CN86208432U - Multi-functional and automatic inject & suck tool for crystal cortex - Google Patents
Multi-functional and automatic inject & suck tool for crystal cortex Download PDFInfo
- Publication number
- CN86208432U CN86208432U CN 86208432 CN86208432U CN86208432U CN 86208432 U CN86208432 U CN 86208432U CN 86208432 CN86208432 CN 86208432 CN 86208432 U CN86208432 U CN 86208432U CN 86208432 U CN86208432 U CN 86208432U
- Authority
- CN
- China
- Prior art keywords
- bottle
- suction
- suck
- negative pressure
- handle
- 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.)
- Ceased
Links
- 0 CCC(C(C)(C1)*2CC(CC(C)(CC3)C3(C)N)C1CC(C)C1)C1(C)C2=C Chemical compound CCC(C(C)(C1)*2CC(CC(C)(CC3)C3(C)N)C1CC(C)C1)C1(C)C2=C 0.000 description 1
Images
Abstract
A multi-functional and automatic inject & suck tool for crystal cortex of the utility model mainly comprises injecting suction head, a handle, a miniature electromagnetic valve, a negative-pressure bottle, a filling bottle, a silicone tube, an inject & suck tool body, etc. The inject & suck tool body is arranged inside with a miniature vacuum pump, a miniature motor, a stabilized power supply, a stabilized power supply electric circuit, an inner pressure adjusting valve of the negative-pressure bottle, an inner pressure adjusting valve of the filling bottle, etc. The motor is started to push and convey the miniature vacuum pump, and the positive pressure and the negative pressure, which are generated from the miniature vacuum pump are respectively conveyed to the filling bottle and the negative-pressure bottle via the silicone tube to push the perfusion fluid to flow to the injecting suction head, and meanwhile the negative pressure is generated on the injecting suction head to suck the fluid in the eyes to make the fluid flow to the negative-pressure bottle. The inject & suck tool not only cleans the crystal cortex, but also can complete the technical operations of cephalic vesicle discission, rear capsule polishing, anterior chamber water injection, etc.
Description
This utility model is the medical apparatus and instruments that is used for ophthalmologic operation.
The posterior chamber intraocular lens implant surgery is an ophthalmology new technique that grew up in nearly ten years, and the lens cortex injection aspirator is a crucial apparatus of finishing this operation.In the domestic hospital that carries out this operation, adopt hand propelled lens cortex injection aspirator mostly, " the synchronous injection aspirator of intraocular surgery " produced as Syringe Needle Factory, Wuhan.This injection aspirator is formed by injecting syringe and sucking-off syringe and metal handle, connecting rod, notes suction spindle, silica gel tube etc.Inject syringe and sucking-off syringe oppositely and connect, two syringes respectively are connected with a silica gel tube, inject silica gel tube on the syringe and pass through the metal handle and be communicated with notes suction spindle on the sucking-off syringe, and the notes suction spindle is a cannula-like, and endoporus is the sucking-off hole, and outer hole is a hand-hole.In the hand propelled injection aspirator, the syringe that also useful hydrostatic pressure or assistant promote is the mobile motive power of infusion liquid, and suction force then is connected the syringe of annotating on the suction nozzle by twitch and is produced, the structure of its notes suction nozzle and Syringe Needle Factory, Wuhan similar.Use these injection aspirators, though can annotate suction synchronously, very inconvenient owing to be bimanualness, the equilibrium that also is hard to keep of the speed of annotating the imbibition body, thereby the direct influence effect of performing the operation.
The purpose of this utility model is to make a kind of injection aspirator that the suction process can be controlled automatically of annotating, and this injection aspirator can not only be finished the removing work of lens cortex, can also finish that the eye anterior lens capsule pulls open, technical operations such as back capsule polishing and anterior chamber's water filling.
