CN214911411U

CN214911411U - Catheter fixing band for hemodialysis

Info

Publication number: CN214911411U
Application number: CN202120425025.1U
Authority: CN
Inventors: 韩广源; 张国庆; 谢海凤; 陈贵涛; 沈球
Original assignee: Zhangjiagang Shagong Medical Technology Co ltd
Current assignee: Zhangjiagang Shagong Medical Technology Co ltd
Priority date: 2021-02-26
Filing date: 2021-02-26
Publication date: 2021-11-30
Anticipated expiration: 2031-02-26

Abstract

The utility model discloses a catheter fixing belt for hemodialysis, which comprises a main body, wherein one end of the main body is movably connected with a connecting plate, the other end of the connecting plate is movably connected with a first connecting belt, the other end of the first connecting belt is movably connected with a second connecting belt, and a clamping block is movably sleeved on the outer surface of the second connecting belt; through the first connecting block of design, the fixed block, a spring, first movable block, stopper and handle, be convenient for adjust first connecting block in the inside position of second connecting band, first bolt through the design, first standing groove and second connecting block, make the pipe fixed band can be connected with the laminating of patient's arm, it is fixed because of pipe fixed band length to have solved, and be difficult to adjust, thereby lead to the patient that different arms enclose when using the pipe fixed band, the problem of uncomfortable sense can appear.

Description

Catheter fixing band for hemodialysis

Technical Field

The utility model belongs to the technical field of hemodialysis, concretely relates to pipe fixed band that hemodialysis was used.

Background

Hemodialysis is one of the kidney replacement treatment modes of acute and chronic renal failure patients, and is characterized in that blood in vivo is drained to the outside of the body, and the blood and electrolyte solution with similar body concentration are arranged inside and outside one hollow fiber in a dialyzer consisting of a plurality of hollow fibers, so that the substance exchange is carried out by the principles of dispersion, ultrafiltration, adsorption and convection, the metabolic waste in the body is removed, and the electrolyte and acid-base balance are maintained; meanwhile, excessive water in the body is removed, the whole process of purified blood return transfusion is called hemodialysis, an indwelling catheter is generally placed in the body of a patient so as to reduce the pain of intubation of the patient, the indwelling catheter is easy to shift or even fall off in a moving room, and a catheter fixing belt is required to be used for fixing the indwelling catheter, however, the catheter fixing belt on the market still has various defects and cannot meet the production requirement.

The existing catheter fixing band is used, the length of the second connecting band of the catheter fixing band is fixed, and the arm circumference of the patient has large difference, so that the patient with different arm circumferences can experience poor feeling when using the catheter fixing band, emotion of the patient can be influenced, the practicability of the catheter fixing band is reduced, and the catheter fixing band for hemodialysis is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pipe fixed band that hemodialysis used to propose current pipe fixed band in the use among the solution above-mentioned background art, because the second connecting band length of pipe fixed band is fixed, and patient's arm encloses and has great difference, thereby lead to the patient that different arms enclose when using the pipe fixed band, experience the sense relatively poor, can influence patient's mood, then also reduced the problem of pipe fixed band practicality.

In order to achieve the above object, the utility model provides a following technical scheme: a catheter fixing band for hemodialysis comprises a main body, wherein one end of the main body is movably connected with a connecting plate, the other end of the connecting plate is movably connected with a first connecting band, the other end of the first connecting band is movably connected with a second connecting band, a clamping block is movably sleeved on the outer surface of the second connecting band, the other end of the second connecting band is movably connected with a first connecting block, one end of the first connecting band is movably connected with a second connecting block, a first placing groove is formed in the second connecting block, a first bolt is sleeved on the top of the second connecting block in a threaded manner, a fourth placing groove is formed in the first connecting block, a second placing groove is formed in the clamping block, a third placing groove is formed in the second connecting band, a fixed block is fixedly connected with one end of the second placing groove, and a spring is movably connected with the other end of the fixed block, the other end swing joint of spring has first movable block, the bottom swing joint of fourth standing groove has the stopper, the other end swing joint of first movable block has the handle.

