CN209137725U - A kind of severe crisis medical use drug delivery device - Google Patents
A kind of severe crisis medical use drug delivery device Download PDFInfo
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- CN209137725U CN209137725U CN201820920546.2U CN201820920546U CN209137725U CN 209137725 U CN209137725 U CN 209137725U CN 201820920546 U CN201820920546 U CN 201820920546U CN 209137725 U CN209137725 U CN 209137725U
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- hole
- push rod
- fixed
- cylindrantherae
- piston
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Abstract
The utility model discloses a kind of severe crisis medical use drug delivery devices, including sealing cover, cylindrantherae, push rod, piston and sting pad, cylindrantherae upper end outer wall is equipped with sealing cover by threads turn, the sealing cover middle position activity is plugged with push rod, push rod upper end outer wall offers the first through hole of rounded array distribution, the push rod lower end is fixed with piston, the piston middle position offers the second through-hole, second through-hole wall upper end is fixed with the first limited block, and second through-hole wall lower end be fixed with the second limited block, the second through-hole internal activity is equipped with movable block, cylindrantherae lower surface middle position is plugged with hose, the hose surface movable sleeve, which is connected to, stings pad, the pad inside of stinging is fixed with protective jacket.The phenomenon that the utility model has been reached by setting first through hole and the second through-hole to be avoided when pulling back piston, and medicament flows back, and by stinging the phenomenon that pad avoids patient teeth from biting hose, it avoids influencing drug delivery operation.
Description
Technical field
The utility model relates to technical field of medical equipment, specially a kind of severe crisis medical use drug delivery device.
Background technique
It when treating patient with severe symptoms, needs periodically to take drugs, but part patient with severe symptoms is losing self row
When kinetic force, the autonomous oral drugs of patient will become extremely difficult, and medical staff is at this moment just needed to use drug delivery device by medicine
Object is sent to the esophagus of patient.But during practical operation, the tooth of patient can be engaged hose, and hose is caused to occlude
The phenomenon that, drug can not be normally fed in the esophagus of patient, and heavy patient generally requires to take a variety of drugs, defeated
It send and needs to add remaining drug to cartridge interior after completing a kind of drug, will cause in cylindrantherae and formed while extracting piston
Negative pressure, by patient's esophagus medicament and oral cavity mucus be sucked out, will increase the work load of medical staff, substantially reduce administration
Efficiency.
Utility model content
The purpose of this utility model is to provide a kind of severe crisis medical use drug delivery device, has and avoid patient's occlusion soft
The advantages of managing and medicament is avoided to flow back solves the problems, such as that patient is engaged hose and medicament reflux.
To achieve the above object, the utility model provides the following technical solutions: a kind of severe crisis medical use drug delivery device,
Including sealing cover, cylindrantherae, push rod, piston and pad is stung, cylindrantherae upper end outer wall is equipped with sealing cover by threads turn, described
Sealing cover middle position activity is plugged with push rod, and the push rod lower end is fixed with piston, cylindrantherae lower surface middle position
Place is plugged with hose, and the hose surface movable sleeve, which is connected to, stings pad.
Preferably, the cylindrantherae upper surface is fixed with the gasket of rounded distribution, and gasket upper surface and sealing cover
Lower surface fits.
Preferably, it is designed inside the push rod using hollow form, and push rod upper surface is fixed with push handle, on the push rod
End outer wall offers the first through hole of rounded array distribution.
Preferably, the piston middle position offers the second through-hole, and the second through-hole is connected with first through hole, institute
It states the second through-hole wall upper end and is fixed with the first limited block, and the second through-hole wall lower end is fixed with the second limited block, described
Two through-hole internal activities are equipped with movable block, and movable block lower surface passes through spring and the second limited block upper surface elastic connection.
Preferably, the pad inside of stinging is fixed with protective jacket, and protective jacket inner diameter is greater than hose outer diameter, described
Protective jacket is designed using aluminum alloy materials.
Compared with prior art, the beneficial effects of the utility model are as follows:
1, the utility model has achieved the effect that add medicament, medical care people convenient for phase cartridge interior by setting sealing cover
Member can be backed out sealing cover by screw thread, can have been added by adding medicament and warm water to cartridge interior at cylindrantherae upper end opening
After sealing cover can be attached by screw thread and cylindrantherae, while sealing cover can also limit push rod, be convenient for medical care people
Member is operated.
