CN102935025A - Corneal contact lens fixing device - Google Patents
Corneal contact lens fixing device Download PDFInfo
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- CN102935025A CN102935025A CN2012104251315A CN201210425131A CN102935025A CN 102935025 A CN102935025 A CN 102935025A CN 2012104251315 A CN2012104251315 A CN 2012104251315A CN 201210425131 A CN201210425131 A CN 201210425131A CN 102935025 A CN102935025 A CN 102935025A
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- contact lens
- batter
- retainer ring
- corneal contact
- connecting band
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Abstract
The invention provides a corneal contact lens fixing device which comprises an eye speculum, two connection belts and a round fixing ring. Two side feet which are a first side foot and a second side foot respectively are symmetrically arranged on the fixing ring; the eye speculum is provided with two eyelid opening hooks which are matched with shapes of eyelids, and the eyelid opening hooks are a first eyelid opening hook and a second eyelid opening hook respectively; the connection belts are a first connection belt and a second connection belt respectively; one end of the first connection belt is connected with the first side foot, and the other end of the first connection belt is connected with the first eyelid opening hook; and one end of the second connection belt is connected with the second side foot, and the other end of the second connection belt is connected with the second eyelid opening hook. The corneal contact lens fixing device has the advantages that during operation, the fixing ring can be fixed on an eyeball without suture, and the phenomenon that the eyeball of a patient is damaged due to the suture is avoided; during operation, the corneal contact lens fixing device is only required to open an eyelid of the patient so that operation time is greatly reduced; the fixing effects are good; and operation risks are reduced.
Description
Technical field
The present invention relates to a kind of medical apparatus and instruments, specifically, relate to a kind of corneal contact lens fixture for ophthalmologic operation.
Background technology
Corneal contact lens is operating theater instruments indispensable in the Liquid Perflurocarbon, and as in Vitrectomy, corneal contact lens just is widely applied.Use corneal contact lens just must be used in conjunction with apparatus and fix contact lens at anterior corneal surface, what be commonly used at present fixing contact lens is the corneal contact lens retainer ring, this retainer ring has two batters, in the operation, utilize suture that the retainer ring batter is passed through suture of conjunctiva in scleral surface, thereby reach the fixedly purpose of contact lens.
The weak point of present this corneal contact lens retainer ring is:
1, in the operation corneal contact lens retainer ring is sewn to scleral surface and need to spends certain hour, operating time prolongs, and has infection risk;
2, the stitching meeting causes certain damage to patient's part tissue of eye, such as subconjunctival hemorrhage, perforation of eyeball etc.;
3, commissural sutures easily comes off repeatedly, and fixed effect is not good enough.
So, be badly in need of at present a kind of corneal contact lens retainer ring that need not to sew up, thereby better guarantee patient health and surgical effect.
Summary of the invention
In order to address the above problem, the invention provides a kind of corneal contact lens fixture, corneal contact lens retainer ring fixed effect be can solve in the prior art not good enough, and part tissue of eye damage, the technical problems such as postoperative infection risk increase brought to patient with operation.
For achieving the above object, the invention provides a kind of corneal contact lens fixture, comprise eye speculum, connecting band, also comprise retainer ring, described retainer ring is a circular rings, is arranged with two batters on the retainer ring, is respectively the first batter and the second batter; Described eye speculum have two adapt to the eyelid shapes drive the eyelid hook, be respectively first and drive eyelid hook and second and drive the eyelid hook; Described connection is respectively the first connecting band and the second connecting band with two; The first connecting band one end is connected with the first batter, and the other end and first is driven the eyelid hook and is connected; The second connecting band one end is connected with the second batter, and the other end and second is driven the eyelid hook and is connected.The effect of eye speculum is the eyelid that struts patient with operation, in the operation two open eyelid be hooked in strut eyelid after, its position with respect to eyeball is relatively fixed, retainer ring is driven the eyelid hook and is connected with two by two connecting bands, be subject to respectively the pulling force of the first connecting band and the second connecting band, because the opposite direction of these two pulling force so define the position of retainer ring on cornea, need not by means such as stitchings retainer ring to be fixed on the cornea surface again.
Further, described batter and retainer ring are integrated.With batter and retainer ring are integrated can be so that being connected between batter and retainer ring be the most stable.
