CN209347319U - Sclera fixed artificial lens - Google Patents
Sclera fixed artificial lens Download PDFInfo
- Publication number
- CN209347319U CN209347319U CN201821447881.1U CN201821447881U CN209347319U CN 209347319 U CN209347319 U CN 209347319U CN 201821447881 U CN201821447881 U CN 201821447881U CN 209347319 U CN209347319 U CN 209347319U
- Authority
- CN
- China
- Prior art keywords
- artificial lens
- button loop
- groove
- loop
- sclera
- 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.)
- Withdrawn - After Issue
Links
- 210000003786 sclera Anatomy 0.000 title claims abstract description 27
- 238000002513 implantation Methods 0.000 abstract description 13
- 239000011229 interlayer Substances 0.000 abstract description 13
- 210000000695 crystalline len Anatomy 0.000 description 39
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 210000000795 conjunctiva Anatomy 0.000 description 4
- 239000002775 capsule Substances 0.000 description 3
- 210000004087 cornea Anatomy 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 210000001232 limbus corneae Anatomy 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 208000002177 Cataract Diseases 0.000 description 1
- 208000028006 Corneal injury Diseases 0.000 description 1
- 241000587161 Gomphocarpus Species 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 210000002159 anterior chamber Anatomy 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 210000003038 endothelium Anatomy 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
Landscapes
- Prostheses (AREA)
Abstract
The utility model discloses a kind of sclera fixed artificial lens, including intraocular lens optic portion, two buttons loop；The inner end of two buttons loop is closely coupled to the two sides in intraocular lens optic portion respectively, and there are two the groove around complete cycle, two groove interval settings, the least significant ends of the close button loop of the groove in outside for the end tool of button loop.Due to the utility model by former three-body type artificial lens two fasten with a rope, string, etc. tip designs channel-shaped in pairs, the groove in outside is located at artificial lens button loop end, artificial lens sclera interlayer is facilitated to fix, line can be knotted in the outside groove of button loop, the good scleral tunnel of pre-production is entered using suture guidance artificial lens button loop, becoming artificial lens sclera interlayer ligamentopexis, wound is small, and button loop implantation sclera interlayer is simple.
Description
Technical field
The utility model relates to medical fields, more particularly to a kind of sclera fixed artificial lens.
Background technique
Currently, cataract operation uses the crystalline lens for retaining posterior lens capsule removal muddiness that artificial lens is implanted into capsule substantially
It, often need to be outstanding using artificial lens in bag, but when apparatus suspensorius lentis detachment range is more than 180 degree or even lens capsule bag lacks such as
Hang (suture is fixed), iris clamp-type artificial lens implantation the methods of, but exist it is complicated for operation if you need to make scleral flap, intraocularly
The drawback of the fixed difficulty of artificial lens etc., while the possibility of artificial lens Redislocation (such as because suture absorbs) also occurs,
Increase the probability of the complication such as corneal damage endothelium and iris.Artificial lens sclera interlayer fixation is the another of solution problems
A kind of method, generally with three-body type artificial lens (two buttons loop are PMMA materials), implantation process is complicated, need to equally make scleral flap,
Wherein work crystal is fastened with a rope, string, etc. big from operation difficulty the step for intraocularly going out through scleral clip to outside eye, time-consuming relatively long, artificial lens is placed in the middle
Property and stability are difficult to ensure, while also its hetero-organization of easy damaged eye.In addition, need after artificial lens button loop is fixed using suture or
Biogum is closed sclera and conjunctiva.
Utility model content
It is easy to suture fixed, artificial lens stable sclera fixed between two parties the purpose of this utility model is to provide a kind of
Artificial lens.
To achieve the above object, the technical solution of the utility model is:
The utility model is a kind of sclera fixed artificial lens, including intraocular lens optic portion, two buttons loop；Described two
The inner end of a button loop is closely coupled to the two sides in intraocular lens optic portion respectively, and the end of button loop has there are two the groove around complete cycle,
Two groove interval settings, the groove in outside is close to the least significant end fastened with a rope, string, etc..
Button loop between two grooves is in dentation or shape of threads, in order to fasten with a rope, string, etc. enter scleral tunnel after with scleral tunnel
Wall securely connects.
The button loop is C-shaped.
After adopting the above scheme, the utility model includes intraocular lens optic portion, two buttons loop；The inner end of two buttons loop
It is closely coupled to the two sides in intraocular lens optic portion respectively, the end tool of button loop is there are two the groove around complete cycle, between two grooves
Every setting.Since the utility model is last by former three-body type artificial lens (the AMO AR40 artificial lens as used in clinic) two buttons loop
End is designed to that double flute shape, the groove in outside are located at artificial lens button loop least significant end, artificial lens sclera interlayer facilitated to fix, can be by line
It knots in the outside groove of button loop, the good scleral tunnel of pre-production is entered using suture guidance artificial lens button loop, makes artificial crystalline substance
It is small that body sclera interlayer ligamentopexis becomes wound, and button loop implantation sclera interlayer is simple.Furthermore the groove can increase artificial lens button loop and consolidate
Frictional force between film layer.The groove of inside is located at artificial lens button loop middle section (away from end 2mm), fixes when artificial lens being facilitated to suspend in midair
Knot position, because two sides knot is consistent away from button loop terminal position and does not also increase conventional method pedestrian work crystalline substance to a certain degree because sliding
A possibility that optical surface is placed in the middle when body suspends in midair.
The utility model is further described in the following with reference to the drawings and specific embodiments.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2A is end one embodiment partial enlarged view of the utility model button loop；
Fig. 2 B is the embodiment partial enlarged view of end second of the utility model button loop；
Fig. 3 is the schematic diagram of first implantation step of the utility model；
Fig. 4 is the schematic diagram of second implantation step of the utility model；
Fig. 5 is the schematic diagram of the utility model third implantation step；
Fig. 6 is the schematic diagram of the 4th implantation step of the utility model；
Fig. 7 is the schematic diagram of the 5th implantation step of the utility model；
Fig. 8 is the hooking instrument figure of the utility model.
Specific embodiment
Shown in A as shown in Figure 1, Figure 2, the utility model is a kind of sclera fixed artificial lens, including intraocular lens optic portion
1, two buttons loop 2A, 2B；The inner end of described two buttons loop 2A, 2B are closely coupled to the two sides in intraocular lens optic portion 1 respectively, and two
The end of button loop 2A, 2B are respectively provided with two groove 4A, 4B around complete cycle, two interval groove 4A, 4B settings, the groove in outside
4A close to button loop 2A least significant end so that button loop 2A most end segment type be in " nail head ", in order to suture draw button loop 2A enter it is prefabricated
Scleral tunnel 7A or scleral tunnel 7B.
Two described buttons loop 2A, the 2B are C-shaped.
As shown in Figure 2 B, the button loop between described two grooves 4A, 4B is in dentation 5, and in order to fasten with a rope, string, etc., 2A ' enters scleral tunnel
It is securely connect after 7A with scleral tunnel wall.
