CN221084383U

CN221084383U - Hemodialysis pipe fixing and pipe-installing device

Info

Publication number: CN221084383U
Application number: CN202321885928.3U
Authority: CN
Inventors: 和玉
Original assignee: Second Medical Center of PLA General Hospital
Current assignee: Second Medical Center of PLA General Hospital
Priority date: 2023-07-18
Filing date: 2023-07-18
Publication date: 2024-06-07
Anticipated expiration: 2033-07-18

Abstract

The utility model discloses a device for fixing and installing a hemodialysis catheter, which particularly relates to the technical field of medical auxiliary instruments, and comprises a base plate, wherein a catheter groove is formed in the front surface of the base plate, a round hole penetrating through the front surface of the base plate in the front and rear directions is formed in the front surface of the base plate, a pressing plate cover is connected to the top hinge of the base plate, a heating plate is fixed in the pressing plate cover, a user screws a screwing wheel, the screwing wheel drives a first rotating shaft to rotate, the first rotating shaft drives two first conical gears to rotate, the two first conical gears respectively drive the uppermost two second conical gears to rotate, the upper left second conical gear drives the second rotating shaft and the lowermost second conical gear to rotate, the lowermost second conical gear drives a third conical gear to rotate, the third conical gear drives a screw rod to drive a screw block and an arc-shaped clamping block to move, and thus the two arc-shaped clamping blocks clamp the catheter to fix the catheter.

Description

Hemodialysis pipe fixing and pipe-installing device

Technical Field

The utility model relates to the technical field of medical auxiliary instruments, in particular to a device for fixing and installing a hemodialysis catheter.

Background

Hemodialysis is one of the renal replacement therapy modes for patients with acute and chronic renal failure. The method comprises the steps of draining in-vivo blood to the outside of the body, passing through a dialyzer consisting of innumerable hollow fibers, wherein the blood and electrolyte solution (dialysate) with similar concentration of the body are in and out of the hollow fibers, and carrying out substance exchange by the dispersion, ultrafiltration, adsorption and convection principles to remove metabolic wastes in the body and maintain the balance of the electrolyte and acid and alkali; simultaneously, the excessive moisture in the body is removed, and the purified blood is returned.

Through searching, the prior patent (publication number: CN 203029791U) discloses a hemodialysis catheter fixing band, which comprises an elastic bandage, wherein both ends of the bandage are provided with fixing sticking buckles, a pocket is arranged on the bandage, a curled edge is arranged at the opening of the pocket, and an elastic rope is arranged in the curled edge. The utility model can receive the tail end of the hemodialysis catheter into the rectangular pocket, avoid the tail end from being exposed to the outside and loose along with the movement of a human body, and the elastic bandage can adjust the tightness at any time, thereby better realizing the fixation of the hemodialysis catheter. The utility model has good fixing effect on hemodialysis catheters, simple structure, convenient use, cleaning and disinfecting and repeated use, and beautiful appearance. The inventors found that the following problems exist in the prior art in the process of implementing the present utility model:

The existing fixing device is single, the dialysis tube is required to be used in the dialysis process, the length of the dialysis tube is long, if the dialysis tube cannot be effectively stored and fixed, the dialysis tube can be bent, the blood flow is not smooth, and in addition, the dialysis tube is exposed outside during reinfusion, no good heat preservation measures are taken, and the blood temperature is reduced to stimulate a patient to bring uncomfortable feeling.

Accordingly, a hemodialysis catheter fixing and catheter-loading device has been proposed to solve the above-mentioned problems.

Disclosure of utility model

(One) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a device for fixing and installing a hemodialysis catheter, which solves the problems of the prior art.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a device that hemodialysis pipe is fixed and dress pipe, includes the bottom plate, the pipe groove has been seted up to the front surface of bottom plate, the round hole that runs through around having been seted up to the front surface of bottom plate, the top hinge connection of bottom plate has the clamp plate lid, the inside of clamp plate lid is fixed with the heating plate, the inside of clamp plate lid is located the top of heating plate is fixed with locking device, locking device's both ends pass the clamp plate lid, the top of clamp plate lid is fixed with the rubber sealing plug, the front surface of bottom plate is located the below in pipe groove has been seted up the locking groove.

