CN204446816U - A kind of anesthesia liquid syringe - Google Patents
A kind of anesthesia liquid syringe Download PDFInfo
- Publication number
- CN204446816U CN204446816U CN201520064144.3U CN201520064144U CN204446816U CN 204446816 U CN204446816 U CN 204446816U CN 201520064144 U CN201520064144 U CN 201520064144U CN 204446816 U CN204446816 U CN 204446816U
- Authority
- CN
- China
- Prior art keywords
- exhaust duct
- placket
- secondary piston
- cylinder
- piston
- 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 anesthesia liquid syringe, comprise placket and rear cylinder, the front end of described placket is provided with needle stand, needle stand is provided with syringe needle, syringe needle is provided with graduation mark, syringe needle is also provided with out round-meshed baffle plate, baffle plate upper end is connected with an automatic telescopic arm, the end of automatic telescopic arm is fixed on the front end of placket, described front tube rear end is provided with inlet suction port, cylinder intracavity is provided with secondary piston, exhaust duct is provided with in secondary piston, exhaust duct is communicated with the space on the right side of secondary piston in placket, the end, one end of exhaust duct is provided with the ventilated membrane that blocks water, the ventilated membrane that blocks water covers on exhaust duct, also exhaust check valve is provided with in the inside of exhaust duct, described rear cylinder front end is provided with the escape pipe coordinated with inlet suction port grafting.This utility model structure is simple, convenient to operation, can carry out stable operation by one hand, and the speed of injecting is easy to control, and from main exhaust and can control injection depth, has significant practicality.
Description
Technical field
This utility model relates to technical field of medical instrument, specifically a kind of anesthesia liquid syringe.
Background technology
At present, the syringe that the anesthetic syringe similar of Clinical practice is common, usually by injection tube, piston, push rod and finger ring are formed, due to when operating, medical worker needs other article hand-held (such as oral cavity doctor needs a hand-held mouth mirror) sometimes, another hand syringes, one hand carries out injecting the stability being difficult to hold syringe, be easy to cause syringe needle swing and bring misery to patient, in addition, because of hypoperfusion or by drawing excessively during artificial suction medicinal liquid during the perfusion of syringe preliminary filling, in syringe, occur that gas is remaining, Exhaust Gas program must be performed before using, otherwise, exist the risk of gas inject human body, must be slow and careful during Exhaust Gas, otherwise often because overexertion makes part medicinal liquid be discharged, cause waste or environmental pollution, simultaneously, utilize existing syringe when injecting, often injection depth can not be controlled, the difficulty of work is added to medical worker.
Utility model content
The purpose of this utility model is to provide a kind of anesthesia liquid syringe, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, this utility model provides following technical scheme:
A kind of anesthesia liquid syringe, comprise placket and rear cylinder, the front end of described placket is provided with needle stand, needle stand is provided with syringe needle, syringe needle is provided with graduation mark, syringe needle is also provided with out round-meshed baffle plate, baffle plate upper end is connected with an automatic telescopic arm, the end of automatic telescopic arm is fixed on the front end of placket, described front tube rear end is provided with inlet suction port, cylinder intracavity is provided with secondary piston, exhaust duct is provided with in secondary piston, exhaust duct is communicated with the space on the right side of secondary piston in placket, the end, one end of exhaust duct is provided with the ventilated membrane that blocks water, the ventilated membrane that blocks water covers on exhaust duct, also exhaust check valve is provided with in the inside of exhaust duct, described rear cylinder front end is provided with the escape pipe coordinated with inlet suction port grafting, cylinder intracavity is provided with back piston, push rod is provided with on rear side of back piston, the rear end of push rod is provided with draw ring, spring is pushed away before being provided with on rear side of back piston, the leading section of described rear cylinder is separately connected by the rearward end of a thread head and placket, placket is connected by means of only escape pipe, inlet suction port with the cylinder chamber of rear cylinder, described escape pipe is provided with a plunger type control valve, and the adjusting rod of this plunger type control valve extends to the outside of rear cylinder sidewall.
As further program of the utility model: be provided with multiple exhaust duct in described secondary piston, exhaust duct is distributed in the outer ring in secondary piston.
As this utility model further scheme: described exhaust duct is symmetrically distributed in the outer ring in secondary piston.
Compared with prior art, when this utility model draws anesthetics, opening plunger type control valve makes it be in connected state, when back piston moves backward, the negative pressure produced drives secondary piston to move backward, and then anesthetics is sucked the cylinder intracavity of placket, spring contraction and energy accumulation is pushed away simultaneously, after medicinal liquid has sucked, closing plunger type control valve can make back piston and secondary piston be in positioning states, additionally by the multiple exhaust ducts be arranged in secondary piston, its contiguous syringe needle side is provided with the ventilated membrane that blocks water, side is provided with exhaust check valve in addition, when extracting medicinal liquid, the effect of exhaust check valve makes gas can not be entered the drug storage position of placket by exhaust duct, medicinal liquid enters in placket by syringe needle, a small amount of gas is inevitably had to enter placket through needle seat, when next step is injected, in medicinal liquid, gas discharges to enter on the right side of secondary piston via exhaust duct does not have in the placket of medicinal liquid, medicinal liquid to be retained on the left of placket secondary piston in cavity by the ventilated membrane that blocks water, realize air in medicinal liquid from aerofluxus, when starting anesthetics injection, utilize automatic telescopic arm, graduation mark on baffle plate and syringe needle, adjust injection depth in advance, and then be hold by one hand placket or rear cylinder, adjusting rod is pressed by finger, plunger type control valve is made to be in connected state, before push away spring promote back piston reach, back piston then promotes secondary piston reach by air pressure and then realizes injecting of medicinal liquid, size state is opened by what control plunger type control valve, the object controlling speed of injecting can be played, the setting of baffle plate simultaneously, well control injection depth, whole apparatus structure is simple, convenient to operation, stable operation can be carried out by one hand, the speed of injecting is easy to control, and from main exhaust and injection depth can be controlled, there is significant practicality.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of secondary piston in this utility model.
Fig. 3 is the structural representation that Fig. 2 right side is looked.
In figure: cylinder after pushing away spring, 8-draw ring, 9-before 1-needle stand, 2-secondary piston, 3-placket, 4-escape pipe, 5-adjusting rod, 6-push rod, 7-, 10-back piston, 11-plunger type control valve, 12-inlet suction port, 13-thread head, 14-automatic telescopic arm, 15-baffle plate, 16-circular hole, 17-graduation mark, 18-exhaust duct, 19-exhaust check valve, 20-block water ventilated membrane, 21-syringe needle.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, be clearly and completely described the technical scheme in this utility model embodiment, obviously, described embodiment is only this utility model part embodiment, instead of whole embodiments.Based on the embodiment in this utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of this utility model protection.
Refer to Fig. 1 ~ 3, in this utility model embodiment, a kind of anesthesia liquid syringe, comprise placket 3 and rear cylinder 9, the front end of described placket 3 is provided with needle stand 1, needle stand 1 is provided with syringe needle 21, syringe needle 21 is provided with graduation mark 17, syringe needle 21 is also provided with the baffle plate 15 having circular hole 16, baffle plate 15 upper end is connected with an automatic telescopic arm 14, the end of automatic telescopic arm 14 is fixed on the front end of placket 3, when starting anesthetics injection, utilize automatic telescopic arm 14, graduation mark 17 on baffle plate 15 and syringe needle 21, adjust injection depth in advance, described placket 3 rear end is provided with inlet suction port 12, cylinder intracavity does not have secondary piston 2, exhaust duct 18 is provided with in secondary piston 2, multiple exhaust duct 18 is provided with in secondary piston 2, exhaust duct 18 is distributed in the outer ring in secondary piston 2, exhaust duct 18 is symmetrically distributed in the outer ring in secondary piston 2, exhaust duct 18 is communicated with the space on the right side of secondary piston 2 in placket 3, the end, one end of exhaust duct 18 is provided with the ventilated membrane 20 that blocks water, the ventilated membrane 20 that blocks water covers on exhaust duct 18, exhaust check valve 19 is also provided with in the inside of exhaust duct 18, by being arranged on the multiple exhaust ducts 18 in secondary piston 2, its contiguous syringe needle 21 side is provided with the ventilated membrane 20 that blocks water, side is provided with exhaust check valve 19 in addition, when extracting medicinal liquid, the effect of exhaust check valve 19 makes gas can not be entered the drug storage position of placket 3 by exhaust duct 18, medicinal liquid enters in placket 3 by syringe needle 21, a small amount of gas is inevitably had to enter placket 3 through syringe needle 21 needle