CN208464423U - A kind of ultrasonic emulsification machine - Google Patents
A kind of ultrasonic emulsification machine Download PDFInfo
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- CN208464423U CN208464423U CN201721107875.7U CN201721107875U CN208464423U CN 208464423 U CN208464423 U CN 208464423U CN 201721107875 U CN201721107875 U CN 201721107875U CN 208464423 U CN208464423 U CN 208464423U
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- ultrasonic emulsification
- pipeline
- eyeball
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Abstract
The utility model relates to a kind of Ophthalmologic apparatus, in particular to a kind of ultrasonic emulsification machine belongs to medical equipment field.A kind of ultrasonic emulsification machine, including ultrasonic wave host, ultrasonic emulsification handle and negative pressure flow control system, the negative pressure flow control system includes eyeball water filling device and eyeball drainage arrangement, is cooperated by the eyeball water filling device and eyeball drainage arrangement, realizes the control to intraocular pressure；The eyeball water filling device includes balance salt water installations, solenoid prime valves and B/P EGR Back Pressure Transducer EGR；The balance salt water installations are connected to solenoid prime valves by the way that pipeline is perfused；The B/P EGR Back Pressure Transducer EGR setting is on perfusion pipeline, for monitoring intraocular pressure；The drainage arrangement includes the suction peristaltic pump being arranged on drainage pipeline, and a relief pipeline is in parallel with drainage pipeline, is provided with relief valve on the relief pipeline；The ultrasonic emulsification machine is at low cost, and can maintain normal intraocular pressure in operation, so that it is guaranteed that operation safety.
Description
Technical field
The utility model relates to a kind of Ophthalmologic apparatus, in particular to a kind of ultrasonic emulsification machine belongs to medical apparatus and instruments
Field.
Background technique
China's cataract case increases year by year, which not only causes psychological pain to patient, while becoming society
Serious burden.Up to the present, ultrasonic emulsification joint intraocular lens implantation is to treat the maximally efficient treatment hand of cataract
Section.
Phacoemulsification technique is the common work of the mechanical acceleration, sound miniflow and the cavitation that are generated using ultrasonic vibration
The operation method for cataract stone historrhexis is made, being emulsified, and being absorbed by negative pressure.The technology is artificial lens implantation
One of art advanced technology, its advantage is that operative incision is small, healing time is short, postoperative visual function restores fast and corneal astigmatism
It is small, while significantly reducing the incidence of complication.
With the extensive development of ultrasonic emulsification for cataract gradually promoted with intraocular lens implantation, ultrasonic emulsification equipment
It is popularized in various big hospital.But for existing Tratmant of Cataract Phacoemulsification method, in emulsification surgical procedure, doctor
Situations such as needing hand-held emulsification instrument probe, color, the size of the cataract before emulsification instrument is popped one's head in watched by digital microscope, so
Cataract hardness grade is artificially judged according to previous clinical experience afterwards, it is artificial on this basis to determine that emulsification is exergonic big
It is small, and control by foot pedal the release of emulsification energy, it is emulsified and is inhaled with will the pop one's head in cataract tissue in front of emulsification instrument
It removes.In above-mentioned surgical procedure, accurately discharging ultrasonic energy is that an operation is crucial.The ultrasonic energy that treatment system releases
It is used to smash cataract in human eye while not injuring intraocular normal tissue.This process relies on experienced ophthalmologist, oculist people
Industry control energy release switch, to release accurate ultrasonic energy.Therefore, the surgical procedure difficulty is big, and learning cycle is long,
High to doctor's level requirement, surgical effect directly depends on the artificial judgment and controlled level of doctor, this is largely
Limit the popularization and promotion of the operation plan.
A kind of ultrasonic emulsification therapeutic equipment is disclosed in the Chinese utility model patent application No. is 201520614120.0,
Including control device, executive device, probe, the control device includes controller, and the executive device includes emulsion bottle, total
Device, supersonic generator, pressure sensor, negative pressure generator, devil liquor recovery device, peristaltic pump are filled, the probe is changed including excitation
It can device, soft silicone tube, titanium probe.The ultrasonic emulsification therapeutic equipment not only increases equipment cost, exists simultaneously following disadvantage: first
First, equipment cost is high；Secondly, flow velocity reduces larger at nozzle of popping one's head in, and the high negative pressure inside eyeball makes after kernel is absorbed
Sphere generates recessed flat phenomenon, may cause the malpractices such as rear capsule tearing.
Utility model content
In order to solve the above-mentioned technical problem, the utility model provides a kind of ultrasonic emulsification machine, the ultrasonic emulsification machine at
This is low, and can maintain normal intraocular pressure in operation, so that it is guaranteed that operation safety.
The technical solution of the utility model is as follows:
A kind of ultrasonic emulsification machine, including ultrasonic wave host, ultrasonic emulsification handle and negative pressure flow control system, it is described negative
Pressure flow control system includes eyeball water filling device and eyeball drainage arrangement, passes through the eyeball water filling device and eyeball draining dress
Cooperation is set, realizes the control to intraocular pressure；The eyeball water filling device includes balance salt water installations, solenoid prime valves and negative pressure sensing
Device；The balance salt water installations are connected to solenoid prime valves by the way that pipeline is perfused；The B/P EGR Back Pressure Transducer EGR setting is in perfusion pipeline
On, for monitoring intraocular pressure；The drainage arrangement includes the suction peristaltic pump being arranged on drainage pipeline, a relief pipeline and row
Waterpipe is in parallel, is provided with relief valve on the relief pipeline；The B/P EGR Back Pressure Transducer EGR is connect with ultrasonic wave host electric signal, is surpassed
Sound wave host acquires the pressure signal of B/P EGR Back Pressure Transducer EGR, and controls relief valve and suction according to the pressure signal and opened with peristaltic pump
It closes；The ultrasonic emulsification handle internal placed transducer and an amplitude transformer, amplitude transformer front end connect phacoemulsification needle, a note suction pipe road
Pass through out of ultrasonic emulsification handle and is connected to phacoemulsification needle；The ultrasonic wave host and ultrasonic emulsification handle electric signal connect
It connects；And the start and stop of energy converter are controlled according to the pressure signal of B/P EGR Back Pressure Transducer EGR.
It wherein, is cavity inside the phacoemulsification needle, cavity two-port is screwed with the first sieve plate and the second sieve plate, and two
The first sieve pore and the second sieve pore are opened up on sieve plate respectively, one middle side part of the first sieve plate is provided with sound head in the second sieve plate,
The liquid whistle resonant cavity of open at one end, fair current body inflow side in the cavity between the first sieve plate and the second sieve plate are offered in sound head
Part and magnetized element occurs to explosion is provided with, magnetized element and explosion occur the absorption of part end magnetic and connect, and part occurs for the explosion
Acceleration channels are inside offered, accelerator card is provided at acceleration channels port, accelerator card offers acceleration discharge orifice, the acceleration stream
The connection of Kong Yuyi resonance cavitation chamber, resonance cavitation chamber are connected to a resonance explosion chamber, and the resonance explosion chamber is connected to a nozzle, institute
The opening of the opening and liquid whistle resonant cavity of stating nozzle is oppositely arranged.
Wherein, the magnetized element is open cavity cylindrical body.
Wherein, the acceleration discharge orifice on the accelerator card is symmetric with accelerator card central point.
Wherein, the acceleration discharge orifice is bellmouth.
Wherein, the resonance explosion chamber is conical cavity.
Wherein, the ultrasonic emulsification handle exterior silica gel sleeve pipe.
The utility model has the following beneficial effects:
1, the negative pressure flow control system of the utility model can maintain normal intraocular pressure in operation, so that it is guaranteed that operation peace
Quan Xing.
2, the utility model after kernel is absorbed, flow velocity reduces smaller at nozzle of popping one's head in, and avoids height inside eyeball negative
Pressure is so that sphere generates recessed flat phenomenon,, should especially for not also being very for skilled practitioner so that it is guaranteed that operation safety
Technology is more of great importance.
3, double action of the balance salt water of the utility model in magnetized element by sound, magnetic, cavitation, charged ion generate
It deflects while carrying out, increase balance salt water emulsifying capacity.
Detailed description of the invention
Fig. 1 is the operation principle schematic diagram of the utility model complete machine；
Fig. 2 is the utility model negative pressure flow control system structural schematic diagram；
Fig. 3 is the utility model ultrasonic emulsification handle arrangement schematic diagram；
Fig. 4 indicates the phacoemulsification needle structural front view of the utility model.
Label is expressed as in figure:
1, ultrasonic wave host；2, ultrasonic emulsification handle；3, energy converter；4, amplitude transformer；5, phacoemulsification needle；6, eyeball；
7, silica gel sleeve pipe；8, negative pressure flow control system；9, relief valve；10, suction pipe road is infused；12, salt water installations are balanced；13, perfusion electricity
Magnet valve；14, peristaltic pump is used in suction；15, waste liquid box；16, needle hub；20, power interface；21, B/P EGR Back Pressure Transducer EGR；22, it is perfused
Pipeline；23, drainage pipeline；24, relief pipeline；51, the first sieve plate；52, acceleration channels；53, part occurs for explosion；54, accelerator card；
55, resonance cavitation chamber；56, resonance explosion chamber；57, nozzle；58, magnetized element；59, sound head；60, liquid whistle resonant cavity；61, second
Sieve pore；62, the second sieve plate；63, accelerate discharge orifice；64, the first sieve pore.
Specific embodiment
The utility model is described in detail in the following with reference to the drawings and specific embodiments.
As shown in Figure 1, being the complete machine operation principle schematic diagram of the utility model.A kind of ultrasonic emulsification machine, including ultrasound
Wave host 1, ultrasonic emulsification handle 2 and negative pressure flow control system 8, as shown in Fig. 2, the negative pressure flow control system 8 includes
Eyeball water filling device and eyeball drainage arrangement are cooperated by the eyeball water filling device and eyeball drainage arrangement, are realized to intraocular pressure
Control；The eyeball water filling device includes balance salt water installations 12, solenoid prime valves 13 and B/P EGR Back Pressure Transducer EGR 21；The balance
Salt water installations 12 are connected to solenoid prime valves 13 by the way that pipeline 22 is perfused；The setting of B/P EGR Back Pressure Transducer EGR 21 is in perfusion pipeline 22
On, for monitoring intraocular pressure；The drainage arrangement includes the suction peristaltic pump 14 being arranged on drainage pipeline 23, a relief pipeline
24 is in parallel with drainage pipeline 23, is provided with relief valve 9 on the relief pipeline 24；The B/P EGR Back Pressure Transducer EGR 21 and ultrasonic wave host
The connection of 1 electric signal, ultrasonic wave host 1 acquires the pressure signal of B/P EGR Back Pressure Transducer EGR 21, and controls relief valve 9 according to the pressure signal
And suction is opened and closed with peristaltic pump 14；As shown in figure 3,2 internal placed transducer 3 of ultrasonic emulsification handle and an amplitude transformer 4, luffing
4 front end of bar connects phacoemulsification needle 5, and a note suction pipe road 10 passes through out of ultrasonic emulsification handle 2 and connects with phacoemulsification needle 5
It is logical；The ultrasonic wave host 1 is connect with 2 electric signal of ultrasonic emulsification handle；And it is controlled according to the pressure signal of B/P EGR Back Pressure Transducer EGR 21
The start and stop of energy converter 3.
As shown in figure 4, being cavity inside the phacoemulsification needle 5, cavity two-port is screwed with the first sieve plate 51 and the
Two sieve plates 62 open up the first sieve pore 64 and the second sieve pore 61 on two sieve plates, in the second sieve plate 62 close to the first sieve plate 51 1 respectively
Soundization head 59 is arranged in middle side part, and the liquid whistle resonant cavity 60 of open at one end is offered in sound head 59, in the first sieve plate 51 and the
Fair current body inflow direction is provided with explosion generation part 53 and magnetized element 58 in cavity between two sieve plates 62, and magnetized element 58 and explosion are sent out
Raw 53 end magnetic of part absorption connection, the explosion occurs to offer acceleration channels 52 in part 53, at 52 port of acceleration channels
It is provided with accelerator card 54, accelerator card 54, which offers, accelerates discharge orifice 63, and the acceleration discharge orifice 63 is connected to a resonance cavitation chamber 55, humorous
The cavitation chamber 55 that shakes is connected to a resonance explosion chamber 56, and the resonance explosion chamber 56 is connected to a nozzle 57, the opening of the nozzle 57
It is oppositely arranged with the opening of liquid whistle resonant cavity 60.
Preferably, the magnetized element 58 is ndfeb magnet, for open cavity cylindrical body, is conducive to sound wave repeatedly
Reflection.
Preferably, the acceleration discharge orifice 63 on the accelerator card 54 is symmetric with 54 central point of accelerator card.
Preferably, the acceleration discharge orifice 63 is bellmouth.
Preferably, resonance explosion chamber 56 is conical cavity.
Preferably, for the ease of doctor's gripping, the 2 exterior silica gel sleeve pipe 7 of ultrasonic emulsification handle is avoided in surgical procedure
Ultrasonic emulsification handle 2 slips.
Working principle of the utility model is:
In the technical solution of the utility model, balance salt water installations 12 are connected to solenoid prime valves 13, solenoid prime valves 13
Control enters in eyeball 6 flow for balancing salt water, prevents the pressure in aspiration procedure because of eye inner tissue from changing and causes eyeball 6
Deformation；Eyeball 6, which is aspirated, simultaneously passes through drainpipe for extra balance salt water and tissue broken, after emulsification with peristaltic pump 14
The pumping surfaces in road 23 send into waste liquid box 15 and are discharged, to maintain normal intraocular pressure in operation.
