CN202086618U - Intraocular lens maintainer and pre-installed intraocular lens implanting device - Google Patents
Intraocular lens maintainer and pre-installed intraocular lens implanting device Download PDFInfo
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- CN202086618U CN202086618U CN2011200106309U CN201120010630U CN202086618U CN 202086618 U CN202086618 U CN 202086618U CN 2011200106309 U CN2011200106309 U CN 2011200106309U CN 201120010630 U CN201120010630 U CN 201120010630U CN 202086618 U CN202086618 U CN 202086618U
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Abstract
A maintainer used for storing, transporting and loading an intraocular lens comprises an intraocular lens, a separable elastic fixing splint, an injection sliding handle interacting with the separable elastic fixing splint, and a fast interface used for being connected with an implanting head in an inserting manner, wherein the injection sliding handle drives the intraocular lens in the maintainer to conduct controlled motion through an injection head interacting with the separable elastic fixing splint. The intraocular lens maintainer provided by the utility model can be adopted to avoid secondary bacterial infection caused by the reason that an IOL (intraocular lens) is clamped by forceps manually to be implanted or loaded, and ensure that an intraocular lens can expand automatically in controllable time when being implanted in an eye, so that the operation is simplified, time is saved, the probability of damaging an IOL by clamping can be reduced, the probability of entophthalmia can be decreased, and the cost is reduced. The utility model further relates to a pre-installed intraocular lens implanting device.
Description
Technical field
This utility model relates generally to the artificial intraocular lenses and implants the field.Particularly, this utility model relates to a kind of keeper (also can be known as packing box) and a kind of prepackage type intraocular lens injector that is used for the artificial intraocular lenses is loaded into implant head.
Background technology
Artificial intraocular lenses (IOL) is a kind of artificial lens that can implant ophthalmic, is used for replacing the mineral crystal that becomes the human eye of muddiness because of the cataract disease, perhaps is used for refractive surgery to correct the vision of human eye.Artificial intraocular lenses's form normally is made up of the support button loop of a circular light department of the Chinese Academy of Sciences and periphery.Artificial intraocular lenses by soft material is made also often is known as collapsible artificial intraocular lenses, can be folding or curl and implant ophthalmic by a less otch (from less than 2 millimeters to 3 millimeters) after dwindling its area.This folding or curl after the artificial intraocular lenses can launch automatically after entering eyes.
There are three kinds of collapsible IOL method for implantation in the prior art.Yet all there is obvious deficiency in these methods.
First kind of collapsible IOL method for implantation is the folding direct insertion method of IOL.The implantation process of this method is, with tweezers IOL taken out in packing box, directly inserts ophthalmic.The shortcoming of this method is: otch is big, and IOL is fetched into implantation process from packing box and causes secondary bacterial infections easily.The chance of post-operative complication endophthalmitis is higher.
Second kind of collapsible IOL method for implantation is IOL prepackage type syringe implantation.This method is that IOL and disposable syringe are fitted together packing in advance, and the shortcoming of this method is: implant head inner surface coating material technical difficulty is bigger, and the implant head shelf-life that has can not be with the shelf-life unanimity of IOL, and technology is not mature enough, realizes difficulty, the cost height.Defectives such as IOL surface tear appear in the implantation process easily.
The third collapsible IOL method for implantation is implant head and syringe separate assembling implantation, in the implantation process of this method of employing, with tweezers IOL is taken out from packing box, implant head is injected viscoelastic agent, IOL is placed in the implant head clamps, the implant head that will clamp IOL then is inserted into the syringe front end, and the pushing syringe push rod is shifted IOL onto implant head foremost, is inserted into the corneal incision of opening in advance at last IOL is injected ophthalmic.The shortcoming of this method is: complicated operating process, press from both sides bad IOL easily, and disconnected button loop, IOL is fetched into implantation process from packing box and causes secondary bacterial infections easily.
In addition, the open voluntarily time after artificial intraocular lenses's folding mode and placement location also are related to the artificial intraocular lenses and release from implant head; In adopting the folding direct insertion method of IOL and implant head and the crystalline process of syringe separate assembling implantation implantable artificial, need to use tweezers to fold and place the artificial intraocular lenses.Because manual operation is improper or firmly inconsistent, after these two kinds of methods of employing are implanted to the artificial intraocular lenses in the patient's eyes, can cause button loop to stick in optic, can not open voluntarily, or open required overlong time, thus increase patient's misery or operation risk.