This utility model promotes minipump with micro machine and produces malleation and negative pressure, malleation and negative pressure that vacuum pump produces pass to perfusion bottle and negative pressure bottle respectively by silica gel tube again, and then it is mobile to annotating suction nozzle to promote infusion liquid, annotates suction nozzle generation negative pressure-pumping ophthalmic liquid simultaneously and flows to negative pressure bottle.There are interior pipe, sleeve pipe, communicating pipe, suction socket and filling to inhale the hole on the suction nozzle owing to annotate, thereby can guarantee that infusion liquid and aspirated liquid are unimpeded separately and do not cross one another.As change the notes suction nozzle, the preceding capsule that connects the transformation of the way of normal injection syringe needle pulls open pin, back capsule polisher and anterior chamber's water injection needle, by the silica gel tube link position of lever change afterbody, can make the notes suction nozzle only keep the perfusion effect, stops suction action.By regulating the voltage of regulated power supply, rotating speed that can the conversion micro machine, thus change the suction speed of annotating.The micro machine rotating speed can show by the rotating speed display on the body panel.To inhale velocity-stabilization on certain level in order making to annotate, an intrinsic pressure control valve respectively to be housed outside perfusion bottle and negative pressure bottle.Between the handle and negative pressure bottle, handle and perfusion bottle of this utility model, an electromagnetic valve respectively is housed, to improve the sensitivity of injection aspirator, guarantee to annotate synchronously to inhale.This group electromagnetic valve is opened and closed by a foot switch control.The control handle of this utility model is installed on the panel of body.
The utility model has the advantages that:
1, the notes of liquid suction speed can be controlled automatically, and perfusion and suction action equivalent are synchronously carried out, and can remove lens cortex quickly and accurately.
2, of many uses.This injection aspirator decapacitation is removed outside lens cortex, before also can finishing capsule pull open, technical operations such as back capsule polishing and anterior chamber's water filling, and cheap.
Embodiment of the present utility model is illustrated in conjunction with the accompanying drawings.
Fig. 1 is an external form sketch map of the present utility model
Fig. 2 is structural relation figure of the present utility model
Fig. 3 is a circuit diagram of the present utility model
Fig. 4 is handle arrangement figure of the present utility model
Fig. 5 is notes sucker structure figure of the present utility model
Fig. 6 is a minipump structure chart of the present utility model
As shown in Figure 1, this utility model mainly is made up of injection aspirator body (1), negative pressure bottle (14), perfusion bottle (15), miniature electromagnetic valve (16), silica gel tube (17), handle (18), notes suction nozzle parts such as (19).Minipump, micro machine, regulated power supply and circuit thereof, the intrinsic pressure control valve of negative pressure bottle and the intrinsic pressure control valve of perfusion bottle etc. are housed in the body (1), on and off switch (13), power on light (12), motor speed adjusting knob (10), motor switch (11), the intrinsic pressure adjusting knob of negative pressure bottle (8), the intrinsic pressure adjusting knob of perfusion bottle (9) and motor speed display instrument regulating and controlling knob and display instruments such as (7) are housed on the panel of body (1).Two silica gel tubes (17) that are connected in intrinsic pressure control valve of perfusion bottle and the intrinsic pressure control valve of negative pressure bottle are drawn in body respectively, by negative pressure bottle (14) and perfusion bottle (15) and miniature electromagnetic valve (16), are connected to handle (18) at last.Lead (4) on circumscripted power line (5), the foot switch (3) is connected on the interior regulated power supply of body (1).(6) one in electromagnetic valve lead is linked on the regulated power supply of body (1), and a connection electromagnetic valve (16), foot switch (3) are by the control to electromagnetic valve (16), thereby realization is to annotating the control of inhaling action.The upper casing of body (1) is equipped with guides and supports band (2), and louvre (20) is arranged on the casing.
