CN210904172U - Temperature-sensing color-changing food filling hollow needle - Google Patents

Abstract

The utility model relates to a nasal feeding instrument technical field specifically is a temperature sensing discolours and irritates edible empty needle, including the nasogastric tube, the tip of nasogastric tube is equipped with the needle mouth, another tip lateral wall of nasogastric tube is equipped with the limit ring, the nasogastric tube is inside to be equipped with the push rod, the both ends of push rod are equipped with push pedal and piston respectively, one side of push pedal is equipped with and pushes the injection board, the circumference outer wall of pushing the injection board is equipped with the external screw thread, it has seted up the push pedal groove to push the lateral wall center department that the injection board is close to the push pedal, another lateral wall of pushing the injection board is coaxial to be equipped with the knob, the below of nasogastric tube is equipped with the fixed plate, the upper surface of fixed plate has been seted up the thread groove. The utility model discloses a needle mouth of design detects the temperature of nasal feeding food, and is simple convenient, reduces nurse's work load and operating time to improve nursing quality, it facilitates to look after the nasal feeding patient at home simultaneously.

Description

Temperature-sensing color-changing food filling hollow needle

Technical Field

The utility model relates to a nasal feeding instrument technical field specifically is a temperature sensing discolours and irritates edible empty needle.

Background

The indwelling stomach tube patient needs to use a feeding device to inject food, water and medicines into the stomach tube so as to maintain the nutrition and treatment needs of the patient, the temperature of nasal feeding food is the optimum temperature between 38 ℃ and 40 ℃, the gastrointestinal mucosa of the patient is easily damaged due to overhigh temperature of the nasal feeding food, the digestion function of the patient is affected due to overlow temperature of the nasal feeding food, dyspepsia is caused, and a plurality of inconveniences are brought to nursing work.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a temperature sensing discolours and irritates edible empty needle to the nasal feeding food high temperature that proposes in solving above-mentioned background art or low excessively causes the uncomfortable problem of patient.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a temperature sensing discolours irritates and eats empty needle, includes the nasogastric tube, the tip of nasogastric tube is equipped with the needle mouth, another tip lateral wall of nasogastric tube is equipped with the limit ring, the nasogastric tube is inside to be equipped with the push rod, the both ends of push rod are equipped with push pedal and piston respectively, one side of push pedal is equipped with the push injection board, the circumference outer wall of push injection board is equipped with the external screw thread, it is close to push the board the lateral wall center department of push pedal has seted up the push pedal groove, another lateral wall of push injection board is coaxial to be equipped with the knob, the below of nasogastric tube is equipped with the fixed plate, the upper surface of fixed plate is seted up and is equipped with the thread groove and sets up the limit groove in thread groove one side.

Preferably, a plurality of scale marks are arranged on the side wall of the nasogastric tube.

Preferably, the piston is slidably connected to the inner wall of the nasogastric tube.

Preferably, the push plate is in clamping fit with the push plate groove.

Preferably, the push injection plate and the knob are of an integrally formed structure.

Preferably, the push injection plate is in threaded connection with the threaded groove.

Preferably, the limiting ring is matched with the limiting groove in a plugging mode.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model has the advantages that the designed injection plate is convenient for injecting food in the nasal feeding tube, thereby effectively preventing the injection force from being too large to cause pipeline blockage, improving the practicability and providing convenience for subsequent nasal feeding food;

2. the utility model discloses a needle mouth of design detects the temperature of nasal feeding food, and is simple convenient, reduces nurse's work load and operating time to improve nursing quality, it facilitates to look after the nasal feeding patient at home simultaneously.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the middle push rod and the push injection plate of the present invention;

fig. 3 is a schematic structural view of a fixing plate of the present invention;

fig. 4 is a schematic cross-sectional structure view of the middle fixing plate of the present invention.

In the figure: 1. a nasal feeding tube; 10. scale lines; 11. a needle nozzle; 12. a confinement ring; 2. a push rod; 20. pushing the plate; 21. a piston; 3. a push injection plate; 30. an external thread; 31. a push plate groove; 32. a knob; 4. a fixing plate; 40. a thread groove; 41. defining a slot; 42. a groove; 420. and (5) hanging the groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Example 1:

the utility model provides a temperature sensing discolours irritates edible empty needle, as shown in fig. 1-4, including nasogastric tube 1, the tip of nasogastric tube 1 is equipped with needle mouth 11, another tip lateral wall of nasogastric tube 1 is equipped with limit ring 12, nasogastric tube 1 is inside to be equipped with push rod 2, the both ends of push rod 2 are equipped with push pedal 20 and piston 21 respectively, one side of push pedal 20 is equipped with push injection plate 3, push injection plate 3's circumference outer wall is equipped with external screw thread 30, push injection plate 3 is close to push plate 20's lateral wall center department and has seted up push plate groove 31, push injection plate 3's another lateral wall is coaxial to be equipped with knob 32, nasogastric tube 1's below is equipped with fixed plate 4, the upper surface of fixed plate 4 has been seted up and has been equipped with thread groove 40 and has been seted up the spacing groove 41 in thread groove 40 one.