2, the utility model has achieved the effect that medicament is avoided to flow back, defeated by setting first through hole and the second through-hole
After having sent a kind of drug, medical staff needs to extract in piston, adds remaining drug to cartridge interior, extracts cylindrantherae in piston
During, cartridge interior will form negative pressure, and ambient pressure meeting Compressive activities block moves down movable block compressed spring, will
First through hole is connected to the second through-hole, improves the air pressure of cartridge interior, is avoided when piston is extracted, by the medicine inside patient's esophagus
Agent and mucus are sucked out, and cause to flow back, and influence administering effect and increase the work load of medical staff.
3, the utility model stings pad by setting, has achieved the effect that patient is avoided to be engaged hose, will sting pad and be placed in trouble
, can be by hose by going deep into patient oral cavity inside protective jacket between the tooth of person, and go deep into inside the esophagus of patient, avoid patient
Tooth hose is engaged, cause inside hose occlude and hose fracture, thus influence administration efficiency, it is ensured that hose can will
Drug is delivered in the esophagus of patient.
Detailed description of the invention
Fig. 1 is the inside schematic view of the front view of the utility model；
Fig. 2 is A structure enlargement diagram in Fig. 1 of the utility model；
Fig. 3 is B structure enlarged diagram in Fig. 1 of the utility model；
Fig. 4 stings pad schematic cross-sectional view for the utility model；
Fig. 5 is the push rod schematic cross-sectional view of the utility model.
In figure: 1, sealing cover；2, cylindrantherae；21, hose；22, gasket；23, screw thread；3, push rod；31, first through hole；32,
Push handle；4, piston；41, the second through-hole；42, the first limited block；43, movable block；44, spring；45, the second limited block；5, pad is stung；
51, protective jacket.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
In the description of the present invention, it should be noted that term " on ", "lower", "inner", "outside" " front end ", " after
The orientation or positional relationship of the instructions such as end ", " both ends ", " one end ", " other end " is that orientation based on the figure or position are closed
System, is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning are necessary
It with specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition,
Term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " being provided with ", " connection " etc., shall be understood in a broad sense, such as " connection ", may be a fixed connection, be also possible to detachably connect
It connects, or is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, intermediate matchmaker can also be passed through
Jie is indirectly connected, and can be the connection inside two elements.It for the ordinary skill in the art, can be with concrete condition
Understand the concrete meaning of above-mentioned term in the present invention.
Fig. 1 to Fig. 5 is please referred to, a kind of embodiment provided by the utility model: a kind of severe crisis medical use drug delivery device,
Including sealing cover 1, cylindrantherae 2, push rod 3, piston 4 and pad 5 is stung, 2 lower surface middle position of cylindrantherae is plugged with hose 21, hose 21
Surface activity, which is socketed with, stings pad 5, stings and is fixed with protective jacket 51 inside pad 5, and 51 inner diameter of protective jacket is greater than 21 outer wall of hose
Diameter, protective jacket 51 are designed using aluminum alloy materials.Before being administered operation, pad 5 will be stung and be placed between the tooth of patient,
Can be by hose 21 by going deep into patient oral cavity inside protective jacket 51, and go deep into inside the esophagus of patient, avoid the tooth of patient will
Hose 21 is engaged, and leads to 21 inner closure of hose or rupture, to influence the efficiency of administration, it is ensured that hose 21 can be defeated by drug
It send to the esophagus of patient.
2 upper end outer wall of cylindrantherae is rotatably equipped with sealing cover 1 by screw thread 23, and sealing cover 1 can be passed through screw thread by medical staff
23 back out, can be by being fixed with rounded to addition medicament inside cylindrantherae 2 and warm water, 2 upper surface of cylindrantherae at 2 upper end opening of cylindrantherae
The gasket 22 of distribution, and 22 upper surface of gasket fits with 1 lower surface of sealing cover, gasket 22 increase sealing cover 1 with
The compactness that cylindrantherae 2 connects.1 middle position activity of sealing cover is plugged with push rod 3.Sealing cover 1 can be passed through spiral shell after having added
Line 23 is attached with cylindrantherae 2, while sealing cover 1 can also limit push rod 3, operate convenient for medical staff, doctor
Shield personnel drive push rod 3 mobile by push handle 32, and medicament is delivered to inside the esophagus of patient by hose 21.
It is designed inside push rod 3 using hollow form, and 3 upper surface of push rod is fixed with push handle 32,3 upper end outer wall of push rod opens up
There is the first through hole 31 of rounded array distribution, 3 lower end of push rod is fixed with piston 4, and medical staff pushes push rod 3, band piston 4
It is moved in cylindrantherae 2, piston 4 squeezes medicament into hose 21, achievees the effect that administration, and patient with severe symptoms can be helped to complete clothes
Medicine.4 middle position of piston offers the second through-hole 41, and the second through-hole 41 is connected with first through hole 31, the second through-hole 41
Inner wall upper end is fixed with the first limited block 42, and 41 inner wall lower end of the second through-hole is fixed with the second limited block 45, the second through-hole 41
Internal activity is equipped with movable block 43, and 43 lower surface of movable block is connected by spring 44 and 45 upper surface elasticity of the second limited block
It connects.When piston 4 moves down, movable block 43 is bonded by the elastic force of spring 44 with the first limited block 42, by 41 upper end of the second through-hole
Closure, makes piston 4 keep closed, it is ensured that piston 4 can squeeze medicament to hose 21.After having conveyed a kind of drug,
Medical staff needs to extract in piston 4, to cylindrantherae 2 inside add remaining drug, piston 4 extract cylindrantherae 2 during, medicine
It will form negative pressure inside cylinder 2, ambient pressure meeting Compressive activities block 43 moves down 43 compressed spring 44 of movable block, by first
Through-hole 31 is connected to the second through-hole 41, improves the air pressure inside cylindrantherae 2, is avoided when piston 4 is extracted, inside patient's esophagus
Medicament and mucus are sucked out, and cause to flow back, and influence administering effect and increase the work load of medical staff.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (5)
1. a kind of severe crisis medical use drug delivery device, including sealing cover (1), cylindrantherae (2), push rod (3), piston (4) and sting pad
(5), it is characterised in that: cylindrantherae (2) the upper end outer wall is rotatably equipped with sealing cover (1), the sealing cover by screw thread (23)
(1) middle position activity is plugged with push rod (3), and push rod (3) lower end is fixed with piston (4), cylindrantherae (2) lower surface
Middle position is plugged with hose (21), and hose (21) surface activity, which is socketed with, stings pad (5).
2. a kind of severe crisis medical use drug delivery device according to claim 1, it is characterised in that: on the cylindrantherae (2)
Surface is fixed with the gasket (22) of rounded distribution, and gasket (22) upper surface fits with sealing cover (1) lower surface.
3. a kind of severe crisis medical use drug delivery device according to claim 1, it is characterised in that: in the push rod (3)
Portion is designed using hollow form, and push rod (3) upper surface is fixed with push handle (32), and push rod (3) upper end outer wall, which offers, is in
The first through hole (31) of circular array distribution.
4. a kind of severe crisis medical use drug delivery device according to claim 1, it is characterised in that: in the piston (4)
Between offer the second through-hole (41) at position, and the second through-hole (41) is connected with first through hole (31), second through-hole
(41) inner wall upper end is fixed with the first limited block (42), and the second through-hole (41) inner wall lower end is fixed with the second limited block (45),
Second through-hole (41) internal activity is equipped with movable block (43), and movable block (43) lower surface passes through spring (44) and second
Limited block (45) upper surface elastic connection.
5. a kind of severe crisis medical use drug delivery device according to claim 1, it is characterised in that: described to sting in pad (5)
Portion is fixed with protective jacket (51), and protective jacket (51) inner diameter is greater than hose (21) outer diameter, and the protective jacket (51) is adopted
It is designed with aluminum alloy materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820920546.2U CN209137725U (en) | 2018-06-14 | 2018-06-14 | A kind of severe crisis medical use drug delivery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820920546.2U CN209137725U (en) | 2018-06-14 | 2018-06-14 | A kind of severe crisis medical use drug delivery device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209137725U true CN209137725U (en) | 2019-07-23 |
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ID=67263408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820920546.2U Active CN209137725U (en) | 2018-06-14 | 2018-06-14 | A kind of severe crisis medical use drug delivery device |
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| CN (1) | CN209137725U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112546412A (en) * | 2020-12-22 | 2021-03-26 | 张家玉 | Repair equipment based on multi-functional layer oral cavity membrane body |
-
2018
- 2018-06-14 CN CN201820920546.2U patent/CN209137725U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112546412A (en) * | 2020-12-22 | 2021-03-26 | 张家玉 | Repair equipment based on multi-functional layer oral cavity membrane body |
| CN112546412B (en) * | 2020-12-22 | 2022-08-26 | 北京劲松望京口腔医院有限公司 | Repair equipment based on multi-functional layer oral cavity membrane body |
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