CN205698738U - Integral type high accuracy syringe - Google Patents
Integral type high accuracy syringe Download PDFInfo
- Publication number
- CN205698738U CN205698738U CN201620358585.9U CN201620358585U CN205698738U CN 205698738 U CN205698738 U CN 205698738U CN 201620358585 U CN201620358585 U CN 201620358585U CN 205698738 U CN205698738 U CN 205698738U
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- syringe
- oblique section
- connecting cylinder
- needle
- high accuracy
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Abstract
This utility model belongs to injector technology field, it is specifically related to integral type high accuracy syringe, including syringe, the syringe needle of syringe front end and push rod, syringe stack shell is provided with graduation mark, the first oblique section and the second oblique section that described needle tip is crossed by two front ends are constituted, second oblique section rear end smooths the arc tangent plane being connected to outwardly convex, arc tangent plane front end is smooth with the second oblique section rear end to connect, arc tangent plane rear end is the most tangent with syringe needle periphery, described needle surface is additionally provided with coating, needle point can be effectively suppressed to deform, increase penetration power, reduce sensation of pricking greatly.
Description
Technical field
This utility model belongs to injector technology field, is specifically related to integral type high accuracy syringe.
Background technology
Syringe is a kind of common medical apparatus and instruments, and syringe needs when injection to penetrate skin, puncture muscle, thrusts
Journey can produce pain.Showing through practice and mass data, smoothness is thrust in rational needle point structure and good penetrating
Can be eased the pain sense significantly.Current needle point structure, mostly to improve penetration power, have ignored needle point and thrusting by resistive
The consideration of shape, needle point is obstructed and is easily deformed, and necessarily causes penetration power to decline, and increases pain.
Utility model content
Technical problem to be solved in the utility model is for drawbacks described above, it is provided that integral type high accuracy syringe, energy
Effectively the deformation of suppression needle point, increases penetration power, reduces sensation of pricking greatly.
The technical scheme that this utility model solves the employing of its technical problem is as follows:
Integral type high accuracy syringe, including syringe, the syringe needle of syringe front end and push rod, syringe stack shell is provided with scale
Line, the first oblique section and the second oblique section that described needle tip is crossed by two front ends constitute, the second oblique section rear end
The smooth arc tangent plane being connected to outwardly convex, arc tangent plane front end is smooth with the second oblique section rear end to connect, and arc tangent plane rear end is lucky
Tangent with syringe needle periphery, described needle surface is additionally provided with coating, and the first oblique section, the second oblique section intersect makes needle point have
Cone-shaped, it is the sharpest keen that it thrusts skin, adds the smoothness thrust, and front side is had by two oblique sections rear side in the axial direction simultaneously
Having the ability suppressing axial form, keep the inertia force that it is axial, the axial inertia force at needle point tip is consistent with axis, when thrusting
Skin can force most advanced and sophisticated deformation to needle point tip opposite force, and tip is supported by two oblique sections with both sides simultaneously, subtracts greatly
Little even avoid extreme deformation, promote to reduce the pain thrust greatly, arc tangent plane during moving on after thrusting
Seamlessly transit and coordinate coating can promote to thrust motion more smooth, it is to avoid with skin, the dry and astringent extruding of muscle, friction, wear
Thorn power is more preferable, and ease the pain sense further.
Further, axial along syringe needle, the first oblique section length is not more than the second oblique section, it is ensured that to most advanced and sophisticated support with
And suppression deformability is optimal, ease the pain sense.
Further, axial along syringe needle, the first oblique section length, more than the second oblique section, no more than arc tangent plane length, is protected
Demonstrate,proving most advanced and sophisticated support and suppression deformability optimal, ease the pain sense.
Further, the first described oblique section and axis angle are 0.1 °-9 °, and the first oblique section has certain guiding
Effect, it is ensured that thrust direction increase and thrust sharp property, promote the sense that eases the pain.
