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    • 12. 发明授权
    • Haptic devices for intraocular lens
    • 用于眼内透镜的触觉装置
    • US09439755B2
    • 2016-09-13
    • US12626473
    • 2009-11-25
    • Wayne B. CallahanPaul S. KochAnna S. HayesRobert E. Kellan
    • Wayne B. CallahanPaul S. KochAnna S. HayesRobert E. Kellan
    • A61F2/16
    • A61F2/1613A61F2002/1681A61F2002/1682A61F2002/169
    • The inventive is directed to a haptic for fixation to, and manufacture in conjunction with, an intraocular lens to be implanted in the natural lens capsule of the human eye. The haptic secures the lens in an appropriate position within the natural capsule so as to provide optimal visual acuity through the aphakic lens. The haptic ends are designed to position the lens neutrally, anteriorly or posteriorly within the lens envelope. At the connection point of the ribbon portion to the solid end plate of the haptic, the haptic may be notched to facilitate compressing the lens into its injector for insertion into the eye through an incision in the cornea. Once compressed and passed through the cornea, the implanted lens will be secured by the haptics in the lens capsule once all possible natural lens material and epithelial cells have been removed.
    • 本发明涉及一种用于固定并植入人眼的天然晶状体胶囊中的眼内透镜制造的触觉件。 触觉件将透镜固定在天然胶囊内的适当位置,以便通过无晶状体透镜提供最佳视敏度。 触觉端被设计成将透镜中心地,前面地或后向放置在透镜封套内。 在带状部分到触觉件的实心端板的连接点处,触觉件可以被切口以有助于将透镜压缩到其注射器中,以通过角膜中的切口插入眼睛。 一旦压缩并通过角膜,一旦所有可能的天然晶状体材料和上皮细胞被去除,植入的透镜将被透镜胶囊中的触觉件固定。
    • 13. 发明申请
    • MODEL OF ACCOMMODATIVE INTRAOCULAR LENS
    • 住院镜片模型
    • US20110191086A1
    • 2011-08-04
    • US13020964
    • 2011-02-04
    • Wayne B. CallahanAnna S. Hayes
    • Wayne B. CallahanAnna S. Hayes
    • G06G7/60
    • G06G7/60A61F2/1629G16H50/50
    • The invention is directed to a model comprising a diagrammatical and geometric simplification of the components of the natural eye whose functionality is fundamental to the successful performance of a pseudo-aphakic accommodative lens. This model allows for a functional correlation of each component of the ophthalmic device with the patient needs. The eye model was developed to show the movement of the eye from the distance vision to the near vision positions through multiple phases of accommodative motion. The inventive model was developed using a mathematical series of formulas to calculate each of the components of focal accommodation in a human eye, quantify these, and construct the pictorial ramifications of such calculations. The inventive model presents an analysis of accommodative dynamics in the human eye with the natural lens in place. The inventive model also demonstrates the accommodative dynamics with a proprietary IOL in place of the natural lens and situated within the lens capsule.
    • 本发明涉及一种模型,其包括自然眼睛的部件的图形和几何简化,其功能对于伪无晶体调节透镜的成功执行是至关重要的。 该模型允许眼科装置的每个部件与患者需要的功能相关。 眼睛模型被开发以通过调节运动的多个阶段来显示眼睛从远距离视觉到近视觉位置的运动。 本发明的模型是使用数学系列公式来开发的,以计算人眼中焦点适应的每个组分,量化这些,并构建这种计算的图形后果。 本发明的模型呈现了人眼中适应动力学的分析,其中天然镜片就位。 本发明的模型还演示了使用专有的IOL代替天然镜片并位于镜片胶囊内的调节动力学。
    • 14. 发明授权
    • Deformable intraocular multi-focus lens
    • 可变形眼内多焦点镜头
    • US06666887B1
    • 2003-12-23
    • US10058978
    • 2001-10-22
    • Wayne B. CallahanJeffery Scott Callahan
    • Wayne B. CallahanJeffery Scott Callahan
    • A61F206
    • A61F2/1618A61F2/1602
    • An intraocular corrective lens, comprising an optical portion having a normal shape constructed of a material which is biologically compatible with the natural lens of the eye and for positioning anterior thereof, or in replacement thereof; said optical portion also having an anterior convex lenticular surface and a posterior surface, wherein said posterior surface comprises a central disk which is radially surrounded by a series of annular rings, said central disk and said series of annular rings forming a series of radial steps along said posterior surface; wherein said posterior surface and said anterior lenticular surface have a minimum separation of 0.025 mm and a maximum separation of 0.1 mm; the central disk being of one diopter power and at least one annular ring is of a second diopter power; and at least one anchor attached to said optical portion for anchoring said optical portion anteriorly to the natural lens of the eye.