For the crystalline surgeon of implantable artificial, in the implant procedure process, whether can keep gnotobasis, artificial intraocular lenses whether intact (can be bad or can not take place disconnected button loop) by folder, be implanted to ophthalmic after the artificial intraocular lenses whether can to open, operate whether easy, manufacturing cost etc. in the controlled time voluntarily all be the factor that must consider.Therefore, needed is the artificial intraocular lenses's keeper and the prepackage type intraocular lens injector that can reach above purpose.
The utility model content
This utility model proposes in view of the above problems, and its purpose is to provide a kind of keeper (packing) and a kind of prepackage type intraocular lens injector that is used for the artificial intraocular lenses is loaded into implant head.
The optic outer refers to respect to intraocular lens optic portion core and Yan Buhui influences the marginal portion of optic of the optical characteristics of intraocular lens optic portion.Employed artificial intraocular lenses's optic diameter is about 6 millimeters among this utility model embodiment, and hereinafter described optic outer refers to the optic marginal portion outside 2.5 millimeters apart from the optic center, shown in drawing reference numeral 17 among Fig. 6 A.Those skilled in the art's easy to understand: for for the artificial intraocular lenses of other size, the optic outer may be different apart from the distance at optic center for optic diameter.
According to an aspect of the present utility model, a kind of keeper that is used to store, transport and load the artificial intraocular lenses is provided, comprise in the described keeper: the artificial intraocular lenses; Detachable flexible fastening clamping plate, wherein under clamped condition, described artificial intraocular lenses is fixed between the described detachable flexible fastening clamping plate; Under release conditions, described detachable flexible fastening clamping plate unclamp described artificial intraocular lenses; With the interactional sliding handle of injecting of described detachable flexible fastening clamping plate, the wherein said sliding handle of injecting is by causing the described artificial intraocular lenses in the described keeper to carry out controlled motion with the interactional head of injecting of described detachable flexible fastening clamping plate; Be used to insert the fast interface that is connected implant head.
In a preferred embodiment of the present utility model, described detachable flexible fastening clamping plate can be fixed base plate and top boards that can produce strain of a described artificial intraocular lenses's of supporting preceding button loop, back button loop and optic outer, under clamped condition, artificial intraocular lenses's preceding button loop, back button loop and optic outer are stated in the end clips residence of the end of described top board and described fixed base plate; Under release conditions, described artificial intraocular lenses's preceding button loop, back button loop and optic outer unclamped in the end of described top board and the end of described fixed base plate.
In another preferred embodiment of the present utility model, described detachable flexible fastening clamping plate can be the clamping plate that a pair of subtend is provided with, and under clamped condition, the inboard of described clamping plate clamps described artificial intraocular lenses; Under release conditions, described artificial intraocular lenses is unclamped in the inboard of described clamping plate, and the flexible support plate of the arranged outside of described clamping plate.
In another preferred embodiment of the present utility model, described end of injecting head can be provided with the inclined-plane, can be provided with on the described detachable flexible fastening clamping plate and described inclined-plane of injecting the inclined-plane counterproductive on the head.
In another preferred embodiment of the present utility model, describedly inject the fork-shaped section shape that head can have the back button loop that is suitable for receiving and block described artificial intraocular lenses.
In another preferred embodiment of the present utility model, described keeper can further comprise the protective cap that links to each other with described fast interface, leaves the space so that described keeper is applicable to ethylene oxide sterilizing technology between described protective cap and the described keeper.
In another preferred embodiment of the present utility model, described keeper can also comprise and is arranged on annotate artificial intraocular lenses's slide groove of viscoelastic agent of being used in the described detachable flexible fastening clamping plate.
According to another aspect of the present utility model, a kind of prepackage type intraocular lens injector that is used to store, transport and load the artificial intraocular lenses is provided, described prepackage type intraocular lens injector comprises:
Keeper comprises in the described keeper:
The artificial intraocular lenses;
Detachable flexible fastening clamping plate, wherein under clamped condition, described artificial intraocular lenses is fixed between the described detachable flexible fastening clamping plate; Under release conditions, described detachable flexible fastening clamping plate unclamp described artificial intraocular lenses;
With the interactional sliding handle of injecting of described detachable flexible fastening clamping plate, the wherein said sliding handle of injecting is by causing the described artificial intraocular lenses in the described keeper to carry out controlled motion with the interactional head of injecting of described detachable flexible fastening clamping plate;
Implant head, described implant head is connected with described artificial intraocular lenses's keeper one; With
After shifting the artificial intraocular lenses onto implant head Inner Front End precalculated position in the described keeper, continue to promote the artificial intraocular lenses that the artificial intraocular lenses enters human eye and implant bar.
Utilize the keeper that has the artificial intraocular lenses as noted before of the present utility model the artificial intraocular lenses can be loaded in the implant head, its process may further comprise the steps: the keeper that has the artificial intraocular lenses as noted before is provided, and wherein said artificial intraocular lenses is fixed between the detachable flexible fastening clamping plate; When the doctor makes arrangements for surgery, remove the sterilization cover that is enclosed within described keeper outside; If described keeper has protective cap, then pull out protective cap, implant head is inserted in the fast interface, in implant head and the detachable strap of artificial intraocular lenses, inject viscoelastic agent, inject sliding handle towards the fast interface direction again, thereby make that injecting head shifts artificial intraocular lenses's back button loop turnover on the intraocular lens optic face onto towards the slip of fast interface direction, inject head then and interact, the flexible fastening clamping plate are flicked the release artificial intraocular lenses by producing with described detachable flexible fastening clamping plate; If described keeper does not have protective cap, then implant head is inserted in the fast interface, in implant head and the detachable strap of artificial intraocular lenses, inject viscoelastic agent, inject sliding handle towards the fast interface direction again, thereby make and inject head and slide towards the fast interface direction artificial intraocular lenses's back button loop turnover is shifted onto on the intraocular lens optic face, inject sliding handle then by the flexible fastening clamping plate being opened the release artificial intraocular lenses with the interaction of described detachable flexible fastening clamping plate; And the artificial intraocular lenses shifted onto implant head front end precalculated position, and return and inject head, extract the implant head that inserts the artificial intraocular lenses, be inserted on the syringe, and then the artificial intraocular lenses is implanted ophthalmic.
Utilizing the keeper that has the artificial intraocular lenses as noted before of the present utility model the artificial intraocular lenses can be folded directly inserts in the human eye, its process may further comprise the steps: the keeper that has the artificial intraocular lenses as noted before is provided, and wherein said artificial intraocular lenses is fixed between the detachable flexible fastening clamping plate; When the doctor makes arrangements for surgery, remove the sterilization cover that is enclosed within described keeper outside; If described keeper has protective cap, then pull out protective cap, inject sliding handle towards the fast interface direction, cause described detachable flexible fastening clamping plate to be opened with the interactional sliding handle of injecting of described detachable flexible fastening clamping plate; If described keeper does not have protective cap, then inject sliding handle towards the fast interface direction, cause described detachable flexible fastening clamping plate to be opened with the interactional sliding handle of injecting of described detachable flexible fastening clamping plate; And with tweezers the artificial intraocular lenses is taken out in described keeper, directly implant ophthalmic.
In another preferred embodiment of the present utility model, described artificial intraocular lenses can be the single type artificial intraocular lenses, also can be the three-member type artificial intraocular lenses.
Compare with syringe separate assembling implantation with folding direct insertion method of present IOL of the prior art and implant head, adopt artificial intraocular lenses's keeper of the present utility model to avoid artificial and implant or load the secondary bacterial infections that is caused with tweezers clamping IOL, can guarantee that the " loaded " position of artificial intraocular lenses in implant head is accurately consistent with posture, thereby guarantee in the controlled time, to open voluntarily after the artificial intraocular lenses is implanted to ophthalmic, simplify the operation, save time, reduce the chance of bad IOL of folder, reduce the probability of endophthalmitis, reduced cost.Compare with present IOL prepackage type syringe implantation of the prior art, adopt that artificial intraocular lenses's keeper of the present utility model is easy to implement, cost is lower.
