CN220757675U

CN220757675U - Full-feeding enteral nutrition bag capable of being quantitatively pushed and injected in batches

Info

Publication number: CN220757675U
Application number: CN202321636962.7U
Authority: CN
Inventors: 李爽
Original assignee: Anhui Chest Hospital (anhui Tuberculosis Control Institute)
Current assignee: Anhui Chest Hospital (anhui Tuberculosis Control Institute)
Priority date: 2023-06-27
Filing date: 2023-06-27
Publication date: 2024-04-12
Anticipated expiration: 2033-06-27

Abstract

The application discloses a full-feeding enteral nutrition bag capable of being quantitatively pushed and injected in a divided mode, which belongs to the field of medical instruments. A main bag configured to have a sub-bag integrally formed with the main bag; the pushing and injecting port is arranged on the auxiliary bag and is in butt joint with a feeding tube on a patient; a filling chamber provided between the main bag and the sub-bag so as to communicate the main bag and the sub-bag; the filling assembly is arranged in the filling cavity and used for filling the nutrient solution in the main bag into the filling cavity and injecting the nutrient solution in the filling cavity into the auxiliary bag: the filling assembly comprises a filling piece and two one-way valves, wherein the filling piece is arranged in the filling cavity; one of the two check valves is communicated with the main bag and the filling cavity, and the other one is communicated with the pushing port and the auxiliary bag. The full-feeding enteral nutrition bag has the beneficial effects that the full-feeding enteral nutrition bag capable of accurately injecting the volume and quantitatively injecting the volume in a partitioned way is provided.

Description

Full-feeding enteral nutrition bag capable of being quantitatively pushed and injected in batches

Technical Field

The application relates to the field of medical equipment, in particular to a full-feeding enteral nutrition bag capable of being quantitatively pushed and injected in a divided mode.

Background

Malnutrition and nutritional risk can lead to reduced disease treatment, increased mortality and complication rates, and increased medical costs. Enteral nutrition therapy can maintain intestinal barrier function, reduce medical costs, and shorten hospitalization time. Enteral nutrition support can be used for patients with conscious disturbance or coma, dysphagia or loss of chewing ability and digestive tract injury, and can prevent and correct malnutrition, special diseases, etc. before and after operation;

the enteral nutrition preparation is used as one of effective means of nutrition treatment, has the advantages of reducing the complication occurrence rate and death rate of patients, shortening average hospitalization time, reducing medical cost and the like, and the application rate is gradually improved. The main ways of enteral nutrition support include oral administration and tube feeding (gravity instillation, pump injection, push injection), and the push injection has the advantages of simple operation, relatively short time consumption and the like, and is particularly suitable for home convalescence patients needing nursing. At present, the injection is mainly performed by using an injection syringe, and certain commercial enteral nutrition bags are provided with injection ports, but are disposable, once opened, resealing cannot be realized, pouring leakage and microbial pollution are easy to occur, waste is caused, and nursing difficulty is increased;

for example, patent number (CN 202221417725.7) can be divided into a full-feeding enteral nutrition bag for quantitative bolus injection; the main bag body and the auxiliary bag body realize partition through a buckle type clamp chain; the pushing and injecting port is arranged on the auxiliary bag body, and the oral tube feeding multipurpose port is arranged at the bottom of the main bag body; the oral tube feeding multipurpose port is connected with the main bag body through hot pressing, the pushing port is connected with the auxiliary bag body through hot pressing, and a one-way water outlet valve is arranged in the pushing port; the clamping buckle type clamping chains are positioned on the inner wall of the boundary between the main bag body and the auxiliary bag body, and can be embedded and separated;

in the structure, the main bag enters the auxiliary bag body in an extrusion mode and is sealed through the buckle type clip chain; experiments show that after the liquid in the main bag body enters the auxiliary bag body, the auxiliary bag body is sealed through the buckle type clamp chain, at the moment, the nutrient solution in the auxiliary bag body can partially flow back into the main bag body, and the volume of the auxiliary bag body is not controlled;

therefore, a novel full-feeding enteral nutrition bag capable of being injected quantitatively in a divided manner is needed to solve the technical defects.

Disclosure of Invention

The content of the present application is intended to introduce concepts in a simplified form that are further described below in the detailed description. The section of this application is not intended to identify key features or essential features of the claimed subject matter, nor is it intended to be used to limit the scope of the claimed subject matter.

To solve the technical problems mentioned in the background section above, some embodiments of the present application provide a full-feeding enteral nutrition bag that can be dosed and injected in several portions, a main bag configured to have a sub-bag integrally formed with the main bag;

the pushing and injecting port is arranged on the auxiliary bag and is in butt joint with a feeding tube on a patient;

a filling chamber provided between the main bag and the sub-bag so as to communicate the main bag and the sub-bag;

the filling assembly is arranged in the filling cavity and used for filling the nutrient solution in the main bag into the filling cavity and injecting the nutrient solution in the filling cavity into the auxiliary bag:

the filling assembly comprises a filling piece and two one-way valves, wherein the filling piece is arranged in the filling cavity; one of the two one-way valves is communicated with the main bag and the filling cavity, and the other one is communicated with the pushing port and the auxiliary bag;

in the working process, the nutrient solution in the main bag is filled into the filling cavity through the filling piece, and then the two one-way valves are communicated, so that the nutrient solution in the auxiliary bag is prevented from flowing back into the main bag, and the nutrient solution capacity in the auxiliary bag is accurate.

Further, defining a one-way valve communicating the main bag and the filling chamber as a first one-way valve;

defining a one-way valve communicating the push port and the secondary bag as a second one-way valve;

the first one-way valve always gives nutrient solution in the main bag and injects the nutrient solution into the auxiliary bag; the second one-way valve always gives nutrient solution in the auxiliary bag to be injected into the pushing injection port.

Further, the filling piece consists of a piston block arranged in the filling cavity in a sliding way and two pull ropes which are arranged at two ends of the piston block and can drive the piston to approach or depart from the one-way valve;

defining a pull rope for driving the piston to be far away from the one-way valve as a first pull rope;

the pull cord that drives the piston close to the check valve is defined as the second pull cord.

Further, scale marks are arranged on the pull rope.

Further, the part at the side surface of the auxiliary bag is protruded to form a column-shaped boss;

the side wall of the boss inclines to a certain angle towards the central axis along the extending direction of the boss;

wherein the boss surface portion is recessed and penetrates into the sub-pocket so that a push-injection port is formed.

Further, the inner wall of the pushing port is in a ladder structure.

Further, the inner side of the bottom of the pushing port sealing cover and the bottom of the pushing port trapezoid step structure are fixed through a buckle structure.

Further, a hanging hole for hanging the main bag on the frame body is formed on the side wall of the main bag.

The beneficial effects of this application lie in: provides a full-feeding enteral nutrition bag which has accurate specific metering and can be injected in a fractional and quantitative way.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the application and to provide a further understanding of the application with regard to the other features, objects and advantages of the application. The drawings of the illustrative embodiments of the present application and their descriptions are for the purpose of illustrating the present application and are not to be construed as unduly limiting the present application.

In addition, the same or similar reference numerals denote the same or similar elements throughout the drawings. Should be treated

The drawings are schematic and elements are not necessarily drawn to scale.

In the drawings:

FIG. 1 is an overall schematic diagram according to an embodiment of the present application;

fig. 2 is a schematic structural view of a part of the embodiment, mainly showing the structure of the filling chamber and the piston block.

Reference numerals:

1. a main bag; a1, hanging holes; a2, filling the cavity;

2. an auxiliary bag;

31. a first one-way valve; 32. a second one-way valve;

4. a piston block; 41. a first pull rope; 42. a second pull rope;

5. a boss; a5, pushing the injection port.

Detailed Description

Embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While certain embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete. It should be understood that the drawings and embodiments of the present disclosure are for illustration purposes only and are not intended to limit the scope of the present disclosure.

It should be noted that, for convenience of description, only the portions related to the present utility model are shown in the drawings. Embodiments of the present disclosure and features of embodiments may be combined with each other without conflict.

It should be noted that the terms "first," "second," and the like in this disclosure are merely used to distinguish between different devices, modules, or units and are not used to define an order or interdependence of functions performed by the devices, modules, or units.

It should be noted that references to "one", "a plurality" and "a plurality" in this disclosure are intended to be illustrative rather than limiting, and those of ordinary skill in the art will appreciate that "one or more" is intended to be understood as "one or more" unless the context clearly indicates otherwise.

The present disclosure will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

A full-feeding enteral nutrition bag capable of being quantitatively injected in a fractional manner, which is characterized in that: comprising the following steps: a main bag 1, a push injection port a5, a filling cavity a2 and a filling assembly;

the main bag 1 is constructed to have a sub-bag 2 integrally formed with the main bag 1, and a hanging hole a1 for hanging the main bag 1 on a frame body is formed on a side wall of the main bag 1; the main bag 1 and the auxiliary bag 2 are made of transparent composite materials, and the transparent composite materials are PET12 or AL7 or CPP or NY15 or PET 12-SiO 2 or PET 12-Al 2O 3. The capacity of the main bag 1 is 600mL, the surface of the main bag 1 is provided with scale marks, and each layer of scale marks is 100mL; the volume of the secondary bag 2 body 12 was 60mL.

