CN208145114U - A kind of lens nucleus is given birth to tweezer - Google Patents
A kind of lens nucleus is given birth to tweezer Download PDFInfo
- Publication number
- CN208145114U CN208145114U CN201721679964.9U CN201721679964U CN208145114U CN 208145114 U CN208145114 U CN 208145114U CN 201721679964 U CN201721679964 U CN 201721679964U CN 208145114 U CN208145114 U CN 208145114U
- Authority
- CN
- China
- Prior art keywords
- tweezer
- supporting rod
- bar
- lens nucleus
- given birth
- 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.)
- Expired - Fee Related
Links
Landscapes
- Prostheses (AREA)
Abstract
A kind of the utility model belongs to ophtalmic treatments apparatus field more particularly to lens nucleus is given birth to tweezer.Including tweezer handle, tweezer handle upper end is connected with tweezer bar, and tweezer bar upper end is connected with bending bar, and bending bar upper end is connected with supporting rod, and supporting rod top is provided perpendicular to the tooth tip of supporting rod；Limited block is provided on tweezer bar；Supporting rod bottom end is provided with mutually matched guide and limit mechanism, the utility model carries out lengthening transformation to traditional operation tweezer end, and vertical tooth point is set in end, in order to increase lengthen after clamping part stability, be additionally arranged at the bottom of guide and limit component at it, prevent because of unstability caused by too long, avoid damage of the process of giving birth to its intraocular hetero-organization, simple structure and reasonable design is arranged circular through hole in tweezer handle bottom, conveniently hangs and takes to deposit and take.
Description
Technical field
A kind of the utility model belongs to ophtalmic treatments apparatus field more particularly to lens nucleus is given birth to tweezer.
Background technique
With the clinical expansion of phacoemulsification and universal, lens nucleus is absorbed after using Ultrasonic Pulverization, but
It is white for core excessive high hardness or patient itself corneal endothelial cell densities more low the case where being not suitable for row cataract surgery
Smith's operation is still preferred modus operandi.In traditional extracapsular cataract extraction, giving birth to for lens nucleus is hand
One of committed step and difficult point of art mainly make device by oneself using circle tooth, various core splitting hooks or operative doctor in surgical procedure
Tool carries out lens nucleus and gives birth to, and foreign scholar once used lantern ring to split lens nucleus one for two, is divided to two pieces to take out core, but right
In the core of excessive high hardness, narrow spatial operation risk is larger within the eye for the method, easy damaged endothelial cell or front and back capsule
Film.Current clinically used circle tooth is needed to protrude into the lower section of lens nucleus in surgical procedure, the centre of core block be held, benefit
Deviate from core block with strength upward and outward, needs to inject a large amount of sodium hyaluronates in this mode art to lenticular upper and lower with to the greatest extent
Amount is reduced with the contact of contact with corneal endothelium and pouch face during the abjection of core block, but because of anterior chamber's narrow space, harder is crystalline
Body thickness is big, inevitably corneal damage endodermis in art, and this damage is irreversible, if while anterior capsule or after
It is torn in cyst membrane art, intraocular lens will be unable to be implanted into its physiological location or even can not be implanted into the I phase.
Utility model content
The utility model is directed to above-mentioned problem, proposes that a kind of lens nucleus is given birth to tweezer.
In order to achieve the above object, the technical solution adopted in the utility model is that the utility model provides a kind of crystalline lens
Core is given birth to tweezer, including tweezer handle, it is characterised in that：The tweezer handle upper end is connected with tweezer bar, and tweezer bar upper end is connected with bending bar,
Bending bar upper end is connected with supporting rod, and the supporting rod top is provided perpendicular to the tooth tip of supporting rod；The tweezer bar packet
The first tweezer bar and second tweezer bar symmetrical along tweezer handle central axes are included, is provided with limited block on the first tweezer bar；The folding
Curved bar includes the first bending bar that the first tweezer bar upper end is arranged in and the second bending bar that the second tweezer bar upper end is arranged in, the folder
Holding bar includes the first supporting rod that the first bending bar upper end is arranged in and the second supporting rod that the second tweezer bar upper end is arranged in；It is described
First supporting rod bottom end is provided with guide and limit slot, and second supporting rod bottom end is provided with leads with what guide and limit slot matched
To limited block.
Preferably, the guide limiting stopper is the isosceles triangle that the second supporting rod medial surface is arranged in bottom edge.
Preferably, the tooth tip medial surface is provided with anti-skid chequer.
Preferably, the limited block number is 2.
Preferably, the tweezer bar lateral surface is provided with form friction pattern.
Preferably, circular through hole is arranged in the tweezer handle bottom.