Description of drawings
According to following accompanying drawing and explanation, feature of the present utility model, advantage will become more clear, wherein:
Fig. 1 is the structural representation according to the keeper of an embodiment of the present utility model;
Fig. 2 schematically shows the loading process according to the single type artificial intraocular lenses of first embodiment of the present utility model;
Fig. 3 schematically shows the internal structure action principle figure according to the keeper of first embodiment of the present utility model, and wherein detachable flexible fastening clamping plate are in clamped condition;
Fig. 4 schematically shows the internal structure action principle figure according to the keeper of first embodiment of the present utility model, and wherein protective cap is removed and injects viscoelastic agent in the IOL slideway;
Fig. 5 schematically shows the internal structure action principle figure according to the keeper of first embodiment of the present utility model, and wherein implant head is connected above the keeper;
Fig. 6 and Fig. 6 A show the profile (right side is Fig. 6 A) that amplification profile view (left side is Fig. 6) in the part of circle among Fig. 5 and A-A along the line intercept respectively;
Fig. 7 schematically shows the internal structure action principle figure according to the keeper of first embodiment of the present utility model, wherein injects head and is moved to the left, and fork-shaped is injected and fastened with a rope, string, etc. after head blocks the artificial intraocular lenses, and injects the crown and play top board;
Fig. 8 schematically shows the internal structure action principle figure according to the keeper of first embodiment of the present utility model, and wherein IOL is pulled to implant head front end pre-position;
Fig. 9 schematically shows in the process that promotes IOL and is folded to the lip-deep situation of intraocular lens optic portion under the back effect of injecting head of fastening with a rope, string, etc.;
Figure 10 is the schematic structure exploded view according to the keeper of second embodiment of the present utility model;
Figure 11 schematically shows the structure according to the detachable flexible fastening clamping plate that are in clamped condition of second embodiment of the present utility model;
Figure 12 schematically shows the structure according to the detachable flexible fastening clamping plate that are in release conditions of second embodiment of the present utility model;
Figure 13 schematically shows the structure of injecting sliding handle according to second embodiment of the present utility model;
Figure 14 schematically shows the internal structure action principle figure according to the keeper of second embodiment of the present utility model, and wherein implant head is connected above the keeper;
Figure 15 schematically shows the internal structure action principle figure according to the keeper of second embodiment of the present utility model, and wherein detachable flexible fastening clamping plate are in clamped condition;
Figure 16 A and Figure 16 B show the connected mode according to fast interface and the implant head of second embodiment of the present utility model, and Figure 16 A shows the fast interface that does not connect implant head, and Figure 16 B shows the fast interface that connects implant head; With
Figure 17 shows the zoomed-in view of A-A cross-section structure among Figure 14.
In the application's accompanying drawing, use identical drawing reference numeral to represent same or analogous element.
The drawing reference numeral explanation
1 artificial intraocular lenses's keeper
2 protective caps
3 fast interfaces (implant head inserts usefulness)
4 artificial intraocular lensess (IOL)
5 elasticity IOL are top board fixedly
6 IOL fixed base plates
7 inject head
8 push rods
9 inject sliding handle
10 implant heads
11 IOL syringes
12 inject an inclined-plane
13 fixed base plate inclined-planes
14 push rod rear ramped surface
15 IOL slide grooves
16 optic
17 optic outers
Button loop before 18
19 back buttons loop
20 detachable elasticity IOL straps
21 elastically supported plates
22 clamping plate inclined-planes
23 inject the sliding handle inclined-plane
Inclined-plane, 24 keeper bottom surface.
The specific embodiment
Below, with reference to accompanying drawing, preferred embodiment of the present utility model is elaborated.
Fig. 1 schematically shows the artificial intraocular lenses's keeper 1 according to first embodiment of the present utility model.Comprise the single type artificial intraocular lenses in this keeper 1, be used to seal described keeper 1 protective cap 2, be used to insert connect implant head 10 fast interface 3(as shown in Figure 2), the fixed base plate 6 and the top board 5 that can produce strain of a described artificial intraocular lenses's of supporting preceding button loop 18, back button loop 19 and optic outer 17 and inject sliding handle 9.Artificial intraocular lenses from production line is placed directly in the described keeper 1, under clamped condition, top board 5 produces strain, artificial intraocular lenses's preceding button loop 18, back button loop 19 and optic outer 17 stated in the end clips residence of the end of described top board 5 and described fixed base plate 6, but top board 5 can not touch intraocular lens optic portion 16 cores; Under release conditions, described artificial intraocular lenses's preceding button loop 18, back button loop 19 and optic outer 17 are unclamped in the end of the end of described top board 5 and described fixed base plate 6.Subsequently, on fast interface 3, put on protective cap 2, leave the space that allows the oxirane turnover between described protective cap 2 and the described keeper 1, so that described keeper 1 is applicable to ethylene oxide sterilizing technology.According to the routine operation in present technique field, put the sterilization cover in described keeper 1 outside at last, in the sterilization cover, charge into ethylene oxide gas to keep aseptic in the described keeper 1.In IOL transportation or storage process, IOL 4 is sandwiched between fixed base plate 6 and the top board 5.Inject sliding handle 9 and produce interaction with fixed base plate 6 and top board 5 indirectly.Particularly, injecting sliding handle 9 links to each other with push rod 8 interlocks, the front end of described push rod 8 is provided with to produce with this fixed base plate 6 and this top board 5 interactionally injects 7, describedly injects 7 and has the fork-shaped section shape of the back button loop 19 that is suitable for receiving and block described artificial intraocular lenses and cause the described artificial intraocular lenses in the described keeper 1 to carry out controlled motion.
Fig. 2 shows according to loading process before the single type artificial intraocular lenses's of the first embodiment of the present utility model art.When the doctor makes arrangements for surgery; tear the sterilizing bag of artificial intraocular lenses's keeper 1 outside; pull out protective cap 2 then; implant head 10 is inserted in the fast interface 3; in the slideway of implant head 10 and IOL fixed base plate 6, inject viscoelastic agent; inject sliding handle 9 towards the fast interface direction again, inject 7 elder generation back button loop 19 turnovers of IOL 4 are shifted onto on the optical surface, subsequently IOL 4 is shifted onto implant head 10 front end precalculated positions.Extract the implant head 10 that inserts IOL 4, described implant head 10 is inserted on the syringe 11, just can implant human eye.
Fig. 3-9 shows before single type artificial intraocular lenses art in the loading process structure function principle according to the keeper 1 of first embodiment of the present utility model.As shown in Figure 3, inject sliding handle 9 and drive push rods 8 and move, push rod 8 front portions are known as injects 7.Described 7 the end of injecting is provided with inclined-plane 12, and described fixed base plate 6 is provided with and described inclined-plane 13 of injecting inclined-plane 12 counterproductives on 7.The rear portion of described push rod 8 also can be provided with the inclined-plane 14 that plays similar effect.Described keeper 1 can also comprise and is arranged on annotate artificial intraocular lenses's slide groove 15 of viscoelastic agent of being used in the described fixed base plate 6, referring to Fig. 4.As shown in Figure 6A, under clamped condition, top board 5 produces strain, and artificial intraocular lenses's preceding button loop 18, back button loop 19 and optic outer 17 are stated in the end clips residence of the end of described top board 5 and described fixed base plate 6, but top board 5 can not touch intraocular lens optic portion 16 cores; Under release conditions, described artificial intraocular lenses's preceding button loop 18, back button loop 19 and optic outer 17 are unclamped in the end of the end of described top board 5 and described fixed base plate 6.As shown in Figure 7, when injecting 7 when sliding left, under the effect of injecting the inclined-plane 13 on an inclined-plane 12 of 7 and the fixed base plate 6, inject 7 earlier the back button loop 19 of IOL 4 upwards turnover shift (as shown in Figure 9) on the optical surface onto, thereby avoid injecting disconnected the button loop taken place in the implantation process subsequently.Inject 7 then and block IOL 4 and continue to slide left, jack-up can produce the top board 5 of strain, thereby the end that makes described top board 5 and the end of described fixed base plate 6 are unclamped described artificial intraocular lenses's preceding button loop 18, back and fastened with a rope, string, etc. 19 and optic outer 17.Inject 7 and continue to slide left, thereby shift IOL 4 onto in the implant head 10 front end precalculated position.
Figure 10 is the schematic structure exploded view according to the keeper 1 of second embodiment of the present utility model.Comprise the single type artificial intraocular lenses in this keeper 1, be used to insert connect implant head 10 fast interface 3(as shown in figure 15), a pair of detachable flexible fastening clamping plate 20 and inject sliding handle 9.Figure 11 and Figure 12 schematically show being in clamped condition and being in the structure of the detachable flexible fastening clamping plate 20 of release conditions according to second embodiment of the present utility model respectively.As seen from the figure, described a pair of detachable flexible fastening clamping plate 20 are clamping plate that a pair of subtend is provided with, and under clamped condition, the inboard of described clamping plate 20 clamps described artificial intraocular lenses; Under release conditions, described artificial intraocular lenses is unclamped in the inboard of described clamping plate 20, thereby and the flexible support plate 21 of the arranged outside of described clamping plate 20 provide elasticity for described clamping plate 20.Described keeper 1 can also comprise and is arranged on annotate artificial intraocular lenses's slide groove 15 of viscoelastic agent of being used in the described detachable flexible fastening clamping plate 20.
Figure 13 schematically shows the structure of injecting sliding handle 9 according to second embodiment of the present utility model.As seen from the figure, inject on the sliding handle 9 and can be provided with inclined-plane 23.Figure 14 schematically shows the internal structure action principle figure according to the keeper 1 of second embodiment of the present utility model, and implant head shown in the figure 10 is connected above the keeper 1.Figure 15 schematically shows the zoomed-in view of circle B part among Figure 14.Figure 16 A and Figure 16 B show the connected mode according to fast interface 3 with the implant head 10 of second embodiment of the present utility model, and Figure 16 A shows the fast interface 3 that does not connect implant head 10, and Figure 16 B shows the fast interface 3 that connects implant head 10.Figure 17 shows the part of the detachable flexible fastening clamping plate 20 that are in clamped condition and dissects zoomed-in view.
When the doctor makes arrangements for surgery, the structure function principle of this keeper 1 is: inject sliding handle 9 and directly produce interaction with detachable IOL flexible fastening clamping plate 20, promptly when injecting sliding handle 9 when sliding left, be arranged on the inclined-plane 24 on keeper 1 bottom surface and be arranged under the effect on the inclined-plane 23 of injecting on the sliding handle 9, inject 7 earlier the back button loop 19 of IOL 4 upwards turnover shift onto on the optical surface, thereby avoid injecting disconnected the button loop taken place in the implantation process subsequently.Inject 7 then and block that IOL 4 is continuous to slide left, simultaneously under the relativity on the inclined-plane 22 on inclined-plane 23 and the detachable IOL flexible fastening clamping plate 20 of injecting on the sliding handle 9, separate IOL flexible fastening clamping plate 20, thereby IOL 4 is discharged by flexible fastening clamping plate 20.Inject 7 a continuation slip left, thereby IOL 4 is shifted onto the front end precalculated position of implant head 10.
In addition, utilize the keeper that has the artificial intraocular lenses as noted before of the present utility model that the artificial intraocular lenses is loaded in the implant head 10, its process may further comprise the steps: the keeper that has the artificial intraocular lenses 1 as noted before is provided, and wherein said artificial intraocular lenses is fixed between the detachable flexible fastening clamping plate 20; When the doctor makes arrangements for surgery, remove the sterilization cover that is enclosed within described keeper 1 outside, implant head 10 is inserted in the fast interface 3, in implant head 10 and the detachable strap 20 of artificial intraocular lenses, inject viscoelastic agent, inject sliding handle 9 towards the fast interface direction again, thereby make that inject 7 slides artificial intraocular lenses's back button loop 19 turned down towards the fast interface direction and shift onto on the intraocular lens optic face, inject sliding handle 9 then and interact, flexible fastening clamping plate 20 are opened the release artificial intraocular lenses by producing with described detachable flexible fastening clamping plate 20; And the artificial intraocular lenses shifted onto implant head 10 front end precalculated positions, and extract the implant head 10 that inserts the artificial intraocular lenses, be inserted on the syringe 11, and then the artificial intraocular lenses is implanted ophthalmic.
