CN207253548U - A kind of measured length syringe with protection sleeve - Google Patents
A kind of measured length syringe with protection sleeve Download PDFInfo
- Publication number
- CN207253548U CN207253548U CN201720091446.9U CN201720091446U CN207253548U CN 207253548 U CN207253548 U CN 207253548U CN 201720091446 U CN201720091446 U CN 201720091446U CN 207253548 U CN207253548 U CN 207253548U
- Authority
- CN
- China
- Prior art keywords
- injection
- protection sleeve
- injection tube
- measured length
- needle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a kind of measured length syringe with protection sleeve,Including injection tube,Protect sleeve and gag lever post,Connection press handle on the outside of the injection tube rear end,Injection tube front center connects nipple,Pintle is connected with nipple,Pintle front end is provided with injection needle,The injection tube is internally provided with piston,Injecting cavity is arranged in the injection tube of piston nose,Connection push-pull rod in the middle part of piston rear end,Push and pull rod rear end connection push-pull handle,The injection tube front end outer side is fixedly connected with gag lever post,Gag lever post is fastened in sliding slot,Sliding slot front end side connects card slot,The protection sleeve front center offers needle outlet,Compression spring is equipped with the protection sleeve,A kind of measured length syringe with protection sleeve,Be conducive to the completion of injection operation,The injection constant depth of injection needle,Improve injection effect,Medical staff during being particularly suitable for practice carries out injection operation use,Injection safety is good,Accuracy is high,It is easy to operate.
Description
Technical field
The field of medical instrument technology is the utility model is related to, is specifically a kind of measured length syringe with protection sleeve.
Background technology
At present, clinically used syringe is mainly made of syringe needle, needle tubing, piston and needle core, is carried out to patient
During injection, patient injection site generally is penetrated by the syringe needle for having liquid is extracted by medical staff, slowly promotes push-pull handle,
Syringe inner liquid medicine is injected into patient's body.Whole operation process is that medical staff relies on feel manual operation, so syringe needle is pricked
The depth for entering patient injection site differs, and the depth penetrated has seriously affected the effect and accuracy to patient's injection, especially
To lack experience in the medical staff during practice, injection fault rate is higher, increases patient suffering, influences therapeutic effect, because
This is, it is necessary to which a kind of measured length syringe with protection sleeve meets use demand.
Utility model content
The purpose of this utility model is to provide a kind of measured length syringe with protection sleeve, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the utility model provides following technical solution：
A kind of measured length syringe with protection sleeve, including injection tube, protection sleeve and gag lever post, the injection tube
Connection press handle on the outside of rear end, injection tube front center connect nipple, are connected with pintle on nipple, pintle front end is provided with injection
Pin, the injection tube are internally provided with piston, and injecting cavity is arranged in the injection tube of piston nose, push-and-pull is connected in the middle part of piston rear end
Bar, push-and-pull rod rear end connection push-pull handle, the injection tube front end outer side are fixedly connected with gag lever post, and gag lever post is fastened in sliding slot,
Sliding slot front end side connects card slot, and the protection sleeve front center offers needle outlet, compression is equipped with the protection sleeve
Spring.
As further program of the utility model：The sliding slot and card slot are arranged at protection cartridges sides.
As further program of the utility model：The protection sleeve is arranged to an openend other end closing for one end
Cylinder-like structure.
As further program of the utility model：The needle outlet is arranged on immediately ahead of injection needle, fixed in needle outlet
There is rubber stopper.
As further program of the utility model：The compression spring one end is placed on the other end in spring base a and places
In spring base b, spring base a is fixed in protection sleeve front inner wall, and spring base b is fixed on the outer wall of injection tube front end, institute
Compression spring is stated to be arranged on the outside of injection needle.
As further program of the utility model：The runner rear end side also offers card slot.
Compared with prior art, the beneficial effects of the utility model are：A kind of measured length note with protection sleeve
Emitter, it is reasonable in design, it is easy for operation, facilitate injection needle that liquid medicine injection is sucked injecting cavity or intracavitary administration will be injected
Liquid medicine injection projects, and is conducive to the completion of injection operation；Gag lever post is slid into card slot, is made to penetrate pin front end and is punctured rubber stopper and be pierced by guarantor
Needle outlet on pretective sleeve pipe, easy to which injection is needled into patient injection site, the injection constant depth of injection needle, improves injection effect
Fruit, the medical staff during being particularly suitable for practice carry out injection operation use, and injection safety is good, accuracy is high, operation side
Just.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model.
