A type of fistula tube nutrition pump tube connector

By designing a connector for the jejunostomy tube and nutrition pump tube, and using threaded connections and snap-fit ​​fixation, the problem of mismatch between postoperative nutrition tubing for jejunostomy tubes and gastrostomy tubes was solved. This achieved a stable connection between the jejunostomy tube and the nutrition tube, avoiding rupture and aging of the jejunostomy tube, and providing a convenient user experience.

CN224269914UActive Publication Date: 2026-05-26ZHEJIANG UNIV
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
ZHEJIANG UNIV
Filing Date
2025-04-14
Publication Date
2026-05-26

AI Technical Summary

Technical Problem

In the current technology, there is a lack of corresponding matching connectors after jejunostomy tube and gastrostomy tube surgery, which leads to repeated insertion and removal of the feeding tube, causing the tube to rupture and age, and causing inconvenience to the clinic.

Method used

A nasogastric tube nutrition pump connector was designed, comprising a straight-mouth nasogastric tube connector, a screw-mouth nasogastric tube connector, a connecting block, a locking plate, a locking groove, and an elastic piece. Through threaded connection and locking fixation, a stable connection between different types of nasogastric tubes and nutrition tubes can be achieved.

Benefits of technology

It solves the problem of mismatch between the stoma tube and the feeding tube connector, avoids the rupture and aging of the stoma tube, provides a convenient connection and disassembly method, and meets the connection needs of different types of stoma tubes.

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Abstract

This utility model relates to the field of medical device technology and discloses a nasogastric tube feeding pump connector. The connector includes a connector body, a feeding tube connector mounted at the top of the connector body, and a screw-type nasogastric tube connector at the bottom of the connector body. A fixing plate is provided on the outer wall of the connector body. This utility model, by setting a straight-mouth nasogastric tube connector, a screw-type nasogastric tube connector, and a connecting block, allows the straight-mouth nasogastric tube to be connected to the straight-mouth nasogastric tube by threading the connecting block, thus connecting the straight-mouth nasogastric tube to the feeding tube. By unscrewing the straight-mouth nasogastric tube connector from the connecting block, the screw-type nasogastric tube can be directly connected to the screw-type nasogastric tube connector, thus connecting the screw-type nasogastric tube to the feeding tube. This solves the common clinical problem of mismatch between nasogastric tubes and feeding tube connectors, and simultaneously meets the needs of connecting screw-type and straight-mouth nasogastric tubes to nasogastric feeding tubes.
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Description

Technical Field

[0001] This utility model relates to the field of medical device technology, specifically to a fistula tube nutrition pump tube connector. Background Technology

[0002] A stoma is a medical procedure typically used for patients requiring long-term drainage or excretion. It is a surgical procedure that creates a channel within the body to connect two body cavities or to the external environment to facilitate the drainage of fluids or gases. The stoma tube is an essential medical device used in stoma surgery.

[0003] Currently, there are no matching connectors for connecting jejunostomy tubes (screw-type) and gastrostomy tubes (modified straight-mouth tubes) placed during surgery to nasogastric feeding tubes after surgery. On the one hand, clinical nurses need to modify the connectors before use. On the other hand, repeated insertion and removal of the feeding tubes leads to rupture and aging of the jejunostomy tubes, causing many inconveniences to clinicians. Therefore, there is an urgent need for a jejunostomy tube feeding pump connector. Utility Model Content

[0004] The purpose of this utility model is to provide a nasogastric tube feeding pump connector, which solves the problems in the background art such as the lack of corresponding matching connectors for jejunostomy tubes (screw-type) and gastrostomy tubes (modified straight-type tube) after surgery for connecting to nasogastric feeding tubes, as well as the repeated insertion and removal of feeding tubes leading to rupture and aging of the nasogastric tubes, which bring many inconveniences to clinical practice.

[0005] To solve the above-mentioned technical problems, this utility model provides the following technical solution:

[0006] A nasogastric tube feeding pump connector includes a connector body, a feeding tube connector installed at the top of the connector body, and a screw-type nasogastric tube connector provided at the bottom of the connector body. A fixing plate is provided on the outer wall of the connector body, a connecting block is provided at the bottom of the screw-type nasogastric tube connector, a straight-mouth nasogastric tube connector is provided on the outer side of the connecting block, a locking plate is connected to one side of the straight-mouth nasogastric tube connector, a locking groove is formed on the locking plate, an elastic piece is connected to the inner wall of the locking groove, and the locking block is fixed on the fixing plate.

[0007] Preferably, the nutrition tube connector is provided with a sealing cap, and the straight-mouth stoma tube connector is connected to the connecting block by a threaded connection.

[0008] Preferably, the straight-mouth stoma tube connector and the screw-mouth stoma tube connector are fixedly connected by a connecting block.

[0009] Preferably, the locking plate is fixedly connected to the straight-mouth stoma tube connector, and the fixing plate is fixedly connected to the connector body.

[0010] Preferably, the engaging block engages and is fixed to the slot, and the elastic piece is fixedly connected to the slot.

[0011] Preferably, the elastic sheet is made of rubber, and the locking block is made of plastic.

[0012] Preferably, the straight-mouth stoma tube connector and the main body of the connector are fixedly connected by a locking plate, a locking groove, a fixing plate, and a locking block.

[0013] Compared with the prior art, the beneficial effects achieved by this utility model are:

[0014] 1. This utility model, by setting a straight-mouth nasogastric tube connector, a screw-mouth nasogastric tube connector, and a connecting block, allows the straight-mouth nasogastric tube to be connected to the straight-mouth nasogastric tube by fixing the straight-mouth nasogastric tube connector with the connecting block, thereby connecting the straight-mouth nasogastric tube to the feeding tube. By unscrewing the straight-mouth nasogastric tube connector from the connecting block, the screw-mouth nasogastric tube can be directly connected to the screw-mouth nasogastric tube connector, thereby connecting the screw-mouth nasogastric tube to the feeding tube. This solves the common clinical problem of mismatch between nasogastric tube and feeding tube connectors, and simultaneously meets the needs of connecting screw-mouth and straight-mouth nasogastric tubes to nasogastric feeding tubes.

[0015] 2. This utility model, by setting a locking plate, a locking groove, a fixing plate, and a locking block, rotates the straight-mouth stoma tube connector so that the locking plate on one side aligns with the fixing plate on one side of the connector body. Then, the locking plate is pushed down so that the locking groove on the inner side of the locking plate passes through the locking block on the fixing plate. The elastic piece on the inner wall of the locking groove blocks the gap between the locking block and the locking groove, thus locking and fixing the locking block and the locking groove. This, in turn, locks and connects the locking plate and the fixing plate, fixing the straight-mouth stoma tube connector to one side of the connector body for storage. This makes it easy to retrieve the straight-mouth stoma tube connector when needed. Attached Figure Description

[0016] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0017] Figure 2 This is a schematic diagram of the screw-type fistula tube connector of this utility model;

[0018] Figure 3 This is a schematic diagram of the connecting block of this utility model;

[0019] Figure 4 This is a schematic diagram of the snap-fit ​​plate structure of this utility model;

[0020] Figure 5 This is a schematic diagram of the card slot of this utility model.

[0021] The components are: 1. Connector body; 2. Feeding tube connector; 3. Sealing cap; 4. Screw-type stoma tube connector; 5. Connecting block; 6. Straight stoma tube connector; 7. Clamping plate; 8. Clamping groove; 9. Elastic sheet; 10. Fixing plate; 11. Clamping block. Detailed Implementation

[0022] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0023] Please see Figure 1-3 A nasogastric tube feeding pump connector includes a connector body 1, a feeding tube connector 2 installed at the top of the connector body 1, and a threaded nasogastric tube connector 4 at the bottom of the connector body 1. A fixing plate 10 is provided on the outer wall of the connector body 1. A connecting block 5 is provided at the bottom of the threaded nasogastric tube connector 4. A straight-ended nasogastric tube connector 6 is provided on the outer side of the connecting block 5. A sealing cap 3 is provided on the feeding tube connector 2. The straight-ended nasogastric tube connector 6 and the connecting block 5 are connected by threads. By fixing the straight-mouth stoma tube connector 6 to the connecting block 5, the straight-mouth stoma tube can be connected to the straight-mouth stoma tube connector 6, thereby connecting the straight-mouth stoma tube to the feeding tube. By unscrewing the straight-mouth stoma tube connector 6 from the connecting block 5, the screw-mouth stoma tube can be directly connected to the screw-mouth stoma tube connector 4, thereby connecting the screw-mouth stoma tube to the feeding tube. This solves the common clinical problem of mismatch between the stoma tube and the feeding tube connector 2, and can simultaneously meet the needs of connecting both screw-mouth and straight-mouth stoma tubes to the nasogastric feeding pump tube.