Further, described back end of syringe is provided with Handheld Division, and front end face both sides, Handheld Division are provided with anti-skidding burr, Handheld Division
Rear end is auxiliary section, and auxiliary section back end inside diameter is more than syringe external diameter, and syringe front end is provided with attachment structure integrated with syringe needle,
Syringe front end is additionally provided with the front protection cover of protection syringe needle, and back end of syringe is provided with rear shield, and rear shield rear end closes, rear shield front end with
Auxiliary section is slidably matched, and is provided with spacing preiection at the syringe inwall that Handheld Division front end face is corresponding, and spacing preiection avoids push rod to skid off
Syringe.
Further, described attachment structure is made up of, after syringe needle the connecting cylinder within the first connecting cylinder, the first connecting cylinder
End is connected with connecting cylinder axle center, and connecting cylinder stack shell is provided with the radially connected portion connecting the first connecting cylinder inwall, connecting cylinder, the first company
Connecing cylinder, syringe concentric, connecting portion linking number is three and is all distributed along connecting cylinder circumference, and described front protection cover front end is closed
Closing, rear end is slidably matched with the first connecting cylinder stack shell.
Further, described push rod front end is provided with the plunger of H type structure, and plunger is flexibly connected with push rod front end.
Further, described front protection cover, rear shield periphery are provided with anti-skid structure.
The beneficial effects of the utility model are: use such scheme, the structure of needle point refinement more, rationally, and two cut sth. askew
Face increases the penetrance that tip is thrust, and increases penetration power, and tip is supported in both sides by the conical surface, suppress it to deform,
Alleviate pain when thrusting greatly, with arc tangent plane transition during continuing to thrust, and combine silicone oil coating, it is to avoid with
Directly directly extruding between oblique section and muscle, skin, friction, the seamlessly transitting property of arc tangent plane is more preferable, alleviates pain further
Bitterly.
Accompanying drawing explanation
By detailed description below in conjunction with the accompanying drawings, the aforesaid objects, features and advantages with other of this utility model are incited somebody to action
Become apparent.
Fig. 1 is the schematic cross-section of this utility model embodiment 1.
Fig. 2 is the front view at this utility model needle point.
Fig. 3 is the side view at this utility model embodiment 1 needle point.
Fig. 4 is sectional view at this utility model attachment structure.
Fig. 5 is the side view at this utility model embodiment 2 needle point.
Fig. 6 is the schematic cross-section of this utility model embodiment 2.
Wherein: 1 is syringe needle, 1.1 is the first oblique section, and 1.2 is the second oblique section, and 1.3 is arc tangent plane, and 2 is syringe, 2.1
For Handheld Division, 2.2 is auxiliary section, and 2.3 is the first connecting cylinder, and 2.4 is connecting cylinder, and 2.5 is connecting portion, and 2.6 is spacing preiection, 3
For push rod, 4 is plunger, and 5 is front protection cover, and 6 is rear shield.
Detailed description of the invention
Below in conjunction with the accompanying drawings this utility model is described further.
Embodiment 1: referring to figs. 1 through the integral type high accuracy syringe shown in Fig. 3, including syringe 2, the pin of syringe 1 front end
1 and push rod 3, syringe 2 stack shell is provided with graduation mark, the first oblique section 1.1 that the needle point of syringe needle 1 is crossed by two front ends and
Second oblique section 1.2 is constituted, and the first oblique section 1.1 is in the back side that needle point is most advanced and sophisticated, and the second oblique section 1.2 is most advanced and sophisticated front,
The rear end of the second oblique section 1.2 smooths the arc tangent plane 1.3 being connected to outwardly convex, the front end of arc tangent plane 1.3 and the second oblique section
1.2 rear ends are smooth to connect, and arc tangent plane 1.3 rear end is the most tangent with syringe needle 1 periphery, and the surface of syringe needle 1 is additionally provided with silicone oil and is coated with
Layer, to improve the smoothness thrusting action, the external diameter of syringe needle 1 is 0.41mm, and needle point axially goes up overall length 2.11mm, the second oblique section
1.2 upper long 0.844mm, arc tangent plane 1.3 axially goes up long 1.266mm, a length of 0.96mm of the first oblique section 1.1, first
Oblique section 1.1 and axial angle are 4 °, the second oblique section 1.2 and axial angle 17 °, first oblique section the 1.1, second oblique section
1.2 are crossed to form the tip making needle point, and tip is taper, strengthens the puncture force lunging skin and the smoothness thrust,
Two oblique sections rear side in the axial direction has the ability suppressing axial form to front side simultaneously, keeps the inertia force that it is axial, makes pin
The axial inertia force of sharp end is consistent with axis all the time, and rear side has bracing reinforcement effect to tip, keeps its rigidity, simultaneously material
Material itself has certain elasticity, when thrusting skin, runs into the opposite force that needle point tip is produced by skin, and taper support promotes point
End keeps rigidity, simultaneously the most only elastic deformation in elastic deformation own, is greatly reduced most advanced and sophisticated deformation even it can be avoided that point
End flexural deformation, substantially reduces pain when thrusting, during thrusting, and seamlessly transitting of arc tangent plane 1.3, it is coated with in conjunction with silicone oil
Layer can promote to thrust motion more smooth, it is to avoid needle point and skin, the dry and astringent extruding of muscle, friction, puncture force is more preferable, enters
One step eases the pain sense, great slow release pain, and the first oblique section 1.1 has guide effect, it is simple to angle when thrusting
Assurance, slow down pain and operation easier further.