In addition, those skilled in the art also can be with in the folding directly insertion of the artificial intraocular lenses who stores in this utility model keeper 1 human eye.When the doctor makes arrangements for surgery, remove the sterilization cover that is enclosed within described keeper 1 outside, inject sliding handle 9 towards the fast interface direction, the described sliding handle 9 of injecting drives and injects 7 described detachable flexible fastening clamping plate 20 are opened; And with tweezers the artificial intraocular lenses is taken out in described keeper 1, just can directly implant ophthalmic.
Loading IOL has avoided the artificial secondary bacterial infections that is caused with tweezers clamping IOL implantation or loading before utilizing the keeper that has the artificial intraocular lenses as noted before of the present utility model to carry out art, can guarantee that the " loaded " position of artificial intraocular lenses in implant head is accurately consistent with posture, thereby guarantee in the controlled time, to open voluntarily after the artificial intraocular lenses is implanted to ophthalmic, simplify the operation, save time, reduce the chance of bad IOL of folder, reduced the probability of endophthalmitis, reduced cost.
Embodiment described in the preamble only is illustrative rather than restrictive.For example, though artificial intraocular lenses as described above is the single type artificial intraocular lenses, the three-member type artificial intraocular lenses is applicable to this utility model too.Again for example, the those skilled in the art is envisioned that: artificial intraocular lenses's keeper 1 of the present utility model also can be connected with artificial intraocular lenses's implant head 10 one, by additional be arranged on artificial intraocular lenses 4 shifted onto in artificial intraocular lenses's keeper 1 continue to promote the artificial intraocular lenses that artificial intraocular lenses 4 enters human eye behind the implant head 10 Inner Front End precalculated positions and implant bar, thereby constitute the prepackage type intraocular lens injector, artificial intraocular lenses 4 directly can be implanted in the human eye thus.
Therefore, under the situation that does not break away from utility model disclosed herein design, the those skilled in the art can make amendment or changes the foregoing description.Therefore, protection domain of the present utility model is only limited by the scope of appended claims.
Claims (8)
1. keeper that is used to store, transport and load the artificial intraocular lenses comprises in the described keeper:
The artificial intraocular lenses;
Detachable flexible fastening clamping plate, wherein under clamped condition, described artificial intraocular lenses is fixed between the described detachable flexible fastening clamping plate; Under release conditions, described detachable flexible fastening clamping plate unclamp described artificial intraocular lenses;
With the interactional sliding handle of injecting of described detachable flexible fastening clamping plate, the wherein said sliding handle of injecting is by causing the described artificial intraocular lenses in the described keeper to carry out controlled motion with the interactional head of injecting of described detachable flexible fastening clamping plate; With
Be used to insert the fast interface that connects implant head.
2. keeper according to claim 1, it is characterized in that, described detachable flexible fastening clamping plate are fixed base plate and top board that can produce strain of a described artificial intraocular lenses's of supporting preceding button loop, back button loop and optic outer, wherein under clamped condition, artificial intraocular lenses's preceding button loop, back button loop and optic outer are stated in the end clips residence of the end of described top board and described fixed base plate; Under release conditions, described artificial intraocular lenses's preceding button loop, back button loop and optic outer unclamped in the end of described top board and the end of described fixed base plate.
3. keeper according to claim 1 is characterized in that, described detachable flexible fastening clamping plate are the clamping plate that a pair of subtend is provided with, and wherein under clamped condition, the inboard of described clamping plate clamps described artificial intraocular lenses; Under release conditions, described artificial intraocular lenses is unclamped in the inboard of described clamping plate, and the flexible support plate of the arranged outside of described clamping plate.
4. according to each described keeper among the claim 1-3, it is characterized in that described end of injecting head is provided with the inclined-plane, described detachable flexible fastening clamping plate are provided with and described inclined-plane of injecting the inclined-plane counterproductive on the head.
5. according to each described keeper among the claim 1-3, it is characterized in that, describedly inject the fork-shaped section shape that head has the back button loop that is suitable for receiving and block described artificial intraocular lenses.
6. according to each described keeper among the claim 1-3, further comprise being arranged on annotate artificial intraocular lenses's slide groove of viscoelastic agent of being used in the described detachable flexible fastening clamping plate.