As shown in Figure 2, continuous adjustable high stability regulated power supply (11), link to each other with micro machine (9) behind the external power supply, micro machine (9) starts pusher actuating miniature vacuum pump (7), malleation and negative pressure that minipump (7) produces, by intrinsic pressure control valve of negative pressure bottle (6) and the intrinsic pressure control valve of perfusion bottle (8), in silica gel tube is delivered to perfusion bottle (5) and negative pressure bottle (4).By regulating intrinsic pressure control valve, can make the intrinsic pressure absolute value of intrinsic pressure and negative pressure bottle (4) of perfusion bottle (5) equate, thereby guarantee that rate of flooding equates with pumping velocity.One group of miniature electromagnetic valve (3) is installed between perfusion bottle (5), negative pressure bottle (4) and the handle (2), and handle (2) should closely be connected with notes suction nozzles (3).In electromagnetic valve (3) when outage,, valve is closed naturally, but disengagement lever (2), annotate suction nozzle (1), with the path of perfusion bottle (5), negative pressure bottle (4), make to annotate and inhale action and stop, and keep the pressure in perfusion bottle and the negative pressure bottle constant; During energising, this opening of valves, the path recovery between handle, notes suction nozzle and perfusion bottle, the negative pressure bottle, injection aspirator gets final product operate as normal.Injection aspirator when work, voltage that can be by regulating regulated power supply (11), conversion micro machine (9) thus rotating speed adjusting minipump (7) the malleation value and the negative pressure value that are produced.And the size of the positive and negative pressure value that vacuum pump produces directly has influence on the size of the positive and negative pressure value in perfusion bottle and the negative pressure bottle again, thereby influences the speed of annotating suction speed.Thereby the regulating and controlling of motor speed is very key.The demonstration of motor speed is finished by motor speed display instrument (10).The power bracket of motor is between 25-40W, and regulated power supply voltage-regulation scope is that the range of accommodation of motor speed is 300-1000 rev/min between the 3-12 volt.
As shown in Figure 3, the external 220V alternating current of regulated power supply (1) becomes unidirectional current with alternating current, by voltage of transformation, and control micro machine (2), motor speed display instrument (3), electromagnetic valve (4) and foot switch (5).
As shown in Figure 4, handle head (29) is the truncated cone structure, its tapering is consistent with the tube chamber tapering of normal injection syringe needle afterbody, annotates the suction nozzle except that connecting airtight, and it is first-class to connect airtight perverse capsule pin, back capsule polisher and the anterior chamber's water injection needle made with the normal injection syringe needle.The anterior top that leads to handle head (29) of suction socket (21), afterbody is connected with suction tube (24), and the suction tube afterbody has joint (27).The silica gel tube that suction tube joint (27) connects communicates with negative pressure bottle.Annular intake chute (30) is carved with in handle head (29) front portion, and the opening of fill orifice (22) is on cell wall, and fill orifice (22) afterbody is connected to intrusion pipe (23), and the intrusion pipe afterbody has joint (26), and the silica gel tube that joint (26) connects communicates with perfusion bottle.Handle head (29) can be made into one with handle body (28).The afterbody of handle body (28) is equipped with annotates suction pipe fixed block (25), in order to fixedly suction tube (24) and intrusion pipe (23).
As shown in Figure 5, the sealing of the tip of interior pipe (34), the side has suction socket (32).The tip of sleeve pipe (31) is a closed state also, has fill orifice (33) on the sidewall, with the opening direction of suction socket (32) be 180 degree.Fill orifice also can be two, and two fill orifices are 180 degree each other, with suction socket respectively be 90 degree.Between sleeve pipe (31) and the interior pipe fixed gap is arranged, can hold infusion liquid and pass through.Be welded with arc communicating pipe (35) on the sidewall of needle handle (36), communicating pipe one end communicate with sleeve pipe (31), the other end communicates with connecting hole (37).When annotating suction nozzle and handle dress for one, the opening part of the communicating pipe that communicates with connecting hole (35) is just on the position of intake chute (30).
As shown in Figure 6, the pump housing of minipump (40) is the pump housing that utilizes put-put, and valve body (39) is housed above, and valve block (41) and catheter adapter (38) are housed in the valve body (39), and the porthole spring places between valve block (41) and the catheter adapter (38).
This utility model also can adopt computer control rotating speed of motor.The silicon bridge pressure cell is connected to intrinsic pressure control valve, and this element bears pressure between 0～100 gram, makes pressure signal become signal of telecommunication input computer.By the control of computer to motor speed, obtain flat permanent stable notes and inhale speed, 5～15 milliliters of per minutes, thus the stronger effective notes that guaranteed are inhaled balance.