The rear end of syringe 2 is provided with Handheld Division 2.1, and front end face both sides, Handheld Division 2.1 are provided with anti-skidding burr, behind Handheld Division 2.1
End is auxiliary section 2.2, and auxiliary section 2.2 back end inside diameter is more than syringe external diameter, and the front end of syringe 2 is provided with integrated with syringe needle 1
Attachment structure, as shown in Figure 4, attachment structure is made up of the connecting cylinder 2.4 within first connecting cylinder the 2.3, first connecting cylinder 2.3,
Syringe needle 1 rear end is connected with connecting cylinder 2.4 axle center, and connecting cylinder 2.4 stack shell is provided with and connects the radially connected of the first connecting cylinder 2.3 inwall
Portion 2.5, connecting cylinder the 2.4, first connecting cylinder 2.3, syringe 2 concentric, connecting portion 2.5 linking number is three and along connecting cylinder
The circumference of 2.5 is all distributed, compact conformation, and the rear end of syringe needle 1 extends to the interior forward end of syringe 2, is significantly reduced injection process
The residual of herb liquid, improves injection precision, and the front end of push rod 3 is provided with the plunger 4 of H type structure, and plunger 4 is movable with push rod 3 front end
Connecting, the front end face of plunger 4 is concave surface backward, and along with the reach of plunger 4, medicinal liquid gradually collects in the middle part of plunger 4 front end face,
After plunger 4 contacts with syringe 2 interior forward end face, plunger 4 continues to be extruded, and its periphery first contacted is compressed consistent with concave face
Medicinal liquid in concave face is clamp-oned syringe needle 1, it is to avoid residual, improve injection precision, in the syringe 2 that Handheld Division 2.1 front end face is corresponding
Being provided with spacing preiection 2.6 at wall, spacing preiection 2.6 avoids plunger 4 to skid off syringe 2.
The front end of syringe 2 is additionally provided with the front protection cover 5 of protection syringe needle 1, and syringe 2 rear end is provided with rear shield 6, before front protection cover 5
End Guan Bi, front protection cover 5 rear end is slidably matched with the stack shell of the first connecting cylinder 2.3, and the rear end Guan Bi of rear shield 6, before rear shield 6
End is slidably matched with auxiliary section 2.2, and front protection cover 5, rear shield 6 periphery are provided with anti-skid structure simultaneously, protects syringe needle 1, the most right
Syringe needle 1, push rod 3 seal, and improve safety in utilization.
Embodiment 2: with reference to the integral type high accuracy syringe shown in Fig. 2, Fig. 5, including syringe 2, the syringe needle of syringe 1 front end
1 and push rod 3, syringe 2 stack shell is provided with graduation mark, the first oblique section 1.1 and that the needle point of syringe needle 1 is crossed by two front ends
Two oblique sections 1.2 are constituted, and the first oblique section 1.1 is in the back side that needle point is most advanced and sophisticated, and the second oblique section 1.2 is most advanced and sophisticated front, the
Two oblique sections 1.2, for reversing inclined-plane, reverse 30 °, and the rear end of the second oblique section 1.2 smooths the arc tangent plane being connected to outwardly convex
1.3, the front end of arc tangent plane 1.3 and the second oblique section 1.2 rear end are smooth to connect, and arc tangent plane 1.3 rear end is just and syringe needle 1 circumference
Face is tangent, and the surface of syringe needle 1 is additionally provided with silicone oil coating, and to improve the smoothness thrusting action, the external diameter of syringe needle 1 is 0.41mm,
Needle point axially goes up overall length 2.11mm, and the 1st oblique section 1.1 axially goes up long 0.42mm, and long 1.266mm axially gone up by arc tangent plane 1.3, and first
Oblique section 1.1 and axial angle are 9 °, the second oblique section 1.2 and axial angle 17 °, first oblique section the 1.1, second oblique section
1.2 are crossed to form the tip making needle point, and tip is taper, strengthens the puncture force lunging skin and the smoothness thrust,
Two oblique sections rear side in the axial direction has the ability suppressing axial form to front side simultaneously, keeps the inertia force that it is axial, makes pin
The axial inertia force of sharp end is consistent with axis all the time, and rear side has bracing reinforcement effect to tip, keeps its rigidity, simultaneously material
Material itself has certain elasticity, when thrusting skin, runs into the opposite force that needle point tip is produced by skin, and taper support promotes point
End keeps rigidity, simultaneously the most only elastic deformation in elastic deformation own, is greatly reduced most advanced and sophisticated deformation even it can be avoided that point
End flexural deformation, substantially reduces pain when thrusting, during thrusting, and seamlessly transitting of arc tangent plane 1.3, it is coated with in conjunction with silicone oil
Layer can promote to thrust motion more smooth, it is to avoid needle point and skin, the dry and astringent extruding of muscle, friction, puncture force is more preferable, enters
One step eases the pain sense, great slow release pain, and the first oblique section 1.1 has guide effect simultaneously, it is simple to oblique acupuncture treatment,
Promote to thrust the preferable assurance of angle, reduce operation easier.
The rear end of syringe 2 is provided with Handheld Division 2.1, and front end face both sides, Handheld Division 2.1 are provided with anti-skidding burr, behind Handheld Division 2.1
End is auxiliary section 2.2, and auxiliary section 2.2 back end inside diameter is more than syringe external diameter, and the front end of syringe 2 is provided with integrated with syringe needle 1
Attachment structure, as shown in Figure 4, attachment structure is made up of the connecting cylinder 2.4 within first connecting cylinder the 2.3, first connecting cylinder 2.3,
Syringe needle 1 rear end is connected with connecting cylinder 2.4 axle center, and connecting cylinder 2.4 stack shell is provided with and connects the radially connected of the first connecting cylinder 2.3 inwall
Portion 2.5, connecting cylinder the 2.4, first connecting cylinder 2.3, syringe 2 concentric, connecting portion 2.5 linking number is three and along connecting cylinder
The circumference of 2.5 is all distributed, compact conformation, and as shown in Figure 6, the rear end of syringe needle 1 extends to the interior forward end of syringe 2, and syringe 2 is internal
Front end face is the conical surface forward, and the front end of push rod 3 is provided with the plunger 4 of H type structure, and plunger 4 is flexibly connected with push rod 3 front end, post
The front end face of plug 4 is cambered surface forward, and cambered surface center is bulge-structure forward, it is possible to medicinal liquid gradually collects in plunger 4
In the middle part of front end face, medicinal liquid is preferably pushed syringe needle 1, is significantly reduced the residual of injection process herb liquid, improve injection precision,
Being provided with spacing preiection 2.6 at syringe 2 inwall that Handheld Division 2.1 front end face is corresponding, spacing preiection 2.6 avoids plunger 4 to skid off syringe
2。
The front end of syringe 2 is additionally provided with the front protection cover 5 of protection syringe needle 1, and syringe 2 rear end is provided with rear shield 6, before front protection cover 5
End Guan Bi, front protection cover 5 rear end is slidably matched with the stack shell of the first connecting cylinder 2.3, and the rear end Guan Bi of rear shield 6, before rear shield 6
End is slidably matched with auxiliary section 2.2, and front protection cover 5, rear shield 6 periphery are provided with anti-skid structure simultaneously, protects syringe needle 1, the most right
Syringe needle 1, push rod 3 seal, and improve safety in utilization.
The above, be only preferred embodiment of the present utility model, and this utility model not does any pro forma limit
System, every according to any simple modification in technical spirit of the present utility model, above example made, equivalent variations, all fall
Within entering protection domain of the present utility model.
Claims (9)
1. integral type high accuracy syringe, including syringe, the syringe needle of syringe front end and push rod, syringe stack shell is provided with graduation mark,
It is characterized in that: the first oblique section and the second oblique section that described needle tip is crossed by two front ends are constituted, and second is oblique
Tangent plane rear end smooths the arc tangent plane being connected to outwardly convex, and arc tangent plane front end is smooth with the second oblique section rear end to connect, arc tangent plane
Rear end is the most tangent with syringe needle periphery, and described needle surface is additionally provided with coating.
Integral type the most according to claim 1 high accuracy syringe, it is characterised in that: axial along syringe needle, the first oblique section
Length is not more than the second oblique section.
Integral type the most according to claim 1 high accuracy syringe, it is characterised in that: axial along syringe needle, the first oblique section
Length is more than the second oblique section, no more than arc tangent plane length.
Integral type the most according to claim 1 high accuracy syringe, it is characterised in that: the first described oblique section and axis
Angle is 0.1 °-9 °.
Integral type the most according to claim 1 high accuracy syringe, it is characterised in that: described back end of syringe is provided with hand-held
Portion, front end face both sides, Handheld Division are provided with anti-skidding burr, and rear end, Handheld Division is auxiliary section, and auxiliary section back end inside diameter is more than outside syringe
Footpath, syringe front end is provided with attachment structure integrated with syringe needle, and syringe front end is additionally provided with the front protection cover of protection syringe needle, after syringe
End is provided with rear shield, and rear shield rear end closes, and rear shield front end is slidably matched with auxiliary section, the syringe that Handheld Division front end face is corresponding
Spacing preiection it is provided with at inwall.
Integral type the most according to claim 5 high accuracy syringe, it is characterised in that: described attachment structure is by first even
Connecing connecting cylinder within cylinder, the first connecting cylinder to constitute, syringe needle rear end is connected with connecting cylinder axle center, and connecting cylinder stack shell is provided with connection the
The radially connected portion of one connecting cylinder inwall, connecting cylinder, the first connecting cylinder, syringe concentric, connecting portion linking number be three and
All being distributed along connecting cylinder circumference, described front protection cover front end Guan Bi, rear end is slidably matched with the first connecting cylinder stack shell.
Integral type the most according to claim 1 high accuracy syringe, it is characterised in that: described push rod front end is provided with H type
The plunger of structure, plunger is flexibly connected with push rod front end.
Integral type the most according to claim 5 high accuracy syringe, it is characterised in that: described front protection cover, rear shield are round
Side face is provided with anti-skid structure.
Integral type the most according to claim 1 high accuracy syringe, it is characterised in that: described coating is silicone oil coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620358585.9U CN205698738U (en) | 2016-04-26 | 2016-04-26 | Integral type high accuracy syringe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620358585.9U CN205698738U (en) | 2016-04-26 | 2016-04-26 | Integral type high accuracy syringe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205698738U true CN205698738U (en) | 2016-11-23 |
Family
ID=57294073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620358585.9U Expired - Fee Related CN205698738U (en) | 2016-04-26 | 2016-04-26 | Integral type high accuracy syringe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205698738U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107693903A (en) * | 2017-11-16 | 2018-02-16 | 中国大冢制药有限公司 | A kind of pre-encapsulated injector and its manufacture method |
-
2016
- 2016-04-26 CN CN201620358585.9U patent/CN205698738U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107693903A (en) * | 2017-11-16 | 2018-02-16 | 中国大冢制药有限公司 | A kind of pre-encapsulated injector and its manufacture method |
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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: 20161123 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |