CN110236785A - A kind of negative pressure sucktion type intraocular lens instigation device - Google Patents
A kind of negative pressure sucktion type intraocular lens instigation device Download PDFInfo
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- CN110236785A CN110236785A CN201910638139.1A CN201910638139A CN110236785A CN 110236785 A CN110236785 A CN 110236785A CN 201910638139 A CN201910638139 A CN 201910638139A CN 110236785 A CN110236785 A CN 110236785A
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- negative pressure
- connection
- hand holding
- holding handle
- steel cylinder
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F9/00—Methods or devices for treatment of the eyes; Devices for putting-in contact lenses; Devices to correct squinting; Apparatus to guide the blind; Protective devices for the eyes, carried on the body or in the hand
- A61F9/007—Methods or devices for eye surgery
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F9/00—Methods or devices for treatment of the eyes; Devices for putting-in contact lenses; Devices to correct squinting; Apparatus to guide the blind; Protective devices for the eyes, carried on the body or in the hand
- A61F9/007—Methods or devices for eye surgery
- A61F9/008—Methods or devices for eye surgery using laser
- A61F2009/00861—Methods or devices for eye surgery using laser adapted for treatment at a particular location
- A61F2009/0087—Lens
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F9/00—Methods or devices for treatment of the eyes; Devices for putting-in contact lenses; Devices to correct squinting; Apparatus to guide the blind; Protective devices for the eyes, carried on the body or in the hand
- A61F9/007—Methods or devices for eye surgery
- A61F9/008—Methods or devices for eye surgery using laser
- A61F2009/00885—Methods or devices for eye surgery using laser for treating a particular disease
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F9/00—Methods or devices for treatment of the eyes; Devices for putting-in contact lenses; Devices to correct squinting; Apparatus to guide the blind; Protective devices for the eyes, carried on the body or in the hand
- A61F9/007—Methods or devices for eye surgery
- A61F9/008—Methods or devices for eye surgery using laser
- A61F2009/00885—Methods or devices for eye surgery using laser for treating a particular disease
- A61F2009/00887—Cataract
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- Health & Medical Sciences (AREA)
- Ophthalmology & Optometry (AREA)
- Heart & Thoracic Surgery (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Prostheses (AREA)
Abstract
The invention discloses a kind of negative pressure sucktion type intraocular lens to instigate device, including disposable negative pressure suction head, self-locking vacuum suction component, hand holding handle；Self-locking vacuum suction component is arranged on hand holding handle, and disposable negative pressure suction head is detachably arranged in one end of hand holding handle；Self-locking vacuum suction component includes attracting button, negative pressure source, and attraction button is locking press button, and disposable negative pressure suction head is connected to negative pressure source, and button is attracted to generate or close negative pressure for controlling negative pressure source；Negative pressure source is removably attachable to the other end of relatively disposable negative pressure suction head on hand holding handle, and button is attracted to be arranged on the side of hand holding handle, presses for manpower.The present invention can get rid of pawn-to-draw type instigation, and then eyeball structure is avoided to cause to damage, and then improve the safety for the treatment of.
Description
Technical field
The present invention relates to medical aid technical field, specially a kind of negative pressure sucktion type intraocular lens instigate device.
Background technique
According to statistics, China has more than 10,000,000 blind persons, accounts for global 1/5, and wherein the highest blinding disease of accounting is exactly
Cataract, another blinding disease that ratio is constantly promoted in recent years is exactly high myopia.For with corneal astigmatism this
Two class patients require intraocular refraction surgery (including super newborn refractive surgery and Phakic intraocular lens implantation), and cornea
Astigmatism is the principal element for influencing its Postoperative visual acuity and restoring.After correctly preoperative amount of astigmatism measuring and calculating and to be implanted into Toric manually brilliant
Under the premise of, the holding of correct axle position is most important to postoperative patient visual quality.However, due to violent Body Position Change of patient etc.
Reason, especially for the longer patient of axis oculi, early stage is relatively conventional after surgery for Toric artificial lens axial-rotation.
