 8 is meshingly connected to the top of the tooth plate 8, an electric telescopic rod 4 is fixedly connected to the middle of the inner wall of the rubber strip 3, and a semicircular hoop 5 is fixedly connected to the telescopic rod end of the electric telescopic rod 4, the width of the semicircular hoop 5 is adapted to the limiting slot plate 9 and can slide on the inner wall of the limiting slot plate 9, and the outer wall of the bottom end of the rubber strip 3 is slidably connected to the inner wall of the square hole;

[0033] Specifically, the motor 6 drives the gear 7 to rotate inside the square hole, and with the cooperation of the tooth plate 8, the rubber strip 3 can slide inside the square hole to move, tighten and fix the catheter. At the same time, with the cooperation of the electric telescopic rod 4 and the semicircular hoop 5, the electric telescopic rod 4 operates to push the semicircular hoop 5 to move, so that the two ends of the semicircular hoop 5 slide on the inner wall of the limiting groove plate 9 for limitation, thereby preventing the catheter from deviating and making it more stable.

[0034] Further explanation, a positioning hole 10 is opened in the middle of the side of the vertical plate 2, and a pin shaft 11 is arranged inside the positioning hole 10. A plurality of adjustment holes 12 are evenly opened in the middle of the side of the rubber strip 3 from top to bottom. The pin shaft 11 can be inserted into any of the adjustment holes 12, and the ring 14 is snap-fitted with the fixing buckle 13;

[0035] Specifically, when the gear 7 rotates through the tooth plate 8 to drive the rubber strip 3 to move to the appropriate position, the pin shaft 11 in the positioning hole 10 is inserted into the corresponding adjustment hole 12 to fix the rubber strip 3 to prevent shaking. The snap-fit ​​connection between the ring 14 and the fixing buckle 13 can ensure the stability and convenience of installation of the fixing assembly when it is used as a whole.

[0036] Working principle: First, wrap the elastic bandage 1 around the limb of the patient that needs puncture, and then buckle the ring 14 on the corresponding fixing buckle 13 to fix the fixing assembly as a whole. The motor 6 drives the gear 7 to rotate inside the square hole. With the cooperation of the tooth plate 8, the rubber strip 3 can slide inside the square hole to move, tighten and fix the catheter. At the same time, with the cooperation of the electric telescopic rod 4 and the semicircular hoop 5, the electric telescopic rod 4 operates to push the semicircular hoop 5 to move, so that the two ends of the semicircular hoop 5 slide on the inner wall of the limiting groove plate 9 for limitation, avoiding the deviation of the catheter and making it more stable. When the gear 7 rotates through the tooth plate 8 to drive the rubber strip 3 to move to the appropriate position, the pin 11 in the positioning hole 10 is inserted into the corresponding adjustment hole 12 to fix the rubber strip 3 to avoid shaking.

[0037] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0038] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A hemodialysis catheter fixing device, comprising a vertical plate (2), characterized in that: An elastic band (1) is passed through the middle of the vertical plate (2), a rubber strip (3) is rotatably connected to the front side of the vertical plate (2), a fixing component is arranged in the middle of the vertical plate (2), the front side of the vertical plate (2) is fixedly connected to a limiting slot plate (9) below the rubber strip (3), a plurality of fixing buckles (13) are evenly fixedly connected to the outer wall of one end of the elastic band (1) from top to bottom, and a ring (14) is fixedly connected to the middle of the other end of the elastic band (1).

2. A hemodialysis catheter fixing device according to claim 1, characterized in that: The fixing assembly comprises a motor (6), the outer wall of the motor (6) is fixedly connected to the outer wall of the vertical plate (2), the driving end of the motor (6) is fixedly connected to a gear (7), a square hole is provided in the middle of the vertical plate (2), the outer wall of the gear (7) is rotatably connected to the inside of the square hole, and a toothed plate (8) is fixedly connected to the inner wall of one end of the rubber strip (3) away from the vertical plate (2).

3. A hemodialysis catheter fixing device according to claim 2, characterized in that: The top of the tooth plate (8) is meshingly connected to the top of the tooth plate (8).

4. A hemodialysis catheter fixing device according to claim 3, characterized in that: An electric telescopic rod (4) is fixedly connected to the middle of the inner wall of the rubber strip (3), and a semicircular hoop (5) is fixedly connected to the telescopic rod end of the electric telescopic rod (4).

5. A hemodialysis catheter fixing device according to claim 4, characterized in that: The width of the semicircular hoop (5) is adapted to the limiting slot plate (9) and can slide on the inner wall of the limiting slot plate (9), and the outer wall of the bottom end of the rubber strip (3) is slidably connected to the inner wall of the square hole.

6. A hemodialysis catheter fixing device according to claim 5, characterized in that: A positioning hole (10) is provided in the middle of the side surface of the vertical plate (2), and a pin shaft (11) is provided inside the positioning hole (10).

7. A hemodialysis catheter fixing device according to claim 6, characterized in that: A plurality of adjustment holes (12) are evenly arranged from top to bottom in the middle of the side surface of the rubber strip (3), and the pin shaft (11) can be inserted into the interior of any adjustment hole (12).

8. A hemodialysis catheter fixing device according to claim 1, characterized in that: The ferrule (14) and the fixing buckle (13) are snap-fitted and matched.

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