Still further, the inside of bottom plate is seted up flutedly, the recess with the round hole is linked together, the inside rotation of bottom plate is connected with first pivot, the both ends of first pivot pass the bottom plate is located respectively the inside of recess with the outside of bottom plate, first pivot is located the one end in the bottom plate outside is fixed with the screwing wheel, first pivot is located the inside one end of recess and lateral wall are fixed with first conical gear respectively, the inside of recess is fixed with two fixed blocks, the inside rotation of fixed block is connected with the second pivot, the both ends of second pivot pass the fixed block is fixed with the second conical gear respectively, and the left side top second conical gear is connected with the left side for the meshing with first conical gear, the right side top second conical gear is connected with the right side for the meshing, the inside of recess is located two second pivot below is fixed with two curb plates, two the opposite sides of curb plate are connected with first conical gear respectively, the both ends of second pivot pass through the fixed block is connected with the third conical gear with the right side conical gear, the left side is connected with the right side conical gear is connected with the arc-shaped clamp splice, and the right side is the arc-shaped screw is connected with the bottom of third conical gear, and the arc-shaped clamp splice.

Furthermore, a binding belt is fixed on the left side of the bottom plate, two fixing blocks B are fixed on the right surface of the bottom plate, and a straight rod is connected between the opposite sides of the two fixing blocks B in a rotating mode.

Furthermore, rubber pads are fixed on the inner sides of the two arc-shaped clamping blocks.

Still further, locking device includes main part, movable groove, spring, movable groove B, ejector pad and dog, and the movable groove has been seted up respectively to the left and right sides surface of main part, the inside in movable groove is fixed with the spring, the spring is kept away from the one end of movable groove inside wall is fixed with the dog, movable groove B has been seted up to the rear surface of main part, movable groove B with movable groove is linked together, the rear surface of dog is fixed with the ejector pad, the ejector pad passes movable groove B is located the outside of main part.

Furthermore, the material of bottom plate is PVC.

(III) beneficial effects

The utility model provides a device for fixing and installing a hemodialysis catheter, which has the following beneficial effects:

(1) The utility model comprises a screwing wheel, a first rotating shaft, a first conical gear, a second rotating shaft, a second conical gear, a fixed block, a screw rod, a third conical gear, a side plate, a screw rod block and an arc clamping block, wherein the screwing wheel is screwed by a user and drives the first rotating shaft to rotate, the first rotating shaft drives the two first conical gears to rotate, the two first conical gears respectively drive the uppermost two second conical gears to rotate, the upper left second conical gear drives the second rotating shaft and the lowermost second conical gear to rotate, the lowermost second conical gear drives the third conical gear to rotate, the screw rod is driven by the third conical gear to rotate, and the screw rod drives the screw rod block and the arc clamping block to move, so that the two arc clamping blocks clamp the catheter to fix the catheter.

(2) According to the utility model, the round hole, the bottom plate, the guide pipe groove, the pressing plate cover, the heating device, the locking device and the locking groove are arranged, a user penetrates the guide pipe into the guide pipe groove through the round hole, the pressing plate cover presses the locking device into the locking groove to fix the guide pipe, and the heating plate heats, so that the guide pipe can be stored, and meanwhile, the temperature of blood in the guide pipe can be maintained to play a role in heat preservation.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the internal structure of the base plate according to the present utility model;

FIG. 3 is a schematic rear view of the floor of the present utility model;

FIG. 4 is a schematic view showing the bottom internal structure of the base plate according to the present utility model;

FIG. 5 is a schematic top view of the inner structure of the platen cover and locker of the present utility model.

In the figure: 1. a bottom plate; 2. a conduit groove; 3. a round hole; 4. a platen cover; 5. a locking device; 501. a main body; 502. a movable groove; 503. a spring; 504. a movable groove B; 505. a pushing block; 506. a stop block; 6. a heating sheet; 7. a latch groove; 8. a groove; 9. a first rotating shaft; 10. twisting wheels; 11. a first bevel gear; 12. a fixed block; 13. a second rotating shaft; 14. a second bevel gear; 15. a side plate; 16. a screw; 17. a third bevel gear; 18. a screw block; 19. arc clamping blocks; 20. a tie-down strap; 21. a fixed block B; 22. a straight rod; 23. rubber sealing plugs.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

As shown in fig. 1 and 5, the present utility model provides a technical solution: the utility model provides a device that hemodialysis pipe is fixed and dress pipe, including bottom plate 1, the pipe groove 2 has been seted up to the front surface of bottom plate 1, round hole 3 that runs through around having been seted up to the front surface of bottom plate 1, the top hinge connection of bottom plate 1 has clamp plate lid 4, the inside of clamp plate lid 4 is fixed with heating plate 6, the inside of clamp plate lid 4 is located the top of heating plate 6 and is fixed with locking device 5, locking device 5's both ends pass clamp plate lid 4, the top of clamp plate lid 4 is fixed with rubber sealing plug 23, the locking groove 7 has been seted up to the front surface of bottom plate 1 in the below of pipe groove 2.