As shown in Fig. 3-Fig. 7, the utility model is a kind of method for implantation of sclera fixed artificial lens, including following step
It is rapid:
(1) before artificial lens implantation is intraocular, first by two 8-0 or thinner nylon wire 9A, 9B be bound in described two button loop 2A,
The groove 4A in the outside of the end 2B 3A, 3B is rear to be placed in intraocular lens injector as draught line；
(2) prefabricated scleral tunnel 7A, 7B are marked certainly at 2mm, on 180 ° of conjunctiva after elongation limbus of sclera 6
Enter two intraocular mark points 8A, 8B outside sclera, it is respectively using mark point 8A, 8B as syringe needle transit point and flat with corneoscleral junction 6
Row navigates within scleral tunnel 7A, 7B of sclera interlayer, two directions scleral tunnel 7A, 7B and subsequent implantation using the production of 27G syringe needle
Button loop pointing direction it is identical, scleral tunnel is about 3mm；
(3) a 3mm transparency cornea or fixation through scleral tunnels incision are done in 90 ° of positions of corneoscleral junction 6, uses step (1) people
Work Lens implantation device is implanted into the artificial lens that two the buttons loop end 2A, 2B groove 4A, 4B tie up draught line through the top notch, and band is left
The left side button loop 2A of side-lining line 9A is introduced into intraocularly, and the right side button loop 2B with right side draught line 9B is placed in outside eye, certainly using 27G syringe needle
One original mark point 8A through conjunctiva pass through left side scleral tunnel 7A enter it is intraocular, using 27G or smaller front end buckle syringe needle (or such as
Special hooking instrument 10 shown in Fig. 8) hook goes out intraocular left side draught line 9A, then still using the buckle syringe needle or thread catcher from right
Side scleral tunnel 7B hook vertically navigates within the right side draught line 9B of right side scleral tunnel 7B out, gently drags left side draught line 9A by left side
Button loop end 3A brings left side scleral tunnel 7A into, is consolidated the right side for being dragged in 180 ° of opposite sides right side button loop 2B using right side draught line 9B with method
In film tunnel 7B, artificial lens property placed in the middle is adjusted, two the button loop ends 2A, 2B 3A, 3B are fully located in scleral tunnel 7A, 7B, cut
Except two the button loop ends 2A, 2B draught line 9A, 9B, viscoelastic agent in anterior chamber, closure top transparency cornea or fixation through scleral tunnels incision are removed.
Groove 4A, 4B and toothed design of the button loop end 2A, 2B of the utility model are different from other patents artificial to make
Crystal button loop 2A, 2B are firmly secured to the somewhat complex design of sclera interlayer, on the one hand which can play button loop 2A, 2B and be located at sclera interlayer
(existing artificial lens sclera interlayer ligamentopexis has sliding to take off into intraocular risk) difficult to slide, on the other hand outside groove 4A is preset
Draught line 9A, 9B can make button loop 2A, 2B enter scleral tunnel 7A, 7B without making scleral flap under the guidance of draught line 9A, 9B
In, even without conjunctiva is cut, reach minimally invasive purpose.The position that two sclera interlayer tunnels and draught line 9A, 9B go out outside eye can lead to
It crosses under the guide marked in advance and completes, two buttons loop 2A, 2B can be drawn by draught line 9A, 9B completes two button loop ends 3A, 3B
Equivalent is placed in scleral tunnel 7A, 7B of sclera interlayer, is stablized between two parties to reach artificial lens.
The above, only the utility model preferred embodiment, therefore the utility model implementation cannot be limited with this
Range should still belong to this reality that is, according to equivalent changes and modifications made by present utility model application the scope of the patents and description
In the range of being covered with new patent.
Claims (3)
1. a kind of sclera fixed artificial lens, it is characterised in that: including intraocular lens optic portion, two buttons loop；Described two
The inner end of button loop is closely coupled to the two sides in intraocular lens optic portion respectively, and the end tool of button loop is there are two the groove around complete cycle, and two
A groove interval setting, the groove in outside is close to the least significant end fastened with a rope, string, etc..
2. sclera fixed artificial lens according to claim 1, it is characterised in that: the button loop between two grooves
In dentation or shape of threads, securely it is connect in order to fasten with a rope, string, etc. to enter after scleral tunnel with scleral tunnel wall.