Compared with prior art, it is the advantages of the utility model with good effect：
1, the utility model carries out lengthening transformation to traditional operation tweezer end, and vertical tooth point is arranged in end, in order to increase
The stability of clamping part, is additionally arranged at the bottom of guide and limit component at it after lengthening, and prevents from avoiding because of unstability caused by too long
Damage of the process of giving birth to its intraocular hetero-organization, simple structure and reasonable design are arranged circular through hole in tweezer handle bottom, facilitate extension
It takes to deposit and take.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical solution of the utility model embodiment
The attached drawing used is briefly described, it should be apparent that, the accompanying drawings in the following description is some embodiments of the utility model,
For those of ordinary skill in the art, without any creative labor, it can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is that a kind of lens nucleus that provides of embodiment 1 is given birth to tweezer overall structure diagram；
Fig. 2 is that a kind of lens nucleus that provides of embodiment 1 is given birth to tweezer main view；
In above each figure, 1, tweezer handle；21, the first tweezer bar；22, the second tweezer bar；31, the first bending bar；32, the second bending
Bar；41, the first supporting rod；42, the second supporting rod；411, guide and limit slot；422, guide limiting stopper；5, tooth tip；51, anti-skidding
Line；6, form friction pattern；7, limited block；8, circular through hole.
Specific embodiment
It is with reference to the accompanying drawing and real in order to be more clearly understood that the above objects, features, and advantages of the utility model
Example is applied to be described further the utility model.It should be noted that in the absence of conflict, embodiments herein and reality
The feature applied in example can be combined with each other.
Many details are explained in the following description in order to fully understand the utility model, still, this is practical
Novel to be implemented using other modes described herein are different from, therefore, the utility model is not limited to be described below
The limitation of the specific embodiment of specification.
Embodiment 1, the utility model provide a kind of lens nucleus and give birth to tweezer, including tweezer handle, and tweezer bar is provided in tweezer handle,
It is connected with bending bar in tweezer bar upper end, supporting rod is connected in bending bar upper end, is provided perpendicular to clamp on supporting rod top
The tooth tip of bar；As depicted in figs. 1 and 2, first tweezer bar 21 He symmetrical along 1 central axes of tweezer handle is provided in tweezer handle 1
Second tweezer bar 22 is connected separately with the first bending bar 31 and the second bending bar in the upper end of the first tweezer bar 21 and the second tweezer bar 22
32, in the upper end of the first bending bar 31 and the second bending bar 32, transition is connected with the first supporting rod 41 and the second supporting rod respectively
42, and the tooth tip 5 for being respectively perpendicular to two supporting rods is provided in the top end portion of supporting rod, from fig. 2 it can be seen that
First tweezer bar 21 and the second tweezer bar 22 and the central axes of tweezer handle 1 are arranged at an angle, and angular dimension range is at 5 °~15 °, root
According to different patient's unrestricted choices；Bending bar on tweezer bar be parallel to 1 central axes of tweezer handle setting, and supporting rod as shown in Figure 1, with
Bending bar is provided with one perpendicular to folder on the top of the first supporting rod 41 and the second supporting rod 42 in 45 degree of angle designs
The tooth tip 5 of bar is held, vertical direction is that downwards, can also set up according to actual needs as shown in the figure, and such design is just
Core block is pierced into upwards a little in the lower section that the upward tweezer of giving birth to of art mesostyle 5 protrudes into lens nucleus, and the downward temporo of giving birth to of tooth tip 5 is stretched
The top for entering lens nucleus is pierced into downwards core block, and two tweezers of giving birth to are exerted oneself to cut-out direction simultaneously, can be easily by lens nucleus
Block is given birth to, and excessive without protruding into anterior chamber in art with the use of that can guarantee, up and down direction firmly, can keep lens nucleus block simultaneously
In its physiological location, the damage during giving birth to its intraocular hetero-organization is avoided.
Particularly, 1 central axes of tweezer handle are parallel to because being additionally arranged between clamping part and tweezer bar and adjusting back tweezer bar angle
Bending bar, so body of rod length is longer, and supporting rod diameter itself is thinner, the stability that clamps when in order to guarantee operation,
It is limited in the bottom of the first supporting rod 41, that is, with a guiding is provided with above the arc transition junction of the first bending bar 31
Position slot 411, it is engaged therewith, it is the guide limiting stopper 422 being arranged in the identical horizontal line position of the second bending bar 42, leads
It is the isosceles triangle that 42 medial surface of the second supporting rod is arranged in bottom edge to limited block 422, cooperates with guide and limit slot 411, make
Obtaining long, thin clamping part can require to be aligned according to normal use, be unlikely to the tweezer conjunction that misplaces, to influence intraocular group during surgery
It knits, plays a dual role of guiding and limit.In addition from the figure, it can be seen that in order to keep the utility model using effect more preferable,
The lateral anti-skid chequer 51 perpendicular to supporting rod is provided on the medial surface of two tooth tips 5, the lateral surface of two tweezer bars is equally set
It is equipped with the form friction pattern 6 for preventing rubber sleeve；Also, the limited block 7 there are two longitudinal arrangement is set on the medial surface of the first tweezer bar 21,
It prevents two tweezer bar transition from drawing close and causes two clamping part fractures, because the first tweezer bar 21 and 22 bottom end of the second tweezer bar are connected to one
Rising has 10~30 °, but supporting rod is disposed in parallel, so have the presence of limited block 7 there are such risk,
It is avoided that the generation of such case；In addition, offer a circular through hole 8 in 1 bottom of tweezer handle, facilitate whole device hang and take and
It deposits and takes.
