CN202113188U - Pair of implanting hooks for implanting iris clamping type intraocular lenses - Google Patents
Pair of implanting hooks for implanting iris clamping type intraocular lenses Download PDFInfo
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- CN202113188U CN202113188U CN2011202167843U CN201120216784U CN202113188U CN 202113188 U CN202113188 U CN 202113188U CN 2011202167843 U CN2011202167843 U CN 2011202167843U CN 201120216784 U CN201120216784 U CN 201120216784U CN 202113188 U CN202113188 U CN 202113188U
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- iris
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Abstract
A pair of implanting hooks for implanting iris clamping type intraocular lenses comprises a right implanting hook A and a left implanting hook B. The right implanting hook A touches right-side iris, the left implanting hook B touches left-side iris, each of the implanting hooks consists of a handle (1) and a hook body (2) connected with the handle, each hook body (2) has the thick top and the thin bottom and is provided with two corners, the handles of the two implanting hooks are completely identical, hook upper sections (2a) and hook middle sections (2b) of the hook bodies are also completely identical, the hook upper sections (2a) and the hook middle sections (2b) are located on the same plane, each corner is arranged between each hook upper section (2a) and each hook middle section (2b), an included angle alpha of each corner ranges from 120 degrees to 150 degrees, and tail ends (2d) of the implanting hooks are obtusely rounded. Each hook head section (2c) is not located in the plane formed by each hook upper section (2a) and each hook middle section (2b), and an included angle beta between each hook head section (2c) and the plane of each hook upper section (2a) and each hook middle section (2b) ranges from 90 degrees to 110 degrees. When the intraocular lenses are implanted, a main cut with the size of 5.5 mm is required only, side cuts are omitted, and accordingly cornea injury and postoperative astigmatism are reduced.
Description
Technical field
This utility model relates to a kind of medical apparatus and instruments of clinical ophthalmology operation, especially for the medical apparatus and instruments of iris clamp-type artificial intraocular lenses implantation.
Background technology
Iris clamp-type artificial intraocular lenses, for example Artisan was used to aphakia second phase artificial intraocular lenses in the last few years and implanted, and the crystal refractive eye surgery was arranged.Compare with traditional preceding house type artificial intraocular lenses, this type of artificial intraocular lenses has and does not damage the little advantage of angle, room, corneal endotheliocyte influence, is widely used in clinical at present.Yet there is defective in existing this crystal-like implantation instrument design: except being used to implant the main otch about crystalline 5.5mm, also need doing at least, 1-2 bigger cornea side otch is held on iris with auxiliary crystal; Operation technique is loaded down with trivial details, and the corneal damage is bigger, and the postoperative astigmatism is big.
The utility model content
The purpose of this utility model provides a pair of implantation hook that is used to implant iris clamp-type artificial intraocular lenses, and in order to reduce the damage of corneal, it is convenient to make operation implant simultaneously, solves the implantation problem of iris clamp-type artificial intraocular lenses safe and convenient.
The technical scheme of this utility model: a pair of implantation hook that is used to implant iris clamp-type artificial intraocular lenses; It is characterized in that: comprise that the right side implantation hook A that touches the right side iris implants hook B with a left side of touching the left side iris; Two implantation hooks are formed with the coupler body two parts that are connected handle by handle, and said coupler body is upper coarse and lower fine to have two places to turn round, and the hook epimere and the hook stage casing of the handle of two implantation hooks and coupler body are identical; Hook epimere and hook stage casing are positioned at same plane; Turn round between the two, the angle of turning round is 120 °～150 °, and implanting the hook end is blunt round.
The right gib head section of implanting hook A is turned round to the right, with hook epimere and hook stage casing not in same plane, the two planar angle β of living in is 90 °～110 ° with it.
A left side is implanted the gib head section of hook B and is turned round left, with hook epimere and hook stage casing not in same plane, the two planar angle β of living in is 90 °～110 ° with it.
Segment length 1～2cm on the hook of said coupler body, segment length 1.5～2.2cm in the hook, gib head segment length 3.5～3.8mm.
Said coupler body is 0.8～1.2mm at the root diameter (RD) that handle is connected part, and end diameter is 0.2～0.3mm, from top to bottom by thick extremely carefully excessive gradually.
