CN109718430A - Disposable safe type injection of insulin syringe needle - Google Patents
Disposable safe type injection of insulin syringe needle Download PDFInfo
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- CN109718430A CN109718430A CN201910164681.8A CN201910164681A CN109718430A CN 109718430 A CN109718430 A CN 109718430A CN 201910164681 A CN201910164681 A CN 201910164681A CN 109718430 A CN109718430 A CN 109718430A
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- liquid
- cylinder
- syringe needle
- rear end
- ejection
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Abstract
Disposable safe type injection of insulin syringe needle, including cylinder, the barrel front end is provided with depressible ejection switch, the ejection syringe needle that can be popped up is provided in the middle part of the cylinder, the ejection syringe needle rear, which is provided with, stores power snap-gauge, storage power snap-gauge front end is stuck in the ejection syringe needle side, storage power snap-gauge rear end is connected with liquid storage cylinder, the liquid storage cylinder front end is provided with out liquid switch, the liquid storage tube rear end is provided with out liquid piston, the liquid piston rear end out is connected with injection putter, the injection putter rear end is connected with out liquid and turns column, the liquid out turns column and is connected with out liquid knob by rack-and-pinion.The present invention in view of the deficiencies of the prior art, efficiently solve the problems, such as it is existing when current injection of insulin be easy to stab, cannot disposable, operating difficulties.
Description
Technical field
The present invention relates to medical instruments fields, more particularly, to disposable safe type injection of insulin syringe needle.
Background technique
The injection of the insulin of diabetic is completed by patient oneself.But previous disposable insulin
Syringe needle is easy to cause needle to stab: when returning needle cap, since needle cap is especially small, many easy needles of gerontal patient are stabbed.Clinic is strictly wanted
Ask syringe needle one can only be needed to be changed with one, but patient compliance is poor, is often used for multiple times with once.In addition, insulin injection
It is difficult to compare, and many patients will not operate, do not know how insulin injection.
Summary of the invention
In view of the deficiencies of the prior art, the present invention provides disposable safe type injection of insulin syringe needles, efficiently solve
It is existing when injection of insulin at present be easy to stab, cannot disposable, operating difficulties the problem of.
In order to solve the above problem the technical solution used in the present invention is:
Disposable safe type injection of insulin syringe needle, including cylinder, the barrel front end are provided with depressible ejection and open
It closes, the ejection syringe needle that can be popped up is provided in the middle part of the cylinder, the ejection syringe needle rear, which is provided with, stores power snap-gauge, the storage power
Snap-gauge front end is stuck in the ejection syringe needle side, and storage power snap-gauge rear end is connected with liquid storage cylinder, the liquid storage cylinder front end setting
There is liquid switch out, the liquid storage tube rear end is provided with out liquid piston, and the liquid piston rear end out is connected with injection putter, the note
Penetrate putting back-end and be connected with out liquid and turn column, it is described go out liquid turn column liquid knob be connected with out by rack-and-pinion.
Preferably, the barrel front end is connected with dismountable safety cap, and the cylinder back-end is provided with the installation of annular
Head, the mounting head are connected with control cap, and the control cap side is connected with L-shaped protection cap, and the protection cap is located at described
Liquid turns above column out.
Preferably, the cylinder main body is cylindrical tube, and the barrel front end is opened backward there are two symmetrically arranged rectangle
Slot, described rectangular channel or so end are provided with limiting slot；The ejection switch includes cylindrical press head, the press head outer circle
Week setting is located in the rectangular channel there are two square block, the limit square block is limited, and there are two right for the press head rear end connection
Claim the trigger board of distribution, is provided with differentiation slot forward in the middle part of the trigger board rear end, the trigger board rear end is provided with slope；It is described
Trigger board front outsides are provided with limited post, and the limited post is located in the limiting slot.
Preferably, sliding slot there are four uniformly being opened backward in the middle part of the cylinder；The ejection syringe needle includes puncturing needle tubing, described
It punctures syringe rear end and is fixedly connected with mounting base, there are four equally distributed sliding block, the peaces for the mounting base excircle setting
Dress seat excircle is provided with backward stores power slot；The installation base rear end is fixedly connected with spring, and the installation base rear end is also fixed to be connected
It is connected to hose；The sliding block is positioned in the chute, and the hose is fixedly connected with the liquid storage cylinder.
Preferably, the cylinder rear portion is provided with forward putting hole, and the internal diameter of the putting hole is greater than the internal diameter of the cylinder；
The storage power snap-gauge is located at the putting hole front end, the through hole for storing power snap-gauge center and being provided with perforation, the storage power snap-gauge
End face top and the bottom are provided with the card slot of arc, the storage power card for storing power snap-gauge left and right part and being provided with the center of being tilted towards, institute
It states storage power card top inner side and is provided with clamp, the clamp lower part, which is provided with, struts column；The clamp is stuck in the storage power
On slot.
Preferably, there are two the fixed plate of symmetrical arc, the fixed front edge of board for the liquid storage cylinder front end setting
It is provided with plug outward, is provided with fixed groove below the plug, the fixed plate is located in the card slot；The liquid storage cylinder
Front end center is provided with liqiud outlet head, and the liqiud outlet head center is provided with spherical pore, rotatable ball is provided in the spherical pore,
The ball center is provided with fluid hole, is also connected with control shaft on the ball；It is also provided on the cylinder circumference and stretches out hole, institute
The control shaft stretching stretching hole is stated to be fixedly connected with the switch of liquid out.
Preferably, the liquid out turns column main body and turns column to be L-shaped, and the liquid out turns column front end and is fixedly connected with out liquid tooth
Item, the cylinder excircle are fixedly connected with sliding seat, and the liquid out turns column rear end and is located in the sliding seat；The liquid tooth out
Item engagement is connected with out liquid gear, and the liquid gear out is fixedly connected with out liquid shaft, and the liquid shaft out passes through bearing and axis
It holds seat and is fixed on the cylinder excircle, the liquid shaft tail end out is fixedly connected with the injection knob.
Structure of the invention is novel, is skillfully constructed, simple to operate, compared to the prior art has the advantage that
1, it when not in use, punctures needle tubing to be located in cylinder, reduces the generation that needle is stabbed.
2, the dose specification as built in the present apparatus is fixed, i.e. invalid after use, makes patient is strictly enforceable can only use
Once, drug absorption is strengthened, feeling of pain is reduced.
3, due to enforceable disposable aspiration needle, it is just not required to returning needle cap, unnecessary needle is reduced and stabs.
4, can be by syringe needle fast injection in subcutaneous since elastic force acts on, process is simple, everybody can operate.
Detailed description of the invention
Fig. 1 is the axonometric drawing of disposable safe type injection of insulin syringe needle of the invention.
Fig. 2 is the part explosive view of disposable safe type injection of insulin syringe needle of the invention.
Fig. 3 is the of the cylinder of disposable safe type injection of insulin syringe needle of the invention and its partial cutaway of internal part
One axonometric drawing.
Fig. 4 is the of the cylinder of disposable safe type injection of insulin syringe needle of the invention and its partial cutaway of internal part
Two axonometric drawings.
Fig. 5 is the axonometric drawing of the broken section of the cylinder of disposable safe type injection of insulin syringe needle of the invention.
Fig. 6 is that the ejection syringe needle of disposable safe type injection of insulin syringe needle of the invention and its axis of connecting component are surveyed
Figure.
Fig. 7 is the axonometric drawing of the ejection switch of disposable safe type injection of insulin syringe needle of the invention.
Fig. 8 is the axonometric drawing of the ejection syringe needle of disposable safe type injection of insulin syringe needle of the invention.
Fig. 9 is the axonometric drawing of the storage power snap-gauge of disposable safe type injection of insulin syringe needle of the invention.
Figure 10 is the axonometric drawing of the broken section of the liquid storage cylinder of disposable safe type injection of insulin syringe needle of the invention.
Figure 11 is the axonometric drawing for going out liquid and turning column of disposable safe type injection of insulin syringe needle of the invention.
Specific embodiment
The following is specific embodiments of the present invention, and technical scheme of the present invention will be further described in conjunction with attached drawing,
However, the present invention is not limited to these examples.