The above descriptions are merely preferred embodiments of the present invention, is not to make other forms to the utility model
Limitation, any person skilled in the art is changed or is modified as possibly also with the technology contents of the disclosure above equivalent
The equivalent embodiment of variation is applied to other fields, but all without departing from the content of the technical scheme of the utility model, according to this reality
With novel technical spirit any simple modification, equivalent variations and remodeling to the above embodiments, it is practical new to still fall within this
The protection scope of type technical solution.
Claims (6)
- Tweezer, including tweezer handle 1. a kind of lens nucleus is given birth to, it is characterised in that：The tweezer handle upper end is connected with tweezer bar, the tweezer bar Upper end is connected with bending bar, and bending bar upper end is connected with supporting rod, and the supporting rod top is provided perpendicular to supporting rod Tooth tip；The tweezer bar includes the first tweezer bar and second tweezer bar symmetrical along tweezer handle central axes, is set on the first tweezer bar It is equipped with limited block；The bending bar includes that the first bending bar of the first tweezer bar upper end is arranged in and the second tweezer bar upper end is arranged in Second bending bar, the supporting rod include that the first supporting rod of the first bending bar upper end is arranged in and is arranged in the second tweezer bar upper end The second supporting rod；First supporting rod bottom end is provided with guide and limit slot, and second supporting rod bottom end is provided with and leads The guide limiting stopper matched to limiting slot.
- 2. a kind of lens nucleus is given birth to tweezer according to claim 1, it is characterised in that：The guide limiting stopper is bottom edge setting In the isosceles triangle of the second supporting rod medial surface.
- 3. a kind of lens nucleus is given birth to tweezer according to claim 1, it is characterised in that：The tooth tip medial surface is provided with anti-skidding Line.
- 4. a kind of lens nucleus is given birth to tweezer according to claim 1, it is characterised in that：The limited block number is 2.
- 5. a kind of lens nucleus is given birth to tweezer according to claim 1, it is characterised in that：The tweezer bar lateral surface is provided with friction Line.
- 6. a kind of lens nucleus is given birth to tweezer according to claim 1, it is characterised in that：The tweezer handle bottom setting is round logical Hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721679964.9U CN208145114U (en) | 2017-12-06 | 2017-12-06 | A kind of lens nucleus is given birth to tweezer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721679964.9U CN208145114U (en) | 2017-12-06 | 2017-12-06 | A kind of lens nucleus is given birth to tweezer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208145114U true CN208145114U (en) | 2018-11-27 |
Family
ID=64412869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721679964.9U Expired - Fee Related CN208145114U (en) | 2017-12-06 | 2017-12-06 | A kind of lens nucleus is given birth to tweezer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208145114U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109512573A (en) * | 2018-12-19 | 2019-03-26 | 苏州碧利医疗科技有限公司 | ICL crystal draws tweezer |
-
2017
- 2017-12-06 CN CN201721679964.9U patent/CN208145114U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109512573A (en) * | 2018-12-19 | 2019-03-26 | 苏州碧利医疗科技有限公司 | ICL crystal draws tweezer |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208145114U (en) | A kind of lens nucleus is given birth to tweezer | |
| CN204931972U (en) | A kind of crystalline peplos polisher | |
| CN205672129U (en) | Full femtosecond art special microlens tweezer | |
| CN203122742U (en) | Iris forceps | |
| CN210138241U (en) | Lens loop guiding needle for scleral interlayer fixing intraocular lens suspension | |
| CN205885626U (en) | There is artifical crystalline positioning apparatus of crystalline eye | |
| CN205215505U (en) | Bag polisher around crystalline | |
| CN204814386U (en) | Double -end ring shape polisher | |
| CN205411449U (en) | A tear bag tweezers for declining operation of incision cataract | |
| CN102715967B (en) | Easily planted intraocular lens suspension device | |
| CN205598088U (en) | Nuclear ware is split to super newborn crystal of singlehanded ophthalmology | |
| CN209236566U (en) | ICL crystal draws tweezer | |
| CN204671380U (en) | A kind of micro-incision Tweezers for eye surgery | |
| CN102973356B (en) | Combined device for carrying out cataract surgery | |
| CN104873324A (en) | Reverse chopping hook for cataract surgery | |
| CN202179623U (en) | Novel translation and no-compression eye speculum | |
| CN201147409Y (en) | Device for enlarging pupil | |
| CN205494089U (en) | Apparatus is squeezed into to human implant of stereoplasm | |
| CN202113188U (en) | Pair of implanting hooks for implanting iris clamping type intraocular lenses | |
| CN109512573A (en) | ICL crystal draws tweezer | |
| CN201175408Y (en) | Hook type lens nucleus extraction device | |
| CN211356210U (en) | Novel nucleus splitting protection pad | |
| CN204050003U (en) | Ophthalmologic operation dedicated scissors tweezer instrument | |
| CN203029465U (en) | Iris fixing device | |
| CN106264858A (en) | Artificial intraocular lenses's sclera interlayer fixation drag spring thimble structure, purposes and using method |
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: 20181127 Termination date: 20201206 |