When using this utility model, at first connect silica gel tube, open the intrinsic pressure control valve of negative pressure bottle then, starter motor, regulate motor speed and regulate the intrinsic pressure control valve of perfusion bottle, step on the moving electromagnetic valve foot switch and then annotate suction nozzle and begin water outlet, go out water speed and transfer to water for dripping continuously and don't presenting the water column shape for best.At this moment rate of flooding is 5～15 milliliters of per minutes, also can transfer soon or transfer slowly according to patient's custom.After rate of flooding mixes up, will annotate suction nozzle and insert in the test tube, the intrinsic pressure control valve of re-adjustment negative pressure bottle makes rate of flooding and pumping velocity keep balance, and it is standby to unclamp the electromagnetic valve foot switch then.During operation, will annotate the suction nozzle tip and stretch into camera oculi anterior, step on the moving electromagnetic valve foot switch, can synchronous equivalent annotate suction.
Claims (3)
1, the automatic injection aspirator of multi-functional lens cortex, inhale parts by annotating, miniature electromagnetic valve, perfusion bottle, negative pressure bottle, silica gel tube, parts such as injection aspirator body are formed, it is characterized in that annotating suction parts dispensing suction nozzles (19) and handle portion (18) two parts, the two close proximity, it is replaceable to annotate suction nozzle (19), body is equipped with minipump in (1), micro machine, regulated power supply and circuit thereof, intrinsic pressure control valve of negative pressure bottle and the intrinsic pressure control valve of perfusion bottle etc., two silica gel tubes (17) are drawn the intrinsic pressure control valve of negative pressure bottle in the body (1) and the intrinsic pressure control valve of perfusion bottle respectively, by perfusion bottle (15), negative pressure bottle (14) and miniature electromagnetic valve (16) are connected to handle (18) at last, lead (4) on the foot switch (3) is connected on the regulated power supply of body (1), one of electromagnetic valve lead (6) links on the regulated power supply of body (1), and one is connected to electromagnetic valve (16).
2, the automatic injection aspirator of multi-functional lens cortex according to claim 1 is characterized in that annular intake chute (30) is carved with in the end of the head (29) of handle (18), and the opening of fill orifice (22) is on cell wall; Be welded with arc communicating pipe (35) on the sidewall of the needle handle (36) of notes suction nozzles (19), the end of communicating pipe (35) communicates with sleeve pipe (33), the other end communicates with connect apertures (37), when annotating suction nozzle (19) and handle (18) dress for one, the opening part of the communicating pipe (35) that communicates with connecting hole (37) is just on the position of intake chute (30), suction socket (32) on the notes suction nozzles (19) is 180 degree with the opening direction of fill orifice (33), fill orifice also can be two, two fill orifices are 180 degree each other, with suction socket then respectively be 90 degree.
3, the automatic injection aspirator of multi-functional lens cortex according to claim 1 and 2, it is characterized in that being equipped with in the valve body (39) of minipump the catheter adapter (38) of valve block (41), porthole spring (42) places between valve block (41) and the catheter adapter (38).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 86208432 CN86208432U (en) | 1986-11-29 | 1986-11-29 | Multi-functional and automatic inject & suck tool for crystal cortex |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 86208432 CN86208432U (en) | 1986-11-29 | 1986-11-29 | Multi-functional and automatic inject & suck tool for crystal cortex |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN86208432U true CN86208432U (en) | 1987-10-07 |
Family
