CN207186888U - Pressure injector at the uniform velocity injection aid - Google Patents
Pressure injector at the uniform velocity injection aid Download PDFInfo
- Publication number
- CN207186888U CN207186888U CN201720247537.7U CN201720247537U CN207186888U CN 207186888 U CN207186888 U CN 207186888U CN 201720247537 U CN201720247537 U CN 201720247537U CN 207186888 U CN207186888 U CN 207186888U
- Authority
- CN
- China
- Prior art keywords
- syringe
- push rod
- uniform velocity
- rear end
- axially extending
- 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
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Abstract
It the utility model is related to pressure injector at the uniform velocity injection aid.Push rod is arranged in pilot sleeve, if push rod is provided with the annular groove of arterial highway equidistantly distributed；Pilot sleeve outer wall is provided with two symmetrical hinged seats of 180 degree, and two handles are cut with scissors in two hinged seats respectively, and handle front end is provided with a fluted disc, and the teeth of fluted disc are meshed with the annular groove on push rod；Syringe fixes sleeve is arranged in front of pilot sleeve and is fixedly connected by two linking arms with two hinged seats on pilot sleeve outer wall, axially extending bore in syringe fixes sleeve provided with a cross sectional shape for ellipse, the long axis length of the overcoat crimping of syringe needle tube rear end are less than the long axis length of axially extending bore cross section but more than the minor axis length of axially extending bore cross section；Push rod front end is used to be connected with the core bar rear end for the syringe being installed in syringe fixes sleeve.The utility model can be such that oily drug injection facilitates as common drug, improve operating efficiency, it is ensured that drug injection quality.
Description
Technical field
It the utility model is related to a kind of pressure injector, specifically a kind of medicine low speed constant-speed injection that can realize
Pressure injector at the uniform velocity injection aid.
Background technology
In section office such as hospital emergency department, gynaecology, there are many patients to need intramuscular injection progesterone injection to prevent miscarriage.Because
Progesterone injection is the sterilizing oil solution of progesterone, injects that resistance is very big, and quite difficultly, injection speed can not be fine during injection
Control, the nurse for being responsible for injection usually complain incessantly.If injected too slowly, operating efficiency is influenceed；Inject too soon, patient can feel again
It is uncomfortable to pain.
At present, be clinically generally used for progesterone injection syringe have it is following several：
The first is 2ml plastic injector for temporary use.Progesterone injection regular size is 1ml/ branch, patient's usual amounts
For 1-2 branch, the syringe Capacity Ratio is convenient, but because syringe needle is small, injection resistance is very big, and operation is very laborious, influences
The speed and effect of injection.
It is for second 5ml or 7ml plastic injector for temporary use.This syringe needle suitable size, but because hold
Measure bigger than normal, can there is consumables cost increase, the more practical problem of remaining dose.
In real work, nursing staff usually uses 7ml syringe needle and 2ml combinations of syringe, but this
Sample still has and wastes consumptive material, cumbersome, easy error, operating efficiency is low, cannot be guaranteed the problems such as drug injection quality.Cause
And a kind of suitable at the uniform velocity injection aid is researched and developed to coordinate syringe to realize that medicine low speed constant-speed injection just seems especially
It is important.
The content of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, there is provided one kind is simple in construction, can make oil
Shape drug injection facilitates as common drug, and can improve nurse job efficiency, it is ensured that the pressure injection of drug injection quality
Device at the uniform velocity injection aid.
According to technical scheme provided by the utility model：Pressure injector at the uniform velocity injection aid, it is characterised in that：Bag
Include handle, push rod, pilot sleeve, hinged seat, bearing pin, linking arm and syringe fixes sleeve；The push rod is arranged on pilot sleeve
It is interior and can move axially, if push rod is provided with the annular groove of arterial highway equidistantly distributed；The pilot sleeve outer wall is provided with two
The individual symmetrical hinged seat of 180 degree, for two handles respectively by the corresponding hinge of bearing pin in two hinged seats, handle front end is provided with one
Fluted disc, the teeth of the fluted disc are meshed through the otch on guide sleeve barrel with the annular groove on the push rod；The pin
Cylinder fixes sleeve is arranged in front of pilot sleeve, and syringe fixes sleeve passes through two on two linking arms and pilot sleeve outer wall
Hinged seat is fixedly connected, and the axially extending bore in syringe fixes sleeve provided with a cross sectional shape for ellipse, the axially extending bore is used
Passed through from front to back in syringe, the long axis length of the overcoat crimping of syringe needle tube rear end is less than the length of axially extending bore cross section
Shaft length but the minor axis length for being more than axially extending bore cross section；The push rod front end is used for being installed in syringe fixes sleeve
The core bar rear end connection of syringe.
