CN102908226B - Stable self-dredge glaucoma nail - Google Patents

Stable self-dredge glaucoma nail Download PDF

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Publication number
CN102908226B
CN102908226B CN 201210449467 CN201210449467A CN102908226B CN 102908226 B CN102908226 B CN 102908226B CN 201210449467 CN201210449467 CN 201210449467 CN 201210449467 A CN201210449467 A CN 201210449467A CN 102908226 B CN102908226 B CN 102908226B
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clear
eye
member
hole
nail
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CN 201210449467
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Chinese (zh)
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CN102908226A (en
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杨勋
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杨勋
成都爱尔眼科医院有限公司
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Publication of CN102908226A publication Critical patent/CN102908226A/en
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Abstract

本发明公开了一种稳固型自疏通青光眼钉,包括内部具有通孔的眼钉,其特征在于:在通孔中可沿轴向滑动地安装有一个疏通部件,在疏通部件和眼钉之间安装有一个驱动疏通部件向眼钉顶部滑动的弹性部件,在疏通部件上还设有一个顶推部分,该顶推部分至少有部分位于眼钉顶部并露出在通孔外,眼钉外表面还具有外螺纹,并配套的设有一个内部具有内螺纹的膨胀螺钉,眼钉外表面的外螺纹与膨胀螺钉配合。 The present invention discloses a stable self-glaucoma clear nail, the nail includes an inner eye having a through hole, wherein: a through-hole slidably mounted a clear member axially between the eye and the clear nail member has a drive member to clear the elastic member slides to the top of the eye nail, on the dredge pushing member is also a part, the pushing portion at least partially located in the top of the eye and exposed to the outside staple through hole, the outer surface further ocular staple an external thread, and is provided with a matching internally threaded internal expansion screw, the outer surface of the ophthalmic staple expansion screw with external threads. 本发明的有益效果是:利用眼睑的动作推动疏通部件的顶推部分,推动疏通部件在细微的通孔中滑动,有效地避免了通孔堵塞,使眼内过多的液体能够不断被引流到眼外,从而可控地降低眼压。 Advantageous effects of the present invention are: the use of action of the eyelids pushing member pushing portion clear, clear the pushing member slides in a fine through hole, the through-holes effectively avoids clogging, so that excess liquid drained into the eye can be continuously extraocular to controllably reduce intraocular pressure.

Description

稳固型自疏通青光眼钉 Solid self clear nail glaucoma

技术领域 FIELD

[0001] 本发明涉及眼科医疗器械,尤其是一种用于降低眼压的稳固型自疏通青光眼钉。 [0001] The present invention relates to an ophthalmic medical devices, in particular a method for reducing intraocular pressure in glaucoma solid self clear nail. 背景技术 Background technique

[0002] 是用于疏导青光眼眼内压力的器具。 [0002] is used to divert the glaucoma intraocular pressure appliance. 当眼内压力过高时会对眼睛内部结构造成挤压引起病变,为了降低眼睛内部压力,可以采用在眼球壁上植入疏导器具或者采用手术在眼球的膜层上开口的办法,使得眼睛内部的液体逐渐的流出,降低眼内压力。 When the intraocular pressure is too high will cause the internal structure of the eye disease caused by pressing, in order to reduce the internal pressure of the eye, the implant can be used to ease the wall of the appliance or with the way the eye surgery on the eye opening of the film, so that the interior of the eye liquid flows gradually reduce intraocular pressure. 已知的疏导器具(眼钉)通常是一个中间有通孔的钉状器具,眼内的液体通过中间的通孔流出,由于通孔的直径非常小,在使用一段时间后会导致通孔堵塞,眼钉失去效用。 Known grooming tool (eye staple) there is usually an intermediate nail tool through hole, the liquid flows out through the eye via middle, since the diameter of the through hole is very small, after a period of time can cause clogging of the through-hole , eye nail useless. 采用手术的方式在眼球的膜层上开孔虽然不会产生堵塞的问题,但随着时间的推移,开孔处会渐渐愈合,失去泄漏液体的功能。 Surgical manner on the film layer while the eye opening does not occur clogging, but over time, at the openings will gradually heal, loss of function liquid leakage.

发明内容 SUMMARY

[0003] 本发明的目的是:针对现有技术的不足,提供一结构简单,可以长期使用的稳固型自疏通青光眼钉。 [0003] The object of the present invention is: for the deficiencies of the prior art, providing a simple structure, long-term use of self-stable clear nail glaucoma.

[0004] 一种稳固型自疏通青光眼钉,包括内部具有通孔的眼钉,其特征在于:在通孔中可沿轴向滑动地安装有一个疏通部件,在疏通部件和眼钉之间安装有一个驱动疏通部件向眼钉顶部滑动的弹性部件,在疏通部件上还设有一个顶推部分,该顶推部分至少有部分位于眼钉顶部并露出在通孔外,眼钉外表面还具有外螺纹,并配套的设有一个内部具有内螺纹的膨胀螺钉,眼钉外表面的外螺纹与膨胀螺钉配合。 [0004] A stable and clear self-glaucoma nails, nail includes an inner eye having a through hole, wherein: the through hole is axially slidably mounted a clear member, installed between the eye and the clear nail member the elastic member has a driving member to clear the top of the slide to the eye nail, on the dredge pushing member is also a part, the pushing portion at least partially located in the top of the eye and exposed to the outside staple through hole, the outer surface further having a staple ocular external threads, and is provided with a matching internal expansion screw having an internal thread, the outer surface of the ophthalmic staple expansion screw with external threads. 该装置可以被安放固定在眼球壁内并贯穿眼球壁。 The device may be positioned and secured within the eye wall through the eye wall. 其中通孔和疏通部件的截面可以是不规则的形状。 Wherein the clear cross section of the through hole and the member may be an irregular shape.

[0005] 本发明的附加技术方案如下: [0005] Additional aspect of the present invention is as follows:

[0006] 优选地,所述通孔至少有部分孔壁与疏通部件之间的间隙小于50纳米。 [0006] Preferably, the gap between the through-hole of at least the portion of the hole wall and the clear member is less than 50 nanometers. 以免较大的有害物质进入眼内。 In order to avoid greater harmful substances into the eye.

[0007] 优选地,所述的弹性部件是位于眼钉顶部的弹性片。 [0007] Preferably, the resilient member is located at the top of the elastic sheet staple eye.

[0008] 优选地,所述弹性片的内侧与疏通部件上的顶推部分连接。 [0008] Preferably, the pushing portion on the inner side of the elastic sheet member to clear the connection.

[0009] 优选地,所述弹性片安装在一个盘体上,盘体可拆卸的安装在眼钉顶部。 [0009] Preferably, the elastic plate is mounted on a tray, the tray is detachably mounted on top of the staple eye.

[0010] 优选地,在通孔沿途至少有一个腔体,疏通部件经由通孔穿过腔体。 [0010] Preferably, there is at least one cavity in the through-hole along the dredge member via a through hole passing through the cavity.

[0011] 本发明的有益效果是:利用眼睑的动作推动疏通部件的顶推部分,推动疏通部件在通孔中滑动,有效地避免了通孔堵塞。 [0011] Advantageous effects of the present invention are: the use of action of the eyelids pushing member pushing portion clear, clear pushing member sliding in the through hole, the through-holes effectively avoids clogging. 更进一步地,在一些优选实施例中,可以在腔体内放置抗菌材料,抑制细菌;还可以将部分孔壁与疏通部件之间的间隙设计成较小的范围,其余部分间隙较大或为腔体,疏通部件在滑动时带动瓶颈部的阻塞物滑动进入腔体,达到更好的疏通效果;还可以将瓶颈部的间隙设得更小,以至于可以有效阻止细菌等有害物质通过;在另一实施例中,当疏通部件磨损后,可以方便的拆卸更换。 Still further, in some preferred embodiments, an antimicrobial may be placed within the cavity material inhibit bacterial; also possible to design the gap between the wall portion of the hole to clear the member to a smaller range, the remainder of a larger gap or cavity is body drive member slides clear stopper slide into the neck portion of the cavity, to achieve better results clear; bottleneck gap portion may also be made smaller provided that can effectively prevent bacteria and other harmful substances through; in another embodiment, when the clear wear member, a replacement can be easily disassembled embodiment.

附图说明[0012] 本发明将通过例子并参照附图的方式说明,其中: BRIEF DESCRIPTION [0012] The present invention will be described by way of example and with reference to the accompanying drawings, wherein:

[0013] 图1是本发明的稳固型自疏通青光眼钉实施例的示意图。 [0013] FIG. 1 is a schematic of an embodiment of a solid-type glaucoma staple clear from the present invention.

[0014] 图2是本发明稳固型自疏通青光眼钉另一实施例的示意图。 [0014] FIG. 2 is a schematic diagram of another embodiment of the invention a solid glaucoma staple from clear.

[0015] 图3是本发明稳固型自疏通青光眼钉再一实施例的示意图。 [0015] FIG. 3 is a schematic view of another embodiment of the staple of glaucoma of the present invention is a solid type from clear.

[0016] 图4是本发明实施例使用状态的示意图。 [0016] FIG. 4 is a schematic of an embodiment of the present invention use state.

具体实施方式 Detailed ways

[0017] 本发明的具体实施例1,如图1所示,一种稳固型自疏通青光眼钉,包括用于植入眼球的眼钉1,通常眼钉I的外部会具有螺纹,用于将眼钉固定在眼球中,眼钉1内部具有通孔6,在通孔6中可沿轴向滑动地安装有一个疏通部件4,在疏通部件4和眼钉1之间安装有一个驱动疏通部件4向眼钉I顶部滑动的弹性片3,弹性片3是安装在一个盘体2上,盘体2可拆卸的安装在眼钉I顶部,在疏通部件4上还设有一个顶推部分,该顶推部分位于眼钉顶部并露出在通孔6外,露出的部分与弹性片3的内侧相连接。 [0017] Specific embodiments of the present invention, as shown, a robust self-glaucoma clear nail, comprising a nail for implantation in the eye of the eye, the external eye will generally have a staple thread I, for eye fixation in the eye, the nail 1 inside the eye has a through hole 6 in the through hole 6 is slidably mounted a clear member 4 in the axial direction, between the member 4 and the eyes clear nail 1 has a drive member dredge 4 slides toward the top of the eye I staple elastic sheet 3, the elastic sheet 3 is mounted on a disc 2, the disc 2 is removably mounted on top of the eye I nail, on the dredge member 4 also has a pushing portion, the pushing portion at the top of the eye and exposed to the outside through the staple holes 6, the inner exposed portion of the resilient sheet 3 is connected. 本实施例在通孔中还设有多个腔体5,腔体5内可以容纳杀菌的药物,用于抑制细菌进入眼球,并且腔体部分不易发生堵塞。 In the present embodiment, the through holes are also provided with a plurality of cavities 5, 5 can be accommodated within the cavity sterilization medicament for inhibiting bacteria into the eye, and less prone to plugging cavity portion. 本例中通孔的部分孔壁与疏通部件之间的间隙小于50纳米,在控制泄漏量的基础上,如果采取更小的间隙有利于阻止细菌病毒等经由通孔进入眼球。 The gap between the hole wall portion of the present embodiment and the member to clear the through hole is less than 50 nm, on the basis of the control on the amount of leakage, if taken in favor smaller gaps to prevent bacteria and viruses from entering the eye through the through hole. 眼钉I的外部具有螺纹,与螺纹配合的是膨胀螺钉7内部的内螺纹,在使用时,先将膨胀螺钉7固定在眼球中,在将稳固型自疏通青光眼钉I旋转装入膨胀螺钉7中即可。 External I nail has a threaded eye, is threadedly engaged with the internal thread 7 inside the expansion screw, in use, the first expansion screw 7 is fixed in the eye, in the solid type I from rotating charged with clear nail glaucoma expansion screw 7 It can be. 本装置在使用时可以安放固定在眼球壁内并贯穿眼球壁,利用眼睑的动作推动疏通部件的顶推部分,眨眼时眼睑推动疏通部件在通孔中向下滑动,然后疏通部件由弹性部件驱动回复到初始位置,可以有效地避免了通孔堵塞。 When using this unit can be placed and secured within the eye wall through the eye wall, using the action of the eyelids pushing member pushing portion clear, clear eyelid pushing member slides downward in the through hole blink, and then clear the driven member by an elastic member returns to the initial position, can effectively prevent the clogging of the through-hole.

[0018] 上述实施例是本发明的优选实施例,根据实际情况也可以做出结构调整,例如用弹簧代替弹性片3,然后在疏通部件4顶部直接设顶推部分;或者不在通孔内设置腔体,简化通孔结构。 [0018] The above-described embodiment is a preferred embodiment of the present invention, may be made according to the actual structural adjustment, for example, instead of the elastic sheet 3 by the spring, and then clear the top member 4 is provided directly pushing portion; or not the through-hole chamber, simplifying the structure of the through hole.

[0019] 本发明的另一实施例,如图2所示,一种稳固型自疏通青光眼钉,包括用于植入眼球的眼钉1,整个眼钉用抑菌材料制作,眼钉I内部具有通孔6,在通孔6中可沿轴向滑动地安装有一个疏通部件4,在疏通部件4和眼钉I之间安装有一个驱动疏通部件4向眼钉I顶部滑动的弹性片3,弹性片3是安装在一个盘体2上,盘体2可拆卸的安装在眼钉I顶部,在疏通部件4上还设有一个顶推部分,该顶推部分位于眼钉顶部并露出在通孔6外,露出的部分与弹性片3的内侧相连接,眼钉I的外部具有螺纹,与螺纹配合的是膨胀螺钉7内部的内螺纹,在使用时,先将膨胀螺钉7固定在眼球中,在将稳固型自疏通青光眼钉旋转装入膨胀螺钉中即可。 [0019] Another embodiment of the present invention, shown in Figure 2, a robust self-glaucoma clear nail, comprising a nail for implantation in the eye of the eye 1, the entire ophthalmic staple bacteriostatic material, a staple inside the eye I 6 has a through hole, the through hole 6 is slidably mounted a clear member 4 in the axial direction, between the eyes and clear nail member 4 has a drive I clear the elastic sheet member 4 slides toward the top of the eye 3 staple I , the elastic sheet 3 is mounted on a disc 2, the disc 2 is removably mounted on top of the eye staple I, on the dredge member 4 also has a pushing portion, the pushing portion at the top of the eye and exposed nails the through holes 6, the inner exposed portion of the resilient sheet 3 is connected to the external I nail eye threaded with an internal thread is screwed inside the expansion screw 7, during use, the expansion screw is fixed in the eye 7 in the clear from the solid-type expansion screw in rotation of the nail charged to glaucoma. 本例中通孔的部分孔壁与疏通部件之间的间隙小于50纳米,在控制泄漏量的基础上,如果采取更小的间隙有利于阻止细菌病毒等经由通孔进入眼球。 The gap between the hole wall portion of the present embodiment and the member to clear the through hole is less than 50 nm, on the basis of the control on the amount of leakage, if taken in favor smaller gaps to prevent bacteria and viruses from entering the eye through the through hole.

[0020] 本发明的实施例3,与实施例2结构相似,不同之处在于,在本例中在眼钉内部的通孔6设为多条,并增设对应数量的疏通部件4,用于增加眼钉的泄漏量。 [0020] Example 3 of the present invention, the structure similar to Example 2, except that, in the present embodiment is set inside the through-hole of the eye a plurality of spikes (6), and the addition of a corresponding number of clear member 4 for increase the amount of leakage eye nail.

[0021] 在上述实施例中,可以将弹性片3的弹性模数设计成满足下述条件:当眼内压大于5_汞柱时,弹性片3受到的推力大于5_汞柱时,弹性片3才驱动疏通部件4向眼钉I顶部滑动。 [0021] In the above embodiment, the elastic sheet may be an elastic modulus of 3 is designed to satisfy the following condition: When 5_ Hg intraocular pressure is greater than the resilient sheet 3 is subjected to thrust greater than 5_ Hg, elastic 3 was clear sheet driving member 4 slides toward the top of the eye staple I.

[0022] 图4中所示,是本发明实施例的自疏通青光眼钉在植入眼中后,将膨胀螺钉7挤开后的状态。 As shown in FIG. 4 [0022], glaucoma is clear from the embodiment of the staple after implantation of the present invention, the eyes, the expanded state after the screw extrusion opening 7.

[0023] 本说明书中公开的所有特征,或公开的所有方法或过程中的步骤,除了互相排斥的特征和/或步骤以外,均可以以任何方式组合。 [0023] All of the features disclosed in this specification, or all of the methods disclosed processes or steps, except the mutually exclusive features and / or steps, can be combined in any manner.

[0024] 本说明书(包括任何附加权利要求、摘要和附图)中公开的任一特征,除非特别叙述,均可被其他等效或具有类似目的的替代特征加以替换。 [0024] In this specification (including any accompanying claims, abstract and drawings) disclosed in any one of a feature unless specifically recited, may be replaced by other equivalent or alternative features having similar purpose. 即,除非特别叙述,每个特征只是一系列等效或类似特征中的一个例子而已。 That is, unless specifically described, each feature is only one example of a series of equivalent or similar features only.

[0025]本发明并不局限于前述的具体实施方式。 [0025] The present invention is not limited to the foregoing specific embodiments. 本发明扩展到任何在本说明书中披露的新特征或任何新的组合,以及披露的任一新的方法或过程的步骤或任何新的组合。 The present invention extends to any novel features disclosed in this specification, or any novel combination, or any novel combination, and any steps disclosed a new method or process.

Claims (9)

1.一种稳固型自疏通青光眼钉,包括内部具有通孔的眼钉,眼钉外表面具有外螺纹,并配套的设有一个内部具有内螺纹的膨胀螺钉,眼钉外表面的外螺纹与膨胀螺钉配合,其特征在于:在通孔中沿轴向滑动地安装有一个疏通部件,在疏通部件和眼钉之间安装有一个驱动疏通部件向眼钉顶部滑动的弹性部件,在疏通部件上还设有一个顶推部分,该顶推部分至少有部分位于眼钉顶部并露出在通孔外。 A clear stable self glaucoma nails, nail includes an inner eye having a through hole, the outer surface having external threads ocular staple, and supporting an internal expansion screw is provided with an internal thread, the external thread and the outer surface of the ophthalmic staple with the expansion screw, characterized in that: there is axially slidably mounted a clear member in the through hole, between the eye and the clear nail member has a drive member to clear the elastic member slides to the top of the eye screw, and clear in the member there is also a pushing portion, the pushing portion at least partially located in the top of the eye and exposed to the outside staple through hole.
2.根据权利要求1所述的稳固型自疏通青光眼钉,其特征在于:所述通孔至少有部分孔壁与疏通部件之间的间隙为小于50纳米。 Solid-type according to claim 1, from the clear nail glaucoma, wherein: said through hole having at least a gap between the portion of the hole to clear the wall member is less than 50 nanometers.
3.根据权利要求1所述的稳固型自疏通青光眼钉,其特征在于:所述的弹性部件是位于眼钉顶部的弹性片。 The solid from the type of glaucoma clear nail claim 1, wherein: the elastic member is located at the top of the elastic sheet staple eye.
4.根据权利要求3所述的稳固型自疏通青光眼钉,其特征在于:所述弹性片的内侧与疏通部件上的顶推部分连接。 According to claim 3, wherein said solid type clear from glaucoma nails, characterized in that: the pushing portion on the inner side of the elastic sheet member to clear the connection.
5.根据权利要求4所述的稳固型自疏通青光眼钉,其特征在于:所述弹性片安装在一个盘体上,盘体可拆卸的安装在眼钉顶部。 According to claim 4, wherein the solid type from glaucoma clear nail, characterized in that: the elastic sheet is mounted on a tray, the tray is detachably mounted on top of the staple eye.
6.根据权利要求1或2或3所述的稳固型自疏通青光眼钉,其特征在于:在通孔沿途至少有一个腔体,疏通部件经由通孔穿过腔体。 The stability of the type 1 or 2 or as claimed in claim 3, since clear nail glaucoma, wherein: at least one cavity has a through hole along the dredge member via a through hole passing through the cavity.
7.根据权利要求5所述的稳固型自疏通青光眼钉,其特征在于:在通孔沿途至少有一个腔体,疏通部件经由通孔穿过腔体。 7. The solid-type according to claim 5, wherein the staple from clear glaucoma, wherein: at least one cavity in the through-hole along the dredge member via a through hole passing through the cavity.
8.根据权利要求1或2或3所述的稳固型自疏通青光眼钉,其特征在于:所述弹性部件的弹性模数小于5mm萊柱。 The clear nail 8. Since glaucoma solid type 1 or claim 2 or claim 3, wherein: the elastic modulus of the elastic member is less than 5mm Levin column.
9.根据权利要求1或2或3所述的稳固型自疏通青光眼钉,其特征在于:眼钉内部的通孔数量大于等于I条。 9. The solid type 1 or claim 2 or claim 3 from glaucoma clear nail, characterized in that: the number of through holes equal to the interior of the eye is greater than I the staple strip.
CN 201210449467 2012-11-12 2012-11-12 Stable self-dredge glaucoma nail CN102908226B (en)

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