3. sclera fixed artificial lens according to claim 1, it is characterised in that: the button loop is C-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821447881.1U CN209347319U (en) | 2018-09-05 | 2018-09-05 | Sclera fixed artificial lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821447881.1U CN209347319U (en) | 2018-09-05 | 2018-09-05 | Sclera fixed artificial lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209347319U true CN209347319U (en) | 2019-09-06 |
Family
ID=67778034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821447881.1U Withdrawn - After Issue CN209347319U (en) | 2018-09-05 | 2018-09-05 | Sclera fixed artificial lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209347319U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109124828A (en) * | 2018-09-05 | 2019-01-04 | 厦门大学附属厦门眼科中心有限公司 | Sclera fixed artificial lens and its alignment methods |
| WO2021148689A1 (en) * | 2020-01-21 | 2021-07-29 | Oftalmoretina S.L.U. | Scleral anchoring device for intraocular lenses |
| JP7122790B1 (en) | 2022-04-14 | 2022-08-22 | 株式会社中京メディカル | Manufacturing method for intraocular lens and intraocular lens support |
-
2018
- 2018-09-05 CN CN201821447881.1U patent/CN209347319U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109124828A (en) * | 2018-09-05 | 2019-01-04 | 厦门大学附属厦门眼科中心有限公司 | Sclera fixed artificial lens and its alignment methods |
| CN109124828B (en) * | 2018-09-05 | 2024-04-23 | 厦门眼科中心有限公司 | Scleral fixed intraocular lens and alignment method thereof |
| WO2021148689A1 (en) * | 2020-01-21 | 2021-07-29 | Oftalmoretina S.L.U. | Scleral anchoring device for intraocular lenses |
| JP7122790B1 (en) | 2022-04-14 | 2022-08-22 | 株式会社中京メディカル | Manufacturing method for intraocular lens and intraocular lens support |
| JP2023157127A (en) * | 2022-04-14 | 2023-10-26 | 株式会社中京メディカル | Intraocular lens and manufacturing method of intraocular lens support part |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209347319U (en) | Sclera fixed artificial lens | |
| CN109124828A (en) | Sclera fixed artificial lens and its alignment methods | |
| RU2475211C1 (en) | Intraocular lens | |
| CN205094680U (en) | Intraocular lens suitable for ligamentopexis between wicresoft sclera layer | |
| CN205107976U (en) | Intraocular lens suitable for ligamentopexis between wicresoft sclera layer | |
| RU62013U1 (en) | RETRACTOR FOR NARROW PUPILS WITH FACOEMULSIFICATION OF CATARACTS | |
| CN206587097U (en) | A kind of sewing needle for intraocular lens's suture fixation | |
| CN111513915B (en) | Hook-shaped suture needle for ophthalmology department | |
| RU2427353C1 (en) | Method of repositioning intraocular lens, dislocated into vitreous cavity | |
| CN209203728U (en) | A kind of choroid restorer | |
| RU2523694C1 (en) | Method for soft intraocular lens fixation in failure of ligament of lens | |
| CN102715967B (en) | Easily planted intraocular lens suspension device | |
| CN203662941U (en) | Suture-prearranged foldable large-optical surface aspheric suspensory intraocular lens | |
| CN201727639U (en) | Dividing sewing needle for root part of iris | |
| CN203861387U (en) | Posterior chamber intraocular lens with sutures | |
| US11357616B2 (en) | Intraocular clipping device | |
| CN215131490U (en) | Intraocular continuous suture needle | |
| CN212326674U (en) | Posterior chamber type artificial lens | |
| CN212281475U (en) | Measurable suture needle and thread set | |
| RU2720527C1 (en) | Method of retention of complex "toric lens-capsular sac" to iris in case of complex semiluxation | |
| CN207940967U (en) | A kind of crosspointer suspention line | |
| CN109009657A (en) | A kind of choroid restorer | |
| CN209422227U (en) | Ophthalmologic operation is combined with needle | |
| Walker | Exactly appositional sutures in the cataract operation | |
| CN206138267U (en) | Iris root is from disconnected sewing needle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No. 336, Xiahe Road, Siming District, Xiamen City, Fujian Province, 361000 Patentee after: Xiamen Eye Center Co.,Ltd. Address before: 361004 No. 336 Xiahe Road, Siming District, Xiamen City, Fujian Province Patentee before: XIAMEN EYE CENTER OF XIAMEN UNIVERSITY Co.,Ltd. |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190906 Effective date of abandoning: 20240423 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20190906 Effective date of abandoning: 20240423 |