Preferably, the top swing joint of first connecting band has the third connecting block, the fifth standing groove has been seted up to the inside of connecting plate, the top swing joint of third connecting block has the pull rod, the bottom swing joint of pull rod has the lead screw, the surface activity of lead screw has cup jointed the slider, the one end swing joint of slider has the movable rod, the bottom swing joint of movable rod has the second movable block, the front surface swing joint of slider has the round pin axle, the other end screw thread of third connecting block has cup jointed the second bolt.

Preferably, the cross-sectional shape of the third placement groove is a circle, and the diameter of the inner surface of the third placement groove is equal to one point and one time of the diameter of the outer surface of the first movable block.

Preferably, the number of the limiting blocks is four, and the four limiting blocks are respectively located inside the fourth placing groove.

Preferably, the inside of slider is seted up the spout with lead screw looks adaptation, the recess with movable rod looks adaptation is seted up at the top of second movable block.

Preferably, the top of the third connecting block is provided with a round hole matched with the bottom of the pull rod, and the bottom of the pull rod is provided with a connecting groove matched with the screw rod.

Preferably, the third connecting block is in a hollow rectangular shape, and the other end of the pull rod is provided with a clamping groove matched with one end of the second bolt.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through the first connecting block of design, the fixed block, a spring, first movable block, stopper and handle, be convenient for adjust first connecting block in the inside position of second connecting band, first bolt through the design, first standing groove and second connecting block, make the pipe fixed band can be connected with the laminating of patient's arm, it is fixed because of pipe fixed band length to have solved, and be difficult to adjust, thereby lead to the patient that different arms enclose when using the pipe fixed band, the problem of uncomfortable sense can appear.

2. Through pull rod, lead screw, slider, movable rod, second activity and the fifth standing groove of design, be convenient for take out connecting plate and main part and change, through the third connecting block and the second bolt of design, fix the position of pull rod motion, solved because of the main part generally with pipe fixed band fixed connection to after leading to the long-time use of main part, be difficult to dismantle the problem of changing.

Drawings

FIG. 1 is a schematic view showing the structure of the present invention;

FIG. 2 is a schematic side view of the clamping block of the present invention;

FIG. 3 is a schematic top view of the cross-sectional structure of the clamping block of the present invention;

fig. 4 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention;

fig. 5 is a schematic side view of the first connecting strip according to the present invention.

In the figure: 1. a main body; 2. a first connecting belt; 3. a clamping block; 4. a second connecting band; 5. a handle; 6. a first connection block; 7. a first bolt; 8. a first placing groove; 9. a second connecting block; 10. a connecting plate; 11. a second placing groove; 12. a fixed block; 13. a spring; 14. a third placing groove; 15. a fourth placing groove; 16. a first movable block; 17. a limiting block; 18. a third connecting block; 19. a fifth placing groove; 20. a second movable block; 21. a pull rod; 22. a screw rod; 23. a slider; 24. a movable rod; 25. a pin shaft; 26. and a second bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a catheter fixing strap for hemodialysis comprises a main body 1, wherein one end of the main body 1 is movably connected with a connecting plate 10, the other end of the connecting plate 10 is movably connected with a first connecting belt 2, the other end of the first connecting belt 2 is movably connected with a second connecting belt 4, the outer surface of the second connecting belt 4 is movably sleeved with a clamping block 3, the other end of the second connecting belt 4 is movably connected with a first connecting block 6, one end of the first connecting belt 2 is movably connected with a second connecting block 9, a first placing groove 8 is formed in the second connecting block 9, a first bolt 7 is sleeved on the top of the second connecting block 9 in a threaded manner, a fourth placing groove 15 is formed in the first connecting block 6, a second placing groove 11 is formed in the clamping block 3, a third placing groove 14 is formed in the second connecting belt 4, one end of the second placing groove 11 is fixedly connected with a fixing block 12, and the other end of the fixing block 12 is movably connected with a spring 13, the other end swing joint of spring 13 has first movable block 16, and the bottom swing joint of fourth standing groove 15 has stopper 17, and the other end swing joint of first movable block 16 has handle 5.