Currently, the equipment of adjustment Toric intraocular lens more lacks, common Toric intraocular lens instigate device and are
One has the rod-shaped design of elbow.Because its elbow tip is more sharp, therefore directly, contact optical region will lead to aberration increase
It needs to instigate device when waiting adverse effects, therefore adjusting axial in art and gos deep into iris lower section and intraocular lens' button loop portion, at this time only
Can rule of thumb and artificial lens center portion is estimated, and can not straightforward manipulation.Therefore such as to patient eyeball structure itself
Iris, trabecular network etc. easily cause iatrogenic injury.And it is more laborious that pawn-to-draw type instigates device.
For this purpose, rapid operation is convenient and damages possible small artificial crystalline substance to patient the present invention is intended to provide one kind can look at straight
Shape body instigates device.
Summary of the invention
In view of the deficiencies of the prior art, the present invention intends to provide a kind of negative pressure sucktion type intraocular lens to choose
Device is dialled, gets rid of pawn-to-draw type instigation, and then eyeball structure is avoided to cause to damage, and then improve the safety for the treatment of.
To achieve the above object, the present invention provides the following technical scheme that a kind of negative pressure sucktion type intraocular lens instigate
Device, including disposable negative pressure suction head, self-locking vacuum suction component, hand holding handle；The self-locking vacuum suction component setting
On hand holding handle, the disposable negative pressure suction head is detachably arranged in one end of hand holding handle；The self-locking vacuum suction
Component includes attracting button, negative pressure source, and the attraction button is locking press button, and the disposable negative pressure suction head and negative pressure source connect
Logical, the attraction button generates or closes negative pressure for controlling negative pressure source；The negative pressure source is removably attachable on hand holding handle
The other end of relatively disposable negative pressure suction head, the attraction button are arranged on the side of hand holding handle, press for manpower.
As a further improvement of the present invention, the negative pressure source includes negative pressure steel cylinder and connection component, the negative pressure steel cylinder
It is tightly connected by connection component and hand holding handle, the connection component includes two connection rings, and the hand holding handle is negative for installing
One end of compressed steel bottle is provided with the connection sheet of multiple arcs, and the truncation surface of multiple connection sheets constitutes annular, multiple companies
Contact pin expands outwardly composition taper, and the lateral surface of the connection sheet offers screw thread, offers on the inner face of two connection rings
The one end connected on screw thread compatible with the screw thread in connection sheet, the negative pressure steel cylinder and hand holding handle is provided with sealing ring；When
When negative pressure steel cylinder is inserted into the annular that multiple connection sheets are constituted with respect to one end of hand holding handle, while two connection rings of turn tighten
Connection sheet, when two connection rings are rotated in place, the connection ring far from negative pressure steel cylinder is reversely rotated, until being rotated in place.
As a further improvement of the present invention, it is provided with double wedge on the side of one of them connection ring, another company
It is fluted with respect to the setting of the side of double wedge to connect ring, when negative pressure steel cylinder is inserted into what multiple connection sheets were constituted with respect to one end of hand holding handle
When in annular, turn has the connection ring of double wedge, drives another connection ring to rotate in double wedge insertion groove, when two connection rings
When being rotated in place, the connection ring far from negative pressure steel cylinder is reversely rotated, and double wedge is deviate from from groove.
As a further improvement of the present invention, the disposable negative pressure suction head includes attracting disk, connecting tube；The attraction
Suction hole is offered on disk, one end of the connecting tube and suction hole are tightly connected, and the other end is detachably connected with hand holding handle, institute
It states and is provided with negative pressure channel in hand holding handle, the negative pressure steel cylinder and connecting tube are interconnected by negative pressure channel；The attraction is pressed
The opening and closing of button control negative pressure channel.
As a further improvement of the present invention, air damper, the air damper are additionally provided in the connecting tube
Including connection pedestal, adjusting knob, adjustment sheet and fixed strip, venthole is offered on the connection pedestal, the venthole
One end is connected to connecting tube, and the other end is in communication with the outside；The adjustment sheet is fixedly connected on fixed strip, the fixed strip and tune
Knob linkage is saved, when adjusting knob turn, fixed strip is mobile, and adjustment sheet is driven to open and close venthole.