As further improvement of the utility model, two 180 degrees pair are additionally provided with the syringe fixes sleeve rear end face
The depression of title, on the short-axis direction of axially extending bore cross section, two are recessed for giving syringe needle tube rear end two depressions
Overcoat crimping provide positioning.
As further improvement of the utility model, the push rod front end is provided with a small positioning tube, in the small positioning tube
Provided with the cavity for housing core bar rear end.
As further improvement of the utility model, the handle is provided with handguard.
As further improvement of the utility model, the handguard is hooked.
As further improvement of the utility model, the putting back-end is provided with overstriking head.
As further improvement of the utility model, each part in the pressure injector at the uniform velocity injection aid is adopted
It is made of stainless steel and/or engineering plastics material.
The utility model compared with prior art, has the following advantages that：
The utility model is simple in construction, can easily overcome oiliness decoction inject resistance it is big caused by puzzlement, make oily medicine
Injection facilitates as common drug, and can improve nurse job efficiency, it is ensured that drug injection quality, patient's pain is reduced,
Medicine low speed constant-speed injection is ensured to a certain extent, it is more quality-high and inexpensive compared to other pressure injectors on the market.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model embodiment.
Fig. 2 be in Fig. 1 A-A to sectional view.
Fig. 3 is the applicable cases schematic diagram of the utility model embodiment.
Fig. 4 is the dimensional structure diagram of syringe in Fig. 3.
Embodiment
With reference to specific drawings and examples, the utility model is described in further detail.
As shown in the figure：Pressure injector at the uniform velocity injection aid is mainly by handle 1, push rod 2, pilot sleeve in embodiment
3rd, handguard 4, hinged seat 5, fluted disc 6, bearing pin 7, linking arm 8, small positioning tube 9 and syringe fixes sleeve 10 etc. form.
As shown in FIG. 1 to 3, the push rod 2 is arranged in pilot sleeve 3 and can moved axially, and push rod 2 is provided with some
The annular groove 2a of road equidistantly distributed；The outer wall of pilot sleeve 3 is provided with the symmetrical hinged seat 5 of two 180 degrees, two hands
For handle 1 respectively by the corresponding hinge of bearing pin 7 in two hinged seats 5, the front end of handle 1 is provided with a fluted disc 6, the teeth of the fluted disc 6
6a is meshed through the otch on the wall of pilot sleeve 3 with the annular groove 2a on the push rod 2；The syringe fixes sleeve 10 is set
Put and pass through two hinged seats 5 on two linking arms 8 and the outer wall of pilot sleeve 3 in the front of pilot sleeve 3, syringe fixes sleeve 10
It is fixedly connected, axially extending bore 10a, the axially extending bore 10a in syringe fixes sleeve 10 provided with a cross sectional shape for ellipse
Passed through from front to back for syringe, the long axis length of the overcoat crimping 13 of the rear end of injector syringe 12 is less than axially extending bore 10a
The long axis length of cross section but the minor axis length for being more than axially extending bore 10a cross sections；The front end of push rod 2 is used for being installed on pin
The rear end of core bar 11 connection of syringe in cylinder fixes sleeve 10.
As shown in figure 3, during concrete application, the syringe shown in Fig. 4 is encased in syringe from axially extending bore 10a from front to back and consolidated
Determine in sleeve 10, then rotate 90 degree, the overcoat crimping 13 of the rear end of injector syringe 12 is blocked the rear end of syringe fixes sleeve 10
Edge, the tail end of syringe core rod 11 are connected with the front end of push rod 2, are firmly pinched and are held two handles 1, can by fluted disc 6 drive push rod 2 to
Preceding movement, push rod 2 promote core bar 11 promote, you can easily overcome oiliness decoction inject resistance it is big caused by puzzlement, make oily medicine
Thing injection facilitates as common drug, and can improve nurse job efficiency, ensures that medicine low speed at the uniform velocity pushes away to a certain extent
Note.
As shown in Fig. 2 it is symmetrical to be additionally provided with two 180 degrees in the present embodiment, on the rear end face of syringe fixes sleeve 10
Be recessed 10b, and two depression 10b are located on the short-axis direction of axially extending bore 10a cross sections, and two depression 10b are used for syringe
The overcoat crimping 13 of the rear end of syringe 12 provides positioning.In use, the overcoat crimping 13 of the rear end of injector syringe 12 can be accordingly
In embedded two depressions 10b, whole syringe is set to keep stable during injecting liquid drug, it is ensured that drug injection quality, to reduce
Patient keenly feels.
