CN213822917U

CN213822917U - Hospital uses central venous catheter with reposition of redundant personnel function

Info

Publication number: CN213822917U
Application number: CN202022258456.1U
Authority: CN
Inventors: 罗璇; 敬波
Original assignee: Hunan Weier Medical Technology Co ltd
Current assignee: Hunan Weier Medical Technology Co ltd
Priority date: 2020-10-12
Filing date: 2020-10-12
Publication date: 2021-07-30
Anticipated expiration: 2030-10-12

Abstract

The utility model discloses a hospital is with central venous catheter with reposition of redundant personnel function, including pipe, clamping bar and slip clamp, the one end of pipe is connected with branch stream block, the both sides of dividing the stream block are fixed with the fixed block, the one end of dividing the stream block is connected with the screw cap, the inside through connection of screw cap has the joint pipe, the clamping bar is connected on the inner wall of screw cap, the one end of clamping bar is fixed with the spacing piece. This hospital is with central ductus venosus's screw cap open end inner wall size and joint pipe outer wall size phase-match with reposition of redundant personnel function, and constitute sliding connection between joint pipe and the screw cap, during the use, top open end inner wall and the reposition of redundant personnel piece with the catheterization screw cap, then rotate the screw cap, make screw cap and clamping bar be connected, because of the clamping bar is a hard material of moulding, through rotating the screw cap, the clamping bar drives the stopper and compresses tightly the joint pipe, make the joint pipe can not become flexible, through the butt joint of reposition of redundant personnel piece and joint pipe, make this equipment have the function of reposition of redundant personnel.

Description

Hospital uses central venous catheter with reposition of redundant personnel function

Technical Field

The utility model relates to a medical venous catheter technical field specifically is a hospital uses central venous catheter with reposition of redundant personnel function.

Background

Since the 40 th century, central venous catheterization has been used in large quantities in clinic, and central venous puncture catheterization has been widely used in clinical applications such as monitoring central venous pressure, maintaining blood volume and total parenteral nutrition. The central venous catheterization through deep venipuncture is an important method for modern monitoring and treatment, and the circulating blood volume and the cardiac function of a patient can be known by monitoring the central venous pressure so as to guide the treatment and evaluate the curative effect; the rapid transfusion and transfusion rescues the massive hemorrhage and hypovolemic shock; and the nutrition of the central vein outside the whole intestine can be carried out through the central venous catheter.

The medical central venous tubes on the market all have single connector tubes, the medical central venous tubes without the shunt function can not be changed in clinical use, so that the existing equipment needs to be improved to meet the daily use requirement,

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a central venous catheter for hospital with reposition of redundant personnel function to solve the medical central venous catheter on the existing market that above-mentioned background art provided, all have single joint pipe, it does not have the problem of the function of reposition of redundant personnel.

In order to achieve the above object, the utility model provides a following technical scheme: a central venous catheter with a shunt function for a hospital comprises a catheter, a clamping rod and a sliding clamp, wherein one end of the catheter is connected with a shunt block, fixed blocks are fixed on two sides of the shunt block, one end of the shunt block is connected with a screw cap, and a connector pipe penetrates through the interior of the screw cap;

the utility model discloses a pipe joint, including screw cap, clamping bar, pipe, go-between, pivot, spring, clamping block, slip clamp, clamping bar, limiting block, connecting ring, the inside through connection of go-between has a pivot, the outer wall connection of pivot has the clamping block, one side of clamping block is connected with the spring, the bottom of clamping block is fixed with holds between the fingers the piece, the slip clamp sets up the outer wall at the joint pipe.

Preferably, the inner wall of the screw cap is of a threaded structure, the size of the inner wall of the opening end of the screw cap is matched with the size of the outer wall of the joint pipe, and the joint pipe is in sliding connection with the screw cap.

Preferably, the clamping rod is made of hard plastic materials, the outer wall of the clamping rod is of a threaded structure, and the clamping rod is in threaded connection with the screw cap.

Preferably, the clamping blocks are provided with two groups, the two groups of clamping blocks are in rotary connection with the connecting ring through a rotating shaft, and the two groups of clamping blocks form an elastic linkage structure through springs.

Preferably, the size of the inner wall of the connecting ring is matched with that of the outer wall of the conduit, and the conduit is in sliding connection with the connecting ring.

Preferably, the sliding clamp inner wall is tangent with the outer wall of joint pipe, and the joint pipe is provided with three groups, and three groups of joint pipes all constitute the slip block between pressing from both sides with the sliding clamp and are connected.

Compared with the prior art, the beneficial effects of the utility model are that: this central venous catheter for hospital with reposition of redundant personnel function:

1. the inner wall of the screw cap of the equipment is of a threaded structure, the size of the inner wall of the opening end of the screw cap is matched with the size of the outer wall of the joint pipe, the joint pipe is connected with the screw cap in a sliding mode, when the equipment is used, the joint pipe is inserted into the inner wall of the opening end of the top of the screw cap and the shunting block, then the screw cap is rotated, the screw cap is connected with the clamping rod, the clamping rod is made of hard plastic materials, the clamping rod has certain toughness, the clamping rod drives the limiting block to compress the joint pipe by rotating the screw cap, the joint pipe cannot loosen, and the equipment has a shunting function through the butting of the shunting block and the joint pipe.

2. This equipment clamp splice is provided with two sets ofly, and constitutes between two sets of clamp splices through pivot and the go-between and rotate the connection to constitute the elasticity linkage structure through the spring between two sets of clamp splices, when using the device, the accessible is pressed down and is held between the fingers the piece, makes the spring tensile, opens the clamp splice, presss from both sides on clothes or object surface, and this equipment pipe of being convenient for is fixed, can not slide.

3. The inner wall of the sliding clamp of the equipment is tangent to the outer wall of the joint pipe, the joint pipe is provided with three groups, the three groups of joint pipes are connected with the sliding clamp in a sliding clamping mode, when the equipment is used, the sliding clamp can slide on the joint pipe, and the distance between the joint pipes of the equipment can be conveniently adjusted through the sliding of the sliding clamp.

Drawings

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

FIG. 2 is a schematic view of the structure of the junction between the joint pipe and the shunting block;

FIG. 3 is a schematic side view of the cross-sectional structure of the joint of the guide tube and the clamping block of the present invention;

fig. 4 is a schematic view of the joint between the sliding clamp and the joint pipe of the present invention.

In the figure: 1. a conduit; 2. a shunting block; 3. a fixed block; 4. screwing a cover; 5. a joint pipe; 6. a clamping bar; 7. a limiting block; 8. a connecting ring; 9. a rotating shaft; 10. a clamping block; 11. a spring; 12. kneading blocks; 13. a slide clamp.

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. 1-4, the present invention provides a technical solution: a central venous catheter for hospitals with a shunting function comprises a catheter 1, a shunting block 2, a fixing block 3, a screwing cover 4, a connector tube 5, a clamping rod 6, a limiting block 7, a connecting ring 8, a rotating shaft 9, a clamping block 10, a spring 11, a pinching block 12 and a sliding clamp 13, wherein one end of the catheter 1 is connected with the shunting block 2, the fixing block 3 is fixed on two sides of the shunting block 2, one end of the shunting block 2 is connected with the screwing cover 4, the inner wall of the screwing cover 4 is of a threaded structure, the size of the inner wall of the opening end of the screwing cover 4 is matched with that of the outer wall of the connector tube 5, the connector tube 5 is in sliding connection with the screwing cover 4, the connector tube 5 is fixed through the screwing cover 4 after being inserted into the connector tube 5, the device can have the shunting function conveniently, and the connector tube 5 is connected inside the screwing cover 4 in a penetrating manner;

the clamping rod 6 is connected to the inner wall of the screw cap 4, the clamping rod 6 is made of hard plastic, the outer wall of the clamping rod 6 is of a threaded structure, a threaded connection is formed between the clamping rod 6 and the screw cap 4, the screw cap 4 is rotated to enable the clamping rod 6 to clamp the joint pipe 5, the equipment is convenient to fix the joint pipe 5, one end of the clamping rod 6 is fixedly provided with a limiting block 7, the outer wall of the conduit 1 is connected with a connecting ring 8, the inner wall size of the connecting ring 8 is matched with the outer wall size of the conduit 1, the conduit 1 is in sliding connection with the connecting ring 8, the connecting ring 8 can slide back and forth on the conduit 1 through the sliding connection between the conduit 1 and the connecting ring 8, the position of the connecting ring 8 is convenient to adjust, the inner part of the connecting ring 8 is connected with a rotating shaft 9 in a penetrating manner, the outer wall of the rotating shaft 9 is connected with clamping blocks 10, the clamping blocks 10 are provided with two groups, and the two groups of clamping blocks 10 are in a rotating connection with the connecting ring 8 through the rotating shaft 9, and constitute elastic linkage structure through spring 11 between two sets of clamp splice 10, through pressing to hold between the fingers piece 12, make clamp splice 10 can clip other objects and be convenient for this equipment pipe 1 to fix, one side of clamp splice 10 is connected with spring 11, the bottom of clamp splice 10 is fixed with holds between the fingers piece 12, slip clamp 13 sets up the outer wall at joint pipe 5, slip clamp 13 inner wall is tangent with the outer wall of joint pipe 5, and joint pipe 5 is provided with three groups, and three groups joint pipe 5 all with slip clamp 13 between constitute the slip block and be connected, through slip clamp 13, be convenient for adjust the distance position between three groups joint pipe 5, make things convenient for this equipment to use.

