CN204468414U - A kind of Ophthalmological injector - Google Patents
A kind of Ophthalmological injector Download PDFInfo
- Publication number
- CN204468414U CN204468414U CN201520113403.7U CN201520113403U CN204468414U CN 204468414 U CN204468414 U CN 204468414U CN 201520113403 U CN201520113403 U CN 201520113403U CN 204468414 U CN204468414 U CN 204468414U
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- China
- Prior art keywords
- injection device
- syringe needle
- bending section
- piston
- fixedly connected
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
A kind of Ophthalmological injector, comprise the first injection device, second injection device, blocking device, first syringe needle, second syringe needle, bending section, connecting rod, connection tube and air valve, first injection device comprises the first noumenon, first piston, first push-pull bar, first cross bar, framework and the first spring, second injection device comprises the second body, second piston, second push-pull bar, second cross bar, second spring and support bar, blocking device comprises blocking head, back-up block and L-type portion, first syringe needle is in " Z " font, first syringe needle is fixedly connected with the upper surface of the first noumenon, the inside of the first syringe needle is provided with first passage, second syringe needle is in " Z " font, one end of second syringe needle is fixedly connected with the upper surface of the second body, the inside of the second syringe needle is provided with second channel, bending section comprises left bending section and right bending section, left bending section is provided with the first circular hole, first circular hole communicates with second channel, right bending section is provided with the second circular hole, second circular hole communicates with first passage.
Description
Technical field
This utility model relates to technical field of medical instruments, particularly relates to a kind of Ophthalmological injector.
Background technology
In clinical ophthalmology operation, usually to rinse eye, remove in operation even more important for cataract.In general, operation consent will carry out irrigation and disinfection, in operation, more will clear up wound surface in time.Because when performing the operation, ophthalmic anterior chamber pressure requires constant, be namely keep anterior chamber pressure constant when drawing anterior chamber's residual liquid, must be synchronous toward interior fluid injection.
Existing Ophthalmological injector, medical worker is when operating, both the speed that GPRS note had been inhaled changes the position of note suction again and is also noted that the angle that note is inhaled, the work load weight of medical worker, easy fatigue, such as hand vibration, needle body may cause damage to eyeball, or note inhales position and the mismate of note suction speed, affects the effect of operation.
Therefore, need to provide a kind of new technical scheme to solve the problems of the technologies described above.
Utility model content
Problem to be solved in the utility model is to provide a kind of Ophthalmological injector that can effectively solve the problems of the technologies described above.
In order to solve the problems of the technologies described above, this utility model adopts following technical scheme:
A kind of Ophthalmological injector, described Ophthalmological injector comprises the first injection device being positioned at right side, be positioned at the second injection device on the left of described first injection device, be arranged at the blocking device on described second injection device, be positioned at the first syringe needle on described first injection device, be positioned at the second syringe needle on described second injection device, be positioned at the bending section on described second syringe needle, connecting rod between described first injection device and the second injection device, the air valve being positioned at the connection tube below described connecting rod and being arranged on described connection tube, described first injection device comprises the first noumenon, be positioned at the first piston of described the first noumenon inside, be positioned at the first push-pull bar below described first piston, be positioned at the first cross bar below described first push-pull bar, framework around described first cross bar and the first spring between described framework and described first cross bar, described second injection device comprises the second body, be positioned at the second piston of described second body interior, be positioned at the second push-pull bar below described second piston, be positioned at the second cross bar below described second push-pull bar, be positioned at the second spring above described second cross bar and be positioned at the support bar of the described second body left and right sides, described blocking device comprises blocking head, the L-type portion being positioned at the back-up block on the left of described blocking head and being positioned on the left of described back-up block, described first syringe needle is in " Z " font, described one end of first syringe needle is fixedly connected with the upper surface of the first noumenon, the inside of described first syringe needle is provided with first passage, described second syringe needle is in " Z " font, one end of described second syringe needle is fixedly connected with the upper surface of described second body, the inside of described second syringe needle is provided with second channel, described bending section comprises left bending section and is positioned at the right bending section on the right side of described left bending section, described left bending section is provided with the first circular hole running through its upper and lower surface, described first circular hole communicates with described second channel, described right bending section is provided with the second circular hole running through its upper and lower surface, described second circular hole communicates with described first passage.
Described connecting rod is cuboid, and the surface, left and right of described connecting rod lays respectively at described second body and the first noumenon is fixedly connected with.
Described the first noumenon comprises the first upper end and is positioned at the first lower end below described first upper end, described first upper end is hollow round table-like, the upper surface of described first upper end is provided with the first through hole, and described first lower end is hollow cylinder, and the left side of described first lower end is provided with the second through hole.
The upper end of described first piston is round table-like, and the lower end of described first piston is cylindrical shape, the lower end of described first piston and the inner surface close contact of described first lower end.
Described framework is concave shape, and the upper surface of described framework is recessed to form a groove up and down, and the upper surface of described framework is fixedly connected with the lower surface of described the first noumenon, and described first cross bar to be contained in described groove and to be slidably connected with described framework.
The upper end of described first spring is fixedly connected with the lower surface of described first cross bar, and the lower end of described first spring is fixedly connected with the bottom surface of described groove.。
Described blocking head is cylinder, and described back-up block is round table-like, and the right surface of described back-up block is fixedly connected with the left surface of described blocking head.
Described first passage is communicated with described first through hole.
Described connection tube is hollow cylinder, and the surface, left and right of described connection tube communicates.
After adopting technique scheme, this utility model tool has the following advantages:
This utility model Ophthalmological injector Ophthalmological injector structure is simple; another injection device is driven to carry out imbibition operation when carrying out injection operation by pressure; and the equal and opposite in direction of the amount of injection and the amount of absorption, thus alleviating the working strength of medical worker, work efficiency is high; easy to use; can also only carry out injection operation or imbibition operation as required simultaneously, extensively easy to use, and syringe needle position is provided with bending section; in order to avoid hurt eyes, effective protective effect is played to eyes.
Accompanying drawing explanation
Be described further below in conjunction with the detailed description of the invention of accompanying drawing to this utility model Ophthalmological injector:
Fig. 1 is the structural representation of this utility model Ophthalmological injector;
Fig. 2 is the partial enlarged drawing of the aminoacyl site of the Ophthalmological injector of this utility model shown in Fig. 1.
Detailed description of the invention
As shown in Figure 1, this utility model Ophthalmological injector comprises the first injection device 1 being positioned at right side, be positioned at the second injection device 2 on the left of described first injection device 1, be arranged at the blocking device 3 on described second injection device 2, be positioned at the first syringe needle 4 on described first injection device 2, be positioned at the second syringe needle 5 on described second injection device 2, be positioned at the bending section 6 on described second syringe needle 5, connecting rod 7 between described first injection device 1 and the second injection device 2, the air valve 9 being positioned at the connection tube 8 below described connecting rod 7 and being arranged on described connection tube 8.
As shown in Figure 1, described first injection device 1 comprises the first noumenon 11, at the first piston 12 of described the first noumenon 11 inside, the first push-pull bar 13 below described first piston 12, the first cross bar 14 below described first push-pull bar 13, the framework 15 around described first cross bar 14 and the first spring 16 between described framework 15 and described first cross bar 14.Described the first noumenon 11 comprises the first upper end 112 and is positioned at the first lower end 111 below described first upper end 112, and described first upper end 112 is one-body molded with described first lower end 111.Described first upper end 112 is in hollow round table-like, and the upper surface of described first upper end 112 is provided with the first through hole 113, and described first through hole 113 is in cylindrical shape.Described first lower end 111 is in hollow cylinder, and the left side of described first lower end 111 is provided with the second through hole 114, and described second through hole 114 is in cylindrical shape.The upper end of described first piston 12 is round table-like, it is corresponding with the shape of described first upper end 112, the lower end of described first piston 12 is cylindrical shape, the lower end of described first piston 12 and the inner surface close contact of described first lower end 111, thus make the spaced apart of the below of the space above described first piston 12 and described first piston 12.Described first push-pull bar 13 is in cylinder, the upper surface of described first push-pull bar 13 is fixedly connected with the lower surface of described first piston 12, the lower end of described first push-pull bar 13 extends to the below of described first lower end 111 through the lower surface of described first lower end 111, described first push-pull bar 13 is slidably connected with the lower surface of described first lower end 111, and described first push-pull bar 13 can be moved up and down.Described first cross bar 14 is in cuboid, and the upper surface of described first cross bar 14 is fixedly connected with the lower surface of described first push-pull bar 13.Described framework 15 is in concave shape, the upper surface of described framework 15 is recessed to form a groove up and down, the upper surface of described framework 15 is fixedly connected with the lower surface of described the first noumenon 11, described first cross bar 14 to be contained in described groove and to be slidably connected with described framework 15, and described first cross bar 14 can be moved up and down in described groove.Described first spring 16 is provided with two, and lays respectively at the left and right sides, and the upper end of described first spring 16 is fixedly connected with the lower surface of described first cross bar 14, and the lower end of described first spring 16 is fixedly connected with the bottom surface of described groove.
