CN212757468U - An enteral nutrition filter - Google Patents
An enteral nutrition filter Download PDFInfo
- Publication number
- CN212757468U CN212757468U CN202021621496.1U CN202021621496U CN212757468U CN 212757468 U CN212757468 U CN 212757468U CN 202021621496 U CN202021621496 U CN 202021621496U CN 212757468 U CN212757468 U CN 212757468U
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- interface
- filter
- enteral nutrition
- tube
- shell
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Abstract
The utility model discloses a nutrition filter in intestines relates to medical supplies technical field. The utility model comprises an upper shell and a lower shell which are detachably connected, a filter cavity is formed between the upper shell and the lower shell, and a filter screen is transversely arranged in the filter cavity; the upper end of the upper shell is provided with a feeding port communicated with the filter cavity, and the side of the feeding port is provided with an injector port communicated with the filter cavity; the lower end of the lower shell is provided with a gastrointestinal tube interface which is used for communicating a nasogastric tube or a nasointestinal tube, and the gastrointestinal tube interface is communicated with the filter cavity. The utility model discloses can effectively filter the large granule in nutrient solution and the liquid medicine, prevent the pipeline from blockking up, can carry out nutrient solution and liquid medicine simultaneously and drip, wholly be detachable construction, conveniently dismantle the washing, repeatedly usable, convenient operation, economic nature and practicality are good.
Description
Technical Field
The utility model relates to the technical field of medical supplies, concretely relates to nutrition filter in intestines.
Background
For patients who can not take food orally, nutrient solution and medicine can be injected into the patients through nasogastric tubes or nasointestinal tubes. In the actual process of feeding and medicine injection, the nasal feeding pipeline is often blocked due to residues in the nutrient solution or insufficient grinding of the medicine powder, and particularly the probability of blockage of the nasointestinal tube is the highest.
In current clinical practice, medical personnel mostly adopt gauze to simply filter nutrient solution and liquid medicine, and this kind of mode is more loaded down with trivial details to because the gauze is cotton material, can absorb a lot of liquid medicine and nutrient solution, cause the waste, also lead to annotating easily to eat and annotate the medicine volume not enough.
Also there is a kind of instillation feeding tube with filter among the prior art, can annotate through this instillation feeding tube and eat the injection medicine, but this kind of instillation feeding tube, filter and pipeline formula structure as an organic whole itself, inseparable, in case the filter itself is blockked up by the large granule, then need change whole pipeline, complex operation on the one hand, it is inconvenient to change, and on the other hand economic nature and practicality are relatively poor.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems existing in the prior art, the utility model aims to provide an enteral nutrition filter. The utility model discloses can effectively filter the large granule in nutrient solution and the liquid medicine, prevent the pipeline from blockking up, can carry out nutrient solution and liquid medicine simultaneously and drip, wholly be detachable construction, conveniently dismantle the washing, repeatedly usable, convenient operation, economic nature and practicality are good.
The utility model relates to an enteral nutrition filter, which comprises an upper shell and a lower shell which are detachably connected, wherein a filter cavity is formed between the upper shell and the lower shell, and a filter screen is transversely arranged in the filter cavity; the upper end of the upper shell is provided with a feeding port communicated with the filter cavity, and the side of the feeding port is provided with an injector port communicated with the filter cavity; the lower end of the lower shell is provided with a gastrointestinal tube interface which is used for communicating a nasogastric tube or a nasointestinal tube, and the gastrointestinal tube interface is communicated with the filter cavity.
Preferably, the upper shell and the lower shell are both disc-shaped.
Preferably, the feeding port is in a shape of an inverted circular truncated cone, and the diameter of the feeding port gradually increases in a direction away from the upper shell.
Preferably, the enteral nutrition filter further comprises a first connector strip, a second connector strip, a first end cap and a second end cap;
the first end cover is matched with the food filling interface, the first end cover is detachably covered on the food filling interface, one end of the first connecting belt is connected with the first end cover, and the other end of the first connecting belt is connected with the food filling interface;
the second end cover is matched with the injector interface, the second end cover is detachably covered on the injector interface, one end of the second connecting belt is connected with the second end cover, and the other end of the second connecting belt is connected with the injector interface.
Preferably, the gastrointestinal tube interface is in the shape of a rounded frustum, the diameter of which gradually decreases in a direction away from the lower shell.
Preferably, the upper housing is threadedly coupled with the lower housing.
Preferably, a sealing ring is arranged at the connecting position of the upper shell and the lower shell.
Preferably, the injector interface extends obliquely to the feeding interface, and the inclination angle between the injector interface and the feeding interface is 50-60 degrees.
Preferably, the upper shell and the lower shell are both made of hard plastics.