stand, when next step is injected, in medicinal liquid, gas discharges to enter via exhaust duct 18 does not have in the placket 3 of medicinal liquid on the right side of secondary piston 2, medicinal liquid to be retained on the left of the secondary piston 2 of placket 3 in cavity by the ventilated membrane 20 that blocks water, realize air in medicinal liquid from aerofluxus, described rear cylinder 9 front end is provided with the escape pipe 4 coordinated with inlet suction port 12 grafting, cylinder intracavity is provided with back piston 10, push rod 6 is provided with on rear side of back piston 10, the rear end of push rod 6 is provided with draw ring 8, spring 7 is pushed away before being provided with on rear side of back piston 10, the leading section of described rear cylinder 9 is separately connected with the rearward end of placket 3 by a thread head 13, the cylinder chamber of placket 3 and rear both cylinders 9 is by means of only escape pipe 4, inlet suction port 12 is connected, described escape pipe 4 is provided with a plunger type control valve 11, the adjusting rod 5 of this plunger type control valve 11 extends to the outside of rear cylinder 9 sidewall, when drawing anesthetics, opening plunger type control valve 11 makes it be in connected state, when back piston 10 moves backward, the negative pressure produced drives secondary piston 2 to move backward, and then anesthetics is sucked the cylinder intracavity of placket 3, push away spring 7 simultaneously to shrink and energy accumulation, after medicinal liquid has sucked, closing plunger type control valve 11 can make back piston 10 and secondary piston be in positioning states, when starting anesthetics injection, utilize automatic telescopic arm 14, graduation mark 17 on baffle plate 15 and syringe needle 21, adjust injection depth in advance, and then be hold by one hand placket 3 or rear cylinder 9, adjusting rod 5 is pressed by finger, plunger type control valve 11 is made to be in connected state, before push away spring 7 and promote back piston 10 and move forward, back piston 10 promotes secondary piston 2 by air pressure and moves forward and then realize injecting of medicinal liquid, size state is opened by what control plunger type control valve 11, the object controlling speed of injecting can be played, the setting of baffle plate 15 simultaneously, well control injection depth, whole apparatus structure is simple, convenient to operation, stable operation can be carried out by one hand, the speed of injecting is easy to control, and from main exhaust and injection depth can be controlled, there is significant practicality.
To those skilled in the art, obvious this utility model is not limited to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present utility model or basic feature, can realize this utility model in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in this utility model.Any Reference numeral in claim should be considered as the claim involved by limiting.
In addition, be to be understood that, although this description is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of description is only for clarity sake, those skilled in the art should by description integrally, and the technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.
Claims (3)
1. an anesthesia liquid syringe, comprise placket and rear cylinder, it is characterized in that, the front end of described placket is provided with needle stand, needle stand is provided with syringe needle, syringe needle is provided with graduation mark, syringe needle is also provided with out round-meshed baffle plate, baffle plate upper end is connected with an automatic telescopic arm, the end of automatic telescopic arm is fixed on the front end of placket, described front tube rear end is provided with inlet suction port, cylinder intracavity is provided with secondary piston, exhaust duct is provided with in secondary piston, exhaust duct is communicated with the space on the right side of secondary piston in placket, the end, one end of exhaust duct is provided with the ventilated membrane that blocks water, the ventilated membrane that blocks water covers on exhaust duct, also exhaust check valve is provided with in the inside of exhaust duct, described rear cylinder front end is provided with the escape pipe coordinated with inlet suction port grafting, cylinder intracavity is provided with back piston, push rod is provided with on rear side of back piston, the rear end of push rod is provided with draw ring, spring is pushed away before being provided with on rear side of back piston, the leading section of described rear cylinder is separately connected by the rearward end of a thread head and placket, placket is connected by means of only escape pipe, inlet suction port with the cylinder chamber of rear cylinder, described escape pipe is provided with a plunger type control valve, and the adjusting rod of this plunger type control valve extends to the outside of rear cylinder sidewall.
2. a kind of anesthesia liquid syringe according to claim 1, is characterized in that, be provided with multiple exhaust duct in described secondary piston, exhaust duct is distributed in the outer ring in secondary piston.
3. a kind of anesthesia liquid syringe according to claim 1, it is characterized in that, described exhaust duct is symmetrically distributed in the outer ring in secondary piston.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520064144.3U CN204446816U (en) | 2015-01-28 | 2015-01-28 | A kind of anesthesia liquid syringe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520064144.3U CN204446816U (en) | 2015-01-28 | 2015-01-28 | A kind of anesthesia liquid syringe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204446816U true CN204446816U (en) | 2015-07-08 |
Family
ID=53653768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520064144.3U Expired - Fee Related CN204446816U (en) | 2015-01-28 | 2015-01-28 | A kind of anesthesia liquid syringe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204446816U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105715109A (en) * | 2016-04-21 | 2016-06-29 | 武汉理工大学 | High-pressure injection type lock cylinder lubricating device |
| CN106739759A (en) * | 2016-12-22 | 2017-05-31 | 唐山工业职业技术学院 | One kind drawing mixing color metering device |
| CN108175926A (en) * | 2017-12-29 | 2018-06-19 | 韩培培 | A kind of novel Urology Surgery urethral administration device |
| CN108498927A (en) * | 2017-11-10 | 2018-09-07 | 姜燕 | The delivery adjustment device of one kind of multiple anesthetic |
| CN109701116A (en) * | 2018-12-21 | 2019-05-03 | 徐建文 | A kind of painless anesthesia syringe |
| CN110693641A (en) * | 2019-11-04 | 2020-01-17 | 华中科技大学同济医学院附属协和医院 | Pre-assembled pen type ICI injection device and operation method |
| CN111420179A (en) * | 2020-04-16 | 2020-07-17 | 陆明京 | Syringe capable of reducing waste of liquid medicine |
| CN111420178A (en) * | 2020-04-16 | 2020-07-17 | 陆明京 | Injector capable of quickly separating gas from liquid |
| CN114107009A (en) * | 2021-11-10 | 2022-03-01 | 浙江中医药大学 | Cell liquid-transfering gun |
-
2015
- 2015-01-28 CN CN201520064144.3U patent/CN204446816U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105715109A (en) * | 2016-04-21 | 2016-06-29 | 武汉理工大学 | High-pressure injection type lock cylinder lubricating device |
| CN105715109B (en) * | 2016-04-21 | 2017-12-12 | 武汉理工大学 | High pressure spray emitting lock core lubricating coupler |
| CN106739759A (en) * | 2016-12-22 | 2017-05-31 | 唐山工业职业技术学院 | One kind drawing mixing color metering device |
| CN108498927A (en) * | 2017-11-10 | 2018-09-07 | 姜燕 | The delivery adjustment device of one kind of multiple anesthetic |
| CN108175926A (en) * | 2017-12-29 | 2018-06-19 | 韩培培 | A kind of novel Urology Surgery urethral administration device |
| CN108175926B (en) * | 2017-12-29 | 2021-02-23 | 鄂东医疗集团市中心医院(市普爱医院、湖北理工学院附属医院) | Novel urethra ware of dosing for uropoiesis surgery |
| CN109701116A (en) * | 2018-12-21 | 2019-05-03 | 徐建文 | A kind of painless anesthesia syringe |
| CN110693641A (en) * | 2019-11-04 | 2020-01-17 | 华中科技大学同济医学院附属协和医院 | Pre-assembled pen type ICI injection device and operation method |
| CN111420179A (en) * | 2020-04-16 | 2020-07-17 | 陆明京 | Syringe capable of reducing waste of liquid medicine |
| CN111420178A (en) * | 2020-04-16 | 2020-07-17 | 陆明京 | Injector capable of quickly separating gas from liquid |
| CN114107009A (en) * | 2021-11-10 | 2022-03-01 | 浙江中医药大学 | Cell liquid-transfering gun |
| CN114107009B (en) * | 2021-11-10 | 2023-08-15 | 浙江中医药大学 | Cell pipetting gun |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204446816U (en) | A kind of anesthesia liquid syringe | |
| CN103977480B (en) | A kind of manually driven energy-storage type needleless injector | |
| CN203898851U (en) | Injection syringe with needle cylinder capable of automatically discharging air | |
| CN204543140U (en) | double syringe | |
| CN203898860U (en) | Injection syringe with needle plug capable of exhausting air automatically | |
| CN212262064U (en) | Novel syringe | |
| CN206482927U (en) | Integral type hybrid injection device | |
| CN203861695U (en) | Disposable light resistant non-exhaust sterilized syringe | |
| CN205145303U (en) | Anesthesia needle | |
| CN203885980U (en) | Oral anesthesia syringe | |
| CN201596214U (en) | Anesthetic injector for cervical anesthesia integrating anesthesia and dilatation | |
| CN201182799Y (en) | Assistor for intravenous injection | |
| CN202982373U (en) | Ophthalmic intraoperative anterior-chamber irrigation duplex infusion-aspiration syringe | |
| CN204411094U (en) | A kind of ophthalmologic operation note inhales device | |
| CN206674590U (en) | A kind of gardens forest trunk infusion device | |
| CN201101598Y (en) | Pneumatic medicine administration device | |
| CN201049125Y (en) | Disposable syringe without medicine liquid residue | |
| CN216021532U (en) | Animal doctor uses continuous syringe | |
| CN205433945U (en) | Root canal paste tucker | |
| CN219721537U (en) | Vaccine syringe | |
| CN203620004U (en) | Novel anesthetic needle | |
| CN215193775U (en) | Lidocaine encapsulates injection device in advance | |
| CN202892612U (en) | Multifunctional sputum suction tube | |
| CN209360938U (en) | A kind of pre-filled teeth matrix materials injectors | |
| CN202569076U (en) | Sleeve type injector |
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: 20150708 Termination date: 20160128 |
|
| EXPY | Termination of patent right or utility model |