As shown in Figure 1, described second injection device 2 comprises the second body 21, is positioned at the second piston 22 of described second body 21 inside, is positioned at the second push-pull bar 23 below described second piston 22, is positioned at the second cross bar 24 below described second push-pull bar 23, is positioned at the second spring 25 above described second cross bar 24 and is positioned at the support bar 26 of described second body 21 left and right sides.Described second body 21 comprises the second upper end 211 and is positioned at the second lower end 212 below described second upper end 211.Described second upper end 211 is in hollow round table-like, and the upper surface of described second upper end 211 is provided with third through-hole 213, and described third through-hole 213 is in cylindrical shape, and described third through-hole 213 makes the inside of described second upper end 211 communicate with outside.Described second lower end 212 is in hollow cylinder, the right side of described second lower end 212 is provided with fourth hole 214 and left side is provided with fifth hole 215, described fourth hole 214 is in cylindrical shape, and described fourth hole 214 makes the inner space of described second lower end 212 communicate with the right space of described second lower end 212.The left end of described fifth hole 215 is round table-like, and the right-hand member of described fifth hole 215 is cylindrical shape, and described fifth hole 215 makes the inner space of described second lower end 212 communicate with the leftward space of described second lower end 212.Described second piston 22 is identical with the shape of described first piston 12, the upper end of described second piston 22 is round table-like, the lower end of described second piston 22 is cylindrical shape, the side of described second piston 22 and the inner surface close contact of described second lower end 212, make the spaced apart below the space above described second piston 22 and described second piston 22.Described second push-pull bar 23 is in cylinder, the upper surface of described second push-pull bar 23 is fixedly connected with the lower surface of described second piston 22, the lower end of described second push-pull bar 23 extends to the lower end of described second body 21 through the lower surface of described second body 21, and described second push-pull bar 23 is slidably connected with described second body 21.Described second cross bar 24 is in cuboid, and the lower surface of described second push-pull bar 23 is fixedly connected with the upper surface of described second cross bar 24.Described second spring 25 is provided with two and lays respectively at the left and right sides, and the upper end of described second spring 25 is fixedly connected with the lower surface of described second body 21, and the lower end of described second spring 25 is fixedly connected with the upper surface of described second cross bar 24.Described support bar 26 is in cuboid, described support bar 26 is provided with two and lays respectively at the left and right sides, the right surface being positioned at the support bar 26 in left side is fixedly connected with the left side of described second body 21, the left surface being positioned at the support bar 26 on right side is fixedly connected with the right side of described second body 21, and the lower surface of described support bar 26 and the lower surface of described second body 21 are in same level.
As shown in Figure 1, the described blocking device 3 L-type portion 33 that comprises blocking 31, be positioned at the back-up block 32 on the left of described blocking 31 and be positioned on the left of described back-up block 32.Described blocking 31 is in cylinder, and the diameter of described blocking 31 is equal with the diameter of described fifth hole 215.Described back-up block 32 is in round table-like, and the left surface of the right surface of described back-up block 32 and described blocking 31 is fixedly connected with.Described L-type portion 33 is in L-type, the one end in described L-type portion 33 is fixedly connected with the left surface of described back-up block 32, straight down, thus person easy to use grasps L-type portion 33 to the other end in described L-type portion 33 that blocking device 3 is extracted or is blocked in fifth hole 215.
As shown in Figures 1 and 2, described first syringe needle 4 is in " Z " font, one end of described first syringe needle 4 is fixedly connected with the upper surface of the first noumenon 11, the inside of described first syringe needle 4 is provided with first passage 41, described first passage 41 is communicated with described first through hole 113, space in described first injection device 1 is communicated with the space in described first through hole 113, and the other end of described first syringe needle 4 is fixedly connected with the lower surface of described bending section 6.Described second syringe needle 5 is in " Z " font, one end of described second syringe needle 5 is fixedly connected with the upper surface of described second body 21, the inside of described second syringe needle 5 is provided with second channel 51, the lower end of described second channel 51 communicates with described third through-hole 213, and the space in described second injection device 2 is communicated with described second channel 51.The other end of described second syringe needle 5 is fixedly connected with the lower surface of described bending section 6.Described bending section 6 comprises the left bending section 61 being positioned at left side and the right bending section 62 be positioned on the right side of described left bending section 61, and described left bending section 61 forms a semicircle with described right bending section 62.Described left bending section 61 is provided with the first circular hole 611 running through its upper and lower surface, and described first circular hole 611 communicates with described second channel 51, and described second channel 51 is communicated with described outside.Described right bending section 62 is provided with the second circular hole 612 running through its upper and lower surface, and described second circular hole 612 communicates with described first passage 41, and described first passage 41 is communicated with outside.Described connecting rod 7 is in cuboid, and the surface, left and right of described connecting rod 7 lays respectively at described second body 21 and the first noumenon 11 is fixedly connected with, and described first injection device 1 is linked together with described second injection device 2.Described connection tube 8 is in hollow cylinder, the surface, left and right of described connection tube 8 communicates, the surface, left and right of described connection tube 8 is fixedly connected with described second body 21 and the first noumenon 11 respectively, the left end of described connection tube 8 communicates with described fourth hole 214, the right-hand member of described connection tube 8 communicates with described second through hole 114, and the inner space of described first injection device 1 and the second injection device 2 is communicated.Described air valve 9 is arranged on described connection tube 8, and described air valve 9 is for controlling the flowing of the gas of described connection tube 8 inside.
As shown in Figures 1 and 2, when described this utility model Ophthalmological injector uses, first will the liquid of injection be needed to be injected in the second injection device 2, then blocking device 3 is pulled out, open air valve 9, gas in first injection device 1 is discharged, then blocking device 3 to be blocked in fifth hole 215 thus by the first injection device 1 and the second injection device 2 inner space and outer barrier.Then the upper surface of bending section 6 is aimed at eyeball, now the upper surface of bending section 6 is enclosed in around eyeball, then support described support bar 26 with hands and upwards press the second cross bar 24, liquid in second injection device 2 is expelled in eyeball by the second through hole 51 and the first circular hole 611, move up for the second piston 22 simultaneously, described first piston 12 is driven to move down by air pressure, first push-pull bar 13 and the first cross bar 14 are moved down, make the first spring 16 be compressed simultaneously, now the liquid in eyeball can be entered into the first noumenon 11 inside by the second circular hole 612 and first passage 41 by first piston 12, now the distance that moves down of first piston 12 is equal with the distance that described second piston 22 moves up, thus make to inject and the volume equal and opposite in direction sucking large liquid.After injection, hand unclamps support bar 26 and the second cross bar 24, thus the second spring 25 promotes the second cross bar 24 downwards, second cross bar 24 and the second push-pull bar 23 are moved down, second piston 22 is moved down, first spring 16 upwards presses the first cross bar 14 simultaneously, the first push-pull bar 13 and first piston 12 is moved up, thus makes it return to original state.When needs are used alone the second injection device 2, air valve 9 is closed, or blocking device 3 is unpluged.So far, the use procedure of this utility model Ophthalmological injector is described.
