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Document Number
US Patent 6814755
Issued Date
November 9, 2004
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Abstract
A synthetic cornea for placing in a recess formed in the cornea, the recess opening out into the anterior face of the cornea so as to leave Descemet's membrane intact. The synthetic cornea comprises a piece (42) of flexible transparent material having an axis of circular symmetry and presenting an anterior face (44) in the form of a spherical cap of radius Ra and a posterior face (46) in the form of a spherical cap of radius Rp, the central zones of the two faces being separated by a distance e, and a side wall (48) substantially in the form of a truncated cone whose axis coincides with the axis of symmetry and whose apex lies in front of the anterior face, the angle a made between the section of the side wall and the section of the posterior face in a section plane containing the axis of revolution being less than or equal to 45.degree..
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Number of Claims:
18
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Owner
Corneal Industrie (Pringy,FR)
Published
November 9, 2004
Application Number
10/296,773
Filed
December 13, 2002
US Classification
623/5.14   623/5.15
Int'l Classification
A61F   2/14   (20060101)  
Examiner
Parent Case
PRIORITY CLAIM This is a U.S. national stage of application No. PCT/FR01/01845, filed on 14 Jun. 2001. Priority is claimed on that application and on the following application(s): Country: France, Application No.: 0007684, Filed: 16 Jun. 2000; Country: France, Application No.: 0009550, Filed: 20 Jul. 2000.
Priority Data
Jun 16, 2000 [FR] 00 07684 Jul 20, 2000 [FR] 00 09550
USPTO Field of Search
623/5..16   623/906   623/FOR   104/   351/174  
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