Wherein: firstly, a user penetrates into the conduit groove 2 through the round hole 3, the pressing plate cover 4 presses the locking device 5 to enter the locking groove 7 to fix the conduit, the heating plate 6 heats, the conduit can be stored and the temperature of blood in the conduit can be maintained to play a role of heat preservation, the user screws the screwing wheel 10, the screwing wheel 10 drives the first rotating shaft 9 to rotate, the first rotating shaft 9 drives the two first conical gears 11 to rotate, the two first conical gears 11 respectively drive the uppermost two second conical gears 14 to rotate, the upper left second conical gear 14 drives the second rotating shaft 13 and the lowermost second conical gear 14 to rotate, the lowermost second conical gear 14 drives the third conical gear 17 to rotate, the third conical gear 17 drives the screw 16 to rotate, the screw 16 drives the screw block 18 and the arc-shaped clamping block 19 to move, and the two arc-shaped clamping blocks 19 clamp the conduit to fix the conduit.

As shown in fig. 1, 2 and 4, as a preferred embodiment; the inside of the bottom plate 1 is provided with a groove 8, the groove 8 is communicated with the round hole 3, the inside of the bottom plate 1 is rotationally connected with a first rotating shaft 9, two ends of the first rotating shaft 9 penetrate through the bottom plate 1 and are respectively positioned in the groove 8 and the outer side of the bottom plate 1, one end of the first rotating shaft 9 positioned in the outer side of the bottom plate 1 is fixedly provided with a screwing wheel 10, one end of the first rotating shaft 9 positioned in the groove 8 and the outer side wall are respectively fixedly provided with a first conical gear 11, two fixed blocks 12 are fixedly arranged in the groove 8, the inside of the fixed blocks 12 are rotationally connected with a second rotating shaft 13, two ends of the second rotating shaft 13 penetrate through the fixed blocks 12 and are respectively fixedly provided with a second conical gear 14, the uppermost second conical gear 14 on the left side is meshed with the first conical gear 11 on the right side, the uppermost second conical gear 14 on the right side is meshed with the first conical gear 11 on the right side, two side plates 15 are fixed below the two second rotating shafts 13 in the groove 8, screws 16 are respectively and rotatably connected to opposite sides of the two side plates 15, a third conical gear 17 is fixed at one end of each screw 16 away from each side plate 15, the lowest second conical gear 14 on the left side is meshed with the third conical gear 17 on the left side, the lowest second conical gear 14 on the right side is meshed with the third conical gear 17 on the right side, a screw block 18 is connected with the outer side wall of each screw 16 in a threaded manner, an arc-shaped clamping block 19 is fixed at the bottom of each screw block 18, one end of each arc-shaped clamping block 19 away from each screw block 18 is slidably connected with the lower surface inside the groove 8, further, a user screws a screwing wheel 10, the screwing wheel 10 drives the first rotating shafts 9 to rotate, the first rotating shafts 9 drive the two first conical gears 11 to rotate, the two first conical gears 11 respectively drive the highest two second conical gears 14 to rotate, the second bevel gear 14 at the upper left drives the second rotating shaft 13 and the second bevel gear 14 at the lowest part to rotate, the second bevel gear 14 at the lowest part drives the third bevel gear 17 to rotate, the third bevel gear 17 drives the screw 16 to rotate, the screw 16 drives the screw block 18 and the arc clamping block 19 to move, and thus the two arc clamping blocks 19 clamp the catheter to fix the catheter.

As shown in fig. 1, 2 and 3, as a preferred embodiment; the left side of the bottom plate 1 is fixed with a binding belt 20, the right surface of the bottom plate 1 is fixed with two fixing blocks B21, a straight rod 22 is rotatably connected between the opposite sides of the two fixing blocks B21, and further, the user arm is conveniently fixed.

As shown in fig. 1, 2 and 3, as a preferred embodiment; rubber pads are fixed on the inner sides of the two arc-shaped clamping blocks 19, and further, the guide pipe can be better fixed by increasing friction force.

As shown in fig. 1 and 5, as a preferred embodiment; the locker 5 comprises a main body 501, a movable groove 502, a spring 503, a movable groove B504, a push block 505 and a stop block 506, wherein the movable groove 502 is respectively formed in the left surface and the right surface of the main body 501, the spring 503 is fixed in the movable groove 502, one end of the spring 503, which is far away from the inner side wall of the movable groove 502, is fixed with the stop block 506, the movable groove B504 is formed in the rear surface of the main body 501, the movable groove B504 is communicated with the movable groove 502, the push block 505 is fixed on the rear surface of the stop block 506, the push block 505 passes through the movable groove B504 and is positioned on the outer side of the main body 501, and the pressure plate cover 4 is further fixed, so that the pressure plate cover 4 can fix a catheter in the catheter groove 2.

As shown in fig. 1, 2 and 3, as a preferred embodiment; the material of the bottom plate 1 is PVC, and further, the bottom plate is safe and environment-friendly and accords with medical standards.

