CN208388847U

CN208388847U - Ophthalmological injector

Info

Publication number: CN208388847U
Application number: CN201721312187.4U
Authority: CN
Inventors: 呙明; 苏凡凡
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-10-12
Filing date: 2017-10-12
Publication date: 2019-01-18
Anticipated expiration: 2027-10-12

Abstract

The utility model discloses Ophthalmological injectors, including fixed device, the retractable support cylinder being fixed at the top of fixed device, supporting plate is fixed at the top of retractable support cylinder, injection needle tube and imbibition syringe are fixed at the top of supporting plate, outer wall of the injection needle tube close to bottom is connected with fluid injection hose, the end of fluid injection hose is connected with fluid injection syringe needle, outer wall of the imbibition syringe close to bottom is connected with pipetting hose, the end of pipetting hose is connected with imbibition syringe needle, sliding is provided with a first piston in the inner cavity of injection needle tube, sliding is provided with second piston in the inner cavity of imbibition syringe, the First piston bar extended to outside injection needle tube is fixed at the top of first piston, the second piston bar extended to outside imbibition syringe is fixed at the top of second piston, First piston bar, the top of second piston bar is hinged with a shake lever, the top of supporting plate is located at injection A support column hinged with lever is shaken is fixed between syringe and imbibition syringe.The beneficial effect is that: it can support, is easy to use.

Description

Ophthalmological injector

Technical field

The utility model relates to Ophthalmological injectors.

Background technique

In clinical ophthalmology operation, usually eye is rinsed, even more important, ophthalmology in operation is removed for cataract It needs to use Ophthalmological injector in operation.Chinese patent 201520113403.7 once disclosed a kind of Ophthalmological injector, including First injection device, the second injection device, blocking device, the first syringe needle, the second syringe needle, bending section, connecting rod, connecting tube and gas Valve, the first injection device include the first noumenon, first piston, the first push-pull rod, first crossbar, framework and the first spring, and second Injection device includes the second ontology, second piston, the second push-pull rod, second crossbar, second spring and support rod, blocking device packet Blocking head, supporting block and L-type portion are included, the first syringe needle is "Z"-shaped, and the first syringe needle is fixedly connected with the upper surface of the first noumenon, The inside of first syringe needle is equipped with first passage, and the second syringe needle is "Z"-shaped, the upper surface of one end of the second syringe needle and the second ontology It is fixedly connected, the inside of the second syringe needle is equipped with second channel, and bending section includes left bending section and right bending section, is set on left bending section There is the first circular hole, the first circular hole is communicated with second channel, and right bending section is equipped with the second circular hole, the second circular hole and first passage phase It is logical.Ophthalmological injector Ophthalmological injector structure in the utility model is simple, is driven separately when carrying out injection operation by pressure One injection device carries out imbibition operation.But the utility model needs hand held middle use, it is very inconvenient.

Utility model content

Problem to be solved in the utility model be to provide one kind can support, Ophthalmological injector easy to use.

In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model is: Ophthalmological injector, and feature exists In including for the fixation device fixed with bed board, the retractable support cylinder being fixed at the top of the fixed device, the flexible branch It is fixed with supporting plate at the top of support cylinder, injection needle tube and imbibition syringe are fixed at the top of the supporting plate, the injection needle tube is close The outer wall of bottom is connected with fluid injection hose, and the end of the fluid injection hose is connected with fluid injection syringe needle, and the imbibition syringe is the bottom of close to The outer wall in portion is connected with pipetting hose, and the end of the pipetting hose is connected with imbibition syringe needle, in the inner cavity of the injection needle tube Sliding is provided with a first piston, and sliding is provided with second piston, the top of the first piston in the inner cavity of the imbibition syringe Portion is fixed with the First piston bar extended to outside the injection needle tube, is fixed at the top of the second piston and extends to the suction Second piston bar outside liquid syringe, the First piston bar, second piston bar top be hinged with a shake lever, the supporting plate Top one and the hinged support column of the shake lever are fixed between the injection needle tube and imbibition syringe.

Preferably, above-mentioned Ophthalmological injector, wherein the end for shaking lever is connected with shake lever, it is described to shake It is arranged with a rubber case on dynamic lever, the outer wall of the rubber case is evenly provided with multiple massage convexes.

Preferably, above-mentioned Ophthalmological injector, wherein the fixed device includes a c-type supporting rod, the c-type supporting rod Bottom end be connected through a screw thread a fixed screw extended in c-type supporting rod inner cavity, the fixed screw is located at institute The end stated in c-type supporting rod inner cavity is fixed with a latch.

Preferably, above-mentioned Ophthalmological injector, wherein the retractable support cylinder includes being fixed on c-type supporting rod top Vertical cylinder, be fixed on the erect mast of the supporting plate bottom, a cover board is fixed at the top of the vertical cylinder, it is described perpendicular Sliding is provided with a sliding panel compatible with the vertical cylinder lumen, the bottom end of the erect mast in the inner cavity of straight barrel It is connect across the cover board and with the top of the sliding panel, outer wall of the vertical cylinder close to top has been connected through a screw thread An at least lock screw, the end of the lock screw extend in the inner cavity of the vertical cylinder and with the erect mast Outer wall is in close contact.

Preferably, above-mentioned Ophthalmological injector prolongs upwards wherein outer wall of the injection needle tube close to bottom is connected with one The chemical feed pipe stretched, the top of the chemical feed pipe are connected with top as the dosing container of opening, and the top cover of the dosing container is set There is a lid.

The utility model has the technical effect that: the utility model can be fixed on bed board by fixed device On, do not need hand held middle use；It can be to the height of injection needle tube and imbibition syringe by adjusting the height of retractable support cylinder It makes adjustment；User shakes downwards shake, and lever can drive first piston to move down, second piston moves up, Jin Ershi While having showed liquid medicine injection, and complete imbibition；And shake lever downwards and be easier control dynamics, it can be accurate Control first piston, the mobile distance of second piston.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the structural schematic diagram of retractable support cylinder in Fig. 1.

Specific embodiment

Below in conjunction with attached drawing, specific embodiment of the present utility model is further described, so that the utility model Technical solution be more readily understood and grasp.

As shown in Figure 1, 2, Ophthalmological injector, including for the fixation device 1 fixed with bed board, be fixed on fixed device 1 The retractable support cylinder 2 at top, the top of retractable support cylinder 2 are fixed with supporting plate 3, and the top of supporting plate 3 is fixed with injection by screw Syringe 31 and imbibition syringe 32, outer wall of the injection needle tube 31 close to bottom are connected with fluid injection hose 33, the end of fluid injection hose 33 It is connected with fluid injection syringe needle 34, outer wall of the imbibition syringe 32 close to bottom is connected with pipetting hose 35, and the end of pipetting hose 35 connects It is connected to imbibition syringe needle 36, sliding is provided with a first piston 37 in the inner cavity of injection needle tube 31, slides in the inner cavity of imbibition syringe 32 Dynamic to be provided with second piston 38, the top of first piston 37 is fixed with the First piston bar 39 extended to outside injection needle tube 31, the The top of two pistons 38 is fixed with the second piston bar 40 extended to outside imbibition syringe 32, First piston bar 39, second piston bar 40 top is hinged with a shake lever 41, and the top of supporting plate 3 is welded with one between injection needle tube 31 and imbibition syringe 32 The support column 42 hinged with lever 41 is shaken.

One end of the shake lever 41 in the utility model, which is connected with, shakes lever 43, shakes lever 43 and shakes lever 41 are integrally formed.It shakes on lever 43 and is arranged with a rubber case 44, it is convex that the outer wall of rubber case 44 is evenly provided with multiple massages 45 are played, massage convex 45 can give the hand massage of user.

Fixed device 1 includes a c-type supporting rod 11, and the bottom end of c-type supporting rod 11 has been connected through a screw thread one and has extended to c-type Fixed screw 12 in 11 inner cavity of supporting rod, the end that fixed screw 12 is located in 11 inner cavity of c-type supporting rod are welded with a locking Plate 13.Bed board is placed between c-type supporting rod 11 and latch 13 by user, and then it is practical new that this can be realized in locking latch 13 The fixation of type.

Retractable support cylinder 2 in the utility model includes the vertical cylinder 21 for being welded on 11 top of c-type supporting rod, is welded on The erect mast 22 of 3 bottom of supporting plate, the top of vertical cylinder 21 are welded with a cover board 23, slide and set in the inner cavity of vertical cylinder 21 Be equipped with a sliding panel 24 compatible with vertical 21 inner cavity of cylinder, the bottom end of erect mast 22 pass through cover board 23 and with sliding panel 24 Top welding, outer wall of the vertical cylinder 21 close to top be connected through a screw thread there are two lock screw 25, lock screw 25 End extends in the inner cavity of vertical cylinder 21 and is in close contact with the outer wall of erect mast 22.User unclamps lock screw 25, Erect mast 22 is pulled and pushed, then locking lock screw 25 can be realized the height adjustment of retractable support cylinder 2.

Outer wall of the injection needle tube 31 close to bottom in the utility model is connected with a chemical feed pipe 71 upwardly extended, dosing The top of pipe 71 is connected with top as the dosing container 72 of opening, and design facilitates towards dosing in injection needle tube 31 in this way, and dosing is held The top cover of device 72 is equipped with a lid 73.Chemical feed pipe 71 uses stereoplasm tube.

Certainly, the above is only the preferred embodiments of the present utility model only, and therefore, it does not limit the patents of the utility model Range, all with the utility model specification and schema content institute, simply modification and equivalent structure change for it, should all similarly wrap Within scope of patent protection contained in the utility model.

Claims

1. Ophthalmological injector, it is characterised in that: including for the fixation device fixed with bed board, be fixed on the fixed device top The retractable support cylinder in portion is fixed with supporting plate at the top of the retractable support cylinder, be fixed at the top of the supporting plate injection needle tube and Imbibition syringe, outer wall of the injection needle tube close to bottom are connected with fluid injection hose, and the end of the fluid injection hose is connected with note Liquid syringe needle, outer wall of the imbibition syringe close to bottom are connected with pipetting hose, and the end of the pipetting hose is connected with imbibition Syringe needle, sliding is provided with a first piston in the inner cavity of the injection needle tube, slides and is provided in the inner cavity of the imbibition syringe Second piston is fixed with the First piston bar extended to outside the injection needle tube at the top of the first piston, and described second is living The second piston bar extended to outside the imbibition syringe, the top of the First piston bar, second piston bar are fixed at the top of plug End is hinged with a shake lever, the top of the supporting plate be fixed between the injection needle tube and imbibition syringe one with it is described Shake the hinged support column of lever.

2. Ophthalmological injector according to claim 1, it is characterised in that: the end for shaking lever is connected with shake Lever is arranged with a rubber case on the shake lever, and the outer wall of the rubber case is evenly provided with multiple massage convexes.

3. Ophthalmological injector according to claim 1, it is characterised in that: the fixed device includes a c-type supporting rod, institute The bottom end for stating c-type supporting rod is connected through a screw thread a fixed screw extended in c-type supporting rod inner cavity, the fixation The end that screw is located in c-type supporting rod inner cavity is fixed with a latch.

4. Ophthalmological injector according to claim 3, it is characterised in that: the retractable support cylinder includes being fixed on the C The vertical cylinder on type supporting rod top, the erect mast for being fixed on the supporting plate bottom are fixed at the top of the vertical cylinder One cover board, sliding is provided with a sliding panel compatible with the vertical cylinder lumen in the inner cavity of the vertical cylinder, described The bottom end of erect mast passes through the cover board and connect with the top of the sliding panel, outer wall of the vertical cylinder close to top Be connected through a screw thread an at least lock screw, the end of the lock screw extend in the inner cavity of the vertical cylinder and with The outer wall of the erect mast is in close contact.

5. Ophthalmological injector according to claim 1, it is characterised in that: outer wall of the injection needle tube close to bottom connects There is a chemical feed pipe upwardly extended, the top of the chemical feed pipe is connected with top as the dosing container of opening, the dosing container Top cover be equipped with a lid.