CN207413173U - Convenient syringe - Google Patents
Convenient syringe Download PDFInfo
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- CN207413173U CN207413173U CN201721427723.5U CN201721427723U CN207413173U CN 207413173 U CN207413173 U CN 207413173U CN 201721427723 U CN201721427723 U CN 201721427723U CN 207413173 U CN207413173 U CN 207413173U
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- syringe
- suction wand
- piston suction
- lower connecting
- convenient
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Abstract
The utility model discloses a kind of convenient syringe, including：Its front end has the syringe of the connector for connecting needle；Its front end is placed in syringe and can be along the piston suction wand that syringe axial stretching moves；The pressing structure that the one side of syringe and piston suction wand is linked together, for making piston suction wand with respect to syringe telescopic moving；The restoring force structure that the opposite side of syringe and piston suction wand is linked together, for the piston suction wand after syringe movement to be made to automatically reset to complete drain action.The convenient syringe of the utility model, it is simple in structure, using, it is easy to operate, one-hand operation, when liquid medicine mixing operation need to be carried out, only it need to press lightly on, loosen pressing structure, you can piston suction wand is made to be moved back and forth in syringe, it realizes drug mixing repeatedly, reduces the hand fatigue of medical staff；If need to only aspirate merely, elastic component can be unloaded, press lightly on structure, be particularly suitable for the higher liquid of singlehanded suction viscosity.
Description
Technical field
The utility model is related to the field of medical instrument technology more particularly to a kind of convenient syringes.
Background technology
In clinical position, the drug of some drugs, especially pulvis before medication needs solvent-applied to be mixed molten
Solution.It needs to take out repeatedly using syringe in the process and pushes away syringe piston.In one-handed performance, this action easily causes big thumb
Refer to fatigue, feel uncomfortable, be easy to cause muscular fatigue, myotenositis in the past for a long time, it has not been convenient to Clinical practice.
The content of the invention
The purpose of this utility model is exactly to solve the above problem existing in the prior art, provides a kind of convenient injection
Device, it is simple in structure, using, easy to operate, one-hand operation, and it need to only press lightly on, loosen pressing structure, you can make piston
Suction wand moves back and forth in syringe, realizes drug mixing repeatedly, reduces the hand fatigue of medical staff, can meet routine clinical
It needs；If need to only aspirate merely, elastic component can be unloaded, press lightly on the function that ordinary syringe can be realized in structure, especially
It is suitable for the higher liquid of singlehanded suction viscosity.
To realize the above-mentioned purpose of the utility model, convenient syringe provided by the utility model includes：Its front end has
For the syringe of the connector of connecting needle；Its front end is placed in syringe and can be aspirated along the piston that syringe axial stretching moves
Stick；The pressing structure that the one side of syringe and piston suction wand is linked together, for piston suction wand to be made to stretch with respect to syringe
It is mobile；The restoring force structure that the opposite side of syringe and piston suction wand is linked together, for making after syringe moves
Piston suction wand automatically resets to complete drain action.
Preferably, the pressing structure includes：The upper junction plate being connected with the one side side wall of the piston suction wand tail end；
The lower connecting plate being connected with the one side side wall of the syringe forepart；Wherein, the upper junction plate and the lower connecting plate are hinged.
Preferably, the upper junction plate is taper thin plate wide at the top and narrow at the bottom, and the lower connecting plate is up-narrow and down-wide taper
Thin plate.
Preferably, the restoring force structure includes：It is arranged on the opposite side side wall of the piston suction wand tail end and edge
The upper connecting portion that piston suction wand radially extends；Be arranged on the opposite side side wall of the syringe forepart and along syringe radially
The lower connecting portion to extend outwardly；The elastic component that lower connecting portion and upper connecting portion are connected as one, for being made using its restoring force
The piston suction wand is mobile towards syringe inside relative to the syringe.
Preferably, the lower connecting portion is the lower connecting ear for the opposite side side wall for being arranged on the syringe forepart, it is described on
Connecting portion is the upper connecting ear for being arranged on the opposite side side wall of the piston suction wand tail end and extending outwardly.
Alternatively, the lower connecting portion is to be arranged on otic placode with holes under the opposite side side wall of the syringe forepart, it is described on
Connecting portion is the upper otic placode with holes for being arranged on the opposite side side wall of the piston suction wand tail end and extending outwardly.
Preferably, the elastic component is spring or elastic webbing or rubber band.
Compared with prior art, the convenient instrument used for injection of the utility model embodiment has the following advantages：
The convenient syringe of the present embodiment, it is simple in structure, using, it is easy to operate, piston is aspirated by restoring force structure
Stick and syringe are connected as one, convenient for using restoring force piston suction wand being made to be moved relative to syringe movement to be automatically performed drain
Make, and need to only be pressed lightly on during medical staff's one-handed performance, loosen pressing structure, you can making piston suction wand, pump drainage is grasped repeatedly
Make, can be repeatedly by drug mixing, it is slow to prevent thumb for the fatigue of hand especially thumb when reducing medical staff's admixing medical solutions
Fatigue disease improves the operating experience of medical staff, can meet routine clinical needs.In addition, also it is the operation of syringe
There is provided a kind of new theory, i.e. changing needs to clasp piston rod in the syringe of the prior art make its outer shifting that can just carry out imbibition behaviour
Make, pin piston rod make to move in it just can drain mode, liquid sucking-discharging only can be realized by pressing and operate, operation is more flexible.
The utility model embodiment is described in detail below in conjunction with the accompanying drawings.
Description of the drawings
Fig. 1 is the schematic diagram that pressing structure is in the state that is pressed in the convenient syringe of the utility model embodiment；
Fig. 2 is the schematic diagram of pressing structure in a free state in the convenient syringe of the utility model embodiment；
Fig. 3 is the schematic diagram of the pressing structure of the utility model embodiment.
Specific embodiment
As shown in Figure 1 and Figure 2, pressing structure is in different conditions respectively in convenient syringe provided by the utility model
When structure diagram, as seen from the figure, convenient syringe provided by the utility model includes：Its front end has for connecting needle
Connector syringe；Its front end is placed in syringe and can be along the piston suction wand that syringe axial stretching moves；By syringe and work
The pressing structure that the one side of plug suction wand links together, for making piston suction wand with respect to syringe telescopic moving；By syringe and
The restoring force structure that the opposite side of piston suction wand links together, for making the piston suction wand after syringe movement automatic
It resets to complete drain action.
Specifically, as shown in Figure 1 and Figure 2, the tail end opening of the utility model syringe 2, front end has for connecting needle
Connector 1, the connection structure of connector 1 and syringe needle using prior art syringe connector and syringe needle connection structure.In syringe 2
The piston suction wand 6 that can be moved along 2 axial stretching of syringe is disposed, the front end of piston suction wand 6 is placed in syringe 2, and piston is taken out
The length for inhaling stick 6 is more than the length of syringe 2, so that tail end is exposed to syringe 2.
In order to which the medical staff solved clinically is using prior art syringe to be sufficiently mixed medicine powder and solvent
When, it is required for clasping plunger end after every time by lower piston rod piston rod out of syringe is pulled out and causes thumb extremely
The problem of myotenositis, even occurs for discomfort, and the syringe of the utility model is set in the same side of syringe 2 and piston suction wand 6
The pressing structure that the two is connected as one, and set in syringe and the opposite side of piston suction wand and returned with what the two was connected respectively
Multiple power structure makes piston suction wand be acted relative to syringe movement to be automatically performed drain for use in using restoring force.
Wherein, pressing structure includes：The upper junction plate 5 being connected with the one side side wall of 6 tail end of piston suction wand；With syringe 2
The lower connecting plate 3 of the one side side wall connection of forepart；Wherein, upper junction plate 5 and lower connecting plate 3 are hinged by articulated shaft 4.It is preferred that
, as shown in figure 3, upper junction plate 5 for it is upper it is wide, under narrow taper thin plate, lower connecting plate 3 is upper narrow, lower wide taper thin plate, on
The lower end of connecting plate 5 and the upper end of lower connecting plate 3 are hinged by articulated shaft 4.
During design, for make upper junction plate 5 and with 6 tail end stable connection of piston suction wand, piston suction wand will not be damaged,
6 tail end ring of piston suction wand sets an annular convex platform 7, and the upper end of upper junction plate 5 is connected with annular convex platform 7.Due to from side
When holding syringe and pressing structure, upper junction plate 5 and lower connecting plate 3 need to be moved towards close to the direction of syringe 2, therefore, upper company
It is linked together and (is schemed using articulated manner between 7 lateral wall of fishplate bar 5 and annular convex platform, 2 lateral wall of lower connecting plate 3 and syringe
Not shown in), in this way, when holding syringe and pressing structure, upper junction plate and lower connecting plate can band piston suction wand and syringes
It moves in the opposite direction respectively, so that piston suction wand moves outwardly along syringe, realizes liquid suction function.
And in order to which when stopping pressing pressing structure, pressing structure can restore, and make piston suction wand with respect to syringe court
So that the liquid of syringe is discharged, the utility model is set on the identical side wall of syringe and the opposite side of piston suction wand for interior movement
The restoring force structure being connected respectively with the two is put, which includes：It is arranged on the opposite side side of 6 tail end of piston suction wand
The upper connecting portion radially extended on wall and along piston suction wand 6；It is arranged on the opposite side side wall of 2 front end of syringe and along pin
The lower connecting portion that cylinder 2 radially extends；And the elastic component 9 for being connected as one lower connecting portion and upper connecting portion, pass through bullet
Property part 9 restoring force make piston suction wand 6 mobile towards the inside of syringe 2 relative to syringe 2, to be automatically performed drain action, make
Medicine powder and solvent in syringe are sufficiently mixed or discharge mixed liquid.
Wherein, the lower company for being arranged on 2 front end outer wall of syringe and extending outwardly may be employed in the lower connecting portion of the utility model
Lug 11, and upper connecting portion is the upper connecting ear 8 (as shown in Figure 1 and Figure 2) for being arranged on 7 lateral wall of annular convex platform and extending outwardly；
Alternatively, lower connecting portion can be to be arranged on 2 outer wall of syringe and the otic placode with holes that extends outwardly down, upper connecting portion is is arranged on ring
7 lateral wall of shape boss and the upper otic placode (not shown) with holes to extend outwardly.And elastic component 9 can respectively connect for its both ends
The spring or elastic webbing or rubber band of lower connecting portion and upper connecting portion.Spring or elastic webbing or rubber band can be with upper and lower connecting portions
It is detachably connected, such as hooks or be nested with or is bound on upper connecting portion and lower connecting portion respectively.
Preferably, upper connecting ear 8 is L-shaped otic placode, and including level board and vertical plate, and vertical plate is located at level board end simultaneously
Along the axially upwardly extending of syringe；And lower connecting ear 11 is inverted L-shaped otic placode, also including level board and vertical plate, vertical plate
Extend downward positioned at level board end and along the axial direction of syringe.Elastic component both ends and the level board of upper connecting ear and lower connecting ear
It connects, and is blocked by the vertical plate of upper and lower engaging lug respectively, make elastic component without departing from upper and lower engaging lug.Otic placode with holes under and
To be arranged on the lower horizontal board radially extended along syringe on syringe outer wall, set on level board under impenetrating thickness
Through hole, equally, upper otic placode with holes are to be arranged on annular convex platform lateral wall and the upper level board parallel with lower horizontal board, upper level
The upper through hole of impenetrating thickness is set on plate.When elastic component is connected with the portion of being vertically connected with, if elastic component uses spring, spring two
End sets hook, is hooked on upper and lower connecting portion, if elastic webbing or rubber band, then elastic webbing or the binding of rubber band both ends or
It is sleeved in the portion of being vertically connected with.And in design, the elastic component with appropriate elasticity with restoring force should be selected, to avoid because of bullet
The elastic force of property part causes the occurrence of inconvenient.
Firm, the radial dimension of 6 tail end of piston suction wand is connected with annular convex platform 7 for ease of the tail end of piston suction wand 6
The footpath portion size that can be more than in the middle part of it.
In addition, the syringe of the utility model also sets graduated scale 10 in syringe outer wall, to be counted to liquid dose
Amount, and in liquid medicine injection, by observing the volume of injecting liquid drug, control injection speed, therefore multi-faceted can meet and face
The different demands of bed.
Using the syringe of the utility model, liquid medicine mixing can be carried out, liquid can also be discharged, in the following, only to adopting
The process that liquid suction and mixing are carried out with the utility model syringe is described.
When needing to carry out liquid suction with mixing operation, syringe needle is mounted on the connector of syringe, at this point, at syringe
In state shown in Fig. 2 (syringe needle is not shown), the head of syringe needle is made to be contacted with solvent, then user holds syringe from syringe one side
And pressing structure, then press lightly on pressing structure, make pressing structure upper junction plate and lower connecting plate respectively towards close to pin
The direction movement of cylinder, band piston suction wand along syringe towards syringe outside move (i.e. piston suction wand moves up), syringe at this time
Interior space can be filled by solvent, i.e. sucked in syringe solvent, completed the suction operation to solvent, at the same time, elastic component
It is stretched；After precalculated position is moved on in piston suction wand (as shown in Figure 1), syringe needle with medicine powder is contacted, is then used
Person unclamps pressing structure, and under the action of elastic component restoring force, piston suction wand can be driven along syringe and move inwardly, so as to
Solvent is discharged into syringe, solvent is made to be mixed with medicine powder；Above-mentioned pressing, release operation repeatedly, make piston suction wand opposite
Syringe stretches repeatedly, so that solvent is uniformly mixed with medicine powder；And work as solvent and medicine powder after mixing, by syringe
Interior injecting liquid drug is gone out.
In addition, if being not required to carry out liquid medicine mixing operation, when only needing simple swabbing action, elastic component can be unloaded, gently
Light press pressing structure, you can realize conventional syringe function, be particularly suitable for the higher liquid of singlehanded suction viscosity.
In conclusion compared with prior art, the convenient instrument used for injection of the utility model embodiment has the following advantages：
The convenient syringe of the present embodiment, it is simple in structure, using, it is easy to operate, piston is aspirated by restoring force structure
Stick and syringe are connected as one, convenient for using restoring force piston suction wand being made to be moved relative to syringe movement to be automatically performed drain
Make, and syringe and pressing structure need to be only held during medical staff's one-handed performance, and press lightly on, loosen pressing structure, you can make
Pump drainage operates piston suction wand repeatedly, can be repeatedly by drug mixing, hand especially big thumb when reducing medical staff's admixing medical solutions
The fatigue of finger prevents thumb chronic fatiguing illness, improves the operating experience of medical staff, can meet routine clinical needs.
In addition, also a kind of new theory is provided for the operation of syringe, i.e. changing to need to clasp piston rod in the syringe of the prior art makes
Its outer shifting can just carry out imbibition operation, pin piston rod make to move in it just can drain mode, suction only can be realized by pressing
Drain operates, and operation is more flexible.
Although being explained in detail above to the utility model embodiment, the utility model embodiment is without being limited thereto, this
Those skilled in the art can modify according to the principle of the utility model embodiment, therefore, all new according to this practicality
The various modifications that the principle of type embodiment carries out all should be understood to fall into the protection domain of the utility model embodiment.
Claims (7)
1. a kind of convenient syringe, which is characterized in that including：
Its front end has the syringe of the connector for connecting needle；
Its front end is placed in syringe and can be along the piston suction wand that syringe axial stretching moves；
The pressing structure that the one side of syringe and piston suction wand is linked together, for piston suction wand to be made to stretch with respect to syringe
It is mobile；
The restoring force structure that the opposite side of syringe and piston suction wand is linked together, for making the work after syringe movement
Plug suction wand automatically resets to complete drain action.
2. convenient syringe according to claim 1, which is characterized in that the pressing structure includes：
The upper junction plate being connected with the one side side wall of the piston suction wand tail end；
The lower connecting plate being connected with the one side side wall of the syringe forepart；
Wherein, the upper junction plate and the lower connecting plate are hinged.
3. convenient syringe according to claim 2, which is characterized in that the upper junction plate is thin for taper wide at the top and narrow at the bottom
Plate, the lower connecting plate are up-narrow and down-wide taper thin plate.
4. according to the convenient syringe of claim 1-3 any one of them, which is characterized in that the restoring force structure includes：
The upper connection for being arranged on the opposite side side wall of the piston suction wand tail end and radially extending along piston suction wand
Portion；
The lower connecting portion for being arranged on the opposite side side wall of the syringe forepart and radially extending along syringe；
The elastic component that lower connecting portion and upper connecting portion are connected as one, for making the piston suction wand phase using its restoring force
It is mobile towards syringe inside to the syringe.
5. convenient syringe according to claim 4, which is characterized in that before the lower connecting portion is is arranged on the syringe
The lower connecting ear of the opposite side side wall in portion, the upper connecting portion be arranged on the piston suction wand tail end opposite side side wall and
The upper connecting ear to extend outwardly.
6. convenient syringe according to claim 4, which is characterized in that before the lower connecting portion is is arranged on the syringe
Otic placode with holes under the opposite side side wall in portion, the upper connecting portion are the opposite side side wall for being arranged on the piston suction wand tail end
And the upper otic placode with holes to extend outwardly.
7. convenient syringe according to claim 4, which is characterized in that the elastic component is spring or elastic webbing or rubber
Muscle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721427723.5U CN207413173U (en) | 2017-10-31 | 2017-10-31 | Convenient syringe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721427723.5U CN207413173U (en) | 2017-10-31 | 2017-10-31 | Convenient syringe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207413173U true CN207413173U (en) | 2018-05-29 |
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ID=62309500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721427723.5U Active CN207413173U (en) | 2017-10-31 | 2017-10-31 | Convenient syringe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207413173U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110523310A (en) * | 2019-09-29 | 2019-12-03 | 深圳赛动生物自动化有限公司 | Injection type liquid evenly mixing device and its working method |
-
2017
- 2017-10-31 CN CN201721427723.5U patent/CN207413173U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110523310A (en) * | 2019-09-29 | 2019-12-03 | 深圳赛动生物自动化有限公司 | Injection type liquid evenly mixing device and its working method |
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| GR01 | Patent grant |