CN213219800U

CN213219800U - Improved dialysis pipeline

Info

Publication number: CN213219800U
Application number: CN202021538397.7U
Authority: CN
Inventors: 陶钧成; 唐利群; 邹兆华; 张真
Original assignee: Peoples Hospital of Deyang City
Current assignee: Peoples Hospital of Deyang City
Priority date: 2020-07-29
Filing date: 2020-07-29
Publication date: 2021-05-18
Anticipated expiration: 2030-07-29

Abstract

The utility model provides an improved dialysis pipeline belongs to medical supplies technical field. The improved dialysis pipeline comprises a dialysis pipe body and an anti-reflux component, wherein the anti-reflux component comprises a connecting block, a transfusion pipe and a sealing clamp, the connecting block is sleeved on the surface of the dialysis pipe body, a first channel is formed in the connecting block and corresponds to the dialysis pipe body in parallel arrangement, the transfusion pipe is arranged on one side outside the connecting block and is communicated with the first channel, one end of the transfusion pipe is connected with a one-way valve, the one-way valve is arranged on one side, away from the connecting block, of the transfusion pipe, when reflux occurs, blood flows along the dialysis pipe body through the parallel arrangement of the first channel in the connecting block and corresponds to the dialysis pipe body, and is difficult to reversely flow to the transfusion pipe, so that the reflux is effectively prevented, the one-way valve is matched, meanwhile, the connecting block moves forwards to be close to a blood transfusion port, and, thereby reducing the workload.

Description

Improved dialysis pipeline

Technical Field

The utility model relates to a dialysis pipeline field particularly, relates to an improved generation dialysis pipeline.

Background

Hemodialysis is one of the kidney replacement treatment modes of patients with acute and chronic renal failure. Blood pump machinery wriggles through with internal blood drainage to external, draw patient's blood from internal back into the cerini dialyser cerini through the blood way pipe, the cerini dialyser cerini comprises innumerable hollow fiber, blood and the similar electrolyte solution who contains organism concentration are inside and outside a hollow fiber in the cerini dialyser cerini, through dispersion, ultrafiltration, the material exchange is carried out to absorption and convection principle, the metabolic waste in the clearance body, maintain electrolyte and acid-base balance, the realization purifies, clear away internal too much moisture simultaneously, blood after the purification enters into the vein kettle that has the filter screen through the blood way pipe, blood returns the whole process in the human body along the pipeline after air and the blood clot are held back to through the vein kettle and is called hemodialysis.

The pipeline that is used for hemodialysis at present, the structure is comparatively simple, and hemodialysis arteriovenous internal fistula is down quick-witted pressure when too big, flows against the current when arousing the infusion easily to need medical personnel to handle, thereby increase work load.

SUMMERY OF THE UTILITY MODEL

In order to compensate the above deficiency, the utility model provides an improved dialysis pipeline aims at improving that current dialysis pipeline structure is comparatively simple, takes place palirrhea easily, needs medical personnel to handle, increases the problem of work load.

The utility model discloses a realize like this:

the utility model provides an improved generation dialysis pipeline includes the dialysis tubing body and prevents the anti-reflux subassembly.

The anti-reflux component comprises a connecting block, a transfusion tube and an airtight clamp, the connecting block is sleeved on the surface of the dialysis tube body and is far away from one end of the dialysis machine, a first channel is formed inside the connecting block and corresponds to the dialysis tube body in parallel, the transfusion tube is arranged on one side outside the connecting block, the transfusion tube is communicated with the first channel, one end of the transfusion tube is connected with a one-way valve, the one-way valve is arranged on one side of the transfusion tube far away from the connecting block, and the airtight clamp is sleeved on the surface of the transfusion tube.

In an embodiment of the present invention, a liquid inlet is disposed on one side of the dialysis tube body, and the liquid inlet corresponds to the first channel.

In an embodiment of the present invention, a second channel is disposed in the connecting block, the second channel is communicated with the first channel, and the infusion tube passes through the first channel and the second channel is communicated with the dialysis tube body.

In an embodiment of the present invention, the check valve includes a connecting pipe and a partition, the connecting pipe is communicated with the infusion tube, and one end of the partition is rotatably disposed inside the connecting pipe.

The utility model discloses an in an embodiment, the inside fixed block that is provided with of connecting pipe, the fixed block is provided with two, the baffle rotates to set up in two between the fixed block.

In an embodiment of the present invention, the fixed block has a sliding groove, the partition board is fixedly connected with a sliding rod, and the sliding groove is rotatably disposed in the sliding groove.

In an embodiment of the present invention, the two ends of the connecting pipe are connected to a threaded sleeve, the surface of the infusion tube is provided with a threaded strip, and the infusion tube passes through the threaded sleeve connected to the connecting pipe.

In an embodiment of the present invention, a protrusion is disposed in the connecting pipe, and the distance between the protrusion and the bottom of the partition board is less than the length of the partition board.

In an embodiment of the present invention, a first connecting hole and a second connecting hole are disposed in the connecting pipe, the first connecting hole and the second connecting hole are in a stepped arrangement, and the partition board is disposed between the first connecting hole and the second connecting hole.

In an embodiment of the present invention, the connecting block is a transparent block, and the infusion tube is a transparent tube.

The utility model has the advantages that: the utility model discloses an improved generation dialysis pipeline that above-mentioned design obtained, during the use, communicate hemodialysis arteriovenous internal fistula with the dialysis tube body on the machine down, blood passes through the dialysis tube body and carries, open airtight clamp and carry the injection liquid, when pressure is too big, because first passageway corresponds dialysis tube body parallel arrangement in the link, blood hardly circulates to the infusion tube intraductal, the one-way circulation through the check valve simultaneously, thereby further effectively prevented the blood palirrhea, first passageway corresponds dialysis tube body parallel arrangement in the link, blood flows along the dialysis tube body, hardly reverse toward the transfer line circulation, thereby prevented the refluence effectively, the check valve of deuterogamying, the connecting block antedisplacement is close to the blood transfusion mouth simultaneously, further promoted the result of use of pipeline, thereby work load has been reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic diagram of an improved dialysis line according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of an anti-backflow assembly provided by an embodiment of the present invention;

FIG. 3 is a schematic structural view of a section of a connecting block according to an embodiment of the present invention;

FIG. 4 is a schematic structural view of a cross-section of a connecting pipe according to an embodiment of the present invention;

FIG. 5 is a schematic diagram of a partition according to an embodiment of the present invention;

fig. 6 is an enlarged schematic structural diagram of embodiment a of the present invention.

In the figure: 100-dialysis tubing body; 110-a liquid inlet; 200-an anti-reflux assembly; 210-connecting block; 211 — a first channel; 212-a second channel; 220-a transfusion tube; 230-a one-way valve; 231-a connecting tube; 2311, fixing blocks; 2312-a chute; 2313-thread sleeve; 2314-convex; 2315-a first connection aperture; 2316-second connecting hole; 232-a separator; 2321-a slide bar; 240-sealing clip.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are 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.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

Referring to fig. 1-6, the present invention provides a technical solution: an improved dialysis circuit includes a dialysis tubing body 100 and an anti-reflux assembly 200.

The anti-reflux assembly 200 is disposed on the surface of the dialysis tube body 100, and the anti-reflux assembly 200 is used for preventing the blood in the dialysis tube body 100 from being refluxed.

Referring to fig. 1, 2, 3, 4, 5 and 6, the anti-reflux assembly 200 includes a connection block 210, a perfusion tube 220 and a sealing clamp 240, the connection block 210 is sleeved on one end of the dialysis tube body 100 far away from the dialysis machine, specifically, the connection block 210 is a transparent block, the perfusion tube 220 is a transparent tube, which is convenient for observing the liquid flowing condition, a first channel 211 is disposed inside the connection block 210, the first channel 211 is disposed in parallel with the dialysis tube body 100, specifically, a liquid inlet 110 is disposed on one side of the dialysis tube body 100, the liquid inlet 110 is disposed corresponding to the first channel 211 and is used for communicating the connection block 210 and the dialysis tube body 100 for transfusion, the perfusion tube 220 is disposed outside the connection block 210, the perfusion tube 220 is communicated with the first channel 211, specifically, a second channel 212 is disposed inside the connection block 210, the second channel 212 is communicated with the first channel 211, the perfusion tube 220 is communicated with the dialysis tube body 100 through the first channel 211 and the second channel 212, the infusion tube 220 is conveniently communicated with the first channel 211, so that the infusion tube 220 is communicated with the dialysis tube body 100, one end of the infusion tube 220 is connected with the one-way valve 230, specifically, both ends of the connecting tube 231 are connected with the threaded sleeves 2313, the surface of the infusion tube 220 is provided with threaded strips, the infusion tube 220 is connected with the connecting tube 231 through the threaded sleeves 2313, so that the one-way valve 230 is conveniently connected with the infusion tube 220, the one-way valve 230 is arranged on one side of the infusion tube 220 away from the connecting block 210, in the embodiment, the one-way valve 230 comprises the connecting tube 231 and the partition plate 232, the connecting tube 231 is communicated with the infusion tube 220, one end of the partition plate 232 is rotatably arranged inside the connecting tube 231, specifically, the connecting tube 231 is internally provided with two fixing blocks 2311, the partition plate 232 is rotatably arranged between the two fixing blocks 2311, the fixing blocks 231, the partition 232 can rotate by the cooperation of the sliding rod 2321 and the sliding slot 2312, it should be mentioned that the first connecting hole 2315 and the second connecting hole 2316 are arranged in the connecting pipe 231, the first connecting hole 2315 and the second connecting hole 2316 are arranged in a step shape, the partition 232 is arranged between the first connecting hole 2315 and the second connecting hole 2316, when the pressure is too high, reverse flow occurs, the liquid pushes the partition 232 to rotate, so that the second connecting hole 2316 and the first connecting hole 2315 are blocked by the partition 232, the liquid cannot reversely flow, and reverse flow of blood is prevented in time, in the embodiment, a protrusion 2314 is arranged in the connecting pipe 231, the distance between the protrusion 2314 and the bottom of the partition 232 is smaller than the length of the partition 232, during normal transfusion, the partition 232 rotates to abut against the protrusion 2314, when reverse flow occurs, the partition 232 and the connecting pipe 231 are separated by the protrusion 2314 to leave a gap, so that the liquid, the sealing clip 240 is sleeved on the surface of the infusion tube 220.

Specifically, the operating principle of the improved dialysis pipeline is as follows: when the hemodialysis arteriovenous fistula infusion set is used, the dialysis tube body 100 is communicated to the hemodialysis arteriovenous fistula setting machine, blood is conveyed through the dialysis tube body 100, the sealing clamp 240 is opened to convey injection liquid, when the pressure is overlarge, because the first channel 211 in the connecting block 210 is arranged in parallel corresponding to the dialysis tube body 100, the blood is difficult to circulate in the infusion tube 220, meanwhile, the partition 232 is arranged in a rotating way, the backflow occurs when the pressure is overlarge, the liquid pushes the partition 232 to rotate, so that the second connecting hole 2316 and the first connecting hole 2315 are blocked by the partition 232, the liquid cannot flow backwards, the backflow of the blood is prevented in time, the backflow of the blood is further effectively prevented, the first channel 211 in the connecting block 210 is arranged in parallel corresponding to the dialysis tube body 100, the blood flows along the dialysis tube body 100 and is difficult to flow backwards to the infusion tube 220, the backflow is effectively prevented, and then the blocking of the partition 232 is realized, meanwhile, the connecting block 210 moves forward to be close to the blood transfusion port, so that the using effect of the pipeline is further improved, and the workload is reduced.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An improved dialysis tubing set, comprising

A dialysis tube body (100);

prevent anti-reflux subassembly (200), prevent anti-reflux subassembly (200) including connecting block (210), transfer line (220) and airtight clamp (240), connecting block (210) cup joint dialysis tube body (100) surface is kept away from dialysis machine one end, first passageway (211) have been seted up to connecting block (210) inside, first passageway (211) correspond dialysis tube body (100) parallel arrangement, transfer line (220) set up in connecting block (210) outer one side, transfer line (220) communicate in first passageway (211), transfer line (220) one end is connected with check valve (230), check valve (230) set up in transfer line (220) are kept away from connecting block (210) one side, airtight clamp (240) cup joint in transfer line (220) surface.

2. The improved dialysis circuit of claim 1, wherein a fluid inlet (110) is formed at one side of the dialysis tube body (100), and the fluid inlet (110) is disposed corresponding to the first channel (211).

3. The improved dialysis circuit as claimed in claim 1, wherein a second channel (212) is formed in said connection block (210), said second channel (212) is connected to said first channel (211), and said infusion tube (220) is connected to said dialysis tube body (100) through said first channel (211) and said second channel (212).

4. The improved dialysis circuit as claimed in claim 1, wherein said one-way valve (230) comprises a connecting tube (231) and a partition (232), said connecting tube (231) is connected to said infusion tube (220), and one end of said partition (232) is rotatably disposed inside said connecting tube (231).

5. An improved dialysis circuit according to claim 4, characterized in that said connecting tube (231) is internally provided with two fixing blocks (2311), said two fixing blocks (2311) are provided, and said partition (232) is rotatably arranged between said two fixing blocks (2311).

6. The improved dialysis circuit of claim 5, wherein the fixed block (2311) is provided with a sliding groove (2312), the partition plate (232) is fixedly connected with a sliding rod (2321), and the sliding groove (2312) is rotatably disposed in the sliding groove (2312).

7. An improved dialysis circuit according to claim 6, wherein a threaded sleeve (2313) is connected to both ends of the connection tube (231), a threaded strip is provided on the surface of the infusion tube (220), and the infusion tube (220) is connected to the connection tube (231) through the threaded sleeve (2313).

8. An improved dialysis circuit according to claim 7, wherein a protrusion (2314) is provided in the connection tube (231), and the distance between the protrusion (2314) and the bottom of the partition (232) is less than the length of the partition (232).

9. An improved dialysis circuit according to claim 8, wherein a first connection hole (2315) and a second connection hole (2316) are provided in the connection pipe (231), the first connection hole (2315) and the second connection hole (2316) are arranged in a step, and the partition plate (232) is disposed between the first connection hole (2315) and the second connection hole (2316).

10. An improved dialysis circuit according to claim 1, wherein the connection block (210) is a transparent block and the infusion tube (220) is a transparent tube.