CN220917935U

CN220917935U - Catheter joint for drainage bag

Info

Publication number: CN220917935U
Application number: CN202321910283.4U
Authority: CN
Inventors: 孙东旭; 李春民; 王俊杰; 孟凡平; 赵良好
Original assignee: Qingdao Huaren Medical Product Co ltd
Current assignee: Qingdao Huaren Medical Product Co ltd
Priority date: 2023-07-19
Filing date: 2023-07-19
Publication date: 2024-05-10
Anticipated expiration: 2033-07-19

Abstract

The utility model relates to the technical field of medical appliances and discloses a catheter connector for a drainage bag, which comprises a connector and a sealing cover, wherein two sides of the top of the connector are cambered surfaces, the top of the connector is provided with a connecting pipe and a guard plate, the connecting pipe is arranged in the center of the top of the connector, one end of the connecting pipe is arranged between two groups of connecting pipes, the other end of the connecting pipe is arranged in the connector, the inner side wall of the connector is provided with a sliding block and a clamping groove, the bottom of the connector is provided with an opening, the sealing cover comprises a bottom plate and a pull ring, the pull ring is arranged at the bottom of the bottom plate, the top of the bottom plate is provided with a sleeve, the sleeve is provided with a mounting plate, and a buckle matched with the clamping groove is arranged on the mounting plate. The utility model not only can improve the connection strength of the conduit joint and the Y-shaped hose or the tee joint, but also can fully protect the conduit joint from pollution before butt joint, thereby effectively improving the use effect of the conduit joint.

Description

Catheter joint for drainage bag

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a catheter connector for a drainage bag.

Background

Peritoneal dialysis is a dialysis method that uses the peritoneal membrane of the human body itself as a dialysis membrane. The dialysate infused into the abdominal cavity exchanges solute and moisture with plasma components in capillaries on the other side of the peritoneal membrane, so that metabolic products and excessive moisture retained in the body are removed, and substances necessary for the body are supplemented through the dialysate. By constantly renewing the peritoneal fluid, the purpose of kidney replacement or supportive treatment is achieved.

At present, medical products that peritoneal dialysis adopted include drainage bag, Y type hose or tee bend and pipe joint, for example chinese patent application number 202220090911.8 discloses a peritoneal dialysis subassembly, including the dialysate bag, insert the pipe of belly and drainage end and pass through the membrane dialysis system and connect and form peritoneal dialysis, the membrane dialysis system is including the first hose of connecting the dialysate bag, the second hose of being connected with the drainage end, wherein both ends of tee bend are connected to first hose and second hose, and tee bend's surplus end erection joint, the plug butt joint of joint and pipe, the aseptic subsides of parcel after joint and plug connection, be the parcel district in the middle of the aseptic subsides, both sides are the district of pasting, the drainage end adopts transparent drainage bucket.

The prior art has at least the following problems: firstly, the structure of the conduit joint in the prior art is simpler, effective protection cannot be formed at the joint, the main embodiment is that a tee joint is connected with the conduit joint by adopting screw threads, the tee joint is easy to rotate in use, one end of a Y-shaped hose on the conduit joint is usually directly inserted into the Y-shaped hose when the Y-shaped hose is connected with the conduit joint, the connection strength of interference fit is not enough, the stability is poor, and the falling risk exists; and secondly, the catheter connector and the Y-shaped hose or tee joint are usually pre-installed, the catheter connector and other accessories such as a drainage bag are sealed in a packaging bag in an aseptic mode before the catheter connector is used, the packaging bag is detached for use during use, CAPD home self-management is completed by the aid of a patient or family members, and even if the CAPD home self-management is trained, the sterility protection consciousness of the connector is still deficient, and the connector is easy to unconsciously pollute before the installation.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model develops the catheter connector for the drainage bag, which not only can improve the connection strength of the catheter connector and the Y-shaped hose or the tee joint, but also can fully protect the catheter connector from pollution before butt joint, thereby effectively improving the use effect of the catheter connector.

The technical scheme for solving the technical problems is as follows: the utility model provides a catheter adapter for drainage bag, including joint and closing cap, the top both sides that connect are the cambered surface, and the top is equipped with connecting pipe and backplate, and the connecting pipe setting is at the top central authorities of joint, and one end setting is between two sets of connecting pipes, and the other end setting is in the inside of joint, and the inside lateral wall of joint is equipped with slider and draw-in groove, and the bottom of joint is equipped with the opening, and the closing cap includes bottom plate and pull ring, and the pull ring sets up in the bottom of bottom plate, and the top of bottom plate is equipped with the sleeve, is equipped with the mounting panel on the sleeve, is equipped with on the mounting panel with draw-in groove matched with buckle.