As shown in figs. 1-11, the present invention provides disposable safe type injection of insulin syringe needle, including cylinder 1, the cylinder 1
Front end is provided with depressible ejection switch 6, and the ejection syringe needle 8 that can be popped up, the ejection syringe needle are provided in the middle part of the cylinder 1
8 rears, which are provided with, stores power snap-gauge 10, and 10 front end of storage power snap-gauge is stuck in 8 side of ejection syringe needle, the storage power snap-gauge 10
Rear end is connected with liquid storage cylinder 11, and 11 front end of liquid storage cylinder is provided with out liquid switch 4, and 11 rear end of liquid storage cylinder is provided with out liquid
Piston 46,46 rear end of liquid piston out are connected with injection putter 12, and 12 rear end of injection putter is connected with out liquid and turns column 7,
The liquid out turns column 7 and is connected with out liquid knob 5 by rack-and-pinion.
The cylinder 1 is used to provide launching trajectory to ejection syringe needle 8, provides storage space to liquid storage cylinder 11.Store power snap-gauge
10 launch syringe needle 8 for card column, and the detent of ejection syringe needle 8 is released by pressing ejection switch 6, makes its pop-up.Liquid storage cylinder 11
For storing insulin medicament.Liquid piston 46 turns column 7 by injection putter 12 and out liquid and pushes away the drug in liquid storage cylinder 11 out
Out.Out liquid switch 4 for opening and closing liquid storage cylinder 11 front end.
1 front end of cylinder is connected with dismountable safety cap 2, and 1 rear end of cylinder is provided with the mounting head 22 of annular,
The mounting head 22 is connected with control cap 3, and 3 side of control cap is connected with L-shaped protection cap, and the protection cap is located at described
Liquid turns 7 top of column out.
Safety cap 2 is connected by screw thread with 1 front end of cylinder, and safety cap 2 is for protecting ejection switch 6 not to be touched.Control
Liquid turns column 7 to cap 3 and injection putter 12 is not touched for protecting out, prevents maloperation.
1 main body of cylinder is cylindrical tube, and 1 front end of cylinder is opened backward there are two symmetrically arranged rectangular channel 19,
The end of rectangular channel 19 or so is provided with limiting slot 17；The ejection switch 6 includes cylindrical press head 23, the press head
The setting of 23 excircles is there are two square block 28 is limited, and the limit square block 28 is located in the rectangular channel 19, after the press head 23
There are two symmetrical trigger board 24,24 rear end of the trigger board middle parts to be provided with differentiation slot 25, the touching forward for end connection
Hair 24 rear end of plate is provided with slope 26；24 front outsides of trigger board are provided with limited post 27, and the limited post 27 is located at institute
It states in limiting slot 17.
The rectangular channel 19 is used to provide fixed sliding rail to ejection switch 6, and limiting slot 17 is for preventing ejection from opening
6 are closed to fall.Launch the working principle of syringe needle 8 are as follows: by pressing the press head 23, so that the bottom end of the trigger board 24 of bottom
Slope 26 pushes the column 36 that struts for storing and being arranged on power snap-gauge 10 and moves out, so that clamp 37, which is detached from, stores power slot.Ejection syringe needle 8 exists
It is gone out under the action of spring 9 by ejection.
Sliding slot 18 there are four uniformly being opened backward in the middle part of the cylinder 1；The ejection syringe needle 8 includes puncturing needle tubing 29, described
It punctures 29 rear end of needle tubing and is fixedly connected with mounting base 30, there are four equally distributed sliding blocks for 30 excircle of the mounting base setting
31,30 excircle of mounting base is provided with backward stores power slot；30 rear end of mounting base is fixedly connected with spring 9, the installation
30 rear ends of seat are also fixedly connected with hose 32；The sliding block 31 is located in the sliding slot 18, the hose 32 and the liquid storage cylinder
11 are fixedly connected.
Sliding slot 18 is used to provide the track of a sliding to ejection syringe needle, punctures needle tubing 29 and is used to pierce the skin of patient
It is broken, and the medical fluid by coming in from the connection of hose 32 injects the subcutaneous of patient.Power slot is stored to be used to complete with the cooperation of clamp 37 to bullet
Penetrate the positioning of syringe needle 8.Syringe needle 8 is launched by pressing, so that spring 9 is compressed, elastic potential energy is stored, for emitting.
