CN114848493B

CN114848493B - Cleanable self-drip bag for nutrient solution

Info

Publication number: CN114848493B
Application number: CN202210381236.9A
Authority: CN
Inventors: 周欣; 王剑桥; 刘忠霞; 张志远
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-04-13
Filing date: 2022-04-13
Publication date: 2025-08-22
Anticipated expiration: 2042-04-13
Also published as: CN114848493A

Abstract

The present invention relates to the field of enteral nutrition equipment, and in particular to a cleanable self-drip bag for nutrient solution. It aims to solve the problems of low automation, complicated steps, difficult cleaning, and low patient comfort in the prior art. The present invention comprises a nutrient solution bag and a cleaning bag hung on the nutrient solution bag, wherein physiological saline is filled in the cleaning belt, and the cleaning bag is provided with two liquid outlets, one of which is connected to the cleaning bag branch via a parallel branch, and a switch mechanism is provided at the connection, and the other liquid outlet is located at the outlet of the nutrient solution, and a float-type one-way valve is provided at the outlet of the pipeline. The advantages are: the combination method realizes easy conversion of the pipeline, is particularly suitable for use in enteral nutrition support, saves site space, can realize automated operation, completes multiple administrations of enteral nutrition, and can automatically flush one of the liquid outlets and the other liquid outlet in each cycle.

Description

Nutrient solution cleanable self-drip bag

Technical Field

The invention relates to the field of enteral nutrition equipment, in particular to a self-drip bag capable of cleaning nutrient solution.

Background

The improvement of the nutritional status of patients is the basic condition of disease treatment, clinical nutrition is enteral nutrition and parenteral nutrition, the enteral nutrition is more beneficial to metabolism and utilization of physiological nutrients of human bodies, the complete gastrointestinal structure and function can be safely and effectively promoted and maintained, the gastric mucosa barrier is protected, complications are reduced, the method is safer and more effective than parenteral nutrition, the treatment cost is reduced, and the complications are relatively easy to treat. The enteral nutrition pump is a nutrition type infusion pump for nasal feeding, and can be used for infusing water, nutrient solution and self-made rice milk with certain concentration through a nasal feeding tube. Has the functions of automatic transfusion, transfusion completion alarm, quick discharge, reverse shaft and the like.

The enteral nutrition in the current stage is difficult to realize in the actual operation process, 1. Because the nasal feeding process is intermittent, in the process of short stay, a flushing pipe is needed to be used for nasal feeding for the next time, and in the process of flushing the pipe, medical staff is needed to accompany in real time, the number of staff in a hospital is high, meanwhile, nasal feeding patients can only express in limb language, nursing has hysteresis, 2. The enteral nutrition nutrient solution is difficult to paste, can not carry a heat source, but too low temperature can cause irritation to the intestines and the stomach of the patients.

In summary, in the prior art, there are problems of low automation degree, complicated steps, difficult cleaning and low comfort level of patients.

Disclosure of Invention

The invention aims to solve the problems of low automation degree, complicated steps, difficult cleaning and low comfort level of patients in the prior art.

The specific scheme of the invention is as follows:

The utility model provides a but nutrient solution cleaning formula is from drip bag, nutrient solution bag and hanging are in wash bag on the nutrient solution bag, wash in the area and fill normal saline, wash the bag and be equipped with two liquid outlets, the liquid outlet of one of them is connected the wash bag branch road via parallelly connected branch road, and the junction is equipped with a switching mechanism, and another liquid outlet is in the liquid outlet of nutrient solution, and the exit of pipeline is equipped with the floater check valve simultaneously, wash the bag with be equipped with the liquid filling port on the nutrient solution bag, the nutrient solution liquid level height still has the warning line above being higher than floater top position.

In specific implementation, the alternative switching mechanism comprises a box body, a Y-shaped pipe is arranged in the box body, the double-end ends of the Y-shaped pipe are respectively connected with a nutrient solution bag and a cleaning bag, the single-end of the Y-shaped pipe is connected with an outlet of a self-drip bag, a cam type shifting block is arranged between the double-end ends of the Y-shaped pipe, a central rotating shaft is arranged at the axle center of the short axle end of the cam type shifting block, and the central rotating shaft is externally connected with a rocker.

Or the central rotating shaft is replaced by an externally connected bidirectional micro motor as a power source.

In specific implementation, the floating ball type one-way valve comprises a cone-shaped shell positioned below a liquid outlet of the cleaning bag, a serrated liquid circulation port is arranged at the edge of the cone-shaped shell, and a floating ball is arranged in the cone-shaped shell and is tangent to the cone-shaped shell in a floating state.

In the concrete implementation, the side of nutrient solution bag is Y style of calligraphy, the washing bag clamps in inflection point department, the nutrient solution bag with still be equipped with on the washing bag and hang the dress couple, the dress couple that hangs of nutrient solution bag is installed the center department of nutrient solution surface.

Or alternatively, the hanging hook point of the nutrient solution bag is lower than 2/3 of the size and the height of the nutrient solution bag.

In specific implementation, the cleaning bag is provided with a heating type heat preservation bag for controlling the temperature in the cleaning bag to be less than 30 ℃.

In specific implementation, the heating type thermal insulation bag comprises a bottom positioning plate, clamping claws arranged on the bottom positioning plate, and heating sheets arranged on the clamping claws, wherein through holes are formed in the positioning plate, the clamping claws are arranged in the through holes in a nested mode to keep the degree of freedom in the vertical direction, and dovetail groove type connection is arranged between the heating sheets and the clamping claws.

The rocker is connected with a locking mechanism, and the locking mechanism comprises a reset spring arranged on the central rotating shaft and a movable locating pin inserted into the rocker and the paper piece of the box body.

The invention has the beneficial effects that:

the intermittent flushing pipe is realized through the parallel pipeline, the final flushing pipe is realized through the design of the internal one-way valve, and the automatic degree is high due to the fact that the number of electric elements is small;

The height and the position of each part are reasonable in design, and the left arm can be automatically operated by changing the extension, so that the requirements on medical staff are reduced;

The heat preservation measures are proper, continuous low-temperature external heating is realized, the temperature is ensured, the pasting of the nutrient solution under the temperature condition can be prevented, the flexible characteristic of the material is utilized, and the design of the fixed point is convenient for the stability of the nutrient solution bag after the nutrient solution is poured downwards.

Drawings

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

FIG. 2 is a top view of the structure of the present invention;

FIG. 3 is a left side view of the structure of the present invention;

FIG. 4 is a right side view of the structure of the present invention;

FIG. 5 is a front cross-sectional view of the structure of the present invention;

FIG. 6 is a perspective view of the present invention;

In the figure, the names of all parts are 1, a nutrient solution bag, 2, a cleaning bag, 3, a cleaning bag branch, 4, a floating ball, 5, a box body, 6, a cam type shifting block, 7, a rocker, 8, a cone-shaped shell, 9, a claw, 10, a heating sheet, 11, a water permeable hole of the cone-shaped shell and 12, a movable positioning pin.

Detailed Description

The preferred embodiments of the present invention will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present invention only, and are not intended to limit the present invention.

Example 1

The utility model provides a nutrient solution cleanable formula is from driping bag, see fig. 1 through 6, the design includes nutrient solution bag 1 and hangs dress wash bag 2 on the nutrient solution bag 1, wash in-band packing normal saline, wash bag 2 is equipped with two liquid outlets, and the liquid outlet of one of them is connected wash bag branch road 3 via the parallel branch road, and the junction is equipped with a switching mechanism, and another liquid outlet is in the liquid outlet of nutrient solution, and the exit of pipeline is equipped with the floater check valve simultaneously, wash bag 2 with be equipped with the liquid filling port on the nutrient solution bag 1. In the working process, each pipeline is connected, then the injection of nutrient solution is started, meanwhile, the intermittent rest is carried out, the feeding process of the wash pipe is carried out, the wash bag is disposable, but in the single feeding process, the whole process can be reciprocally started to inject medicine and wash. The liquid injection port of the nutrient solution can also realize temporary fluid replacement, and the jacking of the floating ball is not influenced as long as the nutrient solution is above the warning line.

The alternative switching mechanism comprises a box body 5, a Y-shaped pipe is arranged in the box body 5, the double-end ends of the Y-shaped pipe are respectively connected with a nutrient solution bag 1 and a cleaning bag 2, the single-end of the Y-shaped pipe is connected with an outlet of a self-drip bag, a cam type shifting block 6 is arranged between the double-end ends of the Y-shaped pipe, a central rotating shaft is arranged at the axle center of the short axle end of the cam type shifting block 6, and the central rotating shaft is externally connected with a rocker 7.

The floating ball type one-way valve comprises a cone-shaped shell 8 positioned inside the lower part of a liquid outlet of the cleaning bag 2, a serrated liquid circulation port is arranged at the edge of the cone-shaped shell 8, a floating ball 4 is arranged inside the cone-shaped shell 8, and the floating ball 4 is tangent to the cone-shaped shell 8 in a floating state. When the liquid in the nutrient solution bag is used up, the floating ball falls down to finish the final flushing step. The liquid circulation port ensures the circulation of liquid inside and outside the cone-shaped shell.

The side of the nutrient solution bag 1 is Y-shaped, the cleaning bag 2 is clamped at an inflection point, the nutrient solution bag 1 and the cleaning bag 2 are further provided with hanging hooks, and the hanging hooks of the nutrient solution bag 1 are arranged at the center of the outer surface of the nutrient solution.

The cleaning bag 2 is provided with a heating type heat preservation bag for controlling the temperature in the cleaning bag 2 to be less than 30 ℃. The heating mode is mild and slow, and is suitable for the use environment of the embodiment.

The heating type thermal insulation bag comprises a bottom positioning plate, a clamping jaw 9 arranged on the bottom positioning plate and a heating sheet 10 arranged on the clamping jaw 9, wherein a through hole is formed in the positioning plate, the clamping jaw 9 is arranged in the through hole in a nested mode to keep the degree of freedom in the vertical direction, and dovetail groove type connection is arranged between the heating sheet 10 and the clamping jaw 9.

The rocker 7 is connected with a locking mechanism, and the locking mechanism comprises a reset spring arranged on the central rotating shaft and a movable positioning pin 12 inserted into the rocker 7 and the paper piece of the box body 5. The steering is realized by shaking, and the return spring realizes the steering when the force is removed.

Example 2

The principle of the embodiment is the same as that of the embodiment 1, and the specific difference is that the hanging hook point of the nutrient solution bag 1 is replaced by 2/3 of the dimension height of the nutrient solution bag 1. Is convenient for the deformation and the integral stabilization of the nutrient solution bag 1 after less liquid. When the deformation is carried out, the two wings turn over towards the middle, and the whole gravity center is stable. And is also beneficial to the passing medical staff to observe the residual capacity.

Example 3

The principle of the embodiment is the same as that of embodiment 1, and the specific difference is that the center rotating shaft is replaced by the externally connected bidirectional micro motor as a power source. The work of medical staff is further liberated through circuit control. In a specific working process, the motor can be connected with a time relay to control steering time and ensure intermittent flushing. The intermittent flushing pipe can ensure that a patient can realize balanced absorption of nutrient solution under the condition of a small amount of repeated times, and can also realize the alleviation of gastrointestinal tract by adding a medicament for alleviating gastric irritation in the cleaning fluid bag, so that the discomfort of the gastrointestinal tract after nasal feeding of a user is avoided.

It should be noted that the above-mentioned embodiments are merely preferred embodiments of the present invention, and the present invention is not limited thereto, but may be modified or substituted for some of the technical features thereof by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A cleanable self-drip bag for nutrient solution, characterized in that: a nutrient solution bag (1) and a cleaning bag (2) hung on the nutrient solution bag (1), the cleaning bag is filled with physiological saline, the cleaning bag (2) is provided with two liquid outlets, one of which is connected to the cleaning bag branch (3) via a parallel branch, a switch mechanism is provided at the connection, the other liquid outlet is at the liquid outlet of the nutrient solution, and a float-type one-way valve is provided at the outlet of the pipeline, the cleaning bag (2) and the nutrient solution bag (1) are provided with liquid injection ports, and a warning line is drawn above the position where the nutrient solution level is higher than the top of the float. The side of the nutrient solution bag (1) is Y-shaped, and the cleaning bag (2) is mounted at the inflection point. The nutrient solution bag (1) and the cleaning bag (2) are also provided with hanging hooks. The hanging hook of the nutrient solution bag (1) is installed at the center of the outer surface of the nutrient solution. The cleaning bag (2) is provided with a heating insulation bag for controlling the temperature inside the cleaning bag (2) to be less than 30 degrees. The bottom positioning plate is mounted on a claw (9) on the bottom positioning plate, and a heating plate (10) is mounted on the claw (9). The positioning plate is provided with a through hole, and the claw (9) is nested in the through hole to maintain the degree of freedom in the vertical direction. A dovetail groove connection is provided between the heating plate (10) and the claw (9).

2. The cleanable self-drip bag for nutrient solution as described in claim 1 is characterized in that: the selective switch mechanism includes a box body (5), a Y-shaped tube is placed in the box body (5), the double ends of the Y-shaped tube are respectively connected to the nutrient solution bag (1) and the cleaning bag (2), the single end of the Y-shaped tube is connected to the outlet of the self-drip bag, a cam-type shift block (6) is provided between the double ends of the Y-shaped tube, a central rotating shaft is provided at the axis center of the short axis end of the cam-type shift block (6), and the central rotating shaft is externally connected to a rocker (7).

3. The cleanable self-drip bag for nutrient solution as claimed in claim 2, wherein the central rotating shaft is replaced with an external bidirectional micro motor as a power source.

4. The cleanable self-drip bag for nutrient solution according to claim 1, characterized in that: the float-type one-way valve comprises a cone-shaped shell (8) located inside below the liquid outlet of the cleaning bag (2), the edge of the cone-shaped shell (8) is provided with a serrated liquid flow port, the inside of the cone-shaped shell (8) is provided with a float (4), and the float (4) is tangent to the cone-shaped shell (8) in a floating state.

5. The cleanable self-drip bag for nutrient solution according to claim 1, characterized in that the hanging hook point replaced by the nutrient solution bag (1) is lower than 2/3 of the height of the nutrient solution bag (1).

6. The cleanable self-drip bag for nutrient solution according to claim 2, characterized in that: the rocker (7) is connected to a locking mechanism, and the locking mechanism includes a return spring installed on the central shaft and a movable positioning pin (12) inserted into the rocker (7) and the paper of the box body (5).