Further, described batter one end links to each other with retainer ring, and the other end of this end extension arm is provided with uncinus, and the opening of uncinus is towards the retainer ring center of circle.
Further, described batter one end links to each other with retainer ring, has a fixed angle between the inner plane that this end extension arm and retainer ring surround.
Further, described angle is 150 °.
Two batters are for being oppositely arranged.One end of batter is provided with uncinus, can be directly in the operation with an end hook of connecting band on batter, in operation, connecting band tied up to this connected mode on the batter than needs, connecting band directly is hooked on the batter both can saves time, and it is very convenient quick to operate, also very convenient in the time of need to taking off connecting band and change.In addition, just in case in the operation because when Rotation of eyeball or top press operation, directly catch on the fixed effect of retainer ring when not so good with connecting band, can also make the conventional suture that passes through into the retainer ring batter is sewn to scleral surface, because an end of batter links to each other with retainer ring, has a fixed angle (preferred 150 ° of this angle) between the inner plane that this end extension arm and retainer ring surround, namely should hold extension arm and sclera tangent line on same straight line, this extension arm and eyeball surface paste volt, and be very convenient during stitching.
Further, described connecting band is elastic webbing.In the operation, when first on the eye speculum leaves eyelid hook and second and drives the eyelid hook and strut eyelid, being connected to first opens the first connecting band and the second connecting band that eyelid hook, second opens on the eyelid hook and strains to both sides respectively, and then the drive retainer ring is fixed on anterior corneal surface by the pulling force of two-side elastic band, because the eyeball size of patient with operation is slightly different, the connecting band material is elected as with certain elastic material, so that the fixed effect of retainer ring is better.
Further, described connecting band is the endless belt.Connecting band is made as annular, so that the one end can directly be enclosed within on the batter, the other end can directly be enclosed within and adjoining the opening on the eyelid hook of this batter.
In like manner, in order to reach approximate technique effect, connecting band can also be designed to two ends respectively with an endless belt, the endless belt with an end during use is enclosed within on the batter, and the endless belt of the other end can directly be enclosed within and adjoining the opening on the eyelid hook of this batter.Because people's fissura palpebrae is very little, the medical apparatus and instruments that is used on the Orbital Surgery should be succinct as far as possible, brings unnecessary trouble when avoiding performing the operation, so, comparatively speaking, connecting band directly is made as annular has more practicality.
Further, described connecting band one end is enclosed within on the batter, and the other end is enclosed within open eyelid hook on corresponding with this batter.
Further, described eye speculum drives the eyelid hook by two and two support arms form, and drives the eyelid hook for two and is oppositely arranged, and an end of driving the eyelid hook is connected with support arm one end, and the other end of two support arms is connected again; The described eyelid hook of opening is " U-shaped ".Eye speculum is the apparatus commonly used in the ophthalmologic operation, eye speculum and retainer ring are used in conjunction with, reach and need not to sew up the effect that just retainer ring can be fixed on eyeball surface, both convenient, practical again, can be replaced with the eye speculum of different model size according to the practical situation of patient with operation, all not affect it to the fixed effect of retainer ring.
The use step of corneal contact lens fixture of the present invention is as follows:
1, before need are placed the corneal contact lens retainer ring in the operation, the first connecting band one end is connected with the first batter of retainer ring, the other end and first is driven the eyelid hook and is connected; The second connecting band one end is connected with the second batter again, and the other end and second is driven the eyelid hook and is connected; This moment, retainer ring was subject to the opposite pulling force of both direction that the first connecting band and the second connecting band bring, and drove eyelid hook and second and opened on a certain position in the middle of the eyelid hook thereby be fixed on first;
When 2, placing the corneal contact lens retainer ring, with using separately the operation technique of eye speculum the same at ordinary times, drive eyelid hook and second with first and open the eyelid that the eyelid hook struts patient with operation, retainer ring is fixed on the anterior corneal surface at eyeball surface center naturally, then just can carry out next step operation technique.
The advantage of corneal contact lens fixture of the present invention is:
1, need not by sewing up just can reach the contact lens retainer ring to be fixed on the eyeball relatively, can be to patient's eyeball injury;
2, need only the eyelid that directly struts the patient with device in the operation, greatly reduced operating time;
3, good fixing effect;
4, reduced the postoperative complication risk.