The working principle is as follows: when the central venous catheter with the shunt function for the hospital is used, firstly, the inner wall of a screw cap 4 of the device is in a threaded structure, the size of the inner wall of an opening end of the screw cap 4 is matched with the size of the outer wall of a joint pipe 5, and the joint pipe 5 and the screw cap 4 form sliding connection, when the central venous catheter is used, the joint pipe 5 is inserted into the inner wall of the opening end at the top of the screw cap 4 and a shunt block 2, then the screw cap 4 is rotated to connect the screw cap 4 and a clamping rod 6, because the clamping rod 6 is made of hard plastic material and has certain toughness, the clamping rod 6 drives a limiting block 7 to press the joint pipe 5 by rotating the screw cap 4, so that the joint pipe 5 cannot be loosened, the device has the shunt function by butting the shunt block 2 and the joint pipe 5, the device clamping blocks 10 are provided with two groups, the two groups of clamping blocks 10 form rotating connection with a connecting ring 8 by a rotating shaft 9, and the two groups of clamping blocks 10 form an elastic linkage structure by a spring 11, when the device is used, the pinching block 12 is pressed to stretch the spring 11, the pinching block 10 is opened and clamped on the surface of clothes or objects, so that the device conduit 1 can be fixed without sliding, the inner wall of the device sliding clamp 13 is tangent to the outer wall of the joint pipe 5, three groups of joint pipes 5 are arranged, the three groups of joint pipes 5 are all in sliding clamping connection with the sliding clamp 13, when in use, the sliding clamp 13 can be slid on the joint pipe 5, and the distance between the device joint pipes 5 can be conveniently adjusted through the sliding of the sliding clamp 13, and the content which is not described in detail in the description belongs to the prior art which is well known by a person skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A central venous catheter for hospital with reposition of redundant personnel function, includes pipe (1), clamping bar (6) and slip clamp (13), its characterized in that: one end of the guide pipe (1) is connected with a shunting block (2), fixed blocks (3) are fixed on two sides of the shunting block (2), one end of the shunting block (2) is connected with a screw cap (4), and a connector pipe (5) penetrates through the interior of the screw cap (4);

the utility model discloses a pipe joint, including clamp bar (6), connecting on the inner wall of screw cap (4), the one end of clamp bar (6) is fixed with spacing piece (7), the outer wall connection of pipe (1) has go-between (8), the inside through connection of go-between (8) has pivot (9), the outer wall connection of pivot (9) has clamp block (10), one side of clamp block (10) is connected with spring (11), the bottom of clamp block (10) is fixed with holds between the fingers piece (12), slip clamp (13) set up the outer wall at joint pipe (5).

2. The central venous catheter for hospital with shunt function of claim 1, characterized in that: the inner wall of the screw cap (4) is of a threaded structure, the size of the inner wall of the opening end of the screw cap (4) is matched with the size of the outer wall of the joint pipe (5), and the joint pipe (5) is in sliding connection with the screw cap (4).

3. The central venous catheter for hospital with shunt function of claim 1, characterized in that: the clamping rod (6) is made of hard plastic materials, the outer wall of the clamping rod (6) is of a threaded structure, and the clamping rod (6) is in threaded connection with the screw cap (4).

4. The central venous catheter for hospital with shunt function of claim 1, characterized in that: the clamping blocks (10) are arranged in two groups, the two groups of clamping blocks (10) are in rotary connection with the connecting ring (8) through the rotating shaft (9), and the two groups of clamping blocks (10) form an elastic linkage structure through the springs (11).

5. The central venous catheter for hospital with shunt function of claim 1, characterized in that: the size of the inner wall of the connecting ring (8) is matched with the size of the outer wall of the conduit (1), and the conduit (1) is in sliding connection with the connecting ring (8).

6. The central venous catheter for hospital with shunt function of claim 1, characterized in that: the inner wall of the sliding clamp (13) is tangent to the outer wall of the joint pipe (5), three groups of joint pipes (5) are arranged, and the three groups of joint pipes (5) are connected with the sliding clamp (13) in a sliding clamping mode.