As optimization, a mounting gap is arranged between one end of the connecting pipe and the guard plate. Through setting up the installation clearance, can conveniently insert the pipe of drainage bag in, and the backplate can compress tightly the pipe of drainage bag on the connecting pipe, improve the stability of connection.

As optimization, the other end of the connecting pipe is arranged in the sleeve, and the outer diameter of the other end of the connecting pipe is matched with the inner diameter of the sleeve. Through setting up sleeve and mutually supporting with the connecting pipe, can strengthen the installation stability of closing cap, prevent that the closing cap from rocking and producing the gap.

As optimization, two groups of sliding blocks and clamping grooves are arranged, the two groups of sliding blocks are symmetrically arranged on the inner side wall of the joint, and the sliding blocks and the clamping grooves are distributed at intervals. By arranging two groups of sliding blocks, the rotating stability can be kept during the rotating connection, and the sliding blocks cannot be inclined; through setting up two sets of draw-in grooves, can strengthen the link strength of closing cap and joint, avoid the closing cap to drop from the joint easily.

As optimization, the mounting plate is also provided with a sliding plate, the center of the top of the sliding plate is provided with a groove, and the sliding block is arranged in the groove. Through setting up slide and recess, can drive the bottom plate through rotating the pull ring and rotate, drive the slide and rotate for the slider rises along the recess, makes buckle and draw-in groove separation, thereby pull down the closing cap.

As optimization, the sliding plate and the buckle are arranged around the sleeve, a gap is arranged between the sliding plate and the sleeve, and the sliding plate and the buckle correspond to the sliding block and the clamping groove respectively. Gaps are arranged among the sliding plate, the buckle and the sleeve, so that the buckle is convenient to separate from the clamping groove.

Preferably, the opening edge of the joint is provided with a chamfer, and the bottom plate edge is matched with the opening edge of the joint. Can further strengthen the installation stability of closing cap, prevent to rock, produce the gap.

Compared with the prior art, the utility model has the following beneficial effects:

By arranging the cambered surfaces at the two sides of the top of the joint, a user can conveniently hold the joint and rotationally install the joint on the external short tube of peritoneal dialysis; through the arrangement of the connecting pipe, one end of the connecting pipe can be connected with the catheter of the drainage bag, and the other end of the connecting pipe can be inserted into the external short pipe for peritoneal dialysis, so that the drainage bag and the external short pipe for peritoneal dialysis are communicated; by arranging the guard plate, the joint of the connecting pipe and the drainage bag guide pipe can be protected, the guide pipe of the drainage bag is clamped, and falling is prevented; the sliding block is arranged and can be matched with a spiral chute of the external short tube for peritoneal dialysis so as to be connected; by arranging the sealing cover, the connector can be sealed, so that the connector is not polluted by the outside before being opened for use; the sealing cover can be mounted at the bottom of the joint by arranging the clamping groove and the buckle to seal the joint; the sealing cover can be conveniently detached by a user through the arrangement of the pull ring; the sleeve is arranged, so that the other end of the connecting pipe can be accommodated, and collision is avoided; the mounting plate is arranged, so that the joint can be sealed secondarily, the tightness is further improved, and the buckle can be mounted; the utility model not only can improve the connection strength of the conduit joint and the Y-shaped hose or the tee joint, but also can fully protect the conduit joint from pollution before butt joint, thereby effectively improving the use effect of the conduit joint.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present utility model.

Fig. 2 is a side view of a joint in one embodiment of the utility model.

Fig. 3 is a bottom view of a fitting according to an embodiment of the present utility model.

Fig. 4 is a schematic structural view of a cover according to an embodiment of the utility model.

1, A joint; 2. a cover; 3. a connecting pipe; 4. a guard board; 5. a slide block; 6. a clamping groove; 7. a bottom plate; 8. a pull ring; 9. a sleeve; 10. a mounting plate; 11. a buckle; 12. a slide plate; 13. a groove.

Detailed Description

In order to clearly illustrate the technical features of the present solution, the present utility model will be described in detail below with reference to the following detailed description and the accompanying drawings.