7. according to each described keeper among the claim 1-3, further comprise the protective cap that links to each other with described fast interface, leave the space so that described keeper is applicable to ethylene oxide sterilizing technology between described protective cap and the described keeper.
8. prepackage type intraocular lens injector that is used to store, transport and load the artificial intraocular lenses, described prepackage type intraocular lens injector comprises:
Keeper comprises in the described keeper:
The artificial intraocular lenses;
Detachable flexible fastening clamping plate, wherein under clamped condition, described artificial intraocular lenses is fixed between the described detachable flexible fastening clamping plate; Under release conditions, described detachable flexible fastening clamping plate unclamp described artificial intraocular lenses;
With the interactional sliding handle of injecting of described detachable flexible fastening clamping plate, the wherein said sliding handle of injecting is by causing the described artificial intraocular lenses in the described keeper to carry out controlled motion with the interactional head of injecting of described detachable flexible fastening clamping plate;
Implant head, described implant head is connected with described artificial intraocular lenses's keeper one; With
After shifting the artificial intraocular lenses onto implant head Inner Front End precalculated position in the described keeper, continue to promote the artificial intraocular lenses that the artificial intraocular lenses enters human eye and implant bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200106309U CN202086618U (en) | 2011-01-14 | 2011-01-14 | Intraocular lens maintainer and pre-installed intraocular lens implanting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200106309U CN202086618U (en) | 2011-01-14 | 2011-01-14 | Intraocular lens maintainer and pre-installed intraocular lens implanting device |
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| CN202086618U true CN202086618U (en) | 2011-12-28 |
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| CN2011200106309U Expired - Fee Related CN202086618U (en) | 2011-01-14 | 2011-01-14 | Intraocular lens maintainer and pre-installed intraocular lens implanting device |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102106764A (en) * | 2011-01-14 | 2011-06-29 | 爱博诺德（北京）医疗科技有限公司 | Intraocular lens (IOL) retainer and method for implanting IOL into head |
| CN104379093A (en) * | 2012-04-20 | 2015-02-25 | 斯塔尔外科有限公司 | Pre-loaded injector for use with intraocular lens |
| CN104414774A (en) * | 2013-08-28 | 2015-03-18 | 爱博诺德（北京）医疗科技有限公司 | Preset intraocular lens implanter |
| CN108524095A (en) * | 2018-04-16 | 2018-09-14 | 温州医科大学 | A kind of ocular implantation material injection device |
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| CN102106764B (en) * | 2011-01-14 | 2014-03-05 | 爱博诺德（北京）医疗科技有限公司 | Intraocular lens (IOL) retainer and method for implanting IOL into head |
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| CN104379093A (en) * | 2012-04-20 | 2015-02-25 | 斯塔尔外科有限公司 | Pre-loaded injector for use with intraocular lens |
| CN104379093B (en) * | 2012-04-20 | 2016-07-06 | 斯塔尔外科有限公司 | Prestrain syringe suitable in intra-ocular lens |
| CN104414774A (en) * | 2013-08-28 | 2015-03-18 | 爱博诺德（北京）医疗科技有限公司 | Preset intraocular lens implanter |
| US10485655B2 (en) | 2014-09-09 | 2019-11-26 | Staar Surgical Company | Ophthalmic implants with extended depth of field and enhanced distance visual acuity |
| US12127934B2 (en) | 2014-09-09 | 2024-10-29 | Staar Surgical Company | Method of Providing Modified Monovision to a Subject with a First Lens and a Second Lens |
| US10881504B2 (en) | 2016-03-09 | 2021-01-05 | Staar Surgical Company | Ophthalmic implants with extended depth of field and enhanced distance visual acuity |
| CN109219420A (en) * | 2016-04-21 | 2019-01-15 | 生理学股份公司 | Flexible intraocular lens' injection device and storage shuttle for implementing the device |
| CN108524095A (en) * | 2018-04-16 | 2018-09-14 | 温州医科大学 | A kind of ocular implantation material injection device |
| US10774164B2 (en) | 2018-08-17 | 2020-09-15 | Staar Surgical Company | Polymeric composition exhibiting nanogradient of refractive index |
| US11427665B2 (en) | 2018-08-17 | 2022-08-30 | Staar Surgical Company | Polymeric composition exhibiting nanogradient of refractive index |
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