Claims (9)
1. an Ophthalmological injector, it is characterized in that: described Ophthalmological injector comprises the first injection device being positioned at right side, be positioned at the second injection device on the left of described first injection device, be arranged at the blocking device on described second injection device, be positioned at the first syringe needle on described first injection device, be positioned at the second syringe needle on described second injection device, be positioned at the bending section on described second syringe needle, connecting rod between described first injection device and the second injection device, the air valve being positioned at the connection tube below described connecting rod and being arranged on described connection tube, described first injection device comprises the first noumenon, be positioned at the first piston of described the first noumenon inside, be positioned at the first push-pull bar below described first piston, be positioned at the first cross bar below described first push-pull bar, framework around described first cross bar and the first spring between described framework and described first cross bar, described second injection device comprises the second body, be positioned at the second piston of described second body interior, be positioned at the second push-pull bar below described second piston, be positioned at the second cross bar below described second push-pull bar, be positioned at the second spring above described second cross bar and be positioned at the support bar of the described second body left and right sides, described blocking device comprises blocking head, the L-type portion being positioned at the back-up block on the left of described blocking head and being positioned on the left of described back-up block, described first syringe needle is in " Z " font, described one end of first syringe needle is fixedly connected with the upper surface of the first noumenon, the inside of described first syringe needle is provided with first passage, described second syringe needle is in " Z " font, one end of described second syringe needle is fixedly connected with the upper surface of described second body, the inside of described second syringe needle is provided with second channel, described bending section comprises left bending section and is positioned at the right bending section on the right side of described left bending section, described left bending section is provided with the first circular hole running through its upper and lower surface, described first circular hole communicates with described second channel, described right bending section is provided with the second circular hole running through its upper and lower surface, described second circular hole communicates with described first passage.
2. Ophthalmological injector according to claim 1, is characterized in that: described connecting rod is cuboid, and the surface, left and right of described connecting rod lays respectively at described second body and the first noumenon is fixedly connected with.
3. Ophthalmological injector according to claim 2, it is characterized in that: described the first noumenon comprises the first upper end and is positioned at the first lower end below described first upper end, described first upper end is hollow round table-like, the upper surface of described first upper end is provided with the first through hole, described first lower end is hollow cylinder, and the left side of described first lower end is provided with the second through hole.
4. Ophthalmological injector according to claim 3, is characterized in that: the upper end of described first piston is round table-like, and the lower end of described first piston is cylindrical shape, the lower end of described first piston and the inner surface close contact of described first lower end.
5. Ophthalmological injector according to claim 4, it is characterized in that: described framework is concave shape, the upper surface of described framework is recessed to form a groove up and down, the upper surface of described framework is fixedly connected with the lower surface of described the first noumenon, and described first cross bar to be contained in described groove and to be slidably connected with described framework.
6. Ophthalmological injector according to claim 5, is characterized in that: the upper end of described first spring is fixedly connected with the lower surface of described first cross bar, and the lower end of described first spring is fixedly connected with the bottom surface of described groove.
7. Ophthalmological injector according to claim 6, is characterized in that: described blocking head is cylinder, and described back-up block is round table-like, and the right surface of described back-up block is fixedly connected with the left surface of described blocking head.
8. Ophthalmological injector according to claim 7, is characterized in that: described first passage is communicated with described first through hole.
9. Ophthalmological injector according to claim 8, is characterized in that: described connection tube is hollow cylinder, and the surface, left and right of described connection tube communicates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520113403.7U CN204468414U (en) | 2015-02-17 | 2015-02-17 | A kind of Ophthalmological injector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520113403.7U CN204468414U (en) | 2015-02-17 | 2015-02-17 | A kind of Ophthalmological injector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204468414U true CN204468414U (en) | 2015-07-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520113403.7U Expired - Fee Related CN204468414U (en) | 2015-02-17 | 2015-02-17 | A kind of Ophthalmological injector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204468414U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106166098A (en) * | 2016-09-13 | 2016-11-30 | 深圳市安思科电子科技有限公司 | A kind of efficient ophthalmology for medical apparatus and instruments notes desorption system |
| CN113893402A (en) * | 2021-06-16 | 2022-01-07 | 西安交通大学 | Mammary gland drainage belt cleaning device |
-
2015
- 2015-02-17 CN CN201520113403.7U patent/CN204468414U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106166098A (en) * | 2016-09-13 | 2016-11-30 | 深圳市安思科电子科技有限公司 | A kind of efficient ophthalmology for medical apparatus and instruments notes desorption system |
| CN106166098B (en) * | 2016-09-13 | 2018-10-26 | 广州博嘉生物科技有限公司 | A kind of efficient ophthalmology for medical instrument notes desorption system |
| CN113893402A (en) * | 2021-06-16 | 2022-01-07 | 西安交通大学 | Mammary gland drainage belt cleaning device |
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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: 20150715 Termination date: 20160217 |
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| CF01 | Termination of patent right due to non-payment of annual fee |