The utility model relates to an enteral nutrition filter, its advantage lies in:
1. the utility model discloses a large granule in effective filtering nutrient solution of ability and the liquid medicine of filter screen in the filter chamber prevents the pipe blockage. Go up the casing and can dismantle the connection with the casing down, irritate the edible interface and annotate the ware with the nutrient solution or irritate edible empty needle for pegging graft, the syringe interface is pegged graft with the syringe, and the gastrointestinal tube interface is pegged graft with nasogastric tube or nasointestinal tube, wholly is the detachable structure, when annotating edible or annotate the medicine and accomplish the back, can with nutrition filter unpacks apart the washing in the intestines, prevents the filter screen blocking, can used repeatedly many times, uses convenient operation, and practicality and economic nature are good. Go up to be equipped with on the casing respectively and irritate edible interface and syringe interface, can annotate simultaneously and eat and annotate the medicine operation, it is more convenient to operate, more laminates the in-service use demand.
2. Go up the casing and all be discoid with lower casing, can conveniently carry out the dismouting operation, and easily processing.
3. The feeding port is in a shape of an inverted circular truncated cone, so that the feeding port can be conveniently connected with the nutrient liquid drip injector or the feeding hollow needle, and is stably connected and not easy to fall off.
4. First end cover is used for sealing and irritates the food interface, and the second end cover is used for sealing the syringe interface, annotates food and annotate the medicine when ending, can cover first end cover and second end cover respectively and close irritate food interface and syringe interface, can prevent that the gastric juice from flowing out, also can keep the stomach tube clean, does not receive the pollution.
5. The gastrointestinal tube interface is in an inverted frustum shape, can be conveniently connected with a nasogastric tube or a nasointestinal tube, and is stable in connection and not easy to fall off.
6. Go up threaded connection between casing and the lower casing, adopt threaded connection's mode, easy dismounting connects closely firm, the processing of being convenient for.
7. The connecting position of the upper shell and the lower shell is provided with a sealing ring, and the sealing ring can enhance the connection sealing property between the upper shell and the lower shell and prevent the nutrient solution and the liquid medicine from leaking outwards.
8. The injector interface is inclined to the feeding interface to extend, so that feeding and medicine injection operations can be conveniently carried out simultaneously, and interference between the injector and the nutrient liquid drop injector is avoided.
9. The upper shell and the lower shell are both made of hard plastics, and the hard plastics have good performance, light weight, convenient processing and low cost.
Drawings
FIG. 1 is a schematic view of an enteral filter according to the present invention;
fig. 2 is a second schematic structural view (sectional view of the housing) of the enteral nutrition filter according to the present invention;
fig. 3 is a schematic structural diagram of the upper shell of the present invention (a section of the shell position);
fig. 4 is a cross-sectional view of the lower housing of the present invention;
fig. 5 is a schematic view showing a state of use of the enteral nutrition filter according to the present invention.
Description of reference numerals: 1-upper shell, 2-lower shell, 3-filter chamber, 4-filter screen, 5-feeding interface, 6-injector interface, 7-gastrointestinal tube interface, 8-first connecting belt, 9-second connecting belt, 10-first end cover, 11-second end cover, 12-nutrient liquid drip injector and 13-nasogastric tube.
Detailed Description
As shown in fig. 1 to 5, the enteral nutrition filter according to the present embodiment includes an upper casing 1 and a lower casing 2 detachably connected to each other, the upper casing 1 is covered on the lower casing 2, cavities are provided inside the upper casing 1 and the lower casing 2, and a filter chamber 3 is formed between the upper casing 1 and the lower casing 2 after the upper casing 1 is covered on the lower casing 2. A filter screen 4 is transversely arranged in the filter cavity 3, so that the liquid flowing through the filter cavity 3 needs to be filtered by the filter screen 4.
The upper end of the upper shell 1 is provided with a feeding port 5 communicated with the filter cavity 3, the feeding port 5 vertically extends upwards from the upper surface of the upper shell 1, the feeding port 5 is used for connecting a nutrient liquid drip injector or a feeding empty needle, and nutrient liquid flows into the filter cavity 3 from the feeding port 5. An injector interface 6 communicated with the filter cavity 3 is arranged at the side of the feeding interface 5, the injector interface 6 is used for connecting an injector, and liquid medicine is injected into the filter cavity 3 through the injector.
The lower end of the lower shell 2 is provided with a gastrointestinal tube interface 7, the gastrointestinal tube interface 7 vertically extends downwards from the lower surface of the lower shell 2, the gastrointestinal tube interface 7 is used for communicating a nasogastric tube or a nasointestinal tube, the gastrointestinal tube interface 7 is communicated with the filter cavity 3, and nutrient solution and liquid medicine passing through the filter cavity 3 flow out of the gastrointestinal tube interface 7 and flow into the nasogastric tube or the nasointestinal tube.
As shown in fig. 5, in the actual use process of the enteral nutrition filter according to the present embodiment, taking a patient indwelling tube as a nasogastric tube as an example, when a nutrient solution needs to be instilled to a patient, the nutrient solution instillation device 12 is connected to the instillation interface 5 through a drug tube, the nasogastric tube 13 is connected to the gastrointestinal tube interface 7, and after the connection position is confirmed to be tight and stable, the nutrient solution instillation can be started. Nutrient solution flows into the filter cavity 3 from the feeding port 5, large particles are filtered by the filter screen 4, and then the nutrient solution flows into the nasogastric tube 13 from the gastrointestinal tube port 7 to enter the body of a patient.
When need inject into liquid medicine in the nutrient solution instillation process, can be with in the liquid medicine suction syringe, then insert the syringe and inject in syringe interface 6, the liquid medicine flows into filter chamber 3 from syringe interface 6, grinds insufficient powder in the filtering liquid medicine through filter screen 4, then flows into nasogastric tube 13 from gastrointestinal tube interface 7, gets into in the patient.
The utility model discloses a large granule in effective filtering nutrient solution and the liquid medicine of filter screen 4 in the filter chamber 3 prevents the pipe blockage. Go up casing 1 and casing 2 can dismantle the connection down, irritate edible interface 5 and nutrient solution drip injector or irritate edible empty needle for pegging graft, syringe interface 6 and syringe are pegging graft, and gastrointestinal tube interface 7 and nasogastric tube or nasointestinal tube are pegging graft, wholly are the detachable structure, and after annotating edible or annotate the medicine and accomplish, can with nutrition filter unpacks apart the washing in the intestines, prevents that filter screen 4 from blockking up, used repeatedly many times, and use convenient operation, practicality and economic nature are good. Go up to be equipped with respectively on the casing 1 and irritate edible interface 5 and syringe interface 6, can annotate simultaneously and eat and annotate the medicine operation, it is more convenient to operate, more laminates the in-service use demand.
Further, the upper casing 1 and the lower casing 2 are both disc-shaped, please refer to fig. 3 and 4, the lower surface of the upper casing 1 is recessed upwards, so that a cavity is formed inside the upper casing 1. The upper surface of the lower case 2 is depressed downward, so that a cavity is formed inside the lower case 2. The disc-shaped shell structure can be conveniently disassembled and assembled, and is easy to process.
Further, the feeding port 5 is in a shape of an inverted circular truncated cone, and the diameter of the feeding port gradually increases along the direction away from the upper shell 1. When the feeding port 5 is connected with the nutrient solution drip injector or the feeding hollow needle, the medicine tube or the feeding hollow needle is inserted into the feeding port 5, so that the feeding port 5 is set to be of a structure with a wide upper part and a narrow lower part, the medicine tube or the feeding hollow needle can be conveniently inserted into the feeding port 5, and the connection is stable and is not easy to fall off.
Further, this embodiment enteral nutrition filter still includes first connecting band 8, second connecting band 9, first end cap 10 and second end cap 11, and first end cap 10 and the mouth of irritating food 5 looks adaptation, specifically, first end cap 10 is the bottle lid form, and its internal diameter and the external diameter looks adaptation of the mouth of irritating food 5 for first end cap 10 can detachably cover and close on the mouth of irritating food 5. The first and second connecting belts 8 and 9 may be cotton thread, plastic tape, or the like. First end cover 10 is connected to first connecting band 8 one end, and the food interface 5 is irritated in the other end connection, and first connecting band 8 is used for tying first end cover 10 in irritating food interface 5 department for first end cover 10 can conveniently hang after taking off.
The second end cap 11 is adapted to the syringe interface 6, specifically, the second end cap 11 is in a bottle cap shape, the inner diameter of the second end cap is adapted to the outer diameter of the syringe interface 6, one end of the second connecting band 9 is connected to the second end cap 11, and the other end of the second connecting band is connected to the syringe interface 6. The second connecting strap 9 is used to attach the second end cap 11 to the syringe port 6 so that the second end cap 11 can be conveniently hung after being removed.
The gastrointestinal tube interface 7 is in the form of a rounded frustum, the diameter of which decreases progressively in a direction away from the lower housing 2. Gastrointestinal tube interface 7 is when being connected with nasogastric tube or nasointestinal tube, inserts gastrointestinal tube interface 7 in nasogastric tube or nasointestinal tube, therefore sets up gastrointestinal tube interface 7 to narrow structure down wide, can make things convenient for the lower extreme of gastrointestinal tube interface 7 to insert nasogastric tube or nasointestinal tube in, and connect firmly, is difficult for droing.
Further, the upper casing 1 is screwed with the lower casing 2, and specifically, as shown in fig. 3, a circular cavity is formed inside the upper casing 1, and an internal thread is formed on a side wall of the cavity. Correspondingly, as shown in fig. 4, an annular edge is formed by extending upward the upper surface of the lower casing 2, the diameter of the edge is slightly smaller than the inner diameter of the cavity of the upper casing 1, and an external thread matched with the internal thread is formed on the outer side wall of the edge. As shown in fig. 2, the upper casing 1 and the lower casing 2 are detachably connected by screwing the internal thread and the external thread. The mode of threaded connection, easy dismounting connects closely firm, the processing of being convenient for.
Further, a seal ring (not shown) is provided at the connecting position of the upper case 1 and the lower case 2. Specifically, the sealing ring is an annular sealing ring made of rubber, the diameter of the annular sealing ring is matched with the inner diameter of the cavity of the upper shell 1, and the sealing ring is arranged at the upper end edge of the cavity of the upper shell 1. The sealing ring can enhance the connection sealing property between the upper shell 1 and the lower shell 2 and prevent the nutrient solution and the liquid medicine from leaking outwards.
Further, the injector interface 6 extends obliquely to the feeding interface 5, and the inclination angle formed between the injector interface 6 and the feeding interface 5 is 50-60 degrees. The injector interface 6 is inclined to the feeding interface 5 to extend, so that feeding and medicine injection operations can be performed conveniently, the injector and the nutrient liquid drop injector are kept away in the vertical direction, and interference between the injector and the nutrient liquid drop injector is avoided.
Furthermore, the upper shell 1 and the lower shell 2 are both made of hard plastics, and the hard plastics have good performance, light weight, convenient processing and low cost.
In the description of the present application, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the case of not making a reverse explanation, these directional terms do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be considered as limiting the scope of the present application.
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures, and it is to be understood that spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both orientations of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of protection of the present application is not to be construed as being limited.
Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes are intended to fall within the scope of the claims.
Claims (9)
1. An enteral nutrition filter is characterized by comprising an upper shell and a lower shell which are detachably connected, wherein a filter cavity is formed between the upper shell and the lower shell, and a filter screen is transversely arranged in the filter cavity; the upper end of the upper shell is provided with a feeding port communicated with the filter cavity, and the side of the feeding port is provided with an injector port communicated with the filter cavity; the lower end of the lower shell is provided with a gastrointestinal tube interface which is used for communicating a nasogastric tube or a nasointestinal tube, and the gastrointestinal tube interface is communicated with the filter cavity.
2. The enteral nutrition filter according to claim 1, wherein each of the upper and lower housings is disc-shaped.
3. The enteral nutrition filter according to claim 1, wherein said feeding port is in the form of a rounded frustum with a diameter that gradually increases in a direction away from said upper housing.
4. The enteral nutrition filter according to claim 1, further comprising a first connector strap, a second connector strap, a first end cap and a second end cap;
the first end cover is matched with the food filling interface, the first end cover is detachably covered on the food filling interface, one end of the first connecting belt is connected with the first end cover, and the other end of the first connecting belt is connected with the food filling interface;
the second end cover is matched with the injector interface, the second end cover is detachably covered on the injector interface, one end of the second connecting belt is connected with the second end cover, and the other end of the second connecting belt is connected with the injector interface.
5. The enteral nutrition filter according to claim 1, wherein said gastrointestinal tube interface is in the form of a rounded frustum with a diameter that gradually decreases in a direction away from said lower housing.
6. The enteral nutrition filter according to claim 1, wherein said upper housing is threadably connected to said lower housing.
7. The enteral nutrition filter according to claim 6, wherein a sealing ring is provided at a connection position of the upper housing and the lower housing.
8. The enteral nutrition filter according to claim 1, wherein the syringe interface extends obliquely to the feeding interface, the angle of inclination between the syringe interface and the feeding interface being 50 ° -60 °.
9. The enteral nutrition filter according to claim 1, wherein said upper housing and said lower housing are both made of rigid plastic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021621496.1U CN212757468U (en) | 2020-08-06 | 2020-08-06 | An enteral nutrition filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021621496.1U CN212757468U (en) | 2020-08-06 | 2020-08-06 | An enteral nutrition filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212757468U true CN212757468U (en) | 2021-03-23 |
Family
ID=75050507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021621496.1U Expired - Fee Related CN212757468U (en) | 2020-08-06 | 2020-08-06 | An enteral nutrition filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212757468U (en) |
-
2020
- 2020-08-06 CN CN202021621496.1U patent/CN212757468U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210323 |