    • 一种眼内矫正透镜,包括具有由与眼睛的天然晶状体生物相容并用于定位眼睛的材料构成的正常形状的光学部分或其替代物; 所述光学部分还具有前凸透镜表面和后表面,其中所述后表面包括由一系列环形环径向包围的中心盘,所述中心盘和所述一系列环形环沿着 后表面 其中所述后表面和所述前透镜表面具有0.025mm的最小间隔和0.1mm的最大间隔; 所述中心盘具有一个屈光力,并且至少一个环形圈具有第二屈光度功率; 以及附接到所述光学部分的至少一个锚固件,用于将所述光学部分固定在眼睛的天然透镜的前方。
    • 15. 发明授权
    • Crossed haptics for intraocular lenses
    • 用于眼内透镜的交叉触觉
    • US6083261A
    • 2000-07-04
    • US84989
    • 1998-05-28
    • Wayne B. CallahanJ. Scott Callahan
    • Wayne B. CallahanJ. Scott Callahan
    • A61F2/16
    • A61F2/1613A61F2002/1686
    • An intraocular lens with crossed haptics, 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. The lens comprises a very thin, deformable optic having two pairs of haptics attached to the optic by means of two stems 180.degree. apart on the circumference of the optic, each tapering to a tip having one haptic each connected to opposite edges of the stem. Each haptic has a footplate defined at the free end of the haptic. Each haptic 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.degree.. The lens is symmetrical about an axis extending through the opposing stems, with each haptic crossing either over or under the haptic connected to the opposing stem on the same side of the axis. The lens is inserted into the eye by using a previously prepared seriated suture joined by a viscoelastic material to fold the lens in a tubular shape and compress the haptics, inserting the lens in the eye, centering the lens, dissolving the viscoelastic material with saline solution, and removing the seriated suture by pulling a free end of the suture left outside the eye during insertion. When released, the footplates of the four haptics lie on a circle concentric with the optic, subtending four substantially equal arcs.
    • 具有交叉触觉的人工晶状体,适于植入在晶状体或无晶状体眼中,以及植入眼睛后植入和释放襻的方法。 透镜包括非常薄的,可变形的光学元件,其具有通过在光学器件的圆周上180°分开的两个杆连接到光学元件的两对襻,每个锥形到具有每个连接到杆的相对边缘的一个触觉件的尖端。 每个触觉具有在触觉的自由端限定的脚板。 每个触觉件围绕光学元件的周边扫掠,使得由从光学器件的中心延伸到底板的中心的径向线对准的角度和从光学器件的中心延伸穿过杆的中心的第二径向线到 它附着在135度左右。 透镜相对于延伸穿过相对的杆的轴线是对称的,每个触觉点在与轴线相同的一侧连接到相对的杆上的触觉上方或下方交叉。 通过使用由粘弹性材料连接的预先制备的绳状缝合物将镜片插入眼睛中,以将管状的镜片折叠,并压缩襻,将镜片插入眼中,使透镜居中,用盐溶液溶解粘弹性材料 并且在插入期间通过将留在眼睛外部的缝合线的自由端拉出来去除绳状缝合线。 当释放时,四个触觉件的脚踏板位于与光学元件同心的圆上,对准四个基本相等的弧。
    • 19. 发明申请
    • INTRAOCULAR LENS OPTIC
    • 内镜镜片光学
    • US20100131059A1
    • 2010-05-27
    • US12626459
    • 2009-11-25
    • Wayne B. CallahanPaul S. KochAnna S. HayesRobert E. Kellan
    • Wayne B. CallahanPaul S. KochAnna S. HayesRobert E. Kellan
    • A61F2/16
    • A61F2/1613A61F2/1616A61F2/1629
    • An intraocular lens optic (e.g. FIG. 1) having a maximum thickness of 500 microns (3) and a diameter of 6 millimeters, with concentric rings on the anterior surface of the lens. The lens, coupled with suitable haptic designs, is to be implanted within the lens capsule (19) of the eye after surgical removal of the natural crystalline lens. The anterior surface of the lens (1) has concentric rings (6) with steps of approximately 10 microns (5) that can be concave, convex or piano, with the edge of the step parallel in each case to the light rays traversing the lens at that point. The posterior surface of the lens (3) is aspherical and smooth. The concentric rings focus 95% or better of light at a specific target point on the retina, thus making a monofocal lens, with focal flexibility provided through haptic design providing movement of the lens forward in the posterior chamber in response to contraction and expansion of the ciliary body and concomitant repositioning of the zonules. The inventive lens is a unitarily formed, seamless body comprised preferably of hydrophilic acrylates or acrylates and silicone blends. Other possible materials include hydrophobic acrylates, polymethylmethacrylate (such as for example PMMA) or acrylic blends. The inventive lens, being less than 500 microns thick, provides greater transfer of light through the lens, thus more closely replicating the function of a natural, emmotropic lens, while the thinness, making the lens lightweight, allows the ciliary body to move the lens with less effort, thus facilitating comfort in the presbyopic eye.
    • 具有500微米(3)的最大厚度和6毫米直径的眼内透镜光学元件(例如图1),在镜片的前表面上具有同心环。 镜片与合适的触觉设计相结合,在手术切除天然晶状体之后将被植入眼睛的镜片囊(19)内。 透镜(1)的前表面具有同步环(6),具有大约10微米(5)的台阶,其可以是凹形,凸形或钢琴,其中台阶的边缘在每种情况下平行于穿过透镜的光线 在那时候。 透镜(3)的后表面是非球面和光滑的。 同心环在视网膜上的特定目标点聚焦95%或更好的光,从而制成单焦点透镜,其具有通过触觉设计提供的焦点柔性,从而响应于后腔的收缩和扩张而使镜片向前移动 睫状体和伴随的小区重新定位。 本发明的镜片是优选由亲水性丙烯酸酯或丙烯酸酯和硅氧烷共混物组成的整体形成的无缝体。 其它可能的材料包括疏水性丙烯酸酯,聚甲基丙烯酸甲酯(例如PMMA)或丙烯酸共混物。 小于500微米厚的本发明的透镜提供更大的光透过透镜的转移,因此更接近地复制天然异质透镜的功能,同时使得透镜轻巧的薄度允许睫状体移动透镜 更少的努力,从而促进老花眼的舒适。