In this embodiment, because the arm circumference of the arm of the patient is different, when the arm circumference of the patient is larger, the length of the second connecting band 4 needs to be adjusted, so as to fix the arm better and reduce the discomfort of the patient, the first movable block 16 is driven to move in the direction far away from the inside of the fourth placing groove 15 by applying an external force to the handle 5, the spring 13 is compressed to a certain degree during the movement of the first movable block 16, and continues to move until one end of the first movable block 16 is completely separated from the inside of the fourth placing groove 15, at this time, the movement of the first connecting block 6 is not limited, the first connecting block 6 is pulled, the first connecting block 6 is driven to move in the second connecting band 4, until the first connecting block 6 moves to a proper position, at this time, the movement is stopped, the handle 5 is loosened, and the spring 13 starts to recover its original shape due to the structural particularity, thereby bringing the first movable block 16 to start the reverse movement until the first movable block 16 moves to the home position, completing the fixing of the position of the first connecting block 6.

Specifically, the top swing joint of first connecting band 2 has third connecting block 18, fifth standing groove 19 has been seted up to the inside of connecting plate 10, the top swing joint of third connecting block 18 has pull rod 21, the bottom swing joint of pull rod 21 has lead screw 22, slider 23 has been cup jointed in the surface activity of lead screw 22, the one end swing joint of slider 23 has movable rod 24, the bottom swing joint of movable rod 24 has second movable block 20, the front surface swing joint of slider 23 has round pin axle 25, second bolt 26 has been cup jointed to the other end screw thread of third connecting block 18.

In this embodiment, since the catheter fixing band is used for fixing the hemodialysis tube during hemodialysis, after the main body 1 of the catheter fixing band is used for a long time, it needs to be replaced to avoid infection, the pull rod 21 is rotated to drive the lead screw 22 to start moving, so that the slider 23 starts to move in the opposite direction on the outer surface of the lead screw 22, the movable rod 24 and the second movable block 20 start to move in the direction away from the interior of the fifth accommodating groove 19 under the action of the movement of the slider 23, and continue to move until one end of the second movable block 20 completely separates from the interior of the fifth accommodating groove 19, at this time, the movement of the connecting plate 10 is not limited, because the other end of the connecting plate 10 is attached to one end of the main body 1, the connecting plate 10 and the main body 1 are taken out for replacement, after replacement is completed, the catheter fixing band is installed in the original position, and the fixing of the connecting plate 10 and the main body 1 can be completed by reverse operation, put the pipe fixed band at patient's arm surface, an external force is applyed to first linkage block 6, the other end motion that has driven first linkage block 6 contacts the inside of first standing groove 8, rotate first bolt 7, the bottom that has driven first bolt 7 begins toward the direction motion near first standing groove 8 inside, the bottom motion that until first bolt 7 contacts the inside of first linkage block 6, at this moment, the hemodialysis pipeline to patient's arm is fixed, reverse operation can take off.

Specifically, the sectional shape of the third placement groove 14 is a circle, and the diameter of the inner surface of the third placement groove 14 is equal to one point and one time of the diameter of the outer surface of the first movable block 16.

In this embodiment, the movement of the first movable block 16 inside the third placing groove 14 is facilitated.

Specifically, the number of the limiting blocks 17 is four, and the four limiting blocks 17 are located inside the fourth placing groove 15 respectively.

In this embodiment, the four limit blocks 17 are provided, so that the first movable block 16 can keep moving stably inside the fourth placement groove 15.

Specifically, the inside of the sliding block 23 is provided with a sliding groove adapted to the screw rod 22, and the top of the second movable block 20 is provided with a groove adapted to the movable rod 24.

