CN114366097B

CN114366097B - Nephrology department hemodialysis sampler

Info

Publication number: CN114366097B
Application number: CN202210028033.1A
Authority: CN
Inventors: 梁栋才; 李建华
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-11
Filing date: 2022-01-11
Publication date: 2023-10-20
Anticipated expiration: 2042-01-11
Also published as: CN114366097A

Abstract

The invention belongs to the technical field of medical instruments, and particularly relates to a hemodialysis sampler for nephrology department. The top plate is arranged in the main body and fixed at a certain position by the fixing seat, so that the piston of the main body can be propped against the device for preventing discomfort of a patient caused by excessive blood sampling, and the top plate can be conveniently and rapidly detached for recycling through the clamping connection of the hook plate and the clamping seat; the pad is arranged at the lower end of the main body to prop against the skin of a patient, the upper end of the support column is fixed by the clamping seat, and the main body is pressed downwards at the moment, so that the main body can be buffered by the elasticity of the spring to prevent the needle from penetrating too deeply to cause pain of the patient and reduce the experience effect; through setting up the container and link to each other with the main part at the lower extreme of main part, further rotatory swivel plate can drive the sealing block and open the liquid outlet of main part and push down the piston can store blood in the inside of container, easy operation facilitate the use can avoid the infection.

Description

Nephrology department hemodialysis sampler

Technical Field

The invention belongs to the technical field of medical instruments, and particularly relates to a hemodialysis sampler for nephrology department.

Background

Kidneys are part of the urinary system and are responsible for filtering impurities in blood, maintaining the balance of body fluid and electrolyte, and finally generating urine to be discharged out of the body through a subsequent pipeline; meanwhile, the traditional Chinese medicine also has an endocrine function so as to regulate blood pressure; typically, patients with reduced or necrotic kidney function are subjected to blood sampling prior to treatment, and a nephrology hemodialysis sampler is often used.

When the original sampler is used, only a part of blood is needed for analysis, and the excessive sampling can cause the discomfort of a patient and cause the inaccurate analysis structure; the penetration depth of the needle is not easy to control when a patient is penetrated, and the too deep penetration can cause pain of the patient to reduce the use effect; after sampling, the sample is required to be filled in a container and sent to a clinical laboratory, so that the process is complex, inconvenient to use and easy to re-infect; and the complex replacement of the needle head is inconvenient to use, and the working efficiency is reduced.

Disclosure of Invention

The invention aims to provide a nephrology hemodialysis sampler which aims to solve the problems in the prior art and has the characteristics of accurately controlling the sampling amount, preventing the needle from penetrating too deeply, facilitating the storage of sampled blood and facilitating the replacement of the needle.

In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a nephrology department hemodialysis sampler, includes the main part, the inside of main part is provided with the guide arm that is used for preventing blood sampling too much, the lower extreme of main part is provided with the backing plate that is used for supporting patient's skin formation location, the lower extreme of main part is close to outside position and is provided with the container that is used for storing blood, the lower extreme intermediate position of main part is provided with the syringe needle, the upper end of main part is provided with the fixing base that is used for fixing the guide arm in the fixed position, the upper end of guide arm is provided with the clamp sleeve that is used for connecting adjacent guide arm fixedly, the rear end of clamp sleeve is provided with the link plate that is used for connecting clamp sleeve and guide arm, the one end of clamp sleeve is provided with the elastic webbing that is used for connecting adjacent clamp sleeve fixedly, the upper end of backing plate is provided with the pillar that is used for connecting backing plate with the main part, the upper end of pillar is provided with the telescopic link that is used for preventing that the syringe needle from stabbing too dark, the outside cover of telescopic link is equipped with the spring that is used for forming the buffering to the main part, the lower extreme outside position of main part is provided with the clamp holder that is used for fixing the pillar.

As a preferable technical scheme of the nephrology department hemodialysis sampler, a top plate for limiting the piston against the main body is arranged in the main body, and an inner sheath for sealing the needle head from the main body is arranged at the inner side of the upper end of the needle head.