As a further improvement of the present invention, one end that the negative pressure steel cylinder is used to connect with hand holding handle is provided with sealing
Lid, the sealing cover includes mounting ring and diaphragm seal, and the inner face of mounting ring is arranged in the diaphragm seal, constitutes and closes with mounting ring
Lid, the bottleneck of the outer ring surface and negative pressure steel cylinder of the mounting ring is connected through a screw thread；Puncture is provided on the hand holding handle
Bar is provided with communicating pipe on the length direction of the puncturing lever, is connected to negative pressure channel the communicating pipe, the puncturing lever is located at
The annular that multiple connection sheets are constituted it is interior, when negative pressure steel cylinder and hand holding handle are attached by connection ring, puncturing lever punctures close
Mounting enters in negative pressure steel cylinder, and negative pressure steel cylinder is connected to negative pressure channel.
As a further improvement of the present invention, the attraction button includes a self-lock switch, pressing plate and sealing-plug, described
Pressing plate is hinged on hand holding handle, and the self-lock switch is fixed on hand holding handle, the pars contractilis and pressing plate of the self-lock switch
It is fixedly connected, active tunnel is offered on the hand holding handle, the active tunnel is connected to negative pressure channel, the sealing-plug activity
It is connected in active tunnel, the pressing plate also links with sealing-plug, and when pressing plate pushes, self-lock switch is self-locking, sealing-plug
Negative pressure channel is blocked in into negative pressure channel.
Beneficial effects of the present invention are instigateeed for device compared to existing intraocular lens, and this programme uses negative pressure sucktion type,
With higher safety, and optical region will not be damaged, avoid the adverse effects such as aberration increase.The disposable negative pressure being arranged
Sucking head can quick-replaceable, and increase safety, avoid that infection is used for multiple times.The attraction button of setting is pressed using self-locking
Button, it is possible to reduce the burden of finger movement when user instigates intraocular lens, it is only necessary to which pressing can be self-locking, reaches and continues
Attract artificial lenticular effect.Attract button to be arranged on the side of hand holding handle, doctor is facilitated to grasp over the course for the treatment of
Make.
Detailed description of the invention
Fig. 1 is hand holding handle and negative pressure steel cylinder disassembled form structural schematic diagram of the invention；
Fig. 2 is using state structure diagram of the invention；
Fig. 3 is hand holding handle side structure schematic view of the invention；
Fig. 4 is negative pressure steel cylinder side structure schematic view of the invention；
Fig. 5 is attraction press-button structure schematic diagram of the invention；
Fig. 6 is air damper structural schematic diagram of the invention；
Fig. 7 is air damper part-structure enlarged diagram of the invention.
Drawing reference numeral: 1, disposable negative pressure suction head；11, attract disk；12, connecting tube；2, self-locking vacuum suction component；
21, attract button；211, self-lock switch；212, pressing plate；213, sealing-plug；22, negative pressure source；221, negative pressure steel cylinder；222, even
Connect ring；2221, double wedge；2222, groove；3, hand holding handle；31, connection sheet；32, puncturing lever；33, communicating pipe；34, negative pressure channel；
35, active tunnel；4, air damper；41, pedestal is connected；42, adjusting knob；43, adjustment sheet；44, fixed strip；45, it ventilates
Hole；5, sealing cover；51, mounting ring；52, diaphragm seal.
Specific embodiment
The present invention is described in further detail below in conjunction with embodiment given by attached drawing.
Referring to Fig.1 shown in -7, a kind of negative pressure sucktion type intraocular lens of the present embodiment instigate device, including disposable negative pressure
Sucking head 1, self-locking vacuum suction component 2, hand holding handle 3；Self-locking vacuum suction component 2 is arranged on hand holding handle 3, disposably
Negative pressure suction head 1 is detachably arranged in one end of hand holding handle 3；Self-locking vacuum suction component 2 includes attracting button 21, negative pressure
Source 22, attraction button 21 are locking press button, and disposable negative pressure suction head 1 is connected to negative pressure source 22, attract button 21 for controlling
Negative pressure source 22 generates or closes negative pressure；Negative pressure source 22 is removably attachable to relatively disposable negative pressure suction head 1 on hand holding handle 3
The other end attracts button 21 to be arranged on the side of hand holding handle 3, presses for manpower.
