CN208989347U - A kind of fluidic device for ophthalmologic operation - Google Patents

Abstract

This application discloses a kind of fluidic devices for ophthalmologic operation, including box body (1), liquid input tube (2), intrusion pipe (3), suction tube (4), perfusion access is equipped in the box body (1), the liquid input tube (2), intrusion pipe (3) are connected with the drain access respectively；Suction path is additionally provided in the box body (1), the suction tube (4) includes suction inlet tube (41) and suction drain pipe (42), and the suction inlet tube (41), suction drain pipe (42) are connected with the suction path respectively；The box wall of the box body (1) is equipped with elastic piece (5), the elastic piece (5) is located at the side of the suction path, the elastic piece (5) can deformation occurs under extruding force effect, and makes the suction path deformation occurs, generate negative pressure, it sucks waste liquid from the suction inlet tube (41), and is discharged from the suction drain pipe (42).Device provided by the present application can reduce cross-infection.

Description

A kind of fluidic device for ophthalmologic operation

Technical field

This application involves ophthalmic surgical devices technical fields, more particularly to a kind of fluidic device for ophthalmologic operation.

Background technique

Lenticular opacities are known as cataract, and many factors such as aging, metabolic disorder etc. may cause crystalline peplos damage Wound increases its osmotic pressure or loses barrier action, or leads to crystalline lens metabolic disorder, is denaturalized crystallin, shape At muddiness.

Cataract generallys use cataract surgery treatment, hollow ultrasonic syringe needle, with the supersonic frequency high speed of 20K-40k Movement crushes human lens tissue to cut.Syringe needle is protruded into eyes, with lens contact, syringe needle high-speed motion is produced Raw cutting effect divides crystalline lens, and aspirates lenticular fragment by the internal holes of syringe needle and be discharged.In the process, Syringe needle can generate heat, and need liquid cooling；Meanwhile aspirating crystalline lens powder, it is also desirable to which liquid is as carrier；Syringe needle moves within the eye When, it is also desirable to there is liquid full of anterior chamber, maintains the operating space of certain intraocular pressure and safety.And liquid accumulating box then provides sufficient liquid Body is to intraocular, and suction is intraocular crushes tissue.

That existing frequently-used is Eyekon Inc., U.S. Infiniti^TMUltrasonic liquid stream management system (FMS), including be used to adjust It is conveyed to the perfusion liquid of handle, intra-ocular lens fragment tissue, the pressure of monitoring perfusion and suction is sucked out from handle in surgical procedure Power, and fragment is stored in the hydrops bag to be processed such as one.But the device hydrops bag storage capacity is small, and timing is needed to clear up Otherwise hydrops bag will lead to anti-overflow.

Utility model content

In order to solve the above technical problems, the purpose of this utility model is to provide a kind of fluidic device for ophthalmologic operation； Fluidic device provided by the utility model for ophthalmologic operation eliminates the hydrops bag in device, is changed to suction tube, avoids Setting hydrops bag capacity is too small in box body, need to remove repeatedly, in some instances it may even be possible to lead to the problem of and instead overflow, that reduces cross-infection can It can property.

The technical scheme that the utility model is provided is as follows:

A kind of fluidic device for ophthalmologic operation, including box body, liquid input tube, intrusion pipe, suction tube,

Perfusion access is equipped in the box body, the liquid input tube, intrusion pipe are connected with the drain access respectively；

Suction path is additionally provided in the box body, the suction tube includes suction inlet tube and suction drain pipe, the pumping Inspiration liquid pipe, suction drain pipe are connected with the suction path respectively；

The box wall of the box body is equipped with elastic piece, and the elastic piece is located at the side of the suction path, the elastic piece Can deformation occurs under extruding force effect, and make the suction path deformation occurs, generate negative pressure, make waste liquid from the suction Inlet tube sucking, and be discharged from the suction drain pipe.

Preferably, the intrusion pipe, suction inlet tube are detachably connected with the perfusion access of the box body respectively.

Preferably, the intrusion pipe, suction inlet tube pass through female Luer and the perfusion access of the box body is removable respectively It connects with unloading.

Preferably, the suction path of the box body is equipped with relief valve, and when the relief valve is closed, the elastic piece deformation is produced Raw negative pressure makes to generate negative pressure in the suction tube, draws waste liquid；When the relief valve is opened, what the elastic piece deformation generated Negative pressure is removed, and the suction tube stops drawing waste liquid.

Preferably, the suction path of the box body is equipped with 2 branches, and the elastic piece is disposed therein the one of a branch Side, the relief valve are arranged in another branch.

Preferably, the perfusion access of the box body is equipped with perfusion storage area, the perfusion storage area and the intrusion pipe it Between be equipped with pressure opening and closing valve.

Preferably, the specific silicone elastomer piece of the elastic piece.

Preferably, it is additionally provided with waste liquid reservoir part, the suction drain pipe is connect with the waste liquid reservoir part.

Preferably, the suction path of the box body is equipped with pressure sensitive component, for incuding the suction overpressure.

The utility model provides one kind for ophthalmologic operation, is particularly suitable for the fluidic device of ultrasonic emulsification ophthalmologic operation, Including box body, liquid input tube, intrusion pipe, suction tube, box body is equipped with perfusion access, liquid input tube, intrusion pipe respectively with institute Drain access is stated to be connected；Box body is additionally provided with suction path, and suction tube includes suction inlet tube and suction drain pipe, aspirates feed liquor Pipe, suction drain pipe are connected with suction path respectively；And elastic piece is set in the box wall of box body, elastic piece setting is being aspirated The deformation that the side of access, i.e. elastic piece are squeezed power generation can generate pressure to suction path, make suction path Waste liquid is discharged from suction inlet tube sucking, and from suction drain pipe to generate negative pressure in deformation.The bullet of box body box wall setting Property piece cooperation depression generator (such as peristaltic pump) working range setting, such as be set as the circle of box body one side box wall Elastic piece.Also using the detection internal pressure in infiniti equipment, spin head, which squeezes elastic piece, makes the liquid flow in pipeline Movable property gives birth to pressure.

Liquid input tube and the device for providing perfusion liquid (such as ringer's solution, Ringer's solution) are connected, and are perfused Liquid is by liquid input tube priming line, subsequently into intrusion pipe, and flows into eyeball from intrusion pipe, cooling Phacoemulsification needle Head, while carrier is provided for suction crystalline lens powder；And syringe needle when moving within the eye, it is also desirable to have liquid full of anterior chamber, maintain The operating space of certain intraocular pressure and safety, perfusion liquid enter the operating space that can intraocularly maintain intraocular pressure and safety.Meanwhile The waste for the lens fragments generated of performing the operation needs discharge in time, and under the suction function of suction tube, lens fragments etc. are useless Gurry enters in suction inlet tube together with perfusion liquid, subsequently into the suction pipeline of box body, flows into suction drain pipe discharge.

Fluidic device provided by the utility model for ophthalmologic operation eliminates the hydrops bag in device, is changed to take out Suction inlet tube, the suction drain pipe of suction pipe are connected with the intracorporal suction pipeline of box respectively, the waste liquid of the residue containing Phakic It can be extracted out by suction tube, and be discharged into specified device or region (such as medical waste fluid container), avoid setting in box body Hydrops bag capacity is too small, needs to remove repeatedly, in some instances it may even be possible to lead to the problem of anti-excessive, a possibility that reducing cross-infection.

Detailed description of the invention

In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this The some embodiments recorded in application, for those of ordinary skill in the art, without creative efforts, It is also possible to obtain other drawings based on these drawings.

Fig. 1 is the structural schematic diagram in the utility model embodiment for the fluidic device of ophthalmologic operation；

Fig. 2 is the backsight structural representation in the utility model embodiment for the fluidic device of ophthalmologic operation；

Fig. 3 is the overlooking structure diagram in the utility model embodiment for the fluidic device of ophthalmologic operation；

Fig. 4 is the schematic diagram of internal structure in the utility model embodiment for the fluidic device of ophthalmologic operation；

Appended drawing reference: 1- box body；2- liquid input tube；3- intrusion pipe；4- suction tube；41- aspirates inlet tube；42- suction Drain pipe；5- elastic piece；Storage area is perfused in 6-；7- pressure sensitive component.

Specific embodiment

In order to make those skilled in the art better understand the technical solutions in the application, below in conjunction with the application reality The attached drawing in example is applied, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described implementation Example is merely a part but not all of the embodiments of the present application.Based on the embodiment in the application, this field is common The application protection all should belong in technical staff's every other embodiment obtained without making creative work Range.

Please be as shown in Figures 1 to 4, the utility model embodiment provides a kind of fluidic device for ophthalmologic operation, including Box body 1, liquid input tube 2, intrusion pipe 3, suction tube 4,

Perfusion access is equipped in the box body 1, the liquid input tube 2, intrusion pipe 3 are connected with the drain access respectively It is logical；

Suction path is additionally provided in the box body 1, the suction tube 4 includes aspirating inlet tube 41 and suction drain pipe 42, The suction inlet tube 41, suction drain pipe 42 are connected with the suction path respectively；

The box wall of the box body 1 is equipped with elastic piece 5, and the elastic piece 5 is located at the side of the suction path, the elasticity Piece 5 can deformation occurs under extruding force effect, and makes the suction path deformation occurs, generates negative pressure, makes waste liquid from described It aspirates inlet tube 41 to suck, and is discharged from the suction drain pipe 42.

The utility model provides one kind for ophthalmologic operation, is particularly suitable for the fluidic device of ultrasonic emulsification ophthalmologic operation, Including box body 1, liquid input tube 2, intrusion pipe 3, suction tube 4, box body 1 is equipped with perfusion access, and liquid input tube 2, intrusion pipe 3 divide It is not connected with the drain access；Box body 1 is additionally provided with suction path, and suction tube 4 includes suction inlet tube 41 and suction drain Pipe 42, suction inlet tube 41, suction drain pipe 42 are connected with suction path respectively；And elastic piece is set in the box wall of box body 1 5, elastic piece 5 is arranged in the side of suction path, i.e., the deformation that elastic piece 5 is squeezed power generation can produce suction path Raw pressure, making suction path, deformation occurs, to generate negative pressure, sucks waste liquid from suction inlet tube 41, and from suction drain Pipe 42 is discharged.The elastic piece 5 of 1 box wall of box body setting cooperates the working range setting of depression generator (such as peristaltic pump), example Such as it is set as the round and elastic piece of certain the one side box wall of box body 1.Also using the detection internal pressure in infiniti equipment, swivel head turns The dynamic elastic piece 5 that squeezes makes the raw pressure of the liquid flow movable property in pipeline.

Liquid input tube 2 and the device for providing perfusion liquid (such as ringer's solution, Ringer's solution) are connected, and fill Fluid injection is by 2 priming line of liquid input tube, subsequently into intrusion pipe 3, and flows into eyeball from intrusion pipe 3, cooling ultrasound cream Change syringe needle, while providing carrier for suction crystalline lens powder；And syringe needle when moving within the eye, it is also desirable to there is liquid full of anterior chamber, The operating space of certain intraocular pressure and safety is maintained, perfusion liquid enters the operating space that can intraocularly maintain intraocular pressure and safety.Together When, the waste of the lens fragments for generation of performing the operation needs discharge in time, under the suction function of suction tube 4, lens fragments Equal wastes enter in suction inlet tube 41 together with perfusion liquid, subsequently into the suction pipeline of box body 1, flow into suction drain Pipe 42 is discharged.