1 rear portion of cylinder is provided with forward putting hole 20, and the internal diameter of the putting hole 20 is greater than the internal diameter of the cylinder 1；
The storage power snap-gauge 10 is located at 20 front end of putting hole, and the through hole 35 for storing 10 center of power snap-gauge and being provided with perforation is described
The card slot 33 that 10 end face top and the bottom of power snap-gauge are provided with arc is stored, 10 left and right part of storage power snap-gauge is provided with the center of being tilted towards
Storage power card 34,34 top inner side of storage power card is provided with clamp 37, and 37 lower part of clamp, which is provided with, struts column
36；The clamp 37 is stuck on the storage power slot.
Putting hole 20 and liquid storage cylinder 11 are interference fitted, the storage power card 34 that storage power snap-gauge 10 is arranged by front end is come to bullet
Syringe needle 8 is penetrated to be positioned, because storing power card 34 is inclined structure in itself, there is elasticity, in ejection switch 6
Under effect, the clamp 37 for storing 34 front end of power card, which can be detached from, stores power slot.
11 front end of liquid storage cylinder setting there are two the fixed plate 38 of symmetrical arc, 38 front end of fixed plate to
It is provided with plug 40 outside, fixed groove 39 is provided with below the plug 40, the fixed plate 38 is located in the card slot 33；Institute
It states 11 front end center of liquid storage cylinder and is provided with liqiud outlet head 44,44 center of liqiud outlet head is provided with spherical pore, setting in the spherical pore
There is rotatable ball 42,42 center of ball is provided with fluid hole 43, is also connected with control shaft 41 on the ball 42；It is described
It is also provided on 1 circumference of cylinder and stretches out hole 16, the control shaft 41 stretches out the stretching hole 16 and the fixed company of liquid switch 4 out
It connects.
Liquid storage cylinder 11 is fixedly connected by the fixed plate 38 of front end with power snap-gauge 10 is stored.The spherical shape being arranged in liqiud outlet head 44
Ball 42 can control liquid and the closing out of liquid storage cylinder 11 by rotation, and liquid switch 4 is parallel with the axis of fluid hole 43 out, just
Situation is turned in patient view.
The liquid out turns 7 main body of column and turns column to be L-shaped, and the liquid out turns 7 front end of column and is fixedly connected with out liquid rack gear 45, institute
It states 1 excircle of cylinder and is fixedly connected with sliding seat 15, the liquid out turns 7 rear end of column and is located in the sliding seat 15；The liquid out
The engagement of rack gear 45 is connected with out liquid gear 14, and the liquid gear 14 out is fixedly connected with out liquid shaft 13, the liquid shaft 13 out
1 excircle of cylinder, 13 tail end of liquid shaft out and the fixed company of the injection knob 5 are fixed on by bearing and bearing block
It connects.
It is provided with scale on injection knob 5, the amount of liquid can be determined according to the angle of rotation.Turn first using preceding
Dynamic injection knob 5, so that the air in it is excluded.Liquid principle out are as follows: by injecting the rotation of knob 5, liquid out can be made
Gear 14 is mobile with liquid rack gear 45 out, and liquid rack gear 45 turns column 7 with liquid out and travels forward out, and liquid turns column 7 and pushes away with injection out
Bar 12 travels forward, and makes to show that liquid piston 46 releases the medical fluid in liquid storage cylinder 11.
The present apparatus when in use, will go out liquid switch 4 first and unscrew, then, rotation injection knob 5 will puncture in needle tubing 29
Air discharge, then by the pressing of ejection switch 6 of the front end of the present apparatus in the region to be injected of patient, after firmly pressing, bullet
Penetrating syringe needle 8 can be ejected under the action of spring 8, and be pierced into the subcutaneous of patient, knob 5 be injected by rotation, according to injection
Medical fluid is slowly pushed into the subcutaneous of patient by the registration on knob 5.
Specific embodiment described herein is only an example for the spirit of the invention.The neck of technology belonging to the present invention
The technical staff in domain can make various modifications or additions to the described embodiments or generation by a similar method
It replaces, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Although herein more has used cylinder 1, safety cap 2, control cap 3, has gone out liquid switch 4, injection knob 5, ejection
Switch 6, out liquid turn column 7, ejection syringe needle 8, spring 9, store power snap-gauge 10, liquid storage cylinder 11, injection putter 12, go out liquid shaft 13, go out
Liquid gear 14, sliding seat 15, stretch out hole 16, limiting slot 17, sliding slot 18, rectangular channel 19, putting hole 20, baffle ring 21, mounting head 22,
Press head 23, differentiation slot 25, slope 26, limited post 27, limit square block 28, punctures needle tubing 29, mounting base 30, slides trigger board 24
Block 31, card slot 33, stores power card 34, through hole 35, struts column 36, clamp 37, fixed plate 38, fixed groove 39, inserts hose 32
First 40, control shaft 41, ball 42, fluid hole 43, liqiud outlet head 44, out liquid rack gear 45, the out terms such as liquid piston 46, but be not precluded
A possibility that using other terms.The use of these items is only for be more convenient to describe and explain essence of the invention；?
They, which are construed to any additional limitation, is disagreed with spirit of that invention.
Claims (7)
1. disposable safe type injection of insulin syringe needle, it is characterised in that: including cylinder (1), cylinder (1) front end is provided with
Depressible ejection switch (6), cylinder (1) middle part are provided with the ejection syringe needle (8) that can be popped up, the ejection syringe needle (8)
Rear, which is provided with, stores power snap-gauge (10), and storage power snap-gauge (10) front end is stuck in ejection syringe needle (8) side, the storage power card
Plate (10) rear end is connected with liquid storage cylinder (11), and liquid storage cylinder (11) front end is provided with out liquid switch (4), the liquid storage cylinder (11)
Rear end is provided with out liquid piston (46), and described liquid piston (46) rear end out is connected with injection putter (12), the injection putter
(12) rear end is connected with out liquid and turns column (7), and the liquid out turns column (7) and is connected with out liquid knob (5) by rack-and-pinion.
2. disposable safe type injection of insulin syringe needle as described in claim 1, it is characterised in that: cylinder (1) front end
It is connected with dismountable safety cap (2), cylinder (1) rear end is provided with the mounting head (22) of annular, the mounting head (22)
It is connected with control cap (3), control cap (3) side is connected with L-shaped protection cap, and the protection cap is located at the liquid out and turns column
(7) top.
3. disposable safe type injection of insulin syringe needle as described in claim 1, it is characterised in that: cylinder (1) main body
For cylindrical tube, cylinder (1) front end is opened backward there are two symmetrically arranged rectangular channel (19), and described rectangular channel (19) controls
End is provided with limiting slot (17)；The ejection switch (6) includes cylindrical press head (23), press head (23) excircle
Setting is there are two square block (28) are limited, and the limit square block (28) is located in the rectangular channel (19), after the press head (23)
There are two symmetrical trigger board (24), trigger board (24) the rear end middle parts to be provided with differentiation slot (25) forward for end connection,
Trigger board (24) rear end is provided with slope (26)；Trigger board (24) front outsides are provided with limited post (27), described
Limited post (27) is located in the limiting slot (17).
4. disposable safe type injection of insulin syringe needle as claimed in claim 3, it is characterised in that: in the middle part of the cylinder (1)
There are four uniformly opening backward sliding slot (18)；The ejection syringe needle (8) includes puncturing needle tubing (29), puncture needle tubing (29) rear end
It is fixedly connected with mounting base (30), there are four equally distributed sliding block (31), the peaces for mounting base (30) the excircle setting
Dress seat (30) excircle is provided with backward stores power slot；Mounting base (30) rear end is fixedly connected with spring (9), the mounting base
(30) rear end is also fixedly connected with hose (32)；The sliding block (31) is located in the sliding slot (18), the hose (32) and institute
Liquid storage cylinder (11) is stated to be fixedly connected.
5. disposable safe type injection of insulin syringe needle as claimed in claim 4, it is characterised in that: cylinder (1) rear portion
It is provided with forward putting hole (20), the internal diameter of the putting hole (20) is greater than the internal diameter of the cylinder (1)；The storage power snap-gauge (10)
Positioned at the putting hole (20) front end, the through hole (35) for storing power snap-gauge (10) center and being provided with perforation, the storage power snap-gauge
(10) end face top and the bottom are provided with the card slot (33) of arc, and storage power snap-gauge (10) left and right part is provided with the center of being tilted towards
It stores power card (34), storage power card (34) top inner side is provided with clamp (37), and clamp (37) lower part is provided with
Strut column (36)；The clamp (37) is stuck on the storage power slot.
6. disposable safe type injection of insulin syringe needle as claimed in claim 5, it is characterised in that: before the liquid storage cylinder (11)
There are two the fixed plate (38) of symmetrical arc, fixed plate (38) front end is provided with plug (40) outward for end setting,
It is provided with fixed groove (39) below the plug (40), the fixed plate (38) is located in the card slot (33)；The liquid storage
Cylinder (11) front end center is provided with liqiud outlet head (44), and liqiud outlet head (44) center is provided with spherical pore, setting in the spherical pore
Have rotatable ball (42), ball (42) center is provided with fluid hole (43), is also connected with control on the ball (42)
Axis (41)；It is also provided on cylinder (1) circumference and stretches out hole (16), the control shaft (41) stretches out the stretching hole (16) and institute
Liquid switch (4) is stated out to be fixedly connected.
7. disposable safe type injection of insulin syringe needle as described in claim 1, it is characterised in that: the liquid out turns column (7)
Main body turns column to be L-shaped, and the liquid out turns column (7) front end and is fixedly connected with out liquid rack gear (45), and cylinder (1) excircle is solid
Surely it is connected with sliding seat (15), the liquid out turns column (7) rear end and is located in the sliding seat (15)；Liquid rack gear (45) out are nibbled
Conjunction is connected with out liquid gear (14), it is described go out liquid gear (14) be fixedly connected with out liquid shaft (13), it is described go out liquid shaft (13)
The cylinder (1) excircle, liquid shaft (13) tail end and the injection knob (5) out are fixed on by bearing and bearing block
It is fixedly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910164681.8A CN109718430B (en) | 2019-03-05 | 2019-03-05 | Disposable safety insulin syringe needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910164681.8A CN109718430B (en) | 2019-03-05 | 2019-03-05 | Disposable safety insulin syringe needle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109718430A true CN109718430A (en) | 2019-05-07 |
| CN109718430B CN109718430B (en) | 2021-11-23 |
Family
ID=66301782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910164681.8A Active CN109718430B (en) | 2019-03-05 | 2019-03-05 | Disposable safety insulin syringe needle |
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| Country | Link |
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| CN (1) | CN109718430B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115300724A (en) * | 2022-02-10 | 2022-11-08 | 山东中医药大学附属医院 | Insulin injection device for autonomous treatment of diabetic patients |
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| CN108289788A (en) * | 2015-12-14 | 2018-07-17 | 豪夫迈·罗氏有限公司 | Medical conveying device |
| CN206499730U (en) * | 2016-11-04 | 2017-09-19 | 李先材 | Anti-stabbed syringe |
| US20180243506A1 (en) * | 2017-02-28 | 2018-08-30 | Brigham Young University | Rectangular syringe |
| CN106964028A (en) * | 2017-03-29 | 2017-07-21 | 李燕 | A kind of adrenaline pen |
| CN108992745A (en) * | 2018-06-29 | 2018-12-14 | 苏州沙力医疗器械有限公司 | Rotate locked-type security injection of insulin syringe needle |
| CN109172954A (en) * | 2018-11-08 | 2019-01-11 | 安徽宏宇五洲医疗器械股份有限公司 | A kind of snap-type novopen needle |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115300724A (en) * | 2022-02-10 | 2022-11-08 | 山东中医药大学附属医院 | Insulin injection device for autonomous treatment of diabetic patients |
| CN115300724B (en) * | 2022-02-10 | 2024-01-12 | 山东中医药大学附属医院 | Autonomous treatment insulin injection device for diabetics |
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| CN109718430B (en) | 2021-11-23 |
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