CN218961441U

CN218961441U - Safe type hemodialysis pipe with improve structure

Info

Publication number: CN218961441U
Application number: CN202222455556.2U
Authority: CN
Inventors: 吴友情; 张丽金; 钱金府; 林寅
Original assignee: Fuzhou Chang Gung Biological Technology Co ltd
Current assignee: Fuzhou Chang Gung Biological Technology Co ltd
Priority date: 2022-09-16
Filing date: 2022-09-16
Publication date: 2023-05-05
Anticipated expiration: 2032-09-16

Abstract

The utility model discloses a safe type blood permeable tube with an improved structure, which comprises an extension tube, a main tube and a connecting sleeve, wherein the bottom end of the surface of the main tube is fixedly connected with a first connecting tube, the bottom end of the first connecting tube is connected with the connecting sleeve in a clamping way, the bottom end of the connecting sleeve is connected with the extension tube in a clamping way, the top of the surface of the extension tube is sleeved with a second connecting tube positioned in the connecting sleeve, and the center of the inside of the connecting sleeve is provided with two containing grooves.

Description

Safe type hemodialysis pipe with improve structure

Technical Field

The utility model relates to the field of medical appliances, in particular to a safe type hemodialysis tube with an improved structure.

Background

Hemodialysis is one of kidney replacement treatment modes of patients with acute and chronic renal failure, and is characterized in that in-vivo blood is drained to the outside of the body, and is subjected to substance exchange by dispersion and convection in and out of one hollow fiber through a dialyzer consisting of innumerable hollow fibers, so that metabolic wastes in the body are removed, and electrolyte and acid-base balance is maintained; meanwhile, excessive water in the body is removed, purified blood is returned, at present, in acute hemodialysis treatment, doctors often guide human blood into a dialyzer through a hemodialysis catheter, the blood is returned to the human body through a pipeline after being filtered, when the existing hemodialysis tube needs to be used for extension, a threaded cap is generally adopted to connect a main hemodialysis tube with an extension tube, so that the length of the hemodialysis tube is ensured, and the main tube and the extension tube are easy to fall off when a patient turns over.

Disclosure of Invention

The utility model aims to provide a safe type hemodialysis tube with an improved structure, which solves the problems that when the prior hemodialysis tube is required to be used for a long time, a main tube of the hemodialysis tube is connected with an extension tube by a threaded cap, so that the length of the hemodialysis tube is ensured, and the hemodialysis tube and the extension tube are easy to fall off when a patient turns over.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a safe type blood permeation tube with improve structure, includes extension tube, is responsible for and adapter sleeve, the bottom fixedly connected with first connecting tube of responsible for the surface, the bottom block of first connecting tube is connected with the adapter sleeve, the bottom block of adapter sleeve is connected with the extension tube, the top cover on extension tube surface is equipped with the second connecting tube that is located the adapter sleeve inside, two accepting grooves have been seted up at the inside center of adapter sleeve, the both sides of adapter sleeve all alternate to be provided with the pull rod, two the opposite one end of pull rod all passes adapter sleeve fixedly connected with and is located the collar of adapter sleeve inside, two the equal fixedly connected with of one side that the collar is relative two fixed blocks, two symmetrical fixed slots have all been seted up on the surface of first connecting tube and the surface of second connecting tube, four the fixed slot corresponds the setting with four fixed blocks respectively, through the block effect of fixed slot and fixed block, play certain fixed action to the connection of being responsible for and extension tube, both when preventing to drop.

Preferably, the two mounting rings are respectively arranged corresponding to the two accommodating grooves.

Preferably, two symmetrical mounting grooves are formed in the bottom end of the connecting sleeve, the two mounting grooves are fixedly connected with extrusion springs, two opposite ends of the extrusion springs are fixedly connected with protruding blocks, the two protruding blocks are located below the second connecting pipe, and the protruding blocks can play a certain role in preventing the second connecting pipe after connection is completed.

Preferably, the surfaces of the two pull rods, which are positioned at one end inside the accommodating groove, are respectively sleeved with a reset spring.

Preferably, the top fixedly connected with communicating pipe of being responsible for, two mounting holes have been seted up to the top of communicating pipe, two the top of mounting hole is fixed mounting respectively has vascular and vascular arterial, vascular's surface and vascular arterial's surface all are provided with the liquid that ends and press from both sides, can adjust the velocity of flow of blood inside vascular through the liquid that ends and press from both sides.

Preferably, the two sides of the communicating pipe are fixedly connected with hanging lugs.

Preferably, two ends of the pull rods, which deviate from each other, are fixedly connected with a stop block.

Compared with the prior art, the utility model has the beneficial effects that: pulling two pull rods drives the installation ring to clamp into the accommodating groove, then clamps the main pipe into the connecting sleeve, clamps the extension pipe into the connecting sleeve, and the top of the extension pipe enters the first connecting pipe until the first connecting pipe is contacted with the second connecting pipe, at the moment, the pull rods are loosened, and the fixing blocks are driven to clamp into the fixing groove through the action of the reset springs, so that the main pipe and the extension pipe are connected more tightly, the falling of the patient caused by turning over in the using process is avoided, after the second connecting pipe is inserted into the connecting sleeve, the convex block at the bottom of the connecting sleeve can also play a certain resistance to the second connecting pipe, and the falling of the second connecting pipe is prevented.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is an exploded view of the present utility model;

fig. 3 is a cross-sectional view of a connection sleeve of the present utility model.

In the figure: 1. a main pipe; 2. a communicating pipe; 3. vascular venous vessel; 4. connecting sleeves; 5. an extension tube; 6. hanging lugs; 7. a first connection pipe; 8. a stop block; 9. extruding a spring; 10. a liquid stopping clamp; 11. a second connection pipe; 12. a mounting hole; 13. vascular vessel of blood permeation tube; 14. a mounting ring; 15. a pull rod; 16. a fixing groove; 17. a fixed block; 18. a return spring; 19. a receiving groove; 20. a mounting groove; 21. and a bump.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

Referring to fig. 1-3, the utility model provides a safe type blood permeable tube with improved structure, comprising an extension tube 5, a main tube 1 and a connecting sleeve 4, wherein the bottom end of the surface of the main tube 1 is fixedly connected with a first connecting tube 7, the bottom end of the first connecting tube 7 is connected with the connecting sleeve 4 in a clamping way, the bottom end of the connecting sleeve 4 is connected with the extension tube 5 in a clamping way, the top of the surface of the extension tube 5 is sleeved with a second connecting tube 11 positioned inside the connecting sleeve 4, the center inside of the connecting sleeve 4 is provided with two containing grooves 19, two sides of the connecting sleeve 4 are respectively inserted with a pull rod 15, one opposite ends of the two pull rods 15 are respectively fixedly connected with a mounting ring 14 positioned inside the connecting sleeve 4 through the connecting sleeve 4, one opposite sides of the two mounting rings 14 are respectively fixedly connected with two fixing blocks 17, two symmetrical fixing grooves 16 are formed in the surfaces of the first connecting pipe 7 and the second connecting pipe 11, four fixing grooves 16 are respectively and correspondingly arranged with four fixing blocks 17, two mounting rings 14 are respectively and correspondingly arranged with two containing grooves 19, two symmetrical mounting grooves 20 are formed in the bottom end of the inside of the connecting sleeve 4, extrusion springs 9 are fixedly connected to the inside of the two mounting grooves 20, protruding blocks 21 are fixedly connected to one ends, opposite to the two extrusion springs 9, of the two extrusion springs 9, the two protruding blocks 21 are located below the second connecting pipe 11, reset springs 18 are sleeved on the surfaces of one ends, inside the containing grooves 19, of the two pull rods 15, and one ends, opposite to the two pull rods 15, of the two pull rods are fixedly connected with stop blocks 8.

When the connecting sleeve is used, when the length of the main pipe 1 is required to be connected with the extension pipe 5 to prolong the length of the main pipe 1, the two pull rods 15 are pulled, the mounting ring 14 is driven to be clamped into the accommodating groove 19 through the pull rods 15, then the main pipe 1 is clamped into the connecting sleeve 4, the extension pipe 5 is clamped into the connecting sleeve 4, the top of the extension pipe 5 enters the first connecting pipe 7 until the first connecting pipe 7 is contacted with the second connecting pipe 11, the pull rods 15 are loosened, the fixing block 17 is driven to be clamped into the fixing groove 16 through the action of the reset spring 18, the main pipe 1 and the extension pipe 5 are connected more tightly, falling caused by turning over of a patient in the using process is avoided, and after the second connecting pipe 11 is inserted into the connecting sleeve 4, the convex block 21 at the bottom of the connecting sleeve 4 can also play a certain resistance to the second connecting pipe 11 to prevent the falling down.

The top fixedly connected with communicating pipe 2 of being responsible for 1, two mounting holes 12 have been seted up at the top of communicating pipe 2, and the top of two mounting holes 12 is fixed mounting respectively has vascular vein pipe 3 and vascular artery 13, and the surface of vascular vein pipe 3 and vascular artery 13 all are provided with the liquid that ends and press from both sides 10, and the both sides of communicating pipe 2 all fixedly connected with hangers 6.

When in use, the hemodialysis tube can be hung by the hanging lugs 6, and the liquid stopping clamp 10 is used for adjusting the flow speed of blood in the hemodialysis tube vein tube 3 and the hemodialysis tube artery tube 13.

When the embodiment of the application is used, the following steps are adopted: when the length of the extension main pipe 1 needs to be connected with the extension pipe 5, the two pull rods 15 are pulled, the mounting ring 14 is driven by the pull rods 15 to be clamped into the accommodating groove 19, then the main pipe 1 is clamped into the connecting sleeve 4, the extension pipe 5 is clamped into the connecting sleeve 4, the top of the extension pipe 5 enters the first connecting pipe 7 until the first connecting pipe 7 is contacted with the second connecting pipe 11, at the moment, the pull rods 15 are loosened, the fixing blocks 17 are driven by the action of the reset springs 18 to be clamped into the fixing grooves 16, the connection between the main pipe 1 and the extension pipe 5 is tighter, falling caused by turning over of a patient in the using process is avoided, after the second connecting pipe 11 is inserted into the connecting sleeve 4, the bump 21 at the bottom of the connecting sleeve 4 can also play a certain resistance to the second connecting pipe 11 to prevent falling downwards, the blood permeable pipe is hung and used by the hanging lugs 6, and the liquid stop clamp 10 is used for adjusting the flow speed of blood in the blood permeable vein pipe 3 and the blood permeable artery 13.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a safe type hemodialysis pipe with improve structure, includes extension pipe (5), is responsible for (1) and adapter sleeve (4), its characterized in that: the utility model discloses a connecting sleeve, including main pipe (1) surface, first connecting pipe (7) of bottom fixedly connected with, bottom block of first connecting pipe (7) is connected with adapter sleeve (4), the bottom block of adapter sleeve (4) is connected with extension pipe (5), the top cover on extension pipe (5) surface is equipped with second connecting pipe (11) that are located adapter sleeve (4) inside, two accepting grooves (19) have been seted up at the inside center of adapter sleeve (4), the both sides of adapter sleeve (4) all alternate and are provided with pull rod (15), two the opposite one end of pull rod (15) all passes adapter sleeve (4) fixedly connected with and is located adapter sleeve (4) inside collar (14), two equal fixedly connected with two fixed blocks (17) of one side that collar (14) are relative, two symmetrical fixed slots (16) have all been seted up on the surface of first connecting pipe (7) and second connecting pipe (11), four fixed slot (16) correspond the setting with four fixed blocks (17) respectively.

2. A safety type blood permeation tube with improved structure according to claim 1, wherein: the two mounting rings (14) are respectively arranged corresponding to the two accommodating grooves (19).

3. A safety type blood permeation tube with improved structure according to claim 1, wherein: two symmetrical mounting grooves (20) are formed in the bottom end of the inside of the connecting sleeve (4), the inside of each mounting groove (20) is fixedly connected with an extrusion spring (9), one end, opposite to each extrusion spring (9), of each extrusion spring is fixedly connected with a protruding block (21), and the two protruding blocks (21) are located below the second connecting pipe (11).

4. A safety type blood permeation tube with improved structure according to claim 1, wherein: the surfaces of one end of the two pull rods (15) positioned in the accommodating groove (19) are respectively sleeved with a reset spring (18).

5. A safety type blood permeation tube with improved structure according to claim 1, wherein: the device is characterized in that the top of the main pipe (1) is fixedly connected with a communicating pipe (2), two mounting holes (12) are formed in the top of the communicating pipe (2), a blood permeable vein pipe (3) and a blood permeable artery pipe (13) are respectively and fixedly arranged at the tops of the mounting holes (12), and liquid stopping clamps (10) are respectively arranged on the surface of the blood permeable vein pipe (3) and the surface of the blood permeable artery pipe (13).

6. A safety type blood permeation tube with improved structure according to claim 5, wherein: both sides of the communicating pipe (2) are fixedly connected with hanging lugs (6).

7. A safety type blood permeation tube with improved structure according to claim 1, wherein: one end, deviating from each other, of the two pull rods (15) is fixedly connected with a stop block (8).