Fluidic device provided by the utility model for ophthalmologic operation eliminates the hydrops bag in device, is changed to take out Suction inlet tube 41, the suction drain pipe 42 of suction pipe 4 are connected with the suction pipeline in box body 1 respectively, residue containing Phakic Waste liquid can be extracted out by suction tube 4, and be discharged into specified device or region (such as medical waste fluid container), avoid box body Interior setting hydrops bag capacity is too small, needs to remove repeatedly, in some instances it may even be possible to lead to the problem of anti-excessive, reduce the possibility of cross-infection Property.

Preferably, the intrusion pipe 3, suction inlet tube 41 are detachably connected with the perfusion access of the box body 1 respectively.

Preferably, the intrusion pipe 3, suction inlet tube 41 pass through the perfusion access of female Luer and the box body 1 respectively It is detachably connected.

Preferably, intrusion pipe 3, suction inlet tube 41 is detachably connected with the perfusion access of box body 1 respectively, it needs When replacing wherein a certain component, junction can be dismantled and directly replaced.For example, can be total to when different patients performs the operation With or disinfection after share box body 1, liquid input tube 2, and the component that suction drain pipe 42 etc. does not contact directly with patient, and replace The component that the needs such as intrusion pipe 3, suction inlet tube 41 are directly contacted with patient avoids while economizing on resources, reducing cost There may be the risks of cross contamination for device reuse.It is preferable to use female Luer realize intrusion pipe 3, suction inlet tube 41 with Connection between the perfusion access of box body 1.Female Luer be it is standardized it is micro without seep connector, pass through public female Luer and phase The female Luer connector part matched connects, and is widely used in medicine and Laboratory Instruments.

In the present invention, the suction path of box body 1, perfusion access can be extended one section to outside box body 1, form pipe Road is easy to implement intrusion pipe 3, suction inlet tube 41 is removably connect with the perfusion access of box body 1.

Preferably, the suction path of the box body 1 is equipped with relief valve, and when the relief valve is closed, the elastic piece 5 is deformed The negative pressure of generation makes to generate negative pressure in the suction tube 4, draws waste liquid；When the relief valve is opened, the deformation of elastic piece 5 is produced Raw negative pressure is removed, and the suction tube 4 stops drawing waste liquid.

Relief valve is arranged can be convenient for the control to aspiration procedure, when relief valve is closed, and the deformation of elastic piece 5 generates negative Pressure makes to generate negative pressure in the suction tube 4, draws waste liquid；When the relief valve is opened, the negative pressure of the deformation of elastic piece 5 generation It is removed, the suction tube 4 stops drawing waste liquid.

Preferably, the suction path of the box body 1 is equipped with 2 branches, and the elastic piece 5 is disposed therein a branch Side, the relief valve are arranged in another branch.

Preferably, 2 branches can be set in the suction path of box body 1,；Then by the setting of elastic piece 5 wherein one Branch road, makes to generate negative pressure in suction path by the deformation of elastic piece 5；Relief valve is arranged on another road Gen Zhi, is come real The pressure release effect of existing relief valve.

Preferably, the perfusion access of the box body 1 is equipped with perfusion storage area 6, the perfusion storage area 6 and the intrusion pipe Pressure opening and closing valve is equipped between 3.

In the perfusion access setting perfusion storage area 6 of box body 1, perfusion liquid enters perfusion storage area 6 by liquid input tube 2 Interior, pressure opening and closing valve cooperates the operation of instrument or staff to open, and perfusion liquid enters in intrusion pipe 3.Intrusion pipe 3 can be with hand Handle is used cooperatively, and the perfusion liquid that intrusion pipe 3 flows out, it is intraocular to enter patient, is made intraocularly full and is completed to perform the operation.

Preferably, the specific silicone elastomer piece of the elastic piece 5.

Preferably, it is additionally provided with waste liquid reservoir part, the suction drain pipe 42 is connect with the waste liquid reservoir part.

Preferably, the suction path of the box body 1 is equipped with pressure sensitive component 7, for incuding 4 internal pressure of suction tube Power.