To sum up, the workflow of the utility model: firstly, a user penetrates into the conduit groove 2 through the round hole 3, the pressing plate cover 4 presses the locking device 5 to enter the locking groove 7 to fix the conduit, the heating plate 6 heats, the conduit can be stored and the temperature of blood in the conduit can be maintained to play a role of heat preservation, the user screws the screwing wheel 10, the screwing wheel 10 drives the first rotating shaft 9 to rotate, the first rotating shaft 9 drives the two first conical gears 11 to rotate, the two first conical gears 11 respectively drive the uppermost two second conical gears 14 to rotate, the upper left second conical gear 14 drives the second rotating shaft 13 and the lowermost second conical gear 14 to rotate, the lowermost second conical gear 14 drives the third conical gear 17 to rotate, the third conical gear 17 drives the screw 16 to rotate, the screw 16 drives the screw block 18 and the arc-shaped clamping block 19 to move, and the two arc-shaped clamping blocks 19 clamp the conduit to fix the conduit.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model 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 therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A hemodialysis catheter fixing and catheter loading device, comprising a base plate (1), characterized in that: the utility model discloses a novel plastic pipe clamp is characterized in that a guide pipe groove (2) is formed in the front surface of a bottom plate (1), round holes (3) penetrating through the front surface of the bottom plate (1) are formed in the front surface of the bottom plate, a pressing plate cover (4) is connected to the top hinge of the bottom plate (1), a heating plate (6) is fixed in the pressing plate cover (4), a locking device (5) is fixed above the heating plate (6) in the pressing plate cover (4), two ends of the locking device (5) penetrate through the pressing plate cover (4), a rubber sealing plug (23) is fixed at the top of the pressing plate cover (4), and a locking groove (7) is formed in the front surface of the bottom plate (1) below the guide pipe groove (2).

2. A hemodialysis catheter fixing and catheterizing apparatus according to claim 1, wherein: the inside of bottom plate (1) is seted up flutedly (8), recess (8) with round hole (3) are linked together, the inside rotation of bottom plate (1) is connected with first pivot (9), the both ends of first pivot (9) pass bottom plate (1) are located respectively inside of recess (8) with the outside of bottom plate (1), first pivot (9) are located one end in bottom plate (1) outside is fixed with twists wheel (10), first pivot (9) are located one end and the lateral wall inside recess (8) are fixed with first conical gear (11) respectively, the inside of recess (8) is fixed with two fixed blocks (12), the inside rotation of fixed block (12) is connected with second pivot (13), the both ends of second pivot (13) pass fixed with second conical gear (14) respectively, left side top second conical gear (14) are connected for right side conical gear (11) with first conical gear (11), the inside rotation of two side plates (15) are connected for right side conical gear (11) are connected with two side plates (15) respectively, the inside rotation of two side plates (15) are connected for two conical gear (15), the screw rod (16) is kept away from one end of curb plate (15) is fixed with third bevel gear (17), and left side is the below second bevel gear (14) with the left side third bevel gear (17) are the meshing and are connected, and right side is the below second bevel gear (14) with right side third bevel gear (17) are the meshing and are connected, the lateral wall threaded connection of screw rod (16) has screw block (18), the bottom of screw block (18) is fixed with arc clamp splice (19), arc clamp splice (19) are kept away from one end of screw block (18) with the inside lower surface sliding connection of recess (8).

3. A hemodialysis catheter fixing and catheterizing apparatus according to claim 1, wherein: the left side of bottom plate (1) is fixed with constraint area (20), the right surface of bottom plate (1) is fixed with two fixed blocks B (21), two rotate between the opposite side of fixed block B (21) and be connected with straight-bar (22).

4. A hemodialysis catheter fixing and catheterizing apparatus according to claim 2, wherein: rubber pads are fixed on the inner sides of the two arc-shaped clamping blocks (19).

5. A hemodialysis catheter fixing and catheterizing apparatus according to claim 3 and characterized in that: the locking device (5) comprises a main body (501), a movable groove (502), a spring (503), a movable groove B (504), a push block (505) and a stop block (506), wherein the movable groove (502) is respectively formed in the left surface and the right surface of the main body (501), the spring (503) is fixed in the movable groove (502), the spring (503) is far away from one end of the inner side wall of the movable groove (502) and is fixed with the stop block (506), the movable groove B (504) is formed in the rear surface of the main body (501), the movable groove B (504) is communicated with the movable groove (502), the push block (505) is fixed on the rear surface of the stop block (506), and the push block (505) penetrates through the movable groove B (504) and is located on the outer side of the main body (501).

6. A hemodialysis catheter fixing and catheterizing apparatus according to claim 1, wherein: the base plate (1) is made of PVC.