As shown in figure 1, in the present embodiment, the front end of push rod 2 is provided with a small positioning tube 9, is provided with the small positioning tube 9
For housing the cavity of the rear end of core bar 11.Such structure design is protected during injecting liquid drug also for making whole syringe
It is fixed to keep steady, it is ensured that drug injection quality, reduces patient's pain.
As shown in figure 1, in the present embodiment, the handle 1 is provided with handguard 4, and the handguard 4 is preferably arranged to down crotch
Shape.So be advantageous to user operation, avoid hand firmly pinch hold when forward slip.The rear end of push rod 2 is provided with overstriking head 2a,
Deviate to prevent throw-out lever 2.
Each part in the present embodiment can use stainless steel and/or engineering plastics material to be made.
Claims (7)
1. pressure injector at the uniform velocity injection aid, it is characterised in that：Including handle (1), push rod (2), pilot sleeve (3),
Hinged seat (5), bearing pin (7), linking arm (8) and syringe fixes sleeve (10)；The push rod (2) is arranged in pilot sleeve (3)
And can move axially, push rod (2) is if the annular groove (2a) provided with arterial highway equidistantly distributed；Pilot sleeve (3) outer wall
Two symmetrical hinged seats of 180 degree (5) are provided with, two handles (1) are mounted in two hinged seats by the corresponding hinge of bearing pin (7) respectively
(5) in, handle (1) front end is provided with a fluted disc (6), and the teeth (6a) of the fluted disc (6) are through the otch on pilot sleeve (3) wall
It is meshed with the annular groove (2a) on the push rod (2)；Before the syringe fixes sleeve (10) is arranged on pilot sleeve (3)
Side, syringe fixes sleeve (10) connect by the way that two hinged seats (5) on two linking arms (8) and pilot sleeve (3) outer wall are fixed
Connect, the axially extending bore (10a) in syringe fixes sleeve (10) provided with a cross sectional shape for ellipse, the axially extending bore (10a)
Passed through from front to back for syringe, the long axis length of the overcoat crimping (13) of injector syringe (12) rear end is less than axially extending bore
The long axis length of (10a) cross section but the minor axis length for being more than axially extending bore (10a) cross section；Push rod (2) front end is used for
It is connected with core bar (11) rear end for the syringe being installed in syringe fixes sleeve (10).
2. pressure injector as claimed in claim 1 at the uniform velocity injection aid, it is characterised in that：The syringe fixes sleeve
(10) it is additionally provided with two 180 degrees on rear end face to be symmetrically recessed (10b), it is transversal that two depressions (10b) are located at axially extending bore (10a)
On the short-axis direction in face, two depressions (10b) are used to provide positioning to the overcoat crimping (13) of injector syringe (12) rear end.
3. pressure injector as claimed in claim 1 at the uniform velocity injection aid, it is characterised in that：Push rod (2) front end
The cavity for being used for housing core bar (11) rear end is provided with provided with a small positioning tube (9), in the small positioning tube (9).
4. pressure injector as claimed in claim 1 at the uniform velocity injection aid, it is characterised in that：Set on the handle (1)
There is handguard (4).
5. pressure injector as claimed in claim 4 at the uniform velocity injection aid, it is characterised in that：The handguard (4) is
Hooked.
6. pressure injector as claimed in claim 5 at the uniform velocity injection aid, it is characterised in that：Push rod (2) rear end
Provided with overstriking head (2b).
7. pressure injector as claimed in claim 1 at the uniform velocity injection aid, it is characterised in that：The pressure injector is even
Each part in fast injection aid is made of stainless steel and/or engineering plastics material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720247537.7U CN207186888U (en) | 2017-03-14 | 2017-03-14 | Pressure injector at the uniform velocity injection aid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720247537.7U CN207186888U (en) | 2017-03-14 | 2017-03-14 | Pressure injector at the uniform velocity injection aid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207186888U true CN207186888U (en) | 2018-04-06 |
Family
ID=61792464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720247537.7U Expired - Fee Related CN207186888U (en) | 2017-03-14 | 2017-03-14 | Pressure injector at the uniform velocity injection aid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207186888U (en) |
-
2017
- 2017-03-14 CN CN201720247537.7U patent/CN207186888U/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: 20180406 Termination date: 20200314 |