It is preferred that the suction path of box body 1 is equipped with pressure sensitive component 7, it is easy to adjustment in time for detecting the size of pressure Fluid flow and pressure, to maintain the constant of intraocular pressure in surgical procedure.

Fluidic device provided by the utility model for ophthalmologic operation, can be by operating with as follows:

Intrusion pipe 3 and suction tube 4 are connected in infiniti equipment first, and box body 1 is embedded in infiniti equipment In, internal pressure is detected using equipment, spin head, which squeezes elastic piece, makes the raw pressure of the liquid flow movable property in 1 suction path of box body. Intrusion pipe 3 and suction tube 4 are accessed into surgical handle respectively again, liquid input tube 2 accesses perfusion liquid bottle, and the gravity of liquid promotees in bottle It passes liquid through pipeline to enter in perfusion storage area 6, after liquid reaches sufficient amount in perfusion storage area 6, filling is crossed by inner cover Geat, after pressure opening and closing valve is opened, liquid enters handle, and hence into arriving, patient is intraocular, makes intraocularly full and completes to perform the operation. Meanwhile 4 pressure of suction tube reaches negative pressure simultaneously in the course of surgery, when relief valve is closed, reflux is closed generation negative pressure, brilliant Shape body residue pass through together with liquid suction inlet tube 41 enter suction path in, then flow into suction drain pipe 42 be discharged to it is medical In waste fluid container；When pressure relief valve is opened, reflux is opened removal negative pressure, stops suction action.

The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein The widest scope consistent with features of novelty.

Claims (9)

1. a kind of fluidic device for ophthalmologic operation, which is characterized in that including box body (1), liquid input tube (2), intrusion pipe (3), suction tube (4),

Be equipped with perfusion access in the box body (1), the liquid input tube (2), intrusion pipe (3) respectively with the perfusion access phase Connection；

Suction path is additionally provided in the box body (1), the suction tube (4) includes suction inlet tube (41) and suction drain pipe (42), the suction inlet tube (41), suction drain pipe (42) are connected with the suction path respectively；

The box wall of the box body (1) is equipped with elastic piece (5), and the elastic piece (5) is located at the side of the suction path, the bullet Property piece (5) can deformation occurs under extruding force effect, and make the suction path deformation occurs, generate negative pressure, make waste liquid from Suction inlet tube (41) sucking, and be discharged from the suction drain pipe (42).

2. fluidic device according to claim 1, which is characterized in that the intrusion pipe (3), suction inlet tube (41) are respectively It is detachably connected with the perfusion access of the box body (1).

3. fluidic device according to claim 2, which is characterized in that the intrusion pipe (3), suction inlet tube (41) are respectively It is detachably connected by female Luer and the perfusion access of the box body (1).

4. fluidic device according to any one of claim 1-3, which is characterized in that the suction path of the box body (1) Equipped with relief valve, when the relief valve is closed, the negative pressure that elastic piece (5) deformation generates makes to generate in the suction tube (4) Negative pressure draws waste liquid；When the relief valve is opened, the negative pressure that elastic piece (5) deformation generates is removed, the suction tube (4) stop drawing waste liquid.

5. fluidic device according to claim 4, which is characterized in that the suction path of the box body (1) is equipped with 2 branch Road, the elastic piece (5) are disposed therein the side of a branch, and the relief valve is arranged in another branch.

6. fluidic device according to claim 5, which is characterized in that the perfusion access of the box body (1) is equipped with perfusion storage It deposits area (6), pressure opening and closing valve is equipped between the perfusion storage area (6) and the intrusion pipe (3).

7. fluidic device according to claim 6, which is characterized in that the specific silicone elastomer piece of the elastic piece (5).

8. fluidic device according to claim 7, which is characterized in that be additionally provided with waste liquid reservoir part, the suction drain Pipe (42) is connect with the waste liquid reservoir part.

9. fluidic device according to claim 8, which is characterized in that the suction path of the box body (1) is equipped with feeling of stress Component (7) are answered, for incuding the suction tube (4) interior pressure.