Description of drawings
Figure 1 shows that the structural representation of a kind of corneal contact lens fixture of the present invention;
Figure 2 shows that the structural representation with the retainer ring of batter.
The corresponding relation of attached number in the figure is as follows:
1: retainer ring;
201: the first batters;
202: the second batters;
301: the first connecting bands;
302: the second connecting bands;
4: eye speculum;
Drive the eyelid hook at 501: the first;
Drive the eyelid hook at 502: the second;
601: the first support arms;
602: the second support arms.
The specific embodiment
Provide the present invention a kind of specific embodiment of corneal contact lens fixture below in conjunction with accompanying drawing.
Figure 1 shows that the structural representation of a kind of corneal contact lens fixture of the present invention.Figure 2 shows that the structural representation with the retainer ring of batter.
As depicted in figs. 1 and 2, a kind of corneal contact lens fixture of the present invention comprises retainer ring 1, eye speculum 4 and connecting band.
Described retainer ring 1 is the circular metal ring, is arranged with the first batter 201 and the second batter 202 about the center of circle on the retainer ring 1.The first batter 201 and the second batter 202 are " V " type, and two batters are for being oppositely arranged, and have 150 ° of angles between the inner plane that limit of described " V " type batter and retainer ring surround.Described batter and retainer ring 1 are integrated.
Described eye speculum 4 by two adapt to the eyelid shapes drive the eyelid hook and two support arms form, the described eyelid hook of opening is " U-shaped ", drives the eyelid hook for two to be oppositely arranged, and is respectively first and drives eyelid hook 501 and second and drive eyelid hook 502; Two support arms are respectively the first support arm 601 and the second support arm 602, an end of driving the eyelid hook is connected with support arm one end, the other end of two support arms is connected again, namely to drive eyelid hook 501 affixed for the first support arm 601 1 ends and first, it is affixed that the second support arm 602 1 ends and second are driven eyelid hook 502, then the other end Joint of the other end of the first support arm 601 and the second support arm 602, whole eye speculum 4 is made one.
Described connection is annular and with certain elasticity, is respectively the first connecting band 301 and the second connecting band 302 with two; The first connecting band 301 1 ends and 201 sockets of the first batter, the other end and first is opened 501 sockets of eyelid hook; The second connecting band 302 1 ends and 202 sockets of the second batter, the other end and second is opened 502 sockets of eyelid hook.
The use step of corneal contact lens fixture of the present invention is as follows:
1, need to place the corneal contact lens retainer ring in the operation before, with the first batter 201 sockets of the first connecting band 301 1 ends and retainer ring 1, the other end and first is driven eyelid hook 501 and is socketed; Again the second connecting band 302 1 ends and 202 sockets of the second batter, the other end and second is opened 502 sockets of eyelid hook; This moment, retainer ring 1 was subject to the opposite pulling force of both direction that the first connecting band 301 and the second connecting band 302 bring, and drove eyelid hook 501 and second and opened on a certain position in the middle of the eyelid hook 502 thereby be fixed on first;
When 2, placing the corneal contact lens retainer ring, with using separately the operation technique of eye speculum 4 the same at ordinary times, drive eyelid hook 501 and second with first and open the eyelid that eyelid hook 502 struts patient with operation, on retainer ring 1 is fixed on the anterior corneal surface at eyeball surface center naturally, then just can carry out next step operation technique.
The above only is preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from structure of the present invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (9)
1. a corneal contact lens fixture comprises eye speculum, connecting band, it is characterized in that, also comprises retainer ring, and described retainer ring is a circular rings, is arranged with two batters on the retainer ring, is respectively the first batter and the second batter;
Described eye speculum have two adapt to the eyelid shapes drive the eyelid hook, be respectively first and drive eyelid hook and second and drive the eyelid hook;
Described connection is respectively the first connecting band and the second connecting band with two;
The first connecting band one end is connected with the first batter, and the other end and first is driven the eyelid hook and is connected;
The second connecting band one end is connected with the second batter, and the other end and second is driven the eyelid hook and is connected.
2. corneal contact lens fixture as claimed in claim 1 is characterized in that, described batter and retainer ring are integrated.
3. corneal contact lens fixture as claimed in claim 1 is characterized in that, described batter one end links to each other with retainer ring, and the other end of this end extension arm is provided with uncinus, and the opening of uncinus is towards the retainer ring center of circle.