As a preferable technical scheme of the hemodialysis sampler for nephrology department, one end of the elastic belt is provided with the hook plate for fixing the elastic belt, and two ends of the jacket are fixedly connected with the clamping seats for clamping and connecting the hook plate.

As a preferable technical scheme of the hemodialysis sampler for nephrology department, two ends of the front end opening of the clamping seat are provided with the poking plates for opening the clamping seat, and the liquid outlet of the main body is internally provided with the sealing blocks for controlling the circulation state of the liquid outlet.

As a preferable technical scheme of the hemodialysis sampler for nephrology department, a rotating shaft for driving a sealing block to rotate is arranged in a liquid outlet of a main body, and limiting plates are arranged at two ends of the rotating shaft.

As a preferable technical scheme of the hemodialysis sampler for nephrology department, two ends of a liquid outlet of the main body are provided with limiting seats for rotationally connecting limiting plates, and one end of the rotating shaft is provided with a rotating plate for driving the rotating shaft to rotate.

As a preferable technical scheme of the nephrology department hemodialysis sampler, the lower end of the main body is provided with the sealing strip for fixing the outer sheath, and the inner side of the outer sheath is provided with the clamping groove for clamping and connecting the sealing strip.

Compared with the prior art, the invention has the beneficial effects that: the top plate is arranged in the main body and fixed at a certain position by the fixing seat, so that the piston of the main body can be propped against the device for preventing discomfort of a patient caused by excessive blood sampling, and the top plate can be conveniently and rapidly detached for recycling through the clamping connection of the hook plate and the clamping seat; the pad is arranged at the lower end of the main body to prop against the skin of a patient, the upper end of the support column is fixed by the clamping seat, and the main body is pressed downwards at the moment, so that the main body can be buffered by the elasticity of the spring to prevent the needle from penetrating too deeply to cause pain of the patient and reduce the experience effect; the container is arranged at the lower end of the main body and is connected with the main body, the sealing block can be driven by further rotation of the rotating plate to open the liquid outlet of the main body and press down the piston, so that blood can be stored in the container, and the device is simple to operate and convenient to use, and can avoid infection; the sealing strip clamping device has the advantages that the sealing strip clamping device can be fixed by pushing the outer sheath to be clamped and connected to the inside of the clamping groove, the inner sheath is utilized to seal the sealing strip clamping device, and the sealing strip clamping device is simple to operate, can be quickly replaced and is convenient to use.

Drawings

The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:

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

FIG. 2 is a schematic view of the internal part of the main body of the present invention;

FIG. 3 is a schematic view of a jacket portion structure in the present invention;

FIG. 4 is a schematic view of a pad portion structure according to the present invention;

FIG. 5 is a schematic view of a partial enlarged structure of a portion A in the present invention;

FIG. 6 is a schematic view of the connection part of the needle and the main body in the present invention;

in the figure: 1. a main body; 2. a guide rod; 3. a backing plate; 4. a container; 5. a needle; 6. a fixing seat; 7. a jacket; 8. a connecting plate; 9. an elastic belt; 10. a support post; 11. a telescopic rod; 12. a spring; 13. a clamping seat; 14. an outer sheath; 15. a top plate; 16. an inner sheath; 17. a hook plate; 18. a clamping seat; 19. a poking plate; 20. a sealing block; 21. a rotating shaft; 22. a limiting plate; 23. a limit seat; 24. a rotating plate; 25. a sealing strip; 26. a clamping groove.