The balance salt water of perfusion can be discharged by drainage pipeline 23, and the fragment of tissue of emulsification can also be discharged with salt water,
The unblocked plug of entire pipe-line system, irrigation flow maintain stable level, and negative pressure can maintain reduced levels, surgical procedure
Groundwater increment and aspiration balance in middle anterior chamber, and anterior chamber stablizes；Once negative pressure increases extremely, illustrate the fragment of tissue emulsified in operation
Bigger blocking is formed in the duct, if fragment volume is larger, line clogging will be very strong, system enhancement suction, draining
Biggish negative pressure can be maintained in pipeline 23, will block the fragment of tissue extraction pipeline of pipeline, when fragment is extracted the moment of pipeline,
Drainage pipeline 23 restores unobstructed, in pipeline negative pressure value can have quickly it is biggish fall, at this time B/P EGR Back Pressure Transducer EGR 21 open and draining
The relief valve 9 that pipeline 23 is connected to, drainage pipeline 23 are communicated with atmosphere, and drainage pipeline 23 moment negative pressure zero avoids eyeball 6 from being taken out
It blots flat.After negative pressure zero, relief valve 9 is immediately closed off, and negative pressure flow control system 8 is restored to work normally again, so that it is guaranteed that
Operation safety, especially for not also being very for skilled practitioner, which is more of great importance.
During surgery, after power interface 20 being powered on, the power source of ultrasound signal in ultrasonic emulsification handle 2 generates super
Acoustic signals drive energy converter 3, the mechanical energy of the small amplitude of high speed are converted electrical energy into, after transmission lever is transmitted, then by luffing
The phacoemulsification needle 5 that ultrasonic energy is connect through needle hub 16 is exported after the amplification coupling of bar 4, thus to 6 words spoken by an actor from offstage of eyeball
Cataract or glaucoma stone tissue is emulsified.
Ultrasonic emulsification handle 2 is in use, flat by the Single port injection of note suction pipe road 10 to the cavity of phacoemulsification needle 5
Weigh salt water, and explosion is entered after the sub-sieve of the first sieve plate 51 and is occurred in the acceleration channels 52 of part 53, in adding by accelerator card 54
Speed, so that flow velocity increase enters resonance cavitation chamber 55.Due to the pressure of the raising of pressure and turbulent flow generation in resonance cavitation chamber 55
Force-disturbance makes to have separated bubble progress first time cavitation.Subsequent speedup enters resonance explosion chamber 56 and carries out second of cavitation, most
Afterwards by 57 high speed ejection of nozzle, in penetrating sound head 59, liquid whistle resonant cavity 60 at this time is made in the superposition and diffusion of jet pressures
With the lower frequency that can improve ultrasonic wave.Ultrasonic wave roundtrip and superposition in magnetized element 58, not only increase ultrasonic frequency, also
Ultrasonic intensity can be improved, and third time cavitation is carried out to the bubble in balance salt water.Balance salt water in magnetized element 58 by
The double action of sound, magnetic, cavitation, charged ion generate deflection while carrying out, and increase balance salt water emulsifying capacity.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is applied directly or indirectly in
Other related technical areas are also included in the patent protection scope of the utility model.
Claims (7)
1. a kind of ultrasonic emulsification machine, it is characterised in that: including ultrasonic wave host (1), ultrasonic emulsification handle (2) and negative pressure flow
Control system (8)；The negative pressure flow control system (8) includes eyeball water filling device and eyeball drainage arrangement, passes through the eye
Ball water filling device and the cooperation of eyeball drainage arrangement, realize the control to intraocular pressure；The eyeball water filling device includes balance salt water dress
Set (12), solenoid prime valves (13) and B/P EGR Back Pressure Transducer EGR (21)；The balance salt water installations (12) and solenoid prime valves (13) are logical
Cross perfusion pipeline (22) connection；B/P EGR Back Pressure Transducer EGR (21) setting is in perfusion pipeline (22), for monitoring intraocular pressure；The row
Water installations include that suction on drainage pipeline (23) is arranged with peristaltic pump (14), a relief pipeline (24) and drainage pipeline (23)
Parallel connection is provided with relief valve (9) on the relief pipeline (24)；The B/P EGR Back Pressure Transducer EGR (21) and ultrasonic wave host (1) telecommunications
Number connection, ultrasonic wave host (1) acquire B/P EGR Back Pressure Transducer EGR (21) pressure signal, and according to the pressure signal control relief valve
(9) and suction is opened and closed with peristaltic pump (14)；Ultrasonic emulsification handle (2) internal placed transducer (3) and an amplitude transformer (4) become
Width bar (4) front end connects phacoemulsification needle (5), a note suction pipe road (10) pass through out of ultrasonic emulsification handle (2) and with ultrasound
Emulsifying needle (5) connection；The ultrasonic wave host (1) connect with ultrasonic emulsification handle (2) electric signal, and according to B/P EGR Back Pressure Transducer EGR
(21) pressure signal controls the start and stop of the energy converter (3).