Said coupler body is rustless steel or titanium alloy material.
There is scraggly handle grip skid-proof regions on the surface of said handle.
There is nameplate type designations district on the surface of said handle.
The total length of said handle is 5～12cm, and handle diameters is 3～10mm.
Beneficial effect: this utility model has designed the shape of hook and the concrete operation technique mode implanted.The design of this implantation hook makes implants the main otch that this type of artificial intraocular lenses only need be a 5.5mm, need not do the side otch, therefore, has reduced the damage of cornea.The end that this implants hook is the blunt nosed design of circle, to avoid stabbing iris.Use this cover to implant hook and can implant iris clamp-type artificial intraocular lenses fast and easily, avoided doing the cornea auxiliary incision of both sides simultaneously, therefore reduced corneal injury and postoperative astigmatism.
This novel implantation hook that is used for iris clamp-type artificial intraocular lenses can be used to implant iris clamp-type artificial intraocular lenses, comprises two implantation hooks, is respectively applied for the iris that crystal is held on the left and right sides, is used for the clinical ophthalmology operation.
Description of drawings
Fig. 1 is the right shape sketch map of implanting hook.
Fig. 2 is the shape sketch map that hook is implanted on a left side.
Fig. 3 is the user mode sketch map that hook is implanted on a left side.
Fig. 4 is the right user mode sketch map of implanting hook.
The right hook of implanting of Reference numeral: A-; B-implants hook in a left side; 1-handle, 2-coupler body, 2a-hook epimere, 2b-hook stage casing, 2c-gib head section, 2d-implant hook end, 3-handle grip skid-proof regions, 4-nameplate type designations district, 5-iris clamp-type artificial intraocular lenses, 6-iris, 7-pupil.
The specific embodiment
As shown in Figure 1, a pair of implantation hook that is used to implant iris clamp-type artificial intraocular lenses comprises that the right side implantation hook A that touches the right side iris implants hook B with a left side of touching the left side iris; Two implantation hooks are formed with the coupler body that is connected handle 2 two parts by handle 1; Said coupler body 2 is upper coarse and lower fine to have two places to turn round, and the hook epimere 2a of the handle of two implantation hooks and coupler body and hook stage casing 2b are identical, and hook epimere 2a and hook stage casing 2b are positioned at same plane; Turn round between the two; The angle of turning round is 120 °～150 °, and implanting the terminal 2d of hook is blunt round, to avoid stabbing iris.
The right gib head section 2c that implants hook A turns round to the right, with hook epimere 2a and hook stage casing 2b not in same plane, the two planar angle β of living in is 100 ° with it;
The gib head section 2c that hook B is implanted on a left side turns round left, with hook epimere 2a and hook stage casing 2b not in same plane, the two planar angle β of living in is 100 ° with it, hook stage casing 2b and gib head section 2c are positioned at horizontal plane
The long 1cm of hook epimere 2a of said coupler body 2, the long 1.5cm of hook stage casing 2b, the long 3.5mm of gib head section 2c.
Said coupler body 2 is 0.8mm at the root diameter (RD) that handle is connected part, and end diameter is 0.2mm, from top to bottom by thick extremely carefully excessive gradually.
Said coupler body 2 is rustless steel or titanium alloy material.
There is scraggly handle grip skid-proof regions 3 on the surface of said handle 1, so that grip.
There is nameplate type designations district 4 on the surface of said handle 1, is used for brand and model that labelling is implanted hook.
The total length of said handle 1 is 9cm, and handle diameters is 4mm.
Concrete operation technique mode: the manufacture method of operative incision is identical with traditional cataract operation, and this implantation hook is used to implant fixedly iris clamp-type artificial intraocular lenses 5.Can clamp iris clamp-type artificial intraocular lenses 5 with crystal implantation tweezer on the other hand and send into the anterior chamber, another hands is hooked in the crystal below with this implantation and stretches into the iris rear, pushes iris tissue then from the bottom up, and it is snapped in iris clamp-type artificial intraocular lenses's the iris clip.About the design of two implantation hooks are irises 6 in order to grip the left and right sides respectively.