Detailed Description

The following description of the embodiments of the present invention 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 invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Examples

Referring to fig. 1-6, the present invention provides the following technical solutions: the utility model provides a nephrology department hemodialysis sampler, including main part 1, the inside of main part 1 is provided with the guide arm 2 that is used for preventing blood sampling too much, the lower extreme of main part 1 is provided with the backing plate 3 that is used for supporting patient's skin formation location, the lower extreme of main part 1 is close to outside position and is provided with the container 4 that is used for storing blood, the lower extreme intermediate position of main part 1 is provided with syringe needle 5, the upper end of main part 1 is provided with the fixing base 6 that is used for fixing guide arm 2 in the fixed position, the upper end of guide arm 2 is provided with the clamp sleeve 7 that is used for connecting adjacent guide arm 2, the rear end of clamp sleeve 7 is provided with the link plate 8 that is used for connecting clamp sleeve 7 with guide arm 2, the one end of clamp sleeve 7 is provided with the elastic webbing 9 that is used for connecting adjacent clamp sleeve 7 fixedly, the upper end of backing plate 3 is provided with the pillar 10 that is used for connecting backing plate 3 with main part 1, the upper end of pillar 10 is provided with the telescopic link 11 that is used for preventing syringe needle 5 too dark, the outside cover of telescopic link 11 is equipped with the spring 12 that is used for forming buffering to main part 1, the lower extreme outside position of main part 1 is provided with the clamp holder 13 that is used for fixing pillar 10, the upper end outside position of main part 5 is provided with, the upper end position that is used for connecting the needle 5 with the liquid outlet that is connected with the container that is used for fixing side of needle 1.

Specifically, a top plate 15 for limiting the piston against the main body 1 is arranged in the main body 1, an inner sheath 16 for sealing the needle 5 from the main body 1 is arranged at the inner side of the upper end of the needle 5, and the top plate 15 can be slidably taken out under the drive of the guide rod 2 in the embodiment.

Specifically, one end of the elastic belt 9 is provided with a hook plate 17 for fixing the elastic belt 9, two ends of the jacket 7 are fixedly connected with a clamping seat 18 for clamping and connecting the hook plate 17, and in this embodiment, the jacket 7 has a semicircular structure with two opposite positions.

Specifically, two ends of the front end opening of the clamping seat 13 are provided with a pulling plate 19 for opening the clamping seat 13, a sealing block 20 for controlling the circulation state of the liquid outlet is arranged in the liquid outlet of the main body 1, and the clamping seat 13 has certain elasticity in the embodiment.

Specifically, the liquid outlet of the main body 1 is internally provided with a rotating shaft 21 for driving the sealing block 20 to rotate, both ends of the rotating shaft 21 are provided with limiting plates 22, and in this embodiment, the rotating shaft 21 penetrates through the liquid outlet.

Specifically, the two ends of the liquid outlet of the main body 1 are provided with limiting seats 23 for rotationally connecting the limiting plates 22, one end of the rotating shaft 21 is provided with a rotating plate 24 for driving the rotating shaft 21 to rotate, and the limiting seats 23 are also used for sealing in the embodiment.

Specifically, the lower end of the main body 1 is provided with a sealing strip 25 for fixing the outer sheath 14, the inner side of the outer sheath 14 is provided with a clamping groove 26 for clamping and connecting the sealing strip 25, and in this embodiment, the sealing strip 23 and the clamping groove 26 are both in a semicircular structure.

The working principle and the using flow of the invention are as follows: according to the invention, the top plate 15 is arranged in the main body 1, the guide rod 2 positioned at the upper end of the top plate 15 is fixed at a certain position by the fixing seat 6 arranged at the upper end position of the main body 1, so that a piston of the main body 1 can be propped against to prevent discomfort of a patient caused by excessive blood sampling, and the elastic belt 9 arranged at one end of the clamping sleeve 7 is pulled, so that the hook plate 17 arranged at one end position of the elastic belt 9 is clamped and connected in the clamping seat 18 arranged at two ends of the other clamping sleeve 7, the clamping sleeve 7 can be fixed to connect the adjacent guide rods 2, and the operation is simple, so that the top plate 15 can be conveniently disassembled and recycled; the pad 3 is arranged at the lower end of the main body 1 to prop against the skin of a patient, the upper end position of the support column 10 positioned at the upper end of the pad 3 is fixed by the clamping seat 13 arranged at the outer side position of the lower end of the main body 1, at the moment, the main body 1 is pressed down, the elasticity of the spring 12 arranged at the outer side of the telescopic rod 11 between the adjacent support columns 10 can be used for buffering the main body 1, the effect of reducing the pain of the patient caused by too deep penetration of the needle 5 is prevented, and the pad 3 can be attached to the bottom of the main body 1 for storage after use; the container 4 is arranged at the lower end of the main body 1 and is connected with the liquid outlet of the main body 1, the rotating plate 24 arranged at one end of the rotating shaft 21 in the liquid outlet is further rotated, the sealing block 20 arranged in the liquid outlet can be driven to open the liquid outlet of the main body 1 and press down the piston, so that blood can be stored in the container 4, the operation is simple and convenient, infection can be avoided, and the rotating shaft 21 can be limited and simultaneously leakage of the blood can be formed and placed in a sealing manner by arranging the limiting seat 23 at the outer side of the liquid outlet; the sealing strip 25 positioned at the lower end of the main body 1 is clamped and connected inside the clamping groove 26 positioned at the inner side of the outer sheath 14 by pushing the outer sheath 14 positioned at the outer side of the upper end of the needle 5, and the inner sheath 16 positioned at the inner side of the upper end of the needle 5 is utilized for sealing, so that the operation is simple, the replacement can be quickly finished, and the use is convenient.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Nephrology department hemodialysis sampler, its characterized in that: comprises a main body (1), the inside of main body (1) is provided with guide rod (2) that are used for preventing blood sampling is too much, the lower extreme of main body (1) is provided with and is used for supporting patient's skin and forms backing plate (3) of location, the lower extreme of main body (1) is close to outside position and is provided with container (4) that are used for storing blood, the lower extreme intermediate position of main body (1) is provided with syringe needle (5), the upper end of main body (1) is provided with fixing base (6) that are used for fixing guide rod (2) in a fixed position, the upper end of guide rod (2) is provided with and is used for connecting the clamp sleeve (7) of fixing adjacent guide rod (2), the rear end of clamp sleeve (7) is provided with connecting plate (8) that are used for connecting clamp sleeve (7) and guide rod (2), the one end of clamp sleeve (7) is provided with be used for connecting adjacent clamp sleeve (7) fixed elastic band (9), the upper end of backing plate (3) is provided with be used for with main body (1) be connected pillar (10), the upper end of pillar (10) is provided with be used for preventing that the telescopic link (5) is used for forming telescopic sleeve (11) to the telescopic link (11), a clamping seat (13) for fixing the support column (10) is arranged at the outer side position of the lower end of the main body (1), and an outer sheath (14) for fixing the needle head (5) is arranged at the outer side position of the upper end of the needle head (5);

a top plate (15) for limiting the piston of the main body (1) is arranged in the main body (1), and an inner sheath (16) for sealing the needle (5) and the main body (1) is arranged at the inner side of the upper end of the needle (5);

one end of the elastic belt (9) is provided with a hook plate (17) for fixing the elastic belt (9), and two ends of the jacket (7) are fixedly connected with clamping seats (18) for clamping and connecting the hook plate (17);

the two ends of the front end opening of the clamping seat (13) are provided with poking plates (19) for opening the clamping seat (13), and a sealing block (20) for controlling the circulation state of the liquid outlet is arranged inside the liquid outlet of the main body (1).

2. The nephrology department hemodialysis sampler according to claim 1, wherein: the sealing device is characterized in that a rotating shaft (21) for driving the sealing block (20) to rotate is arranged inside a liquid outlet of the main body (1), and limiting plates (22) are arranged at two ends of the rotating shaft (21).

3. A nephrology department hemodialysis sampler according to claim 2, wherein: the liquid outlet both ends of main part (1) are provided with spacing seat (23) that are used for rotating limiting plate (22) to be connected, the one end of pivot (21) is provided with the swivel plate (24) that are used for driving pivot (21) rotation.

4. The nephrology department hemodialysis sampler according to claim 1, wherein: the lower extreme of main part (1) is provided with sealing strip (25) that are used for fixed oversheath (14), draw-in groove (26) that are used for sealing strip (25) block connection are seted up to the inboard of oversheath (14).