CN203591451U - Nasogastric tube feed quantitative infusion device capable of being slightly adjusted - Google Patents
Nasogastric tube feed quantitative infusion device capable of being slightly adjusted Download PDFInfo
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- CN203591451U CN203591451U CN201320704158.8U CN201320704158U CN203591451U CN 203591451 U CN203591451 U CN 203591451U CN 201320704158 U CN201320704158 U CN 201320704158U CN 203591451 U CN203591451 U CN 203591451U
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- infusion device
- quantitative
- nasogastric tube
- handle
- trigger
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Abstract
A nasogastric tube feed quantitative infusion device capable of being slightly adjusted comprises a syringe and an infusion device. The syringe is arranged in a fixing trough of the infusion device, a quantitative control device is arranged on a push rod of the infusion device, a quantitative adjusting device is arranged on the face, facing a trigger, of a handle of the infusion device, the quantitative adjusting device comprises a wedge-shaped sliding block and a nut provided with a threaded rod in a penetrating mode, the wedge-shaped sliding block is arranged on the face, facing the trigger, of the handle, the nut is arranged on the bottom of the handle, one end of the threaded rod is connected to the bottom of the wedge-shaped sliding block, and the wedge-shaped sliding block is made to slide on the face, facing the trigger, of the handle by rotating the threaded rod. The nasogastric tube feed quantitative infusion device is simple in structure, convenient to use, capable of achieving quantitative infusion in a slight adjusting mode, especially suitable for home living or homemade homogenate intestine and stomach tube feed and capable of playing a filtering role to avoid tube jamming, reducing link contamination and avoiding the probability of increasing intestinal infection. The tail end of the nasogastric tube feed quantitative infusion device is connected with an outer tube in a handle mode, separation of a connector in operation is avoided, and the nasogastric tube feed quantitative infusion device is clean, economical and convenient to use.
Description
Technical field
This utility model relates to a kind of medical auxiliary apparatus, is specifically related to a kind of fine-tuning nasogastric tube and feeds quantitative infusion device.
Background technology
Nasogastric tube is fed in wide clinical application, can slowly splash into by Nasal-feeding pump or nasogastric tube.Nasal-feeding pump can be selected in hospital, but for the patient who feeds through enterogastric tube at home, purchases specially, and expense is too high; And enteral nutrition pump line splashes into, for bottled or packed finished product nutritional preparation still can, but maybe need to dissolve the nutritional preparation of powder for self-control liquid food, owing to mixing inhomogeneous or granule is larger, easily stop up enteral nutrition pump line, need to use syringe to give enterogastric tube and inject.
The syringe using clinically is at present the syringe that carries out intravenous pharmacy configuration use, because this syringe does not have defecator, medical personnel or family members all can take to filter with gauze or thin strainer to self-control homogenate, cause like this complicated operation, flow process is loaded down with trivial details, and increased the chance of polluting, easily cause gastrointestinal infection; Pintle is plug-type, and the operation meeting for injection volume more than 100 milliliters is required great effort very much, and interface end lacks fixture and easily departs from, and brings inconvenience to operation.Therefore need a kind of enterogastric tube easy to operate and that can carry out quantitatively controlling badly and feed infusion device.
Summary of the invention
This utility model object is to provide a kind of fine-tuning nasogastric tube and feeds quantitative infusion device, to make up existing the deficiencies in the prior art.
A kind of fine-tuning nasogastric tube is fed quantitative infusion device, comprise a syringe with piston rod, and infusion device, described infusion device is with the holddown groove of half column type, in this holddown groove, be provided with the push rod of front end band push jack, and the end of holddown groove is provided with the handle with trigger, described push rod travels forward by fastening trigger, and trigger can automatically reset after fastening, it is characterized in that described syringe is placed in the holddown groove of infusion device, and described push rod is provided with quantitative control device, described quantitative control device comprises a circular ring body being nested with on push rod, and the side of this circular ring body is provided with fastening bolt, described handle is provided with quantitative adjusting device towards the one side of trigger, this quantitative adjusting device comprises and is arranged on the wedge block of handle towards trigger one side, and of being arranged on handle bottom is installed with the nut of threaded rod, and described threaded rod one end is connected to the bottom of described wedge block, by rotating threaded rod, wedge block is slided towards the one side of trigger at handle.
Lateral surface at above-mentioned handle is provided with scale, and this scale is parallel with described threaded rod.
Above-mentioned push rod is provided with scale.
The side of said syringe front end is provided with funnelform charge door, and the top of charge door is provided with the material lid of pressing pop-up type.
In above-mentioned charge door, be provided with check valve.
The joint at said syringe top is pyramidal structure, and this pyramidal structure lateral surface is radially provided with the anticreep projection of multiple annulars.
The capacity of said syringe is made as 100 milliliters.
On above-mentioned infusion device, be also provided with the anti-dropping device of the arc sliding along holddown groove.
On above-mentioned anti-dropping device, be also provided with tether.
This utility model is simple in structure, easy to use, has realized fine-tuning quantitative infusion, special adapt at home or the enterogastric tube of self-control homogenate is fed, both can play filtration, and avoid plugging, the pollution of can reducing the link again, avoids increasing the chance of intestinal infection; End takes handle-type to be connected with outer tube, and while avoiding operating, interface departs from, clean, economy facility again.
Accompanying drawing explanation
Fig. 1 is the population structure schematic diagram of invention.
Fig. 2 is the perspective view of invention.
Fig. 3 is the perspective view of the syringe of invention.
Fig. 4 is the side view of the infusion device of invention.
Fig. 5 is the structural representation of the quantitative adjusting device of invention.
Wherein, syringe 1, piston rod 2, infusion device 3, holddown groove 4, push jack 5, push rod 6, trigger 7, handle 8, circular ring body 9, fastening bolt 10, wedge block 11, threaded rod 12, charge door 13, joint 14, anti-dropping device 15, tether 16, nut 17.
As figure, inner tube is extracted into outside filter, press opened filter, the homogenate of making is filtered in syringe, open connector protection device, connect cone-shaped interface, under push away connector protection device, be enclosed within on enterogastric tube, pull one end, to tight, fixes interface end.
The specific embodiment
As shown in Fig. 1～5, nasogastric tube of the present utility model is fed quantitative infusion device, comprise a syringe 1 with piston rod 2, with infusion device 3, described infusion device 3 adopts the structure of glue rifle, comprise the holddown groove 4 of half column type, in this holddown groove 4, be provided with the push rod 6 of front end band push jack 5, and the end of holddown groove 4 is provided with the handle 8 with trigger 7, described push rod 6 travels forward by fastening trigger 7, and trigger 7 has the spring of utilization and carries out automatically reset function after fastening, described syringe 1 is placed in the holddown groove 4 of infusion device 3, and described push rod 6 is provided with quantitative control device, described quantitative control device comprises a circular ring body 9 being nested with on push rod 6, for slide into desired position on push rod 6, and the side of this circular ring body 9 is provided with fastening bolt 10, for circular ring body 9 is locked in to above-mentioned position, can play the effect that stops that push rod 6 moves forward, described handle 8 is also provided with quantitative adjusting device towards the one side of trigger 7, as shown in Figure 5, this quantitative adjusting device comprises and is arranged on the wedge block 11 of handle 8 towards trigger 7 one side, and of being arranged on handle 8 bottoms is installed with the nut 17 of threaded rod 12, and described threaded rod 12 one end are connected to the bottom of described wedge block 11, by rotating threaded rod 12, wedge block 11 is slided towards the one side of trigger 7 at handle 8, in the time that sliding to diverse location, slide block 11 can control the amplitude that trigger 7 fastens, thereby adjust bolus injection amount, because trigger 7 has reset function, fasten continuously trigger 7 and can inject continuously identical amount.
Lateral surface at above-mentioned handle 8 is provided with scale, and this scale is parallel with described threaded rod 12, because threaded rod has continuous propelling, therefore can realize the continuous setup between " 0～maximum single injection rate ", play fine setting effect truly.By the total injection rate of quantitative control device adjustment, adjust bolus injection amount by quantitative adjusting device.
Its benefit is also to adapt to the syringe of different capabilities, different-diameter, can calculate the position on the handle scale of required bolus injection amount by the continuous scale value on handle 8; Also can calculate once the position on total corresponding push rod scale of injection rate by the continuous scale value on push rod 6.
Above-mentioned push rod 6 is provided with scale, the length that push rod 6 can be advanced is converted into the volume of injection, can play the effect of adjusting total injection rate, no matter where above-mentioned slide block 11 is, in the time that push rod 7 moves to the scale that quantitative control device limits, total injection rate will be the corresponding capacity of this scale.
As shown in Figures 1 to 3, the side of said syringe 1 front end is provided with funnelform charge door 13, and the top of charge door 13 is provided with the material lid of pressing pop-up type, thereby is convenient to feed in raw material to syringe 1.
In above-mentioned charge door 3, be provided with check valve, while being unlikely to inject, make to feed in raw material and overflow from charge door 13.
As shown in Figure 1, the joint 13 at said syringe 1 top is pyramidal structure, and this pyramidal structure lateral surface is radially provided with the anticreep projection of multiple annulars.After syringe inner tube being extracted into charge door when use, the homogenate of making is filtered in syringe, closes charge door, open nasogastric tube connector protection device, connect cone-shaped interface 13, under push away connector protection device, be enclosed within on enterogastric tube, can use.
The capacity of said syringe 1 is made as 100 milliliters.
As shown in Fig. 1,2,4, on above-mentioned infusion device 3, be also provided with the anti-dropping device 15 of the arc sliding along holddown groove 4, after packing syringe 1 into holddown groove 4, this anti-dropping device is slid into the top of syringe 1, play the effect that prevents that syringe from coming off.On above-mentioned anti-dropping device 15, be also provided with tether 16, for being to articulate the parts such as head cap.
Claims (9)
1. fine-tuning nasogastric tube is fed quantitative infusion device, comprise a syringe with piston rod (2) (1), and infusion device (3), described infusion device (3) is with the holddown groove (4) of half column type, in this holddown groove (4), be provided with the push rod (6) of front end band push jack (5), and the end of holddown groove (4) is provided with the handle (8) of band trigger (7), described push rod (6) travels forward by fastening trigger (7), and trigger (7) can automatically reset after fastening, it is characterized in that described syringe (1) is placed in the holddown groove (4) of infusion device (3), and described push rod (6) is provided with quantitative control device, described quantitative control device comprises a circular ring body (9) being nested with on push rod (6), and the side of this circular ring body (9) is provided with fastening bolt (10), described handle (8) is provided with quantitative adjusting device towards the one side of trigger (7), this quantitative adjusting device comprises and is arranged on the wedge block (11) of handle (8) towards trigger (7) one side, and of being arranged on handle (8) bottom is installed with the nut (17) of threaded rod (12), and described threaded rod (12) one end is connected to the bottom of described wedge block (11), by rotating threaded rod (12), wedge block (11) is slided towards the one side of trigger (7) at handle (8).
2. fine-tuning nasogastric tube as claimed in claim 1 is fed quantitative infusion device, it is characterized in that the lateral surface of above-mentioned handle is provided with scale, and this scale is parallel with described threaded rod (12).
3. fine-tuning nasogastric tube as claimed in claim 1 is fed quantitative infusion device, it is characterized in that above-mentioned push rod (6) is provided with scale.
4. fine-tuning nasogastric tube as claimed in claim 1 is fed quantitative infusion device, it is characterized in that the side of said syringe (1) front end is provided with funnelform charge door (13), and the top of charge door (13) is provided with the material lid of pressing pop-up type.
5. fine-tuning nasogastric tube as claimed in claim 4 is fed quantitative infusion device, it is characterized in that being provided with check valve in above-mentioned charge door (13).
6. fine-tuning nasogastric tube as claimed in claim 1 is fed quantitative infusion device, it is characterized in that the joint (14) at said syringe (1) top is pyramidal structure, and this pyramidal structure lateral surface is radially provided with the anticreep projection of multiple annulars.
7. fine-tuning nasogastric tube as claimed in claim 1 is fed quantitative infusion device, it is characterized in that the capacity of said syringe (1) is made as 100 milliliters.
8. fine-tuning nasogastric tube as claimed in claim 1 is fed quantitative infusion device, it is characterized in that being also provided with on above-mentioned infusion device (3) anti-dropping device (15) of the arc sliding along holddown groove (4).
9. fine-tuning nasogastric tube as claimed in claim 8 is fed quantitative infusion device, it is characterized in that being also provided with on above-mentioned anti-dropping device (15) tether (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320704158.8U CN203591451U (en) | 2013-11-10 | 2013-11-10 | Nasogastric tube feed quantitative infusion device capable of being slightly adjusted |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320704158.8U CN203591451U (en) | 2013-11-10 | 2013-11-10 | Nasogastric tube feed quantitative infusion device capable of being slightly adjusted |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203591451U true CN203591451U (en) | 2014-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320704158.8U Expired - Fee Related CN203591451U (en) | 2013-11-10 | 2013-11-10 | Nasogastric tube feed quantitative infusion device capable of being slightly adjusted |
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| CN (1) | CN203591451U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103610597A (en) * | 2013-11-10 | 2014-03-05 | 青岛大学医学院附属医院 | Finely-adjustable nasogastric-feeding quantitative infusion device |
-
2013
- 2013-11-10 CN CN201320704158.8U patent/CN203591451U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103610597A (en) * | 2013-11-10 | 2014-03-05 | 青岛大学医学院附属医院 | Finely-adjustable nasogastric-feeding quantitative infusion device |
| CN103610597B (en) * | 2013-11-10 | 2016-03-30 | 青岛大学附属医院 | Fine-tuning nasogastric tube feeds quantitative infusion device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140514 Termination date: 20141110 |
|
| EXPY | Termination of patent right or utility model |