It, can be by by disposable negative pressure suction head when intraocular lens of the doctor to patient carry out instigateeing adjustment position
1 is deep into eyeball, and is directed at disposable negative pressure suction head 1.After doctor is ready, attraction button can be pressed
21, the attraction button 21 carries out self-locking and controls the generation negative pressure of negative pressure source 22, one be connected at this time with negative pressure source 22 after pressing
Negative pressure is generated on secondary property negative pressure suction head 1, attracts intraocular lens, is instigateeed for device compared to existing intraocular lens, we
Case uses negative pressure sucktion type, has higher safety, and will not damage optical region, avoids the bad shadows such as aberration increase
It rings.The disposable negative pressure suction head 1 being arranged can quick-replaceable, and increase safety, avoid that infection, replacement side is used for multiple times
Formula can be attached using existing cone connection shown in Fig. 1, what which can be connected through a screw thread
Mode is connected on hand holding handle, and those skilled in the art can learn the existing connection type by the structure in Fig. 1.Setting
Attraction button 21 use locking press button, it is possible to reduce user instigate intraocular lens when finger movement burden, it is only necessary to press
Pressing can be self-locking, reaches lasting and attracts artificial lenticular effect.Button 21 is attracted to be arranged on the side of hand holding handle 3,
Doctor is facilitated to operate over the course for the treatment of.
As an improved specific embodiment, negative pressure source 22 includes negative pressure steel cylinder 221 and connection component, negative pressure steel cylinder
221 are tightly connected by connection component and hand holding handle 3, and connection component includes two connection rings 222, and hand holding handle 3 is negative for installing
One end of compressed steel bottle 221 is provided with the connection sheet 31 of multiple arcs, and the truncation surface of multiple connection sheets 31 constitutes annular, multiple connections
Piece 31 expands outwardly composition taper, and the lateral surface of connection sheet 31 offers screw thread, offers on the inner face of two connection rings 222
The one end connected on screw thread compatible with the screw thread in connection sheet 31, negative pressure steel cylinder 221 and hand holding handle 3 is provided with sealing ring；
When negative pressure steel cylinder 221 is inserted into the annular that multiple connection sheets 31 are constituted with respect to one end of hand holding handle 3, while two companies of turn
It connects ring 222 and tightens connection sheet 31, when two connection rings 222 are rotated in place, the connection ring 222 far from negative pressure steel cylinder 221 is reversed
Rotation, until being rotated in place.
Through the above technical solutions, when needing replacing or installing negative pressure steel cylinder 221, first by two connection rings 222
It is spun on the cylinder that multiple connection sheets 31 are constituted, sealing film (rubber can be set on the inner face for the cylinder that multiple connection sheets 31 are constituted
Glue film), it may then pass through connection ring 222 and negative pressure steel cylinder 221 be sealedly connected on hand holding handle 3, specific steps are as follows,
One end of connection sheet 31 will be provided on the bottleneck alignment hand holding handle 3 of negative pressure steel cylinder 221 first, by the bottleneck of negative pressure steel cylinder 221
It is inserted among the annulus that multiple connection sheets 31 surround, at this time rotates two connection rings 222, just along screw shackle 222
Can be mobile towards the position of negative pressure steel cylinder 221, at this time when connection ring 222 is mobile, connection sheet 31 is slowly fitted in negative pressure steel
On the bottleneck of bottle 221, when connection ring 222 is rotated in place, connection sheet 31 is fitted tightly on negative pressure steel cylinder 221, then reversely
Rotation is pivoted away from negative pressure steel cylinder 221 wherein far from the connection ring 222 of negative pressure steel cylinder 221, until it is rotated in place, this
When two connection rings 222 bottle mouth position that can tackle respectively negative pressure steel cylinder 221 both ends be fixed so that connection sheet 31 and negative
The bottleneck of compressed steel bottle 221 is bonded even closer, and sealing effect is more preferable.
As an improved specific embodiment, double wedge 2221 is provided on the side of one of connection ring 222, it is another
The side setting fluted 2222 of the opposite double wedge 2221 of a connection ring 222, when negative pressure steel cylinder 221 is inserted with respect to one end of hand holding handle 3
When entering in the annular constituted to multiple connection sheets 31, turn has the connection ring 222 of double wedge 2221, and double wedge 2221 is embedded in groove
Another connection ring 222 is driven to rotate in 2222, when two connection rings 222 are rotated in place, the connection far from negative pressure steel cylinder 221
Ring 222 reversely rotates, and double wedge 2221 is deviate from from groove 2222.