2. a kind of ultrasonic emulsification machine as described in claim 1, it is characterised in that: be inside the phacoemulsification needle (5)
Cavity, cavity two-port are screwed with the first sieve plate (51) and the second sieve plate (62), open up the first sieve pore (64) on two sieve plates respectively
With the second sieve pore (61), (51) one middle side part of the first sieve plate is provided with sound head (59), sound head in the second sieve plate (62)
(59) the liquid whistle resonant cavity (60) of open at one end is offered in, it is suitable in the cavity between the first sieve plate (51) and the second sieve plate (62)
Fluid inflow direction is provided with explosion and part (53) and magnetized element (58) occurs, and part (53) end magnetic occurs for magnetized element (58) and explosion
Property absorption connection, the explosion occurs to offer acceleration channels (52) in part (53), be provided at acceleration channels (52) port
Accelerator card (54), accelerator card (54), which offers, accelerates discharge orifice (63), and the acceleration discharge orifice (63) and a resonance cavitation chamber (55) are even
Logical, resonance cavitation chamber (55) is connected to a resonance explosion chamber (56), and the resonance explosion chamber (56) is connected to a nozzle (57), described
The opening of nozzle (57) and the opening of liquid whistle resonant cavity (60) are oppositely arranged.
3. a kind of ultrasonic emulsification machine as claimed in claim 2, it is characterised in that: the magnetized element (58) is open cavity
Cylindrical body.
4. a kind of ultrasonic emulsification machine as claimed in claim 3, it is characterised in that: the acceleration discharge orifice on the accelerator card (54)
(63) it is symmetric with accelerator card (54) central point.
5. a kind of ultrasonic emulsification machine as claimed in claim 4, it is characterised in that: the acceleration discharge orifice (63) is bellmouth.
6. a kind of ultrasonic emulsification machine as claimed in claim 5, it is characterised in that: resonance explosion chamber (56) is conical cavity.
7. a kind of ultrasonic emulsification machine as claimed in claim 6, it is characterised in that: ultrasonic emulsification handle (2) the exterior silicon
Gum cover pipe (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721107875.7U CN208464423U (en) | 2017-08-31 | 2017-08-31 | A kind of ultrasonic emulsification machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721107875.7U CN208464423U (en) | 2017-08-31 | 2017-08-31 | A kind of ultrasonic emulsification machine |
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| Publication Number | Publication Date |
|---|---|
| CN208464423U true CN208464423U (en) | 2019-02-05 |
Family
ID=65203511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721107875.7U Expired - Fee Related CN208464423U (en) | 2017-08-31 | 2017-08-31 | A kind of ultrasonic emulsification machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208464423U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110338970A (en) * | 2019-07-23 | 2019-10-18 | 以诺康医疗科技（苏州）有限公司 | The ultrasonic emulsification handle and surge control system, method of belt sensor |
| WO2022228044A1 (en) * | 2021-04-30 | 2022-11-03 | 微创视神医疗科技(上海)有限公司 | Ultrasonic emulsifier |
-
2017
- 2017-08-31 CN CN201721107875.7U patent/CN208464423U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110338970A (en) * | 2019-07-23 | 2019-10-18 | 以诺康医疗科技（苏州）有限公司 | The ultrasonic emulsification handle and surge control system, method of belt sensor |
| WO2021012720A1 (en) * | 2019-07-23 | 2021-01-28 | 以诺康医疗科技（苏州）有限公司 | Phacoemulsification handle with sensor and surge control system and method |
| CN110338970B (en) * | 2019-07-23 | 2024-02-02 | 以诺康医疗科技（苏州）有限公司 | Ultrasonic emulsification handle with sensor and surge control system and method |
| WO2022228044A1 (en) * | 2021-04-30 | 2022-11-03 | 微创视神医疗科技(上海)有限公司 | Ultrasonic emulsifier |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190205 |