How fixedly with the iris pawl in iris clamp-type artificial intraocular lenses 5 left sides is how the example explanation uses this apparatus below.Shown in accompanying drawing 3, outmost circle is represented the edge of cornea, and the circle of dotted line is represented pupillary margin (being the iris edge), and iris clamp-type artificial intraocular lenses is implanted in the iris front surface, before the pupil 7.In order to make two iris pawls of the iris clamp-type artificial intraocular lenses left and right sides catch iris; Before using this apparatus, earlier the anterior chamber is full of viscoelastic agent; Afterwards iris clamp-type artificial intraocular lenses is implanted tweezer with crystal and deliver to correct position, make two iris pawls be positioned at level, afterwards novel implantation hook is stretched under the crystal; Turn in the rear of iris through lesser ring of Merkel, upwards push iris it is embedded in the crystalline iris pawl.Adopt same operation to make the iris pawl on right side catch iris 6 with another apparatus, so far, operation is implanted and is finished.
Claims (7)
1. a pair of implantation hook that is used to implant iris clamp-type artificial intraocular lenses; It is characterized in that: comprise that the right side implantation hook A that touches the right side iris implants hook B with a left side of touching the left side iris; Two implantation hooks are formed with the coupler body that is connected handle (2) two parts by handle (1), and said coupler body (2) is upper coarse and lower fine to have two places to turn round, and hook epimere (2a) and hook stage casing (2b) of the handle of two implantation hooks and coupler body are identical; Hook epimere (2a) is positioned at same plane with hook stage casing (2b); Turn round between the two, the angle of turning round is 120 °～150 °, and implanting hook terminal (2d) is blunt round;
The right gib head section (2c) of implanting hook A is turned round to the right, with hook epimere (2a) and hook stage casing (2b) not in same plane, the two planar angle β of living in is 90 °～110 ° with it;
A left side is implanted the gib head section (2c) of hook B and is turned round left, with hook epimere (2a) and hook stage casing (2b) not in same plane, the two planar angle β of living in is 90 °～110 ° with it.
2. a pair of implantation hook that is used to implant iris clamp-type artificial intraocular lenses according to claim 1 is characterized in that: the long 1～2cm of the hook epimere (2a) of said coupler body (2), hook stage casing (2b) long 1.5～2.2cm, the long 3.5～3.8mm of gib head section (2c).
3. a pair of implantation hook that is used to implant iris clamp-type artificial intraocular lenses according to claim 2; It is characterized in that: said coupler body (2) is 0.8～1.2mm at the root diameter (RD) that handle is connected part; End diameter is 0.2～0.3mm, from top to bottom by thick extremely carefully excessive gradually.
4. a pair of implantation hook that is used to implant iris clamp-type artificial intraocular lenses according to claim 3 is characterized in that: said coupler body (2) is rustless steel or titanium alloy material.
5. a pair of implantation hook that is used to implant iris clamp-type artificial intraocular lenses according to claim 4, it is characterized in that: there is scraggly handle grip skid-proof regions (3) on the surface of said handle (1).
6. a pair of implantation hook that is used to implant iris clamp-type artificial intraocular lenses according to claim 5, it is characterized in that: there is nameplate type designations district (4) on the surface of said handle (1).
7. a pair of implantation hook that is used to implant iris clamp-type artificial intraocular lenses according to claim 5, it is characterized in that: the total length of said handle (1) is 5～12cm, handle diameters is 3～10mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202167843U CN202113188U (en) | 2011-06-24 | 2011-06-24 | Pair of implanting hooks for implanting iris clamping type intraocular lenses |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202167843U CN202113188U (en) | 2011-06-24 | 2011-06-24 | Pair of implanting hooks for implanting iris clamping type intraocular lenses |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202113188U true CN202113188U (en) | 2012-01-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202167843U Expired - Fee Related CN202113188U (en) | 2011-06-24 | 2011-06-24 | Pair of implanting hooks for implanting iris clamping type intraocular lenses |
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| CN (1) | CN202113188U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103919642A (en) * | 2014-03-14 | 2014-07-16 | 中国人民解放军第三军医大学第一附属医院 | Posterior sclera injection system |
-
2011
- 2011-06-24 CN CN2011202167843U patent/CN202113188U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103919642A (en) * | 2014-03-14 | 2014-07-16 | 中国人民解放军第三军医大学第一附属医院 | Posterior sclera injection system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120118 Termination date: 20120624 |