4. corneal contact lens fixture as claimed in claim 3 is characterized in that, described batter one end links to each other with retainer ring, has a fixed angle between the inner plane that this end extension arm and retainer ring surround.
5. corneal contact lens fixture as claimed in claim 4 is characterized in that, described angle is 150 °.
6. corneal contact lens fixture as claimed in claim 1 is characterized in that, described connecting band is elastic webbing.
7. corneal contact lens fixture as claimed in claim 1 is characterized in that, described connecting band is the endless belt.
8. corneal contact lens fixture as claimed in claim 7 is characterized in that, described connecting band one end is enclosed within on the batter, and the other end is enclosed within open eyelid hook on corresponding with this batter.
9. corneal contact lens fixture as claimed in claim 1, it is characterized in that, described eye speculum drives the eyelid hook by two and two support arms form, and drives the eyelid hook for two and is oppositely arranged, an end of driving the eyelid hook is connected with support arm one end, and the other end of two support arms is connected again; The described eyelid hook of opening is " U " shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210425131.5A CN102935025B (en) | 2012-10-31 | 2012-10-31 | A kind of corneal contact lens fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210425131.5A CN102935025B (en) | 2012-10-31 | 2012-10-31 | A kind of corneal contact lens fixture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102935025A true CN102935025A (en) | 2013-02-20 |
| CN102935025B CN102935025B (en) | 2015-08-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210425131.5A Expired - Fee Related CN102935025B (en) | 2012-10-31 | 2012-10-31 | A kind of corneal contact lens fixture |
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| Country | Link |
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| CN (1) | CN102935025B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102014225636A1 (en) | 2014-12-11 | 2016-06-16 | Carl Zeiss Meditec Ag | Device and method for determining a relative geometric position of an eye |
| CN110880261A (en) * | 2019-10-12 | 2020-03-13 | 温州医科大学附属眼视光医院 | Eyelid retractor capable of fixing eyeball dislocation |
| CN113456133A (en) * | 2021-07-28 | 2021-10-01 | 熊义斌 | Eyelid retractor |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2144488Y (en) * | 1992-07-31 | 1993-10-27 | 杨朝忠 | Multifunctional eyelid retractor |
| CN1447672A (en) * | 2001-06-21 | 2003-10-08 | 保谷保健股份有限公司 | Holder of contact lens for vitreous body operation, and holding part and connection part of contact lens for vitreous body operation |
| JP2011062502A (en) * | 2009-08-18 | 2011-03-31 | Hoya Corp | Holding device of contact lens for vitreous body surgery, holding device set as well as the contact lens for vitreous body surgery and lens set |
| CN202892205U (en) * | 2012-10-31 | 2013-04-24 | 中国人民解放军第二军医大学 | Corneal contact lens fixing device |
-
2012
- 2012-10-31 CN CN201210425131.5A patent/CN102935025B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2144488Y (en) * | 1992-07-31 | 1993-10-27 | 杨朝忠 | Multifunctional eyelid retractor |
| CN1447672A (en) * | 2001-06-21 | 2003-10-08 | 保谷保健股份有限公司 | Holder of contact lens for vitreous body operation, and holding part and connection part of contact lens for vitreous body operation |
| JP2011062502A (en) * | 2009-08-18 | 2011-03-31 | Hoya Corp | Holding device of contact lens for vitreous body surgery, holding device set as well as the contact lens for vitreous body surgery and lens set |
| CN202892205U (en) * | 2012-10-31 | 2013-04-24 | 中国人民解放军第二军医大学 | Corneal contact lens fixing device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102014225636A1 (en) | 2014-12-11 | 2016-06-16 | Carl Zeiss Meditec Ag | Device and method for determining a relative geometric position of an eye |
| CN110880261A (en) * | 2019-10-12 | 2020-03-13 | 温州医科大学附属眼视光医院 | Eyelid retractor capable of fixing eyeball dislocation |
| CN110880261B (en) * | 2019-10-12 | 2021-06-18 | 温州医科大学附属眼视光医院 | Eyelid retractor capable of fixing eyeball dislocation |
| CN113456133A (en) * | 2021-07-28 | 2021-10-01 | 熊义斌 | Eyelid retractor |
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| Publication number | Publication date |
|---|---|
| CN102935025B (en) | 2015-08-19 |
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