Abstract: Ophthalmic device molds made from a first portion of a molding surface formed from a first polymer and a second portion of the molding surface formed from a second polymer are described. When combined, the first portion and the second portion of the molding surface form an entire molding surface suitable for molding an entire surface, such as an anterior surface or a posterior surface of an ophthalmic device. Methods of manufacturing ophthalmic devices using these molds, including contact lenses, are also described.

Abstract: Apparatus and methods are described for manufacturing contact lenses employing dissolvable mold structure. The apparatus and methods involve approaches to dissolve at least portions of a mold and to separate a lens from the mold to present the lens for collection.

Abstract: Ophthalmic device molds made from at least one water-soluble vinyl alcohol copolymer, ophthalmic devices such as ocular inserts and contact lenses and including silicone hydrogel devices formed using these molds, packaged ophthalmic devices present in a solution comprising the at least one water-soluble vinyl alcohol copolymer, and related methods are described. The methods of manufacturing ophthalmic devices can use wet demolding processes, or wet delensing processes or both wet demolding and wet delensing processes involving dissolving the molds in water or an aqueous solution.

Abstract: Apparatus and methods are described for manufacturing contact lenses employing dissolvable mold structure. The apparatus and methods involve approaches to dissolve at least portions of a mold and to separate a lens from the mold to present the lens for collection.

Abstract: Ophthalmic lens molds made from at least one vinyl alcohol copolymers with high amorphous content, ophthalmic lenses including silicone hydrogel contact lenses formed using these molds, packaged ophthalmic lenses present in a solution comprising the at least one vinyl alcohol copolymer with high amorphous content, and related methods are described. The methods of manufacturing ophthalmic lenses can use wet demolding, delensing or demolding and delensing processes involving dissolving the molds in water or an aqueous solution.

Abstract: Ophthalmic lens molds made from at least one vinyl alcohol copolymers with high amorphous content, ophthalmic lenses including silicone hydrogel contact lenses formed using these molds, packaged ophthalmic lenses present in a solution comprising the at least one vinyl alcohol copolymer with high amorphous content, and related methods are described. The methods of manufacturing ophthalmic lenses can use wet demolding, delensing or demolding and delensing processes involving dissolving the molds in water or an aqueous solution.

Abstract: Ophthalmic device molds made from at least one highly amorphous vinyl alcohol polymer, ophthalmic devices such as ocular inserts and contact lenses and including silicone hydrogel devices formed using these molds, and related methods are described. The methods of manufacturing ophthalmic devices can use dry or wet demolding processes, or dry or wet delensing processes.

Abstract: Ophthalmic device molds made from at least one vinyl alcohol copolymer and having a static sessile drop contact angle of less than 70 degrees, ophthalmic devices such as ocular inserts and contact lenses and including silicone hydrogel devices formed using these molds, and related methods are described. The methods of manufacturing ophthalmic devices can use dry or wet demolding processes, or dry or wet delensing processes.

Abstract: Ophthalmic device molds made from at least one water-soluble vinyl alcohol copolymer, ophthalmic devices such as ocular inserts and contact lenses and including silicone hydrogel devices formed using these molds, packaged ophthalmic devices present in a solution comprising the at least one water-soluble vinyl alcohol copolymer, and related methods are described. The methods of manufacturing ophthalmic devices can use wet demolding processes, or wet delensing processes or both wet demolding and wet delensing processes involving dissolving the molds in water or an aqueous solution.

Abstract: Ophthalmic lens molds made from one or more thermoplastic polymer having a low level of UV light transmittance (UV % T) ophthalmic lenses including silicone hydrogel contact lenses molded using these thermoplastic polymer having low UV % T, and methods of manufacturing ophthalmic lenses by cast molding a polymerizable composition in mold members formed of these thermoplastic polymers having low UV % T and curing the polymerizable composition using UV light are described.

Abstract: Ophthalmic device molds made from at least one water-soluble vinyl alcohol copolymer, ophthalmic devices such as ocular inserts and contact lenses and including silicone hydrogel devices formed using these molds, packaged ophthalmic devices present in a solution comprising the at least one water-soluble vinyl alcohol copolymer, and related methods are described. The methods of manufacturing ophthalmic devices can use wet demolding processes, or wet delensing processes or both wet demolding and wet delensing processes involving dissolving the molds in water or an aqueous solution.

Abstract: Ophthalmic device molds made from a first portion of a molding surