CN218391659U

CN218391659U - Multifunctional injector for nasal feeding patient

Info

Publication number: CN218391659U
Application number: CN202221575380.8U
Authority: CN
Inventors: 殷蓉; 徐莎莎; 何超; 朱静
Original assignee: Jiangsu Province Hospital First Affiliated Hospital Of Nanjing Medical University
Current assignee: Jiangsu Province Hospital First Affiliated Hospital Of Nanjing Medical University
Priority date: 2022-06-22
Filing date: 2022-06-22
Publication date: 2023-01-31
Anticipated expiration: 2032-06-22

Abstract

The utility model discloses a multifunctional injector for nasal feeding patients, which comprises a face mask and a controller, wherein the face mask comprises a body, a connecting mechanism and a forehead fixing plate, the body is movably connected with the forehead fixing plate through the connecting mechanism, the upper end and the lower end of the body are respectively provided with an upper arc flitch and a lower arc flitch, a first upper air cushion and a first lower air cushion are arranged in the upper arc flitch side by side along the axial direction, the inner wall of the lower arc flitch is provided with a second upper air cushion and a second lower air cushion side by side along the axial direction, two side blocking pieces are symmetrically arranged at the two sides of the body, an outer edge air cushion is arranged along the outer edge of each side blocking piece, an inner edge air cushion is arranged along the inner edge of each side blocking piece, and an air passage is communicated between the face mask and the controller; the utility model discloses a plurality of air cushions that set up cooperate with the controller, aerify in the air cushion to the difference in turn to avoid long-time oppression to the same skin of patient, cause and press the sore.

Description

Multifunctional injector for nasal feeding patient

Technical Field

The utility model relates to the field of medical equipment, concretely relates to a multifunctional injector for nasal feeding patients.

Background

At present, in clinical treatment, partial patients are difficult to eat autonomously, and nutrient solution is generally required to be input into the patients through a nasal feeding method so as to supply nutrition to the patients, so that the normal operation of the bodies of the patients is maintained, and the self resistance of the patients is improved so as to accelerate the recovery of the patients; at present, generally need realize the nasogastric feeding method through the mode of keeping somewhere the nasogastric feeding pipe at the patient's health, because the liquid food is attached to on the nasogastric feeding pipe inner wall easily, need medical personnel in time to wash the nasogastric feeding pipe after injecting the liquid food for the patient, but the medical personnel of present general hospital are when injecting the liquid food for the patient, generally adopt simple syringe to wash the nasogastric feeding pipe earlier, take the flush fluid out from the patient stomach again, then the liquid food that needs the injection is extracted to reuse syringe, carry out the nasogastric feeding for the patient, the operating procedure is complicated and numerous, medical personnel's work efficiency has greatly been reduced, and extract the flush fluid, the in-process of liquid medicine and liquid food still can cause the hourglass.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the above-mentioned deficiencies and provide a multifunctional injector for nasal feeding patients, which can enable medical staff to continuously wash the nasal feeding tube for the patients and inject liquid food or medicine into the patients through the nasal feeding tube, thereby avoiding the leakage of the washing liquid, the liquid medicine and the liquid food;

in order to achieve the above purpose, the utility model adopts the technical proposal that: a multifunctional injector for nasal feeding patients comprises an injector, a cleaning fluid storage tank, an injection fluid storage tank, a filtering tank, a connector, a heating assembly and a controller, wherein the lower end of the injector is provided with an injection port and two connectors;

the lower ends of the cleaning solution storage tank and the injection liquid storage tank are respectively communicated with the two connector water channels through a straight-through valve;

the injection port is movably connected with a one-way valve, the one-way valve is connected with a filter tank through a hose, and the filter tank is connected with a connector through a hose;

one part of the heating assembly is arranged in the cleaning liquid storage tank, the other part of the heating assembly is arranged in the injected liquid storage tank, and the controller is electrically connected with the heating assembly.

Preferably, the syringe includes the syringe body, well spacer, the piston, thrust spring and adapter sleeve, well spacer sets up the middle section in the syringe body, the piston slides and sets up in the syringe body, and be located between syringe body bottom and well spacer, be connected with the push rod on the piston, push rod and well spacer sliding fit, thrust spring locates on the push rod, the inside bottom of adapter sleeve links to each other with the one end that the piston was kept away from to the push rod, thrust spring one end supports with well spacer, the thrust spring other end offsets with the inside bottom of adapter sleeve, adapter sleeve and syringe body inner wall sliding fit.

Preferably, the upper ends of the cleaning solution storage tank and the injected solution storage tank are respectively provided with an injection port and an air inlet, the injection port is provided with a rubber plug, and the air inlet is provided with a straight-through air valve.

As the preferred, be equipped with the filter in the filter tank, be equipped with a plurality of filtration pores on the filter.

Preferably, the connector comprises a connecting pipe, a conical silica gel sleeve, an adjusting threaded sleeve and a U-shaped limiting clamp, a separating boss is arranged in the middle section of the connecting pipe, the conical silica gel sleeve is sleeved on the connecting pipe, the large-diameter end of the conical silica gel sleeve abuts against the separating boss, one end, away from the conical silica gel sleeve, of the connecting pipe is connected with the filtering tank through a hose, the adjusting threaded sleeve is sleeved on one side, away from the conical silica gel sleeve, of the connecting pipe in a threaded fit mode, one side arm of the U-shaped limiting clamp is rotatably connected with the adjusting threaded sleeve, and a notch is formed in the other side arm of the U-shaped limiting clamp.

Preferably, the heating assembly comprises a plurality of electric heating pieces, a plurality of heat conducting pieces and two temperature sensors, the plurality of electric heating pieces are averagely divided into two groups, the two groups of electric heating pieces are respectively arranged at the bottom ends inside the cleaning solution storage tank and the injection solution storage tank, each electric heating piece is provided with a heat conducting piece, and the two temperature sensors are respectively arranged on the side walls inside the cleaning solution storage tank and the injection solution storage tank; the electric heating piece and the temperature sensor are both electrically connected with the controller.

Preferably, two holding rings are symmetrically arranged on the outer wall of the injector, and the holding rings are positioned at the gap between the cleaning solution storage tank and the injection solution storage tank.

Compared with the prior art, the utility model beneficial effect who has is:

according to the technical scheme of the utility model, the injector, the cleaning fluid storage tank and the injection fluid storage tank are matched, so that the nasal feeding tube can be continuously flushed, the flushing fluid can be pumped out, the liquid food or the medicine can be injected, and the nasal feeding tube can be flushed again, the time of medical personnel is saved, the working efficiency of the medical personnel is improved, and the flushing fluid, the liquid medicine and the liquid food are prevented from leaking;

the technical scheme of the utility model, heating element and the cooperation of controller that set up can heat flush fluid, liquid food or medicine to avoid flush fluid, liquid food or medicine temperature to hang down excessively, amazing patient's stomach causes the patient uncomfortable.

Drawings

FIG. 1 is an overall axial structural view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 isbase:Sub>A cross-sectional view taken at A-A of FIG. 2;

FIG. 4 is an enlarged view of a portion of FIG. 3 at B;

fig. 5 is a partial enlarged view of fig. 3 at C.

Detailed Description

The technical solution in the embodiment of the present invention will be described in detail with reference to fig. 1 to 5 in the embodiment of the present invention.

Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, or the two elements may be connected through an intermediate medium, and the specific meaning of the terms in the present invention will be understood to those skilled in the art.

Example 1

As shown in fig. 1, a multifunctional injector for nasal feeding patients comprises an injector 1, a cleaning solution storage tank 2, an injection solution storage tank 3, a filter tank 4, a connector 5, a heating assembly and a controller 6, wherein the lower end of the injector 1 is provided with an injection port 1a and two connection ports 1b;

the cleaning solution storage tank 2 and the injection liquid storage tank 3 are both arc-shaped, the cleaning solution storage tank 2 and the injection liquid storage tank 3 are both attached to the outer wall of the injector 1, and the cleaning solution storage tank 2 and the injection liquid storage tank 3 are fixed with the injector 1 through gluing; the lower ends of the cleaning solution storage tank 2 and the injection solution storage tank 3 are respectively communicated with the water channels of the two connecting ports 1b through a straight-through valve 7;

the through valve 7 at the lower end of the cleaning solution storage tank 2 is opened, the through valve 7 at the lower end of the injection solution storage tank 3 is closed, the piston 1e is pulled upwards at the moment, the cleaning solution in the cleaning solution storage tank 2 is pumped into the syringe body 1c, the through valve 7 at the lower end of the cleaning solution storage tank 2 is closed, the piston 1e gradually presses the cleaning solution in the syringe body 1c to flow into the filter tank 4 from the one-way valve 8 under the pushing of the thrust spring 1f, the cleaning solution is retained to the connector 5 by the filter tank 4 and then is guided into a nasal feeding tube reserved on a patient body to clean the nasal feeding tube;

after the flushing liquid in the injector body 1c completely flows out, repeating the above actions until the flushing liquid in the cleaning liquid storage tank 2 is completely pumped out, reversely connecting the one-way valve 8 to the injection port 1a, then closing the straight-through valve 7 at the lower end of the cleaning liquid storage tank 2, closing the straight-through valve 7 at the lower end of the injection liquid storage tank 3, pulling the piston 1e upwards, sucking the flushing liquid in the stomach of the patient by negative pressure in the injector body 1c, after the piston 1e is pulled to the uppermost end, opening the straight-through valve 7 at the lower end of the cleaning liquid storage tank 2, discharging the flushing liquid in the injector body 1c into the cleaning liquid storage tank 2, and then closing the straight-through valve 7 at the lower end of the cleaning liquid storage tank 2;

repeating the above operations until the cleaning solution storage tank 2 is full, basically pumping out the cleaning solution injected into the stomach of the patient, and reversely connecting the one-way valve 8 again;

opening a straight-through valve 7 at the lower end of an injection liquid storage tank 3, drawing a piston 1e upwards, allowing the liquid medicine or liquid diet stored in the injection liquid storage tank 3 to flow into a syringe body 1c, then closing the straight-through valve 7 at the lower end of the injection liquid storage tank 3, pushing the piston 1e to gradually press the liquid medicine or liquid diet in the syringe body 1c under the action of the elastic force of a thrust spring 1f, allowing the liquid medicine or liquid diet in the syringe body 1c to flow into a filter tank 4 from a one-way valve 8, remaining the liquid medicine or liquid diet to a connector 5 from the filter tank 4, and then introducing the liquid medicine or liquid diet into a nasal feeding tube reserved on a patient to inject the liquid diet or medicine into the patient;

the above operation is repeated until the injected medicine or liquid food reaches a desired amount, and the straight-through valve 7 at the lower end of the injection liquid storage tank 3 is closed.

The injection port 1a is movably connected with a one-way valve 8 through thread fit, the one-way valve 8 is connected with the filter tank 4 through a hose, and the filter tank 4 is connected with the connector 5 through a hose;

one part of the heating assembly is arranged in the cleaning liquid storage tank 2, the other part of the heating assembly is arranged in the injection liquid storage tank 3, and the controller 6 is electrically connected with the heating assembly; the controller 6 controls the starting of part of the heating components in the cleaning solution storage tank 2 and the infusion solution storage tank 3, so that the washing solution, the liquid diet or the medicine in the cleaning solution storage tank 2 and the infusion solution storage tank 3 can be heated, and the cold washing solution, the liquid diet or the medicine can be prevented from stimulating the stomach of the patient and causing discomfort to the patient.

The syringe 1 comprises a syringe body 1c, an intermediate sleeve 1d, a piston 1e, a thrust spring 1f and a connecting sleeve 1g, wherein the intermediate sleeve 1d is arranged in the middle section of the syringe body 1c, the piston 1e is arranged in the syringe body 1c in a sliding manner and is positioned between the bottom end of the syringe body 1c and the intermediate sleeve 1d, the piston 1e is connected with a push rod 9, the push rod 9 is in sliding fit with the intermediate sleeve 1d, the thrust spring 1f is sleeved on the push rod 9, the bottom end in the connecting sleeve 1g is connected with one end, far away from the piston 1e, of the push rod 9, one end of the thrust spring 1f abuts against the intermediate sleeve 1d, the other end of the thrust spring 1f abuts against the bottom end in the connecting sleeve 1g, and the elasticity of the thrust spring 1f enables the piston 1e to always abut against the bottom end in the syringe body 1c under the condition of no external force influence;

the connecting sleeve 1g is in sliding fit with the inner wall of the injector body 1 c;

the upper ends of the cleaning solution storage tank 2 and the injected solution storage tank 3 are respectively provided with an injection port and an air inlet, the injection ports are provided with rubber plugs 10, and the air inlets are provided with through air valves 11; when the storage materials in the cleaning solution storage tank 2 and the injection solution storage tank 3 are extracted, negative pressure is generated in the cleaning solution storage tank 2 and the injection solution storage tank 3 due to the reduction of the storage materials, and external air can be sucked by opening the through air valve 11 of the air inlet, so that the pressure in the cleaning solution storage tank 2 and the injection solution storage tank 3 is equalized.

A filter plate 12 is arranged in the filter tank 4, a plurality of filter holes are arranged on the filter plate 12, when washing liquid in the stomach of a patient is extracted, undigested food or drug residues in the stomach of the patient can be extracted at the same time, and the washing liquid can be filtered through the filter plate 12;

the connector 5 comprises a connecting pipe 13, a conical silica gel sleeve 14, an adjusting threaded sleeve 15 and a U-shaped limiting clamp 16, a separating boss 13a is arranged at the middle section of the connecting pipe 13, the conical silica gel sleeve 14 is sleeved on the connecting pipe 13, the large-diameter end of the conical silica gel sleeve 14 abuts against the separating boss 13a, and the conical silica gel sleeve 14 can adapt to nasal feeding pipe joints and medicine injection pipe joints with different sizes;

one end of the connecting pipe 13 far away from the conical silica gel sleeve 14 is connected with the filtering tank 4 through a hose, the adjusting threaded sleeve 15 is sleeved on one side, far away from the conical silica gel sleeve 14, of the connecting pipe 13 through threaded fit, one side arm of the U-shaped limiting clamp 16 is rotatably connected with the adjusting threaded sleeve 15, and a notch is formed in the other side arm of the U-shaped limiting clamp 16; when the connecting pipe 13 rotates, the adjusting screw sleeve 15 axially slides along the connecting pipe 13 to drive the U-shaped limiting clamp 16 to axially slide along the connecting pipe 13, so that the U-shaped limiting clamp 16 tightly clamps the nasal feeding pipe joint and the medicine injection pipe joint;

the heating assembly comprises a plurality of electric heating pieces 17, a plurality of heat-conducting pieces 18 and two temperature sensors 19, the plurality of electric heating pieces 17 are averagely divided into two groups, the two groups of electric heating pieces 17 are respectively arranged at the bottom ends inside the cleaning solution storage tank 2 and the injection solution storage tank 3, each electric heating piece 17 is provided with a heat-conducting piece 18, and the two temperature sensors 19 are respectively arranged on the side walls inside the cleaning solution storage tank 2 and the injection solution storage tank 3; the electric heating sheet 17 and the temperature sensor 19 are both electrically connected with the controller 6; the rated heating temperature can be preset through the controller 6;

in this embodiment, the controller 6 is a known product in the electrical technical field, and can be purchased directly, and in this embodiment, a single chip microcomputer can be used as the controller of the processor;

the controller 6 controls the electric heating sheet 17 to start and stop, so that objects stored in the cleaning solution storage tank 2 and the injection solution storage tank 3 are heated; the temperature sensor 19 can detect the temperature of the objects stored in the cleaning liquid storage tank 2 and the injection liquid storage tank 3, and feed the temperature back to the controller 6, the controller 6 processes the temperature information fed back, the controller 6 compares the temperature information fed back with a preset rated heating temperature according to the temperature information fed back, if the temperature value fed back is lower than the rated temperature value, the electric heating sheet 17 is switched on for continuous heating, and if the temperature value fed back is equal to or higher than the rated temperature value, the electric heating sheet 17 is switched off.

Two holding rings 20 are symmetrically arranged on the outer wall of the injector 1, and the holding rings 20 are positioned at the gap between the cleaning solution storage tank 2 and the injection solution storage tank 3.

The application process of this embodiment is as follows: injecting physiological saline as a flushing liquid into the cleaning liquid storage tank 2 in advance, and adding liquid food or liquid medicine into the injection liquid storage tank 3; the medical care personnel start the heating component through the controller 6 to heat the physiological saline, the liquid food or the liquid medicine;

then the connecting tube 13 is inserted into a nasal feeding tube joint which is kept on the body of a patient, after the conical silica gel sleeve 14 is tightly pressed against the nasal feeding tube joint, the adjusting screw sleeve 15 is rotated, so that the U-shaped limiting clamp 16 tightly clamps the nasal feeding tube joint;

then, flushing the nasogastric tube remained on the body of the patient, wherein during flushing, the straight-through valve 7 at the lower end of the cleaning liquid storage tank 2 is opened, the straight-through valve 7 at the lower end of the injection liquid storage tank 3 is closed, the piston 1e is pulled upwards, the cleaning liquid in the cleaning liquid storage tank 2 is pumped into the syringe body 1c, and the injection port 1a is limited by the one-way valve 8 to be in a closed state; closing a straight-through valve 7 at the lower end of the cleaning liquid storage tank 2, gradually pressing flushing liquid in the injector body 1c to flow into the filter tank 4 from the one-way valve 8 by the piston 1e under the pushing of the thrust spring 1f, remaining the flushing liquid to the connector 5 from the filter tank 4, and then introducing the flushing liquid into a nasal feeding tube reserved on a patient to flush the nasal feeding tube;

repeating the above operation until the rinse liquid in the cleaning liquid storage tank 2 is completely drawn out after the rinse liquid in the syringe body 1c completely flows out;

then reversely connecting the check valve 8 to the injection port 1a, then closing the through valve 7 at the lower end of the cleaning solution storage tank 2, closing the through valve 7 at the lower end of the injection solution storage tank 3, pulling the piston 1e upwards, sucking the cleaning solution in the stomach of the patient by negative pressure in the injector body 1c, opening the through valve 7 at the lower end of the cleaning solution storage tank 2 after the piston 1e is pulled to the uppermost end, discharging the cleaning solution in the injector body 1c into the cleaning solution storage tank 2, and then closing the through valve 7 at the lower end of the cleaning solution storage tank 2;

The above embodiment is only for explaining the technical thought of the utility model, can not be limited with this the utility model discloses a protection scope, all according to the utility model provides a technical thought, any change of doing on the technical scheme basis all falls into the utility model discloses within the protection scope.