In this embodiment, when the screw rod 22 moves, the sliding block 23 can move on the outer surface of the screw rod 22; so that the bottom of the movable rod 24 is in close contact with the second movable block 20, and the second movable block 20 can be driven to start moving when the movable rod 24 moves.

Specifically, the top of the third connecting block 18 is provided with a round hole matched with the bottom of the pull rod 21, and the bottom of the pull rod 21 is provided with a connecting groove matched with the screw rod 22.

In this embodiment, the pull rod 21 can move inside the third connecting block 18, and the screw rod 22 is driven to move inside the first connecting belt 2 by applying an external force to the pull rod 21.

Specifically, the third connecting block 18 is shaped like a hollow rectangle, and the other end of the pull rod 21 is provided with a clamping groove adapted to one end of the second bolt 26.

In this embodiment, one end of the second bolt 26 is moved to contact the inside of the pull rod 21, so as to fix the moving position of the pull rod 21.

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

Claims

1. The utility model provides a pipe fixed band that hemodialysis was used, includes main part (1), its characterized in that: one end of the main body (1) is movably connected with a connecting plate (10), the other end of the connecting plate (10) is movably connected with a first connecting belt (2), the other end of the first connecting belt (2) is movably connected with a second connecting belt (4), a clamping block (3) is movably sleeved on the outer surface of the second connecting belt (4), the other end of the second connecting belt (4) is movably connected with a first connecting block (6), one end of the first connecting belt (2) is movably connected with a second connecting block (9), a first placing groove (8) is formed in the second connecting block (9), a first bolt (7) is sleeved on the top of the second connecting block (9) in a threaded manner, a fourth placing groove (15) is formed in the first connecting block (6), a second placing groove (11) is formed in the clamping block (3), a third placing groove (14) is formed in the second connecting belt (4), the one end fixedly connected with fixed block (12) of second standing groove (11), the other end swing joint of fixed block (12) has spring (13), the other end swing joint of spring (13) has first movable block (16), the bottom swing joint of fourth standing groove (15) has stopper (17), the other end swing joint of first movable block (16) has handle (5).

2. The catheter fixing band for hemodialysis according to claim 1, wherein: the top swing joint of first connecting band (2) has third connecting block (18), fifth standing groove (19) have been seted up to the inside of connecting plate (10), the top swing joint of third connecting block (18) has pull rod (21), the bottom swing joint of pull rod (21) has lead screw (22), slider (23) have been cup jointed in the surface activity of lead screw (22), the one end swing joint of slider (23) has movable rod (24), the bottom swing joint of movable rod (24) has second movable block (20), the front surface swing joint of slider (23) has round pin axle (25), second bolt (26) have been cup jointed to the other end screw thread of third connecting block (18).

3. The catheter fixing band for hemodialysis according to claim 1, wherein: the cross section of the third placing groove (14) is circular, and the diameter of the inner surface of the third placing groove (14) is equal to one point and one time of the diameter of the outer surface of the first movable block (16).

4. The catheter fixing band for hemodialysis according to claim 1, wherein: the number of the limiting blocks (17) is four, and the four limiting blocks (17) are respectively located inside the fourth placing grooves (15).

5. The catheter fixing band for hemodialysis according to claim 2, wherein: the inside of slider (23) is seted up the spout with lead screw (22) looks adaptation, the recess with movable rod (24) looks adaptation is seted up at the top of second movable block (20).

6. The catheter fixing band for hemodialysis according to claim 2, wherein: the top of the third connecting block (18) is provided with a round hole matched with the bottom of the pull rod (21), and the bottom of the pull rod (21) is provided with a connecting groove matched with the screw rod (22).

7. The catheter fixing band for hemodialysis according to claim 2, wherein: the third connecting block (18) is in a hollow rectangular shape, and the other end of the pull rod (21) is provided with a clamping groove matched with one end of the second bolt (26).