ID=4810643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 86208432 Ceased CN86208432U (en) | 1986-11-29 | 1986-11-29 | Multi-functional and automatic inject & suck tool for crystal cortex |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN86208432U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103517723A (en) * | 2011-05-13 | 2014-01-15 | 碧奥克里内股份公司 | System and methods for motorized injection and aspiration |
| CN107693895A (en) * | 2017-09-19 | 2018-02-16 | 中国人民解放军第三军医大学第附属医院 | Nerve block anesthesia is with injecting pump |
| CN109157682A (en) * | 2018-07-11 | 2019-01-08 | 芜湖帮许来诺医疗设备科技有限公司 | A kind of novel medical aspirator |
| CN109538439A (en) * | 2018-09-28 | 2019-03-29 | 江苏同济分析仪器有限公司 | A kind of liquid chromatograph high pressure constant flow pump |
| CN112494202A (en) * | 2020-11-26 | 2021-03-16 | 王小东 | Posterior segment pressure adjusting device in penetrating cornea transplantation operation |
| WO2022120553A1 (en) * | 2020-12-08 | 2022-06-16 | 江苏同济分析仪器有限公司 | High-voltage constant-current pump for liquid chromatograph |
-
1986
- 1986-11-29 CN CN 86208432 patent/CN86208432U/en not_active Ceased
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103517723A (en) * | 2011-05-13 | 2014-01-15 | 碧奥克里内股份公司 | System and methods for motorized injection and aspiration |
| CN103517723B (en) * | 2011-05-13 | 2016-08-17 | 碧奥克里内股份公司 | For MOTORIZED INJECTION and the system and method for suction |
| CN107693895A (en) * | 2017-09-19 | 2018-02-16 | 中国人民解放军第三军医大学第附属医院 | Nerve block anesthesia is with injecting pump |
| CN109157682A (en) * | 2018-07-11 | 2019-01-08 | 芜湖帮许来诺医疗设备科技有限公司 | A kind of novel medical aspirator |
| CN109538439A (en) * | 2018-09-28 | 2019-03-29 | 江苏同济分析仪器有限公司 | A kind of liquid chromatograph high pressure constant flow pump |
| CN112494202A (en) * | 2020-11-26 | 2021-03-16 | 王小东 | Posterior segment pressure adjusting device in penetrating cornea transplantation operation |
| CN112494202B (en) * | 2020-11-26 | 2022-07-05 | 王小东 | Posterior segment pressure adjusting device in penetrating cornea transplantation operation |
| WO2022120553A1 (en) * | 2020-12-08 | 2022-06-16 | 江苏同济分析仪器有限公司 | High-voltage constant-current pump for liquid chromatograph |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP1302185B1 (en) | Simultaneous surgical injection and aspiration with pedal control | |
| EP1356834B1 (en) | Surgical aspiration system | |
| RU2421196C2 (en) | Surgical cartridge for intraocular pressure control | |
| US6899694B2 (en) | Method for controlling fluid flow to and from an eye during ophthalmic surgery | |
| EP1080739A2 (en) | Liquid venting surgical system and cassette | |
| US20020004657A1 (en) | Liquid venting surgical cassette | |
| US20140257205A1 (en) | Systems and processes for eye moisturizing during ocular surgery | |
| CN86208432U (en) | Multi-functional and automatic inject & suck tool for crystal cortex | |
| JP3961304B2 (en) | Perfusion suction device | |
| US20030204166A1 (en) | Liquid venting surgical cassette | |
| CA3164821A1 (en) | System level fluidics and controls | |
| CN201179098Y (en) | Disposal visible suction tube for induced abortion | |
| CN103202743B (en) | Silicone oil taking device | |
| CN217566541U (en) | Improvement ophthalmic surgery silicone oil injection device | |
| CN2284060Y (en) | Controllable eye silicone oil aspirator | |
| CN202515861U (en) | Silicone oil taking-out device | |
| CN207708176U (en) | A kind of irrigation of conjunctival sac receiving device | |
| CN2048746U (en) | Injection and inhalation instrument for ophthalmic operating | |
| CN2179749Y (en) | Synchronous injecting and sucking appliance | |
| CN217286653U (en) | Liposuction machine auxiliary control equipment | |
| CN213250318U (en) | Intraocular silicone oil extraction device | |
| CN2198894Y (en) | Synchronous injecting sucking apparatus for ophalmic operation | |
| CA2547297C (en) | Simultaneous injection and aspiration of viscous surgical fluids | |
| CN116869733A (en) | Gas buffer injection system and method for retinal intravenous injection surgery | |
| CN113967124A (en) | Bent telescopic handle type flute needle for presbyopic vitreoretinal surgery |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CE01 | Termination of patent right |