[0024] Please see Figure 4-5 A stoma tube nutrition pump connector is provided. One side of the straight stoma tube connector 6 is connected to a locking plate 7. The locking plate 7 has a locking groove 8, and an elastic piece 9 is connected to the inner wall of the groove 8. A locking block 11 is fixed on a fixing plate 10. The locking plate 7 is fixedly connected to the straight stoma tube connector 6, and the fixing plate 10 is fixedly connected to the connector body 1. The locking block 11 engages and is fixed to the groove 8. The elastic piece 9 is fixedly connected to the groove 8. The elastic piece 9 is made of rubber, and the locking block 11 is made of plastic. The straight stoma tube connector 6 and the connector body 1 are connected by the locking plate 7, the groove 8, the fixing plate 10, and the locking mechanism. The straight-mouth stoma tube connector 6 is fixedly connected by rotating the locking plate 7 on one side of the connector body 1 so that it aligns with the fixing plate 10 on the other side. Then, the locking plate 7 is pushed down so that the locking groove 8 on the inner side of the locking plate 7 passes through the locking block 11 on the fixing plate 10. The elastic piece 9 on the inner wall of the locking groove 8 blocks the gap between the locking block 11 and the locking groove 8, so that the locking block 11 and the locking groove 8 are locked together. This makes the locking plate 7 locked together with the fixing plate 10, thus fixing the straight-mouth stoma tube connector 6 on one side of the connector body 1 for storage, so that it can be easily taken out when the straight-mouth stoma tube connector 6 is used.

[0025] In use, rotate the straight-mouth stoma tube connector 6 so that the locking plate 7 on one side aligns with the fixing plate 10 on one side of the connector body 1. Then push down the locking plate 7 so that the locking groove 8 on the inner side of the locking plate 7 passes through the locking block 11 on the fixing plate 10. The elastic piece 9 on the inner wall of the locking groove 8 blocks the gap between the locking block 11 and the locking groove 8, thus locking the locking block 11 and the locking groove 8 into place. This, in turn, locks the locking plate 7 into place with the fixing plate 10, fixing the straight-mouth stoma tube connector 6 to one side of the connector body 1 for easy storage and convenient use. When the straight-mouth stoma tube connector 6 is needed, remove it and fix it with the threaded connection block 5. This allows the straight-mouth stoma tube to be connected to the straight-mouth stoma tube connector 6, thus connecting the straight-mouth stoma tube to the feeding tube. Unscrew the straight-mouth stoma tube connector 6 from the connection block 5, and the screw-mouth stoma tube can be directly connected to the screw-mouth stoma tube connector 4, thus connecting the screw-mouth stoma tube to the feeding tube. This solves the common clinical problem of mismatch between the stoma tube and the feeding tube connector 2, and can simultaneously meet the needs of connecting both screw-mouth and straight-mouth stoma tubes to the nasogastric feeding pump tube.

[0026] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A nasogastric tube nutrition pump connector, comprising a connector body (1), characterized in that: The top of the connector body (1) is equipped with a nutrition tube connector (2), and the bottom of the connector body (1) is equipped with a screw-type stoma tube connector (4). The outer wall of the connector body (1) is equipped with a fixing plate (10). The bottom of the screw-type stoma tube connector (4) is equipped with a connecting block (5). The outer side of the connecting block (5) is equipped with a straight-mouth stoma tube connector (6). One side of the straight-mouth stoma tube connector (6) is connected to a locking plate (7). The locking plate (7) has a locking groove (8). The inner wall of the locking groove (8) is connected to an elastic piece (9). The fixing plate (10) is fixed with a locking block (11).

2. The ostomy tube nutrition pump connector according to claim 1, characterized in that: The nutrition tube connector (2) is provided with a sealing cap (3), and the straight-mouth stoma tube connector (6) is connected to the connecting block (5) by a threaded connection.

3. The ostomy tube nutrition pump connector according to claim 1, characterized in that: The straight-mouth stoma tube connector (6) and the screw-mouth stoma tube connector (4) are fixedly connected by a connecting block (5).

4. The ostomy tube nutrition pump connector according to claim 1, characterized in that: The locking plate (7) is fixedly connected to the straight-mouth stoma tube connector (6), and the fixing plate (10) is fixedly connected to the connector body (1).

5. The ostomy tube nutrition pump connector according to claim 1, characterized in that: The locking block (11) engages and is fixed to the slot (8), and the elastic piece (9) is fixedly connected to the slot (8).

6. The ostomy tube nutrition pump connector according to claim 1, characterized in that: The elastic sheet (9) is made of rubber, and the locking block (11) is made of plastic.

7. The ostomy tube nutrition pump connector according to claim 1, characterized in that: The straight-mouth stoma tube connector (6) and the connector body (1) are fixedly connected by a locking plate (7), a locking groove (8), a fixing plate (10) and a locking block (11).