Claims

1. A multifunctional syringe for nasal feeding patients, comprising a syringe (1), characterized in that: the device is characterized by also comprising a cleaning solution storage tank (2), an injection solution storage tank (3), a filtering tank (4), a connector (5), a heating assembly and a controller (6), wherein the lower end of the injector (1) is provided with an injection port (1 a) and two connecting ports (1 b);

the cleaning solution storage tank (2) and the injection liquid storage tank (3) are both arc-shaped, the cleaning solution storage tank (2) and the injection liquid storage tank (3) are both attached to the outer wall of the injector (1), and the lower ends of the cleaning solution storage tank (2) and the injection liquid storage tank (3) are respectively communicated with the water channels of the two connectors (1 b) through a straight-through valve (7);

the injection port (1 a) is movably connected with a one-way valve (8), the one-way valve (8) is connected with the filter tank (4) through a hose, and the filter tank (4) is connected with the connector (5) through a hose;

one part of the heating component is arranged in the cleaning liquid storage tank (2), the other part of the heating component is arranged in the injection liquid storage tank (3), and the controller (6) is electrically connected with the heating component.

2. A multi-function syringe for nasal feeding patients according to claim 1, characterized in that: syringe (1) includes syringe body (1 c), well spacer (1 d), piston (1 e), thrust spring (1 f) and adapter sleeve (1 g), well spacer (1 d) sets up in the middle section of syringe body (1 c), piston (1 e) slides and sets up in syringe body (1 c), and be located between syringe body (1 c) bottom and well spacer (1 d), be connected with push rod (9) on piston (1 e), push rod (9) and well spacer (1 d) sliding fit, thrust spring (1 f) cover is located on push rod (9), the one end that piston (1 e) was kept away from to adapter sleeve (1 g) inside bottom and push rod (9) links to each other, thrust spring (1 f) one end offsets with well spacer (1 d), thrust spring (1 f) other end offsets with adapter sleeve (1 g) inside bottom, adapter sleeve (1 g) and syringe body (1 c) inner wall sliding fit.

3. A multi-function syringe for nasal feeding patients according to claim 1, characterized in that: the upper ends of the cleaning solution storage tank (2) and the injection solution storage tank (3) are respectively provided with an injection port and an air inlet, the injection ports are provided with rubber plugs (10), and the air inlets are provided with through air valves (11).

4. A multi-purpose injector for nasal feeding patients according to claim 1, characterized in that: a filter plate (12) is arranged in the filter tank (4), and a plurality of filter holes are formed in the filter plate (12).

5. A multi-function syringe for nasal feeding patients according to claim 1, characterized in that: connector (5) are including connecting pipe (13), toper silica gel cover (14), adjust swivel nut (15) and U-shaped spacing card (16), connecting pipe (13) middle section is equipped with separates boss (13 a), toper silica gel cover (14) cover is located on connecting pipe (13), and toper silica gel cover (14) major diameter end offsets with separating boss (13 a), the one end of keeping away from toper silica gel cover (14) in connecting pipe (13) is passed through the hose connection with crossing filter tank (4), adjust swivel nut (15) and overlap one side of keeping away from toper silica gel cover (14) on locating connecting pipe (13) through screw-thread fit, one side arm and the regulation swivel nut (15) of U-shaped spacing card (16) rotate to be connected, be equipped with the breach on the opposite side arm of U-shaped spacing card (16).

6. A multi-function syringe for nasal feeding patients according to claim 1, characterized in that: the heating assembly comprises a plurality of electric heating pieces (17), a plurality of heat conducting pieces (18) and two temperature sensors (19), the plurality of electric heating pieces (17) are averagely divided into two groups, the two groups of electric heating pieces (17) are respectively arranged at the bottom ends inside the cleaning liquid storage tank (2) and the injection liquid storage tank (3), each electric heating piece (17) is provided with a heat conducting piece (18), and the two temperature sensors (19) are respectively arranged on the side walls inside the cleaning liquid storage tank (2) and the injection liquid storage tank (3); the electric heating piece (17) and the temperature sensor (19) are electrically connected with the controller (6).

7. A multi-purpose injector for nasal feeding patients according to claim 1, characterized in that: two holding rings (20) are symmetrically arranged on the outer wall of the injector (1), and the holding rings (20) are positioned in a gap between the cleaning solution storage tank (2) and the injection solution storage tank (3).