A filling cavity a2 is arranged between the main bag 1 and the auxiliary bag 2 so as to communicate the main bag 1 and the auxiliary bag 2; the filling assembly is arranged in the filling cavity a2 and is used for filling the nutrient solution in the main bag 1 into the filling cavity a2 and injecting the nutrient solution in the filling cavity a2 into the auxiliary bag 2; the filling assembly consists of a filling piece and two one-way valves, wherein the filling piece is arranged in a filling cavity a2, one of the two one-way valves is communicated with a main bag 1 and the filling cavity a2, and the other one of the two one-way valves is communicated with a pushing injection port a5 and an auxiliary bag 2;

more specifically, a check valve that communicates the main bag 1 and the filling chamber a2 is defined as a first check valve 31; defining a check valve communicating the push port a5 and the sub-bag 2 as a second check valve 32; wherein, the first one-way valve 31 always gives nutrient solution in the main bag 1 to be injected into the auxiliary bag 2; the second check valve 32 always supplies the nutrient solution in the sub-bag 2 to the injection port a 5.

More specifically, the filling piece consists of a piston block 4 arranged in the filling cavity a2 in a sliding way and two pull ropes which are arranged at two ends of the piston block 4 and can drive the piston to approach or depart from the one-way valve; defining a pull cord driving the piston away from the check valve as a first pull cord 41; defining a pull cord that drives the piston to approach the check valve as a second pull cord 42; preferably, the stay cord is provided with scale marks; when the auxiliary bag is used, the first stay cord 41 is pulled, so that the piston block 4 moves, and then nutrient solution in the main bag 1 enters the auxiliary bag 2 from the first one-way valve 31; the capacity of the auxiliary bag 2 from the first one-way valve 31 can be known according to the scale marks on the pull rope, so that the quantitative injection of the nutrient solution according to the needs of patients is realized; and then pulls the second pulling cord 42 to push the nutrient solution in the filling cavity a2 into the secondary pouch 2.

More specifically, the part located at the side of the auxiliary bag 2 is protruded to form a column-shaped boss 5; the side wall of the boss 5 is inclined to the central axis direction by a certain angle along the extending direction of the boss 5; wherein the surface part of the boss 5 is concave and penetrates into the auxiliary bag 2 so as to form a push-injection port a5; the push injection port a5 is in butt joint with the patient feeding tube; the nutrient solution is dropped into the bolus port a5 by gravity.

More specifically, the inner wall of the push injection port a5 is in a ladder structure, and the inner side of the bottom of the push injection port a5 sealing cover is fixed with the bottom of the push injection port a5 trapezoid step structure in a buckle structure.

The foregoing description is only of the preferred embodiments of the present disclosure and description of the principles of the technology being employed. It will be appreciated by those skilled in the art that the scope of the utility model in the embodiments of the present disclosure is not limited to the specific combination of the above technical features, but encompasses other technical features formed by any combination of the above technical features or their equivalents without departing from the spirit of the utility model. Such as the above-described features, are mutually substituted with (but not limited to) the features having similar functions disclosed in the embodiments of the present disclosure.

Claims

1. A full-feeding enteral nutrition bag capable of being quantitatively injected in a fractional manner, which is characterized in that: comprising the following steps:

a main bag configured to have a sub-bag integrally formed with the main bag;

the filling assembly is arranged in the filling cavity and is used for filling the nutrient solution in the main bag into the filling cavity and injecting the nutrient solution in the filling cavity into the auxiliary bag:

the filling assembly comprises a filling piece and two one-way valves, wherein the filling piece is arranged in the filling cavity; one of the two check valves is communicated with the main bag and the filling cavity, and the other one is communicated with the pushing port and the auxiliary bag.

2. The all-fed enteral nutrition bag of claim 1, wherein the bolus is a divided, metered bolus:

defining a one-way valve communicating the main bag and the filling cavity as a first one-way valve;

the first one-way valve always gives nutrient solution in the main bag and injects the nutrient solution into the auxiliary bag; the second one-way valve always gives nutrient solution in the auxiliary bag to be injected into the pushing and injecting port.

3. The all-fed enteral nutrition bag of claim 1, wherein the bolus is a divided, metered bolus:

the filling piece consists of a piston block arranged in the filling cavity in a sliding way and two pull ropes which are arranged at two ends of the piston block and can drive the piston to approach or depart from the one-way valve;

defining a pull cord driving the piston away from the one-way valve as a first pull cord;

the pull cord driving the piston to approach the one-way valve is defined as a second pull cord.

4. A total fed enteral nutrition bag for split and metered bolus injection according to claim 3, characterized in that:

and scale marks are arranged on the pull rope.

5. The all-fed enteral nutrition bag of claim 1, wherein the bolus is a divided, metered bolus:

the part positioned at the side surface of the auxiliary bag is protruded to form a column-shaped boss;

wherein the boss surface portion is recessed and penetrates into the sub-pocket so that the push port is formed.

6. The all-fed enteral feeding bag of claim 5, wherein the bag is a single unit:

the inner wall of the pushing port is of a ladder structure.

7. The all-fed enteral nutrition bag of claim 6, wherein the bolus is a divided, metered bolus:

the inner side of the bottom of the pushing port sealing cover is fixed with the bottom of the pushing port trapezoid step structure through a buckle structure.

8. The all-fed enteral nutrition bag of claim 1, wherein the bolus is a divided, metered bolus:

a hanging hole for hanging the main bag on the frame body is formed on the side wall of the main bag.