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    • 3. 发明授权
    • Intraocular lens
    • 人工晶状体
    • US5002569A
    • 1991-03-26
    • US529883
    • 1990-05-29
    • Richard L. Lindstrom
    • Richard L. Lindstrom
    • A61F2/16
    • A61F2/1613
    • An intraocular lens denoted as a YAG dimpled lens or dimpled YAG lens, which includes a barrier rim and a YAG spacer area in a posterior surface of the lens. The barrier rim is 2-4 mm in longitudinal length and the YAG spacer is 3-4 mm in longitudinal length across the surface diameter of an optic of the intraocular lens. The lens optic can be either plano-convex or bi-convex. A cutout for the dimpled YAG spacer is provided which is either a convave or a substantially rectangular geometrical configuration in the posterior surface of the lens. The YAG spacer can also include a trough or a groove geometrical configuration, such as in the configurations of a Maltese cross, a circular trough or groove, or a circular trough or groove with a Maltese cross therein. The barrier rim is 33% to 80% of the total surface are of the posterior surface of the lens.
    • 一种称为YAG凹凸透镜或凹凸YAG透镜的眼内透镜,其包括镜片后表面中的屏障边缘和YAG间隔区域。 屏障边缘在纵向长度上为2-4mm,并且YAG间隔物在纵向长度上穿过眼内透镜的光学元件的表面直径为3-4mm。 透镜光学元件可以是平凸的或双凸的。 提供了用于凹凸的YAG间隔件的切口,其是在镜片的后表面中的手链或基本上矩形的几何构型。 YAG间隔物还可以包括槽或凹槽几何构型,例如在马耳他十字架,圆形槽或凹槽的构造中,或者在其中具有马耳他十字的圆形槽或槽。 屏障边缘是总表面的33%至80%是透镜的后表面。
    • 4. 发明授权
    • Process of corneal enhancement
    • 角膜增强过程
    • US4959319A
    • 1990-09-25
    • US311846
    • 1989-02-17
    • Debra L. SkelnikRichard L. Lindstrom
    • Debra L. SkelnikRichard L. Lindstrom
    • C12N5/071
    • C12N5/0621
    • A process for establishing functional human corneal tissue consisting of an enhanced contact-inhibited endothelial monolayer derived from isolated human corneal endothelial cells with other integral corneal layers remaining intact. The process is divided into four integral parts.1. Isolation of human corneal endothelial cells from donor corneas.2. Establishment of a human corneal endothelial cell line which involves the establishment of primary cell cultures, proliferation, and continued maintenance and subculturing of these cells in vitro.3. The utilization of long term storage of isolated human corneal endothelial cells at -80.degree. C.4. Utilizing these isolated corneal endothelial cells from the above processes to enhance the corneal endothelial monolayer of human donor corneas to be used for penetrating keratoplasty.Two distinct methods of corneal endothelial enhancement may be utilized. In the first method, isolated human corneal endothelial cells are incorporated into the existing donor monolayer and re-establish a contact-inhibited functional monolayer, with a flattened, hexagonal configuration. In this procedure, the donor corneal endothelium remains intact and is supplemented with additional corneal endothelium. In the second method, isolated human corneal endothelial cells are seeded onto a denuded Descement's membrane and re-establish an intact cellular matrix, and form a contact-inhibited functional endothelial monolayer. In this procedure, the donor corneal endothelium is completely removed and replaced with new endothelial cells.
    • 用于建立功能性人角膜组织的方法,其由来自分离的人角膜内皮细胞的增强的接触抑制内皮单层组成,其余整体角膜层保持完整。 该过程分为四个组成部分。 1.从供体角膜分离人角膜内皮细胞。 2.建立人类角膜内皮细胞系,其涉及在体外建立原代细胞培养物,增殖和持续维持和传代培养这些细胞。 3.在-80℃下利用长期保存的孤立人角膜内皮细胞。4.利用上述方法分离的角膜内皮细胞,增强用于穿透角膜移植术的人供体角膜角膜内皮单层。 可以使用两种不同的角膜内皮增强方法。 在第一种方法中,将孤立的人角膜内皮细胞掺入现有的供体单层中,并重新建立具有扁平六边形构型的接触抑制功能单层。 在此过程中,供体角膜内皮保持完整,并补充额外的角膜内皮。 在第二种方法中,将分离的人角膜内皮细胞接种到裸露的Descement膜上并重新建立完整的细胞基质,并形成接触抑制功能内皮单层。 在此过程中,供体角膜内皮被完全去除,并用新的内皮细胞代替。
    • 5. 发明授权
    • Surgical solution
    • 手术解决方案
    • US4725586A
    • 1988-02-16
    • US836156
    • 1986-03-04
    • Richard L. LindstromDebra Skelnik
    • Richard L. LindstromDebra Skelnik
    • A61K31/715A61K9/00A61K31/70
    • A61K9/0048
    • A surgical or irrigation solution which provides the anterior and posterior chamber of the eye with protection during surgical procedures that require irrigation. This irrigation solution is composed of a HEPES buffered Eagle's Minimum Essential Media (MEM) with Earle's Salts, without phenol red, supplemented with mixed isomers of 99% pure, chondroitin sulfate, MEM non-essential amino acids, 2-mercaptoethanol, and sodium pyruvate. Other solutions include a balanced salt solution, chondroitin sulfate, buffers and 2-mercaptoethanol. The solution can also be used in other surgical or medical applications.
    • 一种手术或灌洗液,其在需要灌洗的手术过程中提供眼睛的前房和后房保护。 该灌注溶液由具有Earle Salts的HEPES缓冲的Eagle's Minimum Essential Media(MEM),不含酚红,补充99%纯度的混合异构体,硫酸软骨素,MEM非必需氨基酸,2-巯基乙醇和丙酮酸钠 。 其他溶液包括平衡盐溶液,硫酸软骨素,缓冲液和2-巯基乙醇。 该解决方案也可用于其他手术或医疗应用。