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    • 5. 发明申请
    • ARTIFICIAL CORNEA
    • 人造角
    • WO03105725A2
    • 2003-12-24
    • PCT/US0319312
    • 2003-06-18
    • UNIV LELAND STANFORD JUNIOR
    • NOOLANDI JAANTA CHRISTOPHERHUIE PHILIP JRSMITH ALAN JWAYMOUTH ROBERTBLUMENKRANZ MARK
    • A61L27/00A61F20060101A61F2/14A61F2/16A61L27/34A61L27/54A61L27/56A61F
    • B82Y30/00A61F2/142A61L27/34A61L27/54A61L27/56A61L2300/406A61L2300/414A61L2300/43A61L2300/432C08L89/06
    • The invention provides implants suitable for use as an artificial cornea, and methods for making and using such implants. Artificial corneas having features of the invention may be two-phase artificial corneas, or may be three phase artificial corneas. These artificial corneas have a flexible, optically clear central core and a hydrophilic, porous skirt, both of which are biocompatible and allow for tissue integration. A three-phase artificial cornea will further have an interface region between the core and skirt. The artificial corneas have a high degree of ocular tolerance, and allow for tissue integration into the skirt and for epithelial cell growth over the surface of the prosthesis. The use of biocompatible material avoids the risk of disease transmission inherent with corneal transplants, and acts to minimize post-operative inflammation and so to reduce the chance or severity of tissue necrosis following implantation of the synthetic cornea onto a host eye.
    • 本发明提供适合用作人造角膜的植入物,以及制造和使用这种植入物的方法。 具有本发明特征的人造角膜可以是两相人造角膜,也可以是三相人造角膜。 这些人造角膜具有柔性的,光学透明的中心芯和亲水的多孔裙部,两者都是生物相容的并且允许组织整合。 三相人造角膜还将具有在芯部和裙部之间的界面区域。 人造角膜具有高度的眼部耐受性,并且允许组织整合到裙部中并且允许在假体表面上的上皮细胞生长。 生物相容材料的使用避免了角膜移植固有的疾病传播的风险,并且起作用以使术后炎症最小化,从而降低植入人工角膜后的组织坏死的机会或严重程度。