CN204699170U - A kind of needleless injector - Google Patents
A kind of needleless injector Download PDFInfo
- Publication number
- CN204699170U CN204699170U CN201520246314.XU CN201520246314U CN204699170U CN 204699170 U CN204699170 U CN 204699170U CN 201520246314 U CN201520246314 U CN 201520246314U CN 204699170 U CN204699170 U CN 204699170U
- Authority
- CN
- China
- Prior art keywords
- end cap
- needleless injector
- piston
- adjusting bolt
- magnet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a kind of needleless injector, adjusting bolt and moving slider is provided with between described spring and drive end bearing bracket, adjusting bolt is provided with knob, knob can be passed through, adjusting bolt and moving slider three kinds effect, be reached through the object of the depth regulating precompression control dose and injecting liquid drug, the Magnet both sides of described middle end cap are provided with cushion pad, shock when can alleviate reset between Magnet, increase the use duration of syringe, described interface both sides are provided with sealing ring, seal can be increased, ensure that the function of syringe, this needleless injector has injection depth and dosage is adjustable, the advantage of long service life, there is wide market prospect.
Description
Technical field
This utility model relates to medical instruments field, is specifically related to a kind of needleless injector.
Background technology
Needleless injection administration is a kind of Novel medicine feeding technology without piercing needle, and the potential energy of spring or gases at high pressure is the kinetic energy of medicine by it, makes medicine transdermal until the position such as Intradermal, subcutaneous or mucosa and play drug effect.It is applicable to the huge medicine of most of market share, as insulin, hepatitis B vaccine, influenza vaccines, AIDS vaccine, lignocaine etc.Needleless injection have needleless, painless, without the feature such as cross infection, portable, micro-, efficient, safety, low cost, be particularly suitable for probably the susceptible people of pin, suffer from the child of daily disease and need the patient of long-term automedication treatment.In addition, it can also be used for the diseases prevention and treatment under the medical support of vital emergent event, large-scale conventional prophylactic immunization and field work condition.
Summary of the invention
The purpose of this utility model is to provide a kind of needleless injector, optimizes syringe, has injection depth and the adjustable advantage of dosage.
For achieving the above object, this utility model provides following technical scheme: a kind of needleless injector, by electromagnetic valve, switch, interface, end cap, spring, piston, cylinder barrel and ampoule composition, described end cap is divided into drive end bearing bracket, middle end cap and rear end cap, described middle end cap is fixed in cylinder barrel and middle-end covers and is provided with Magnet, before, rear end cap is threaded connection on cylinder barrel, permanent magnet is provided with in described piston, permanent magnet is fixed on the inside of piston, be connected by piston rod between piston with ampoule, ampoule is connected on drive end bearing bracket, described electromagnetic valve and switch, interface is positioned on rear end cap, described spring is between piston and drive end bearing bracket.
Preferably, adjusting bolt and moving slider is provided with between described spring and drive end bearing bracket.
Preferably, described adjusting bolt is provided with knob.
Preferably, the Magnet both sides of described middle end cap are provided with cushion pad.
Preferably, described interface both sides are provided with sealing ring.
The beneficial effect of above technical scheme is adopted to be: this utility model provides a kind of needleless injector, adjusting bolt and moving slider is provided with between described spring and drive end bearing bracket, adjusting bolt is provided with knob, knob, adjusting bolt and moving slider three kinds effect can be passed through, reach
By regulating the object of the depth of precompression control dose and injecting liquid drug, the Magnet both sides of described middle end cap are provided with cushion pad, shock when can alleviate reset between Magnet, increase the use duration of syringe, described interface both sides are provided with sealing ring, can increase seal, ensure that the function of syringe, this needleless injector has injection depth and dosage is adjustable, the advantage of long service life, has wide market prospect.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of needleless injector of this utility model;
Fig. 2 is the structural representation of spring and drive end bearing bracket;
Wherein: end cap, 10-rear end cap, 11-Magnet, 12-permanent magnet, 13-piston rod, 14-adjusting bolt, 15-moving slider, 16-knob, 17-cushion pad, 18-sealing ring in 1-electromagnetic valve, 2-switch, 3-interface, 4-spring, 5-piston, 6-cylinder barrel, 7-ampoule, 8-drive end bearing bracket, 9-.
Detailed description of the invention
The technological means realized for making this utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with detailed description of the invention, setting forth this utility model further.
As shown in Figure 1, a kind of needleless injector, by electromagnetic valve 1, switch 2, interface 3, end cap, spring 4, piston 5, cylinder barrel 6 and ampoule 7 form, described end cap is divided into drive end bearing bracket 8, middle end cap 9 and rear end cap 10, described middle end cap 9 to be fixed in cylinder barrel 6 and middle end cap 9 is provided with Magnet 11, before, rear end cap 8, 10 are threaded connection on cylinder barrel 6, permanent magnet 12 is provided with in described piston 5, permanent magnet 12 is fixed on the inside of piston 5, be connected by piston rod 13 between piston 5 with ampoule 7, ampoule 7 is connected on drive end bearing bracket 8, described electromagnetic valve 1 and switch 2, interface 3 is positioned on rear end cap 10, described spring 4 is between piston 5 and drive end bearing bracket 8.
In addition, as shown in Figure 2, between described spring 5 and drive end bearing bracket 8, be provided with adjusting bolt 14 and moving slider 15, described adjusting bolt 14 is provided with knob 16, Magnet 11 both sides of described middle end cap 9 are provided with cushion pad 17, and described interface 3 both sides are provided with sealing ring 18.
First according to the depth of dosage and injecting liquid drug, adjusting bolt 14, moving slider 15 and knob 16, then open switch 2, electromagnetic valve 1 air-breathing, end cap 9 during piston 5 departs from, clash into ampoule 7 by piston rod 13 and complete injection, then closing switch 2, electromagnetic valve 1 aerofluxus, piston 5 slowly resets under the effect of spring 4, when close to middle end cap 9, the magnetic force that piston 5 relies on self powerful, rapid adsorption is on middle end cap 9.
Based on above-mentioned, this utility model provides a kind of needleless injector, adjusting bolt and moving slider is provided with between described spring and drive end bearing bracket, adjusting bolt is provided with knob, knob can be passed through, adjusting bolt and moving slider three kinds effect, be reached through the object of the depth regulating precompression control dose and injecting liquid drug, the Magnet both sides of described middle end cap are provided with cushion pad, shock when can alleviate reset between Magnet, increase the use duration of syringe, described interface both sides are provided with sealing ring, seal can be increased, ensure that the function of syringe, this needleless injector has injection depth and dosage is adjustable, the advantage of long service life, there is wide market prospect.
As known by the technical knowledge, this utility model can be realized by other the embodiment not departing from its spirit or essential feature.Therefore, above-mentioned disclosed embodiment, with regard to each side, all just illustrates, is not only.Allly all to be included in the utility model within the scope of this utility model or being equal to the change in scope of the present utility model.
Claims (5)
1. a needleless injector, it is characterized in that: by electromagnetic valve, switch, interface, end cap, spring, piston, cylinder barrel and ampoule composition, described end cap is divided into drive end bearing bracket, middle end cap and rear end cap, described middle end cap is fixed in cylinder barrel and middle-end covers and is provided with Magnet, before, rear end cap is threaded connection on cylinder barrel, permanent magnet is provided with in described piston, permanent magnet is fixed on the inside of piston, be connected by piston rod between piston with ampoule, ampoule is connected on drive end bearing bracket, described electromagnetic valve and switch, interface is positioned on rear end cap, described spring is between piston and drive end bearing bracket.
2. a kind of needleless injector according to claim 1, is characterized in that: be provided with adjusting bolt and moving slider between described spring and drive end bearing bracket.
3. a kind of needleless injector according to claim 2, is characterized in that: described adjusting bolt is provided with knob.
4. a kind of needleless injector according to claim 1, is characterized in that: the Magnet both sides of described middle end cap are provided with cushion pad.
5. a kind of needleless injector according to claim 1, is characterized in that: described interface both sides are provided with sealing ring.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520246314.XU CN204699170U (en) | 2015-04-22 | 2015-04-22 | A kind of needleless injector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520246314.XU CN204699170U (en) | 2015-04-22 | 2015-04-22 | A kind of needleless injector |
Publications (1)
Publication Number | Publication Date |
---|---|
CN204699170U true CN204699170U (en) | 2015-10-14 |
Family
ID=54278815
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201520246314.XU Expired - Fee Related CN204699170U (en) | 2015-04-22 | 2015-04-22 | A kind of needleless injector |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN204699170U (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106620966A (en) * | 2016-11-28 | 2017-05-10 | 合肥讯创信息科技有限公司 | Needleless injector achieving automatic resetting |
CN109701119A (en) * | 2018-03-23 | 2019-05-03 | 河南祯祺生物科技有限公司 | Electrically-driven needleless injector |
CN110769876A (en) * | 2017-06-29 | 2020-02-07 | 株式会社大赛璐 | Syringe with a needle |
TWI717419B (en) * | 2015-11-27 | 2021-02-01 | 南韓商愛茉莉太平洋股份有限公司 | Drug injection device for skin treatment |
CN116492543A (en) * | 2023-04-23 | 2023-07-28 | 卓优医疗(苏州)有限公司 | Needleless injection device for micro-adjustment and adjustment method |
CN116637255A (en) * | 2023-04-23 | 2023-08-25 | 卓优医疗(苏州)有限公司 | Micro-dose adjusting method for needleless injection device |
-
2015
- 2015-04-22 CN CN201520246314.XU patent/CN204699170U/en not_active Expired - Fee Related
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI717419B (en) * | 2015-11-27 | 2021-02-01 | 南韓商愛茉莉太平洋股份有限公司 | Drug injection device for skin treatment |
CN106620966A (en) * | 2016-11-28 | 2017-05-10 | 合肥讯创信息科技有限公司 | Needleless injector achieving automatic resetting |
CN106620966B (en) * | 2016-11-28 | 2019-12-27 | 杨延萍 | Automatic reset needleless injector |
CN110769876A (en) * | 2017-06-29 | 2020-02-07 | 株式会社大赛璐 | Syringe with a needle |
CN110769876B (en) * | 2017-06-29 | 2022-01-18 | 株式会社大赛璐 | Syringe with a needle |
CN109701119A (en) * | 2018-03-23 | 2019-05-03 | 河南祯祺生物科技有限公司 | Electrically-driven needleless injector |
CN116492543A (en) * | 2023-04-23 | 2023-07-28 | 卓优医疗(苏州)有限公司 | Needleless injection device for micro-adjustment and adjustment method |
CN116637255A (en) * | 2023-04-23 | 2023-08-25 | 卓优医疗(苏州)有限公司 | Micro-dose adjusting method for needleless injection device |
CN116637255B (en) * | 2023-04-23 | 2024-06-07 | 卓优医疗(苏州)有限公司 | Micro-dose adjusting method for needleless injection device |
CN116492543B (en) * | 2023-04-23 | 2024-06-07 | 卓优医疗(苏州)有限公司 | Needleless injection device for micro-adjustment and adjustment method |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN204699170U (en) | A kind of needleless injector | |
CN105498044A (en) | Disposable pneumatic needleless injector and using method thereof | |
CN103816586B (en) | A kind of mechanical type Needleless injection propulsion plant | |
CN208660053U (en) | A kind of anesthesia syringe with stable injectable function | |
CN205460226U (en) | Disposable pneumatic needleless injector | |
CN105498046A (en) | Pneumatic needleless injector | |
CN209475295U (en) | A kind of new disposable vaccine inoculation device | |
CN104415427A (en) | Dosage-adjustable needleless injector | |
CN205460227U (en) | Needleless spring syringe | |
CN205814806U (en) | A kind of gas-driven needle-less syringe | |
CN205460225U (en) | Disposable needleless spring syringe | |
CN203379432U (en) | Vaccination syringe | |
CN202777304U (en) | Induration-eliminating massage injector | |
CN105498045A (en) | Needle-free spring injector | |
CN100574823C (en) | A kind of top triggering type non-needle unit head for injection | |
CN215231101U (en) | Anesthetic pusher | |
CN204293619U (en) | The needleless injector that motor compresses | |
CN204723072U (en) | A kind of Novel push-type blood lancet device | |
CN204219517U (en) | Self-destructing safety medical needle | |
CN105477749A (en) | Disposable needle-free spring syringe | |
CN202666111U (en) | Vaccination syringe | |
CN203736631U (en) | Mechanical needleless injection propelling device | |
CN213554483U (en) | Needleless injector rotating rod structure | |
CN216496856U (en) | Disposable syringe | |
CN202942498U (en) | Low-pressure needle-free injection device capable of enabling liquid medicine to be jetted in atomized shape |
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 | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151014 Termination date: 20180422 |