Example 1

Fig. 1 to 4 are schematic views of an embodiment of the present utility model, as shown in fig. 1 to 4, a catheter connector for a drainage bag includes a connector 1 and a cover 2, as shown in fig. 2, two sides of the top of the connector 1 are cambered surfaces, the top is provided with a connecting pipe 3 and a guard plate 4, the connecting pipe 3 is arranged at the center of the top of the connector 1, one end of the connecting pipe is arranged between two groups of connecting pipes 3, the other end of the connecting pipe is arranged inside the connector 1, the inner side wall of the connector 1 is provided with a sliding block 5 and a clamping groove 6, the bottom of the connector 1 is provided with an opening, the cover 2 includes a bottom plate 7 and a pull ring 8, the pull ring 8 is arranged at the bottom of the bottom plate 7, the top of the bottom plate 7 is provided with a sleeve 9, the sleeve 9 is provided with a mounting plate 10, and the mounting plate 10 is provided with a buckle 11 matched with the clamping groove 6.

By arranging the cambered surfaces at the two sides of the top of the joint 1, a user can conveniently hold the joint 1, and the joint 1 is rotatably installed on the external short tube for peritoneal dialysis; through the arrangement of the connecting pipe 3, one end of the connecting pipe 3 can be connected with a catheter of the drainage bag, and the other end of the connecting pipe 3 can be inserted into the external short pipe for peritoneal dialysis, so that the drainage bag and the external short pipe for peritoneal dialysis are communicated; by arranging the guard plate 4, the joint of the connecting pipe 3 and the drainage bag conduit can be protected, the conduit of the drainage bag is clamped, and falling is prevented; the sliding block 5 is arranged and can be matched with a spiral chute of the external short tube for peritoneal dialysis so as to be connected; by arranging the sealing cover 2, the joint 1 can be sealed, so that the joint 1 is not polluted by the outside before being opened for use; by providing the clamping groove 6 and the clamping buckle 11, the sealing cover 2 can be installed at the bottom of the joint 1 to seal the joint 1; by arranging the pull ring 8, the cover 2 can be conveniently detached by a user; by providing the sleeve 9, the other end of the connecting pipe 3 can be accommodated, so that collision is avoided; by providing the mounting plate 10, the buckle 11 can be mounted.

As shown in fig. 1, an installation gap is provided between one end of the connection pipe 3 and the shield plate 4. Through setting up the installation clearance, can conveniently insert the pipe of drainage bag with connecting pipe 3 in, and backplate 4 can compress tightly the pipe of drainage bag on connecting pipe 3, improve the stability of connection.

The other end of the connecting pipe 3 is arranged in the sleeve 9, and the outer diameter of the other end of the connecting pipe 3 is matched with the inner diameter of the sleeve 9. By arranging the sleeve 9 on the connecting pipe 3 and mutually matching, the mounting stability of the sealing cover 2 can be enhanced, and the sealing cover 2 is prevented from shaking to generate gaps.

As shown in fig. 3, two groups of sliding blocks 5 and clamping grooves 6 are respectively arranged, the two groups of sliding blocks 5 are symmetrically arranged on the inner side wall of the joint 1, and the sliding blocks 5 and the clamping grooves 6 are distributed at intervals. By arranging two groups of sliding blocks 5, the rotation stability can be kept during the rotation connection, and the deflection can be avoided; by arranging two groups of clamping grooves 6, the linking strength of the sealing cover 2 and the connector 1 can be enhanced, and the sealing cover 2 is prevented from easily falling off from the connector 1.

As shown in fig. 4, the mounting plate 10 is further provided with a sliding plate 12, a groove 13 is formed in the center of the top of the sliding plate 12, the groove 13 is triangular, the sliding block 5 is arranged in the groove 13, and the sliding block 5 is a cylindrical protruding block. Through setting up slide 12 and recess 13, can drive the bottom plate 7 through rotating pull ring 8 and rotate, drive slide 12 and rotate for slider 5 rises along recess 13, makes buckle 11 and draw-in groove 6 separation, thereby tear closing cap 2 down.

As shown in fig. 4, the sliding plate 12 and the buckle 11 are arranged around the sleeve 9, a gap is arranged between the sliding plate 12 and the sleeve 9, and the sliding plate 12 and the buckle 11 respectively correspond to the sliding block 5 and the clamping groove 6. By providing a gap between the slide plate 12, the catch 11 and the sleeve 9, the catch 11 is facilitated to disengage from the catch groove 6.

The opening edge of the joint 1 is provided with a chamfer, and the edge of the bottom plate 7 is matched with the opening edge of the joint 1. The mounting stability of the cover 2 can be further enhanced, and rattling can be prevented, resulting in a gap.

When the sealing device is used, the drainage bag and other accessories are taken out of the aseptic sealing packaging bag together, if an operator needs to process other things at the moment, the drainage bag and the other accessories are placed aside in a short time, the inside of the joint 1 is not polluted by the outside as long as the sealing cover 2 is not detached, and the sealing cover 2 can seal the joint 1; when the sealing cover 2 is detached, an operator can directly pull the pull ring 8 outwards to enable the buckle 11 to be separated from the clamping groove 6, the sealing cover 2 is detached, the pull ring 8 can also be rotated to drive the bottom plate 7 to rotate to drive the sliding plate 12 to rotate to enable the sliding block 5 to ascend along the groove 13, at the moment, the buckle 11 is separated from the clamping groove 6, the sealing cover 2 can be directly detached, then the iodine cap of the external short tube of peritoneal dialysis is detached, and the joint 1 is in butt joint with the joint of the external short tube of peritoneal dialysis so as to perform subsequent operation; during butt joint, the sliding block 5 can be matched with a spiral chute of the external connecting short pipe of the peritoneal dialysis so as to be connected with a joint of the external connecting short pipe of the peritoneal dialysis, the guard board 4 can protect the joint of the connecting pipe 3 and the drainage bag pipe, and the connecting pipe 3 can clamp the drainage bag pipe together to prevent falling; the utility model not only can improve the connection strength of the conduit joint and the Y-shaped hose or the tee joint, but also can fully protect the conduit joint from pollution before butt joint, thereby effectively improving the use effect of the conduit joint.

The description of the orientation or relative positional relationship of the structures in the present utility model, such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the structures referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Claims

1. The utility model provides a catheter adapter for drainage bag, includes joint (1) and closing cap (2), characterized by: the top both sides of joint (1) are the cambered surface, the top is equipped with connecting pipe (3) and backplate (4), connecting pipe (3) set up the top central authorities at joint (1), one end sets up between two sets of connecting pipes (3), the other end sets up the inside at joint (1), the inside lateral wall of joint (1) is equipped with slider (5) and draw-in groove (6), the bottom of joint (1) is equipped with the opening, closing cap (2) include bottom plate (7) and pull ring (8), pull ring (8) set up the bottom at bottom plate (7), the top of bottom plate (7) is equipped with sleeve (9), be equipped with mounting panel (10) on sleeve (9), be equipped with on mounting panel (10) with draw-in groove (6) matched with buckle (11).

2. The catheter adapter for a drainage bag according to claim 1, wherein: an installation gap is arranged between one end of the connecting pipe (3) and the guard board (4).

3. The catheter adapter for a drainage bag according to claim 2, wherein: the other end of the connecting pipe (3) is arranged in the sleeve (9), and the outer diameter of the other end of the connecting pipe (3) is matched with the inner diameter of the sleeve (9).

4. The catheter adapter for a drainage bag according to claim 1, wherein: the sliding blocks (5) and the clamping grooves (6) are respectively provided with two groups, the two groups of sliding blocks (5) are symmetrically arranged on the inner side wall of the joint (1), and the sliding blocks (5) and the clamping grooves (6) are distributed at intervals.

5. The catheter adapter for a drainage bag according to claim 4, wherein: the mounting plate (10) is also provided with a sliding plate (12), the center of the top of the sliding plate (12) is provided with a groove (13), and the sliding block (5) is arranged in the groove (13).

6. The catheter adapter for a drainage bag according to claim 5, wherein: the sliding plate (12) and the buckle (11) are arranged around the sleeve (9), a gap is arranged between the sliding plate (12) and the sleeve (9), and the sliding plate (12) and the buckle (11) respectively correspond to the sliding block (5) and the clamping groove (6).

7. The catheter adapter for a drainage bag according to any one of claims 1 to 6, wherein: the opening edge of the joint (1) is provided with a chamfer, and the edge of the bottom plate (7) is matched with the opening edge of the joint (1).