Through the above technical solutions, needing to rotate two connection rings 222, at this time when installing negative pressure steel cylinder 221
It only needs to rotate the connection ring 222 with double wedge 2221 and can rotate two connection rings 222 simultaneously, facilitate installation.It additionally needs
When will be far from the reverse rotation of connection ring 222 of negative pressure steel cylinder 221, double wedge 2221 can be deviate from from groove 2222 again, at this time may be used
Individually to rotate the connection ring 222.
As an improved specific embodiment, disposable negative pressure suction head 1 includes attracting disk 11, connecting tube 12；Attract
Suction hole is offered on disk 11, one end of connecting tube 12 and suction hole are tightly connected, and the other end is detachably connected with hand holding handle 3,
Negative pressure channel 34, negative pressure steel cylinder 221 and connecting tube 12 is provided in hand holding handle 3 to be interconnected by negative pressure channel 34；Attraction is pressed
The opening and closing of the control negative pressure channel 34 of button 21.
Through the above technical solutions, attracting disk 11 that can get rid of existing instigation device by the way of rod-shaped design, avoid
Intraocular lens are caused to damage, connecting tube 12 uses plastic catheter, can allow attraction by connecting tube 12 and negative pressure channel 34
Hole generates vacuum suction intraocular lens.
As an improved specific embodiment, air damper 4 is additionally provided in connecting tube 12, air damper 4 wraps
Connection pedestal 41, adjusting knob 42, adjustment sheet 43 and fixed strip 44 are included, connects and offers venthole 45, venthole on pedestal 41
45 one end is connected to connecting tube 12, and the other end is in communication with the outside；Adjustment sheet 43 is fixedly connected on fixed strip 44, fixed strip 44
It links with adjusting knob 42, when 42 turn of adjusting knob, fixed strip 44 is mobile, and adjustment sheet 43 is driven to open and close venthole 45.
Wherein adjusting knob 42 is mounted on connection pedestal 41, uses in the linkage of adjusting knob 42 and fixed strip 44 existing
The mode of screw rod and rack gear cooperation, the screw thread on screw rod are engaged with rack, and can be moved up and down with carry-over bar by the rotation of screw rod
It is dynamic, change the sensitivity of adjusting by changing the screw pitch of screw thread.
Through the above technical solutions, suction strength needed for attracting disk 11 under different use environments is different, pass through at this time
Air damper 4 is adjustable to attract the sucting strength generated on disk 11, and when needing to adjust, doctor can be adjusted by turn
Knob 42 drives fixed strip 44 to be moved, at this time as the movement of fixed strip 44 can drive adjusting using adjusting knob 42
Piece 43 is mobile, and adjustment sheet 43 can adjust the size of venthole 45 at this time, and then change the intensity for attracting and attracting on disk 11, with
Adapt to more use environments.
As an improved specific embodiment, one end that negative pressure steel cylinder 221 is used to connect with hand holding handle 3 is provided with sealing
Lid 5, sealing cover 5 include mounting ring 51 and diaphragm seal 52, and the inner face of mounting ring 51 is arranged in diaphragm seal 52, are constituted with mounting ring 51
The bottleneck of closed lid, the outer ring surface and negative pressure steel cylinder 221 of mounting ring 51 is connected through a screw thread；It is provided with and wears on hand holding handle 3
Thorn stick 32 is provided with communicating pipe 33 on the length direction of puncturing lever 32, is connected to negative pressure channel 34 communicating pipe 33, puncturing lever 32
In in the annular that multiple connection sheets 31 are constituted, when negative pressure steel cylinder 221 is attached with hand holding handle 3 by connection ring 222, wear
32 puncture seal piece 52 of thorn stick enters in negative pressure steel cylinder 221, and negative pressure steel cylinder 221 is connected to negative pressure channel 34.
Through the above technical solutions, in order to make negative pressure steel cylinder 221 more convenient when installing with hand holding handle 3, at this time negative
The bottle mouth position setting sealing cover 5 of compressed steel bottle 221 can allow negative pressure steel cylinder 221 is interior to keep negative pressure state, avoid during the installation process
Outside air rapidly enters in negative pressure steel cylinder 221, and when being installed, mounting ring 51 can be threadedly attached in negative pressure steel cylinder
Inside 221, it is easily installed；The puncturing lever 32 of cooperation can when negative pressure steel cylinder 221 is attached puncture seal piece 52, convenient for peace
Dress, which can be made of rubber material, by communicating pipe 33 can by negative pressure steel cylinder 221 and negative pressure channel 34 into
Row connection, allows and disk 11 is attracted normally to generate sucking action.
As an improved specific embodiment, attracting button 21 includes a self-lock switch 211, pressing plate 212 and sealing
Plug 213, pressing plate 212 is hinged on hand holding handle 3, and self-lock switch 211 is fixed on hand holding handle 3, the pars contractilis of self-lock switch 211
It is fixedly connected with pressing plate 212, active tunnel 35 is offered on hand holding handle 3, active tunnel 35 is connected to negative pressure channel 34, sealing
Plug 213 is movably connected in active tunnel 35, and pressing plate 212 also links with sealing-plug 213, self-locking when pressing plate 212 pushes
Switch 211 is self-locking, and sealing-plug 213, which enters, blocks negative pressure channel 34 in negative pressure channel 34.
The linked manner that pressing plate 212 also links with sealing-plug 213 can enter shown in attached drawing 5.
Wherein self-lock switch 211 can use existing common self-lock switch 211, which is fixed on hand-held
On handle 3, flexible button portion and pressing plate 212 are fixed, and with the pressing repeatedly of pressing plate 212, pressing plate 212 can be with certainly
Locking and unlocking switch lock-switch 211 repeatedly, and when self-lock switch 211 is self-locking, sealing-plug 213 is in active tunnel 35 to negative pressure
34 activity of channel blocks negative pressure steel cylinder 221 at this time and attracts the access between disk 11 to block negative pressure channel 34.It presses again certainly
After lock-switch 211, self-lock switch 211 is unlocked, and internal included spring will pop up button portion, multiple with pressing plate 212 at this time
Position, while sealing-plug 213 is deviate from from negative pressure channel 34, is connected to negative pressure channel 34, attracts disk 11 to attract intraocular lens at this time,
Doctor can stir intraocular lens by manipulating hand holding handle 3.
The above is only a preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for the art
Those of ordinary skill for, several improvements and modifications without departing from the principles of the present invention, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (7)
1. a kind of negative pressure sucktion type intraocular lens instigate device, which is characterized in that including disposable negative pressure suction head (1), self-locking
Formula vacuum suction component (2), hand holding handle (3)；The self-locking vacuum suction component (2) is arranged on hand holding handle (3), and described one
Secondary property negative pressure suction head (1) is detachably arranged in one end of hand holding handle (3)；The self-locking vacuum suction component (2) includes
Attract button (21), negative pressure source (22), the attractions button (21) be locking press button, the disposable negative pressure suction head (1) and
Negative pressure source (22) connection, the attraction button (21) generate or close negative pressure for controlling negative pressure source (22)；The negative pressure source
(22) other end of relatively disposable negative pressure suction head (1) on hand holding handle (3), the attraction button (21) are removably attachable to
It is arranged on the side of hand holding handle (3), is pressed for manpower.
2. negative pressure sucktion type intraocular lens according to claim 1 instigate device, which is characterized in that the negative pressure source (22)
Including negative pressure steel cylinder (221) and connection component, the negative pressure steel cylinder (221) is tightly connected by connection component and hand holding handle (3),
The connection component includes two connection rings (222), and the hand holding handle (3) is used to install one end setting of negative pressure steel cylinder (221)
There is the connection sheet (31) of multiple arcs, the truncation surface of multiple connection sheets (31) constitutes annular, multiple connection sheets (31)
Composition taper is expanded outwardly, the lateral surface of the connection sheet (31) offers screw thread, opens on the inner face of two connection rings (222)
Equipped with screw thread compatible with the screw thread on connection sheet (31), one end for being connected on the negative pressure steel cylinder (221) and hand holding handle (3)
It is provided with sealing ring；When negative pressure steel cylinder (221) are inserted into the annular that multiple connection sheets (31) are constituted with respect to the one end of hand holding handle (3)
When middle, while two connection rings (222) of turn tighten connection sheet (31), when two connection rings (222) are rotated in place, far from negative
The connection ring (222) of compressed steel bottle (221) reversely rotates, until being rotated in place.
3. negative pressure sucktion type intraocular lens according to claim 2 instigate device, which is characterized in that one of them described company
It connects and is provided with double wedge (2221) on the side of ring (222), another connection ring (222) is provided with respect to the side of double wedge (2221)
Groove (2222), when negative pressure steel cylinder (221) are inserted into the annular of multiple connection sheets (31) composition with respect to the one end of hand holding handle (3)
When, turn has the connection ring (222) of double wedge (2221), and double wedge (2221), which is embedded in groove (2222), drives another connection ring
(222) it rotates, when two connection rings (222) are rotated in place, the connection ring (222) far from negative pressure steel cylinder (221) is reversely rotated,
Double wedge (2221) abjection from groove (2222).
4. negative pressure sucktion type intraocular lens according to claim 2 or 3 instigate device, which is characterized in that described disposable
Negative pressure suction head (1) includes attracting disk (11), connecting tube (12)；Suction hole, the connection are offered on the attraction disk (11)
The one end and suction hole for managing (12) are tightly connected, and the other end is detachably connected with hand holding handle (3), setting in the hand holding handle (3)
Have negative pressure channel (34), the negative pressure steel cylinder (221) and connecting tube (12) are interconnected by negative pressure channel (34)；The attraction
Button (21) controls the opening and closing of negative pressure channel (34).
5. negative pressure sucktion type intraocular lens according to claim 4 instigate device, which is characterized in that the connecting tube (12)
On be additionally provided with air damper (4), the air damper (4) include connection pedestal (41), adjusting knob (42), adjustment sheet
(43) and fixed strip (44) it, is offered venthole (45) on the connection pedestal (41), one end of the venthole (45) and company
(12) connection is taken over, the other end is in communication with the outside；The adjustment sheet (43) is fixedly connected on fixed strip (44), the fixed strip
(44) it links with adjusting knob (42), when adjusting knob (42) turn, fixed strip (44) is mobile, drives adjustment sheet (43) opening and closing
Venthole (45).
6. negative pressure sucktion type intraocular lens according to claim 2 instigate device, which is characterized in that the negative pressure steel cylinder
(221) it is provided with sealing cover (5) for one end for being connect with hand holding handle (3), the sealing cover (5) includes mounting ring (51) and close
Mounting (52), diaphragm seal (52) setting constitutes closed lid with mounting ring (51) in the inner face of mounting ring (51), described
The outer ring surface of mounting ring (51) and the bottleneck of negative pressure steel cylinder (221) are connected through a screw thread；Puncture is provided on the hand holding handle (3)
Bar (32) is provided with communicating pipe (33) on the length direction of the puncturing lever (32), the communicating pipe (33) and negative pressure channel
(34) it is connected to, the puncturing lever (32) is located at the interior of the annular of multiple connection sheets (31) composition, when negative pressure steel cylinder (221) and hand-held
When handle (3) is attached by connection ring (222), puncturing lever (32) puncture seal piece (52) enters in negative pressure steel cylinder (221), bears
Compressed steel bottle (221) is connected to negative pressure channel (34).
7. negative pressure sucktion type intraocular lens according to claim 6 instigate device, which is characterized in that the attraction button
It (21) include that a self-lock switch (211), pressing plate (212) and sealing-plug (213), the pressing plate (212) are hinged on hand holding handle
(3) on, the self-lock switch (211) is fixed on hand holding handle (3), the pars contractilis and pressing plate of the self-lock switch (211)
(212) it is fixedly connected, is offered active tunnel (35) on the hand holding handle (3), the active tunnel (35) and negative pressure channel
(34) it is connected to, the sealing-plug (213) is movably connected in active tunnel (35), and the pressing plate (212) is gone back and sealing-plug
(213) it links, when pressing plate (212) push, self-lock switch (211) is self-locking, and sealing-plug (213) enters in negative pressure channel (34)
It blocks negative pressure channel (34).
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| CN201910638139.1A CN110236785A (en) | 2019-07-15 | 2019-07-15 | A kind of negative pressure sucktion type intraocular lens instigation device |
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| CN201910638139.1A CN110236785A (en) | 2019-07-15 | 2019-07-15 | A kind of negative pressure sucktion type intraocular lens instigation device |
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| CN110236785A true CN110236785A (en) | 2019-09-17 |
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| CN201910638139.1A Pending CN110236785A (en) | 2019-07-15 | 2019-07-15 | A kind of negative pressure sucktion type intraocular lens instigation device |
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