In this embodiment, be equipped with a plurality of scale marks 10 on the lateral wall of nasogastric tube 1, when patient's nasal feeding, can observe patient's food intake through a plurality of scale marks 10, be convenient for take notes patient's food intake, when placing, can hang groove 420 with the couple embedding in, realize hanging fixed plate 4 to the couple on.

Further, the piston 21 is slidably connected to the inner wall of the nasogastric tube 1, and when the push rod 2 is pushed, the piston 21 can move along the inner wall of the nasogastric tube 1, so that the food in the nasogastric tube 1 can be pushed out of the nasogastric tube 1 from the needle tip 11.

It is specific, push pedal 20 and the cooperation of push pedal groove 31 joint, when promoting push rod 2, through going into push pedal 20 card in push pedal groove 31, reach and fix push pedal 20 on push pedal 3, facilitate for follow-up intraductal food of propelling movement nasogastric tube 1, restriction ring 12 and restriction groove 41 grafting cooperation, nasogastric tube 1 and restriction ring 12 be the integrated into one piece structure, guarantee the stability of being connected between nasogastric tube 1 and the restriction ring 12, through inserting restriction ring 12 in restriction groove 41, it fixes on fixed plate 4 to reach nasogastric tube 1, be convenient for follow-up use.

In addition, inject board 3 and knob 32 and be integrated into one piece structure, guarantee to inject the stability between board 3 and the knob 32, inject board 3 and thread groove 40 threaded connection, when rotating knob 32, it rotates to drive through knob 32 and inject board 3, and screw thread and external screw thread 30 through in the thread groove 40 agree with mutually and produce the effort, make and inject board 3 and remove along the inner wall of thread groove 40, furthermore, make and inject board 3 and promote the inner wall that push rod 2 drove piston 21 along nasogastric tube 1 through push pedal 20 and remove, reach the purpose of injecting the interior food of nasogastric tube 1.

It is worth noting that the needle nozzle 11 is coated with a thermochromic material, the thermochromic pigment is prepared from an electron transfer type organic compound system, the electron transfer type organic compound is an organic color system with a special chemical structure, the molecular structure of the organic matter is changed due to electron transfer at a specific temperature, so that color conversion is realized, when the temperature is lower than 38 ℃, the needle nozzle 11 part shows purple, when the temperature is between 38 and 40 ℃, the needle nozzle 11 part shows blue, and when the temperature is higher than 40 ℃, the needle nozzle 11 part shows colorless.

The utility model discloses a temperature sensing discolours irritates edible empty needle when using, when pushing the food, at first, rotate knob 32, drive injection plate 3 through knob 32 and rotate, and produce the effort through screw thread in thread groove 40 and external screw thread 30 agree with mutually, make injection plate 3 move along the inner wall of thread groove 40, and further, make injection plate 3 promote push rod 2 through push pedal 20 and drive piston 21 and move along the inner wall of nasogastric tube 1, reach the purpose of pushing the food in the nasogastric tube 1, prevent effectively that injection power is too big, lead to the pipeline blocking, improve the practicality;

before nasal feeding food, the temperature is tested by the thermochromic material outside the needle nozzle 11, when the temperature is lower than 38 ℃, the part of the needle nozzle 11 displays purple, when the temperature is between 38 and 40 ℃, the part of the needle nozzle 11 displays blue, when the temperature is higher than 40 ℃, the part of the needle nozzle 11 displays colorless, and through the needle nozzle 11, the workload and the working time of nurses are favorably reduced, the nursing quality is improved, and meanwhile, convenience is provided for the household care of nasal feeding patients.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (7)

1. The utility model provides a temperature sensing discolours and irritates edible empty needle, includes nasogastric tube (1), its characterized in that: the nasal feeding tube is characterized in that a needle nozzle (11) is arranged at the end part of the nasal feeding tube (1), a limiting ring (12) is arranged on the side wall of the other end part of the nasal feeding tube (1), a push rod (2) is arranged inside the nasal feeding tube (1), a push plate (20) and a piston (21) are respectively arranged at the two ends of the push rod (2), a push injection plate (3) is arranged on one side of the push plate (20), external threads (30) are arranged on the outer wall of the circumference of the push injection plate (3), a push plate groove (31) is formed in the position, close to the center of the side wall of the push plate (20), of the push injection plate (3), a knob (32) is coaxially arranged on the other side wall of the injection plate (3), a fixing plate (4) is arranged below the nasal feeding tube (1), a thread groove (40) and a limiting groove (41) formed in one side of the thread groove (40) are formed in the upper surface, and a hanging groove (420) is formed in the groove (42).

2. The thermochromic feeding empty needle of claim 1, wherein: the side wall of the nasal feeding tube (1) is provided with a plurality of scale marks (10).

3. The thermochromic feeding empty needle of claim 1, wherein: the piston (21) is in sliding connection with the inner wall of the nasogastric tube (1).

4. The thermochromic feeding empty needle of claim 1, wherein: the push plate (20) is in clamping fit with the push plate groove (31).

5. The thermochromic feeding empty needle of claim 1, wherein: the push injection plate (3) and the knob (32) are of an integrated structure.

6. The thermochromic feeding empty needle of claim 1, wherein: the push injection plate (3) is in threaded connection with the threaded groove (40).

7. The thermochromic feeding empty needle of claim 1, wherein: the limiting ring (12) is in plug fit with the limiting groove (41).

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