Fig. 2 is the structure diagram of card slot in the utility model.
Fig. 3 is the structure diagram of sliding slot in the utility model.
Fig. 4 is the structure diagram that sleeve is protected in the utility model.
In figure：1- push-pull handles, 2- press handles, 3- injection tubes, 4- injecting cavities, 5- nipples, 6- pintles, 7- sliding slots, 8- card slots,
9- protection sleeve, 10- injection needles, 11- needle outlets, 12- spring bases a, 13- compression spring, 14- spring base b, 15- gag lever post,
16- pistons, 17- push-pull rods, 18- patient injection sites, 19- rubber stoppers, 20- openends.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
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 embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained, shall fall within the protection scope of the present invention.
Please refer to Fig.1~4, in the utility model embodiment, a kind of measured length syringe with protection sleeve, including note
Shooting cylinder 3, protection sleeve 9 and gag lever post 15,3 rear end of the injection tube outside connection press handle 2, the connection of 3 front center of injection tube
Nipple 5, is connected with pintle 6 on nipple 5, and 6 front end of pintle is provided with injection needle 10, and the injection tube 3 is internally provided with piston 16, living
Fill in and injecting cavity 4 is arranged in the injection tube 3 of 16 front ends, connection push-pull rod 17 in the middle part of 16 rear end of piston, the connection of 17 rear end of push-pull rod
Push-pull handle 1, hand clamps and injection tube 3 of holding with a firm grip, holds the front and rear push-and-pull of push-pull handle 1, push-pull rod 17 is with piston 16 in injection tube 3
Slide back and forth, facilitate injection needle 10 that liquid medicine injection is sucked injecting cavity 4 or injects liquid medicine injection in injecting cavity 4, be conducive to
The completion of injection operation.
3 front end outer side of injection tube is fixedly connected with gag lever post 15, and gag lever post 15 is fastened in sliding slot 7,7 front end one of sliding slot
Side connects card slot 8, and sliding slot 7 and card slot 8 are arranged at 9 side of protection sleeve, and the protection sleeve 9 is arranged to cylinder opening for one end
The cylinder-like structure for holding 20 other ends to close, protection 9 front center of sleeve offer needle outlet 11, and needle outlet 11 is arranged on
Immediately ahead of injection needle 10, rubber stopper 19 is fixed with needle outlet 11, compression spring 13, compression bullet are equipped with the protection sleeve 9
13 one end of spring is placed on the other end in spring base a12 and is placed in spring base b14, and spring base a12 is fixed on 9 front end of protection sleeve
On inner wall, spring base b14 is fixed on 3 front end outer wall of injection tube, and the compression spring 13 is arranged on the outside of injection needle 10.
When the gag lever post 15 is in 7 rear end of sliding slot, injection needle 10 is arranged in protection sleeve 9, when gag lever post 15 is in
When in the card slot 8 of 7 front end side of sliding slot, 10 front end of injection needle punctures the needle outlet 11 that rubber stopper 19 is pierced by protection sleeve 9, note
Penetrate 10 front end of pin and be pierced by the consistent length of protection sleeve 9 and equal to length needed for injection.
The protection sleeve 9 and injection tube 3 are manufactured using high transparency medical grade polypropylene, the use of piston 16 high resiliency,
Cold resistant rubber is made, and 3 surface of injection tube is equipped with containing mark line.
In use, first by medicinal alcohol to protecting 9 front end outer side face cleaning disinfection of sleeve, then a hand holds guarantor
9 another hand of pretective sleeve pipe holds injection tube 3, injection tube 3 is promoted into protection sleeve 9,15 edge of gag lever post of 3 side of injection tube
7 forward slip of sliding slot, when gag lever post 15 moves to 7 front end of sliding slot, rotates protection sleeve 9, gag lever post 15 is slid into card slot 8
It is interior, protection sleeve 9 is unclamped, realizes that position is relatively fixed between protection sleeve 9 and injection tube 3, meanwhile, the extruding of injection tube 3 is protected
Compression spring 13 in pretective sleeve pipe 9,10 front end of injection needle puncture the needle outlet 11 that rubber stopper 19 is pierced by protection sleeve 9, at this time, note
Penetrate pin 10 be pierced by protection sleeve 9 length fix, then, hold injection tube 3, easy to which injection needle 10 is pierced into patient's injection part
Until 9 front end outer side face of protection sleeve contradicts patient injection site 1, the injection constant depth of injection needle 10, improves injection for position 18
Effect, the medical staff during being particularly suitable for practice carry out injection operation use, and injection safety is good, accuracy is high, operation
It is convenient.
After injection, reversely rotating protection sleeve 9 makes gag lever post 15 be moved to out of card slot 8 in sliding slot 7, in compression bullet
Under the effect of 13 elastic force of spring, 3 front end of injection tube is skidded off out of protection sleeve 9, and gag lever post 15 slides into 7 rear end of sliding slot, in order into one
The security that step increase uses, 7 rear end side of sliding slot can also offer card slot 8, gag lever post 15 is slid into 7 rear end side of sliding slot
In the card slot 8 in face, prevent protection sleeve 9 to be squeezed to 3 one Slideslip of injection tube, injection needle 10 is pierced by from needle outlet 11 and cause
Stab accident.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of the spirit or essential attributes without departing substantially from the utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new
The scope of type is indicated by the appended claims rather than the foregoing description, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are embraced therein.Any reference numeral in claim should not be considered as limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical solution, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (6)
1. a kind of measured length syringe with protection sleeve, including injection tube, protection sleeve and gag lever post, it is characterised in that
Connection press handle on the outside of the injection tube rear end, injection tube front center connect nipple, pintle, pintle front end are connected with nipple
Injection needle is installed, the injection tube is internally provided with piston, is arranged to injecting cavity in the injection tube of piston nose, in piston rear end
Portion connects push-pull rod, push-and-pull rod rear end connection push-pull handle, and the injection tube front end outer side is fixedly connected with gag lever post, and gag lever post card is set
In sliding slot, sliding slot front end side connection card slot, the protection sleeve front center offers needle outlet, described to protect in sleeve
Equipped with compression spring.
2. it is according to claim 1 it is a kind of have protection sleeve measured length syringe, it is characterised in that the sliding slot and
Card slot is arranged at protection cartridges sides.
A kind of 3. measured length syringe with protection sleeve according to claim 1, it is characterised in that the protective case
Cylinder is arranged to a cylinder-like structure for openend other end closing for one end.
A kind of 4. measured length syringe with protection sleeve according to claim 1, it is characterised in that the needle outlet
It is arranged on immediately ahead of injection needle, rubber stopper is fixed with needle outlet.
A kind of 5. measured length syringe with protection sleeve according to claim 1, it is characterised in that the compression bullet
Spring one end is placed on the other end in spring base a and is placed in spring base b, and spring base a is fixed in protection sleeve front inner wall, bullet
Spring abutment b is fixed on the outer wall of injection tube front end, and the compression spring is arranged on the outside of injection needle.
6. a kind of measured length syringe with protection sleeve according to claim 1, it is characterised in that after the sliding slot
End side surface also offers card slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720091446.9U CN207253548U (en) | 2017-01-22 | 2017-01-22 | A kind of measured length syringe with protection sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720091446.9U CN207253548U (en) | 2017-01-22 | 2017-01-22 | A kind of measured length syringe with protection sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207253548U true CN207253548U (en) | 2018-04-20 |
Family
ID=61913974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720091446.9U Expired - Fee Related CN207253548U (en) | 2017-01-22 | 2017-01-22 | A kind of measured length syringe with protection sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207253548U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113262361A (en) * | 2021-05-10 | 2021-08-17 | 河南省儿童医院郑州儿童医院 | Insulin pen injection auxiliary device and using method thereof |
| CN114344625A (en) * | 2021-12-20 | 2022-04-15 | 吉林大学 | Injection device for diabetic patients |
-
2017
- 2017-01-22 CN CN201720091446.9U patent/CN207253548U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113262361A (en) * | 2021-05-10 | 2021-08-17 | 河南省儿童医院郑州儿童医院 | Insulin pen injection auxiliary device and using method thereof |
| CN114344625A (en) * | 2021-12-20 | 2022-04-15 | 吉林大学 | Injection device for diabetic patients |
| CN114344625B (en) * | 2021-12-20 | 2022-12-20 | 吉林大学 | Injection device for diabetic patients |
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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 |
Granted publication date: 20180420 Termination date: 20190122 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |