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    • 3. 发明授权
    • Small incision lens
    • 小切口镜片
    • US06786928B2
    • 2004-09-07
    • US10195953
    • 2002-07-16
    • Wayne B. CallahanJeffery S. Callahan
    • Wayne B. CallahanJeffery S. Callahan
    • A61F216
    • A61F2/1613A61F2/00
    • This patent represents a deformable artificial intraocular lens for implantation into the human eye. The lens is used for implantation after cataract surgery. The lens optic consists of one smooth optical surface. The second optical surface is a series of annular concentric rings. The rings allow the lens to have extremely thin edges, which reduce glare, halos, and distortion. The extremely thin lens optic along with the thin haptic can be rolled, folded, or squeezed to pass through a small incision (
    • 该专利代表用于植入人眼的可变形人造眼内透镜。 该镜片用于白内障手术后的植入。 透镜由一个光滑的光学表面组成。 第二光学表面是一系列环形同心环。 这些环允许镜头具有非常薄的边缘,这减少了眩光,光晕和变形。 极薄的透镜和薄的触觉可以滚动,折叠或挤压,以通过人眼角膜或巩膜中的小切口(<1.5毫米)。 该透镜代表从透镜中去除质量的突破。 超薄透镜和触觉设计允许镜片在眼睛中移动,为患者提供住宿。 透镜和触觉设计将眼睛上的径向力减小到眼睛中的自然发生的压力移动透镜从而提供适应性的点。 在所有当前的镜头设计中,触觉件施加足够的径向力以防止眼睛中的自然力移动镜片。 超薄透镜和触觉设计允许镜片在眼睛中移动,为患者提供住宿。
    • 6. 发明授权
    • Crossed haptics for intraocular lenses
    • 用于眼内透镜的交叉触觉
    • US06517577B1
    • 2003-02-11
    • US09568019
    • 2000-05-10
    • Wayne B. CallahanJ. Scott Callahan
    • Wayne B. CallahanJ. Scott Callahan
    • A61F216
    • A61F2/1613A61F2002/1686
    • A crossed haptics attached to an intraocular lens suitable for implantation in either a phakic or an aphakic eye and a method for implanting and releasing the haptics after implantation in the eye, wherein. The lens comprises a very thin, deformable optic having two pairs of haptics attached to the optic by means of two stems 180° apart on the circumference of the optic, the stems being wider and thinner at the base attached to the periphery of the optic, and tapering to a narrower and thicker tip to which each haptic is connected at opposite edges of the stem. Each haptic optionally sweeps about the periphery of the optic so that the angle subtended by a radial line extending from the center of the optic through the center of a footplate and a second radial line extending from the center of the optic through the center of the stem to which it attaches is about 135°. Also disclosed is a haptic design comprising four footplates which are all independently attached to an optic transition area. The optic transition area is the area where the haptics engage the optic. This embodiment is preferably inserted into the eye by a rolling method. As such, this embodiment provides a lens with excellent flexibility and allows the haptics to be placed inside a rolled optic and return to their natural shape when unrolled.
    • 连接到适合植入在晶状体或无晶状体眼中的眼内透镜的交叉触觉件以及植入眼睛后植入和释放触觉件的方法。 透镜包括非常薄的,可变形的光学元件,其具有通过在光学元件的圆周上相隔180°的两个杆附接到光学元件的两对襻,所述杆在附接到光学元件的外围的基部处更宽和更薄, 并且逐渐变细到每个触觉件在杆的相对边缘处连接到的较窄和较厚的尖端。 每个触觉件可选地围绕光学元件的周边进行扫描,使得该角度由从光学器件的中心延伸到底板的中心的径向线和从光学器件的中心延伸穿过杆的中心的第二径向线 它附着约135°。 还公开了包括四个脚板的触觉设计,其全部独立地附接到光学过渡区域。 光学过渡区域是触觉件与光学元件接合的区域。 该实施方案优选通过滚压法插入眼中。 因此,该实施例提供了具有优异柔性的透镜,并且允许将触觉件放置在滚动的光学元件内并且当展开时返回到其自然形状。
    • 7. 发明授权
    • Method of implanting a deformable intraocular corrective lens
    • 植入可变形眼内矫正透镜的方法
    • US06488707B1
    • 2002-12-03
    • US09441425
    • 1999-11-16
    • Wayne B. CallahanJeffrey S. Callahan
    • Wayne B. CallahanJeffrey S. Callahan
    • A61F216
    • A61F2/1602A61F9/007A61F2002/1681
    • A deformable, artificial intraocular contact lens for implantation into the human eye to correct normal-vision problems. The lens may be positioned posteriorly from the iris, resting against the anterior surface of the posterior capsule's natural lens. Alternatively, the lens may be positioned in the anterior chamber of the eye. The implanted lens works in conjunction with the cornea and natural lens to provide proper vision, as a substitute for regular contact lens, spectacles, and radial keratotomy. The lens may be designed from a rigid or semi-rigid material. Due to the thinness of the structure, the lens may be rolled and inserted into the eye, minimizing both the length of the corneal incision and the stretching of the cornea.
    • 一种可变形的人工眼内接触镜,用于植入人眼以矫正正常视力问题。 透镜可以从虹膜的后方定位,抵靠后囊的天然镜片的前表面。 或者,透镜可以定位在眼睛的前房中。 植入的镜片与角膜和天然镜片结合工作,以提供适当的视力,作为常规隐形眼镜,眼镜和径向角膜切开术的替代品。 透镜可以由刚性或半刚性材料设计。 由于结构的薄度,可以将镜片卷入并插入眼睛,使得角膜切口的长度和角膜的拉伸最小化。
    • 8. 发明授权
    • Unitary intraocular lens providing four-point support
    • 单眼眼内镜提供四点支撑
    • US4581033A
    • 1986-04-08
    • US689617
    • 1985-01-08
    • Wayne B. Callahan
    • Wayne B. Callahan
    • A61F2/16
    • A61F2/16A61F2002/1681A61F2002/1683
    • An intraocular lens suitable for implantation providing four points of supporting contact within the eye and having, in unitary construction, a generally circular central lens body having, in the circular plane of the lens, centered about the 12:00 o'clock position a flat tab for manipulating the device during implantation or removal, and, in definition relative to a projection in the same plane defined by the tab and lens body, two flexible haptic lines symmetrically centered about the 6:00 o'clock position emerging between the 4:00-5:30 and 6:30-8:00 regions, respectively, which haptic lines radiate away from the central lens body following arcs defined by a common radius 0.40-0.60 times the planar radius of the central lens body; wherein said haptics symmetrically trace smooth, diverging curves ("knees") ranging from 30.degree.-50.degree. and proceed, respectively, parallel to lines tangent to the central lens body at points in the region 7:30-8:30 and 3:30-4:30, respectively; wherein each haptic terminates in identical, generally circular, discs ("footplates") in the common plane defined by the haptics, radiating outward and tangent to the medial surface of the haptic with said footplate having a radius ranging from 0.15-0.25 times the radius of the central lens body; wherein the outer perimeter of the two footplates and the outer perimeter of the two knees defined by said diverging curves of the haptics provide the four points of supporting contact in the anterior angle (anterior chamber placement), in the ciliary sulcus (posterior chamber placement), or in the capsular sac (posterior chamber placement).
    • 一种适合于植入的眼内透镜,其在眼睛内提供四个支撑接触点,并且具有整体结构,该透镜的圆形平面中具有大致圆形的中心透镜体,该透镜主体在透镜的圆形平面内以中心为中心, 用于在植入或移除期间操纵装置的突出部分,并且在相对于由突片和透镜主体限定的同一平面中的突起的定义中,两个柔性触觉线对称地以4: 00-5:30和6:30-8:00区域,这些触觉线随着中心透镜体的平面半径的公差半径为0.40-0.60倍的弧度而远离中心透镜体辐射; 其中所述触觉件对称地跟踪平滑,发散的曲线(“膝盖”),范围为30°-50°,并且分别平行于在区域7:30-8:30和3:30-8:30的点处与中心透镜体相切的线。 30-4:30; 其中每个触觉终止于由所述触觉件限定的共同平面中的相同的,大致圆形的盘(“脚踏板”),所述平面与所述触觉件的内侧表面向外辐射并且与所述触板的内表面相切,所述脚板的半径范围为半径的0.15-0.25倍 的中心透镜体; 其中由所述触觉件的所述发散曲线限定的两个脚踏板的外周和两个膝盖的外周提供在睫状沟(后室放置)中的前角(前房放置)中的四个支撑接触点, ,或在囊囊(后室放置)中。
    • 9. 发明授权
    • Deformable intraocular corrective lens
    • 可变形眼内矫正镜片
    • US06921415B2
    • 2005-07-26
    • US10263359
    • 2002-10-01
    • Wayne B. CallahanJeffrey S. Callahan
    • Wayne B. CallahanJeffrey S. Callahan
    • A61F2/16
    • A61F2/1602A61F9/007A61F2002/1681
    • A deformable, artificial intraocular contact lens for implantation into the human eye to correct normal-vision problems. The lens may be positioned posteriorly from the iris, resting against the anterior surface of the posterior capsule's natural lens. Alternatively, the lens may be positioned in the anterior chamber of the eye. The implanted lens works in conjunction with the cornea and natural lens to provide proper vision, as a substitute for regular contact lens, spectacles, and radial keratotomy. The lens may be designed from a rigid or semi-rigid material. Due to the thinness of the structure, the lens may be rolled and inserted into the eye, minimizing both the length of the corneal incision and the stretching of the cornea.
    • 一种可变形的人工眼内接触镜,用于植入人眼以矫正正常视力问题。 透镜可以从虹膜的后方定位,抵靠后囊的天然镜片的前表面。 或者,透镜可以定位在眼睛的前房中。 植入的镜片与角膜和天然镜片结合使用,以提供适当的视力,作为常规隐形眼镜,眼镜和径向角膜切开术的替代品。 透镜可以由刚性或半刚性材料设计。 由于结构的薄度,可以将镜片卷入并插入眼睛,使得角膜切口的长度和角膜的拉伸最小化。
    • 10. 发明授权
    • Haptics for an intraocular lens
    • 眼内透镜的触觉
    • US06224628B1
    • 2001-05-01
    • US09296810
    • 1999-04-23
    • Wayne B. CallahanJ. Scott Callahan
    • Wayne B. CallahanJ. Scott Callahan
    • A61F216
    • A61F2/16A61F2002/1681
    • Haptics for an intraocular lens are attached to a flexible, deformable optic which is capable of being rolled for insertion through a small incision in the cornea. The outer periphery of the optic is circular. The haptics include a pair of stems extending radially on diametrically opposite sides of the optic. The stems are rectangular in cross section, having greater width than thickness to permit greater flexibility anterior to posterior than superior to inferior. A flexible support bar is mounted at the end of each stem, each bar being bisected by its stem respectively, and being shaped like an arc concentric with the optic. The support bar has greater depth than width, in order to permit greater flexibility proximally and distally than anteriorly and posteriorly. The haptics have a haptic arm mounted in cantilever fashion at the ends of each support bar, each of the arms terminating in a circular or lobular footplate. The arms have greater width than thickness, and the footplates have a thickness of about fifty microns.
    • 用于眼内透镜的触觉装置附接到柔性的可变形的光学元件,其能够被滚动以通过角膜中的小切口插入。 光学元件的外周是圆形的。 触觉件包括在光学器件的径向相对侧径向延伸的一对杆。 茎的横截面为矩形,具有比厚度更大的宽度,以允许比前后更好的柔韧性。 柔性支撑杆安装在每个杆的端部,每个杆分别由其杆分开,并且被成形为与光学元件同心的弧形。 支撑杆具有比宽度更大的深度,以便允许近侧和远端比前后更大的灵活性。 触觉件具有以悬臂方式安装在每个支撑杆的端部处的触觉臂,每个臂终止于圆形或小叶底板。 臂具有比厚度更大的宽度,并且脚板具有约50微米的厚度。