CN102974006B - Syringe preventing mutual interference between main needle cylinder and auxiliary needle cylinder - Google Patents
Syringe preventing mutual interference between main needle cylinder and auxiliary needle cylinder Download PDFInfo
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- CN102974006B CN102974006B CN201210516545.9A CN201210516545A CN102974006B CN 102974006 B CN102974006 B CN 102974006B CN 201210516545 A CN201210516545 A CN 201210516545A CN 102974006 B CN102974006 B CN 102974006B
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- Prior art keywords
- syringe
- main
- needle cylinder
- auxiliary
- pushes away
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Abstract
The utility model discloses a syringe preventing mutual interference between a main needle cylinder and an auxiliary needle cylinder, and belongs to the technical field of medical treatment appliances. The syringe comprises a main needle cylinder, a main piston push handle and a needle base, wherein the main piston push handle is placed in the main needle cylinder; the main needle cylinder is tightly adhered with the main piston push handle; and the needle base is arranged at the bottom of the main needle cylinder. The syringe also comprises an auxiliary needle cylinder, an auxiliary piston push handle, a drainage bend path and a mutual interference preventing device, wherein the auxiliary needle cylinder is fixedly connected to the side of the main needle cylinder; an auxiliary piston push rod is placed in the auxiliary needle cylinder which is tightly adhered to the auxiliary piston push rod; the needle base is connected with the auxiliary needle cylinder through the drainage bend path; and the mutual interference preventing device is arranged on the auxiliary needle cylinder. The syringe has the beneficial effects that the mutual interference between the main needle cylinder and the auxiliary needle cylinder in use can be effectively reduced, so that the experiment effect is improved.
Description
Technical field
The present invention relates to a kind of syringe, specifically a kind of syringe preventing major-minor pipe from mutually disturbing, belongs to technical field of medical instruments.
Background technology
The syringe drug residue of current Clinical practice is more, finds in clinical practice, even if use micro pump, the residual liquor in micro pump often can not all input, and about has 1.5ml liquor residue.This toy experiment in valuable reagent or valuable drug injection time, underdosage or waste will be caused, thus affect experimental result or therapeutic effect, and add experimental cost, in order to solve the problem, the applicant has applied for that a patent name is zoopery syringe, the applying date is on March 14th, 2012, the patent No. is ZL201220095322.5, the mode that this syringe adopts supervisor and looped pipeline to combine, can play and reduce the residual quantity of medicinal liquid in syringe, improve the object of experiment effect, but major-minor pipe processing ease disturbs mutually in practice process, looped pipeline carry out flushing liquor as normal saline extract after, when supervisor carries out medicinal liquid extraction, because supervisor and looped pipeline communicate, so supervisor can by the part normal saline suction pipe in looped pipeline, the normal saline in looped pipeline is so not only made to reduce, and the concentration of the medicinal liquid in supervisor is reduced, in addition when injecting, when supervisor carries out injecting liquid drug, the injection in supervisor also can be injected in looped pipeline, effectively can not improve experiment effect.
Summary of the invention
For above-mentioned prior art Problems existing, the invention provides a kind of syringe preventing major-minor pipe from mutually disturbing, effectively can prevent the mutual interference in use of major-minor syringe, thus improve experiment effect.
To achieve these goals, the technical solution used in the present invention is: a kind of syringe preventing major-minor pipe from mutually disturbing, comprise main syringe, main piston pushes away handle and needle stand, main piston pushes away handle and is placed in main syringe, main syringe and main piston push away between handle and fit tightly, needle stand is provided with bottom main syringe, also comprise secondary syringe, auxiliary piston pushes away handle, drain bend and prevent mutual countermeasure set, secondary syringe is fixedly connected on main syringe sidepiece, auxiliary piston push rod is placed in secondary syringe, fit tightly between secondary syringe and auxiliary piston push rod, needle stand is connected by drain bend is through with secondary syringe, mutual countermeasure set is prevented to be arranged on secondary syringe.
Further, prevent mutual countermeasure set from comprising junction button, lower junction button, upper litter, lower litter and tight locking button, upper litter is connected by tight locking button with lower litter, upper litter upper end is fixedly connected with junction button, lower litter lower end is fixedly connected with lower junction button, upper junction button is fixedly connected on auxiliary piston and pushes away handle top, and lower junction button is fixedly connected on outside secondary syringe.
Further, prevent mutual countermeasure set from being pressing type locking latch, pressing type locking latch is fixedly connected on secondary syringe sidepiece, and described auxiliary piston pushes away handle and is provided with jack.
Further, prevent mutual countermeasure set from being rotating switch, described rotating switch is the turning cylinder that centre has through hole, and rotating switch is arranged on secondary syringe bottom.
Compared with prior art, the present invention prevents mutual countermeasure set by setting, after secondary syringe extracts flushing liquor, can be fixed, and when then carrying out medicinal liquid extraction with main syringe, the flushing liquor in secondary syringe can not flow in secondary syringe; When main syringe carries out injecting liquid drug in addition, the injection in main syringe can not be injected in secondary syringe, effectively prevents the mutual interference in use of major-minor syringe, thus improves experiment effect.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention 1;
Fig. 2 is the schematic diagram preventing mutual countermeasure set in the embodiment of the present invention 1;
Fig. 3 is the structural representation of the embodiment of the present invention 2;
Fig. 4 is the use schematic diagram of the embodiment of the present invention 2;
Fig. 5 is the structural representation of the embodiment of the present invention 3;
Fig. 6 is the use schematic diagram of the embodiment of the present invention 3.
In figure: 1-1, main piston push away handle, 1-2, main syringe, 1-3, needle stand, 2-1, auxiliary piston push away handle, 2-2, secondary syringe, 2-3, drain bend, 3-1, upper junction button, 3-2, lower junction button, 3-3, upper litter, 3-4, lower litter, 3-5, tight locking button, 3-6, pressing type locking latch, 3-7, rotating switch.
Detailed description of the invention
Below in conjunction with embodiment, the invention will be further described.
A kind of syringe preventing major-minor pipe from mutually disturbing, comprise main syringe 1-2, main piston pushes away handle 1-1 and needle stand 1-3, main piston pushes away handle 1-1 and is placed in main syringe 12, main syringe 1-2 and main piston push away between handle 2-1 and fit tightly, needle stand 1-3 is provided with bottom main syringe 1-2, also comprise secondary syringe 2-2, auxiliary piston pushes away handle 2-1, drain bend 2-3 and prevent mutual countermeasure set, secondary syringe 2-2 is fixedly connected on main syringe 1-2 sidepiece, auxiliary piston push rod 2-1 is placed in secondary syringe 2-2, fit tightly between secondary syringe 2-2 and auxiliary piston push rod 2-1, needle stand 1-3 is connected by drain bend 2-3 is through with secondary syringe 2-2, mutual countermeasure set is prevented to be arranged on secondary syringe 2-2.
Embodiment 1:
As depicted in figs. 1 and 2, prevent mutual countermeasure set from comprising junction button 3-1, lower junction button 3-2, upper litter 3-3, lower litter 3-4 and tight locking button 3-5, upper litter 3-3 is connected by tight locking button 3-5 with lower litter 3-4, upper litter 3-3 upper end is fixedly connected with junction button 3-1, lower litter 3-4 lower end is fixedly connected with lower junction button 3-2, upper junction button 3-1 is fixedly connected on auxiliary piston and pushes away handle 2-1 top, and lower junction button 3-2 is fixedly connected on outside secondary syringe 2-2.
During use, operation main piston pushes away handle 1-1 and auxiliary piston and pushes away handle 2-1 and make them be close to respectively bottom main syringe 1-2 and secondary syringe 2-2, guarantees do not have space; Then syringe needle is contained on needle stand 1-3; Syringe needle is inserted flushing liquor as in normal saline, upwards operate auxiliary piston to push away handle 2-1 and make flushing liquor enter in secondary syringe 2-2, prevent the upper litter 3-3 of mutual countermeasure set from moving along with the movement of auxiliary piston handle 2-1, then pump-down process is made, guarantee leaving no air bubbles inside, in order to using, now with litter 3-3 and lower litter 3-4 in tight locking button 3-5 locking, guarantee that auxiliary piston pushes away handle 2-1 and do not move; Then syringe needle is inserted into the liquid, upwards operate main piston and push away handle 2-1 medicinal liquid is entered in main syringe 1-2, and do pump-down process in main syringe 1-2, guarantee leaving no air bubbles inside; Mutual countermeasure set is prevented owing to being provided with, so the flushing liquor in secondary syringe 2-2 can not enter in main syringe 1-2, ensure that the concentration of main syringe 1-2 herb liquid is unaffected, during injection, operation main piston pushes away handle 1-1 and medicinal liquid is injected in animal body, and guarantee that main piston pushes away handle 1-1 lower end and is close to bottom main syringe 1-2, medicine in winner syringe 1-2 is all injected; Do not take out syringe needle after injection, unclamped by tight locking button 3-5, now go up litter 3-3 and lower litter 3-4 can slide, downward operation auxiliary piston pushes away handle 2-1 and makes appropriate flushing liquor be pressed in animal body, to rinse the left drug in needle stand 1-3 and syringe needle well.
Embodiment 2:
As shown in Figure 3 and Figure 4, prevent mutual countermeasure set from being pressing type locking latch 3-6, pressing type locking latch 3-6 is fixedly connected on secondary syringe 2-2 sidepiece, and described auxiliary piston pushes away handle 2-1 and is provided with jack.
During use, syringe needle is inserted flushing liquor as in normal saline, pressing type locking latch 3-6 upsprings and unclamps, and auxiliary piston pushes away handle 2-1 and can move, and upwards operates auxiliary piston and pushes away handle 2-1 and make flushing liquor enter in secondary syringe 2-2, make pump-down process, guaranteeing leaving no air bubbles inside, in order to using, pressing type locking latch 2-6 being pressed, insertion auxiliary piston pushes away the jack on handle 2-1, guarantees that auxiliary piston pushes away handle 2-1 and can not move; Then syringe needle is inserted into the liquid, upwards operate main piston and push away handle 2-1 medicinal liquid is entered in main syringe 1-2, and do pump-down process in main syringe 1-2, guarantee leaving no air bubbles inside; Mutual countermeasure set is prevented owing to being provided with, so the flushing liquor in secondary syringe 2-2 can not enter in main syringe 1-2, ensure that the concentration of main syringe 1-2 herb liquid is unaffected, during injection, operation main piston pushes away handle 1-1 and medicinal liquid is injected in animal body, and guarantee that main piston pushes away handle 1-2 lower end and is close to bottom main syringe 1-2, medicine in winner syringe 1-3 is all injected; Do not take out syringe needle after injection, upspring by pressing type locking latch 2-6 and unclamp, auxiliary piston pushes away handle 2-1 and can move, and downward operation auxiliary piston pushes away handle 2-1 and makes appropriate flushing liquor be pressed in animal body, to rinse the left drug in needle stand 1-3 and syringe needle well.
Embodiment 3:
As shown in Figure 5 and Figure 6, prevent mutual countermeasure set from being rotating switch 3-7, described rotating switch 3-7 is the turning cylinder that centre has through hole, and rotating switch 3-7 is arranged on secondary syringe 2-2 bottom.
During use, by rotating switch 3-7 conducting, syringe needle inserts flushing liquor as in normal saline, upwards operate auxiliary piston to push away handle 2-1 flushing liquor is entered in secondary syringe 2-2, make pump-down process, guarantee leaving no air bubbles inside, in order to using, now rotating rotating switch 3-7, rotating switch 3-7 is closed; Then syringe needle is inserted into the liquid, upwards operate main piston and push away handle 2-1 medicinal liquid is entered in main syringe 1-2, and do pump-down process in main syringe 1-2, guarantee leaving no air bubbles inside; Mutual countermeasure set is prevented owing to being provided with, so the flushing liquor in secondary syringe 2-2 can not enter in main syringe 1-2, ensure that the concentration of main syringe 1-2 herb liquid is unaffected, during injection, operation main piston pushes away handle 1-1 and medicinal liquid is injected in animal body, and guarantee that main piston pushes away handle 1-1 lower end and is close to bottom main syringe 1-2, medicine in winner syringe 1-2 is all injected; Do not take out syringe needle after injection, rotate rotating switch 3-7, make rotating switch 3-7 conducting, downward operation auxiliary piston pushes away handle 2-1 and makes appropriate flushing liquor be pressed in animal body, to rinse the left drug in needle stand 1-3 and syringe needle well.
Claims (1)
1. the syringe preventing major-minor pipe from mutually disturbing, comprise main syringe (1-2), main piston pushes away handle (1-1) and needle stand (1-3), main piston pushes away handle (1-1) and is placed in main syringe (1-2), main syringe (1-2) and main piston push away between handle (1-1) and fit tightly, main syringe (1-2) bottom is provided with needle stand (1-3), it is characterized in that, also comprise secondary syringe (2-2), auxiliary piston pushes away handle (2-1), drain bend (2-3) and prevent mutual countermeasure set, secondary syringe (2-2) is fixedly connected on main syringe (1-2) sidepiece, auxiliary piston pushes away handle (2-1) and is placed in secondary syringe (2-2), secondary syringe (2-2) and auxiliary piston push away between handle (2-1) and fit tightly, needle stand (1-3) is connected by drain bend (2-3) is through with secondary syringe (2-2), mutual countermeasure set is prevented to be arranged on secondary syringe (2-2), the described mutual countermeasure set that prevents comprises junction button (3-1), lower junction button (3-2), upper litter (3-3), lower litter (3-4) and tight locking button (3-5), upper litter (3-3) is connected by tight locking button (3-5) with lower litter (3-4), upper litter (3-3) upper end is fixedly connected with junction button (3-1), lower litter (3-4) lower end is fixedly connected with lower junction button (3-2), upper junction button (3-1) is fixedly connected on auxiliary piston and pushes away handle (2-1) top, and lower junction button (3-2) is fixedly connected on secondary syringe (2-2) outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210516545.9A CN102974006B (en) | 2012-12-05 | 2012-12-05 | Syringe preventing mutual interference between main needle cylinder and auxiliary needle cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210516545.9A CN102974006B (en) | 2012-12-05 | 2012-12-05 | Syringe preventing mutual interference between main needle cylinder and auxiliary needle cylinder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102974006A CN102974006A (en) | 2013-03-20 |
| CN102974006B true CN102974006B (en) | 2015-06-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210516545.9A Expired - Fee Related CN102974006B (en) | 2012-12-05 | 2012-12-05 | Syringe preventing mutual interference between main needle cylinder and auxiliary needle cylinder |
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| CN (1) | CN102974006B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106540352B (en) * | 2016-12-08 | 2023-02-03 | 温州医科大学附属第二医院 | Mechanical ultrasonic contrast agent injection mechanism with L-shaped tee joint |
| CN106474584B (en) * | 2016-12-08 | 2023-02-03 | 温州医科大学附属第二医院 | Mechanical ultrasonic contrast agent injection device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1751753A (en) * | 2005-11-03 | 2006-03-29 | 王建 | Injector filled and stored with medicine |
| CN201551677U (en) * | 2009-12-14 | 2010-08-18 | 石春波 | Double-cavity syringe |
| CN202497266U (en) * | 2012-03-14 | 2012-10-24 | 徐州医学院 | Syringe for animal experiment |
| CN202961375U (en) * | 2012-12-05 | 2013-06-05 | 徐州医学院 | Syringe capable of avoiding mutual interference between main pipe and auxiliary pipe |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070213660A1 (en) * | 2004-10-29 | 2007-09-13 | Mark Richards | Fibrin sealant delivery device including pressure monitoring, and method and kits thereof |
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2012
- 2012-12-05 CN CN201210516545.9A patent/CN102974006B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1751753A (en) * | 2005-11-03 | 2006-03-29 | 王建 | Injector filled and stored with medicine |
| CN201551677U (en) * | 2009-12-14 | 2010-08-18 | 石春波 | Double-cavity syringe |
| CN202497266U (en) * | 2012-03-14 | 2012-10-24 | 徐州医学院 | Syringe for animal experiment |
| CN202961375U (en) * | 2012-12-05 | 2013-06-05 | 徐州医学院 | Syringe capable of avoiding mutual interference between main pipe and auxiliary pipe |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102974006A (en) | 2013-03-20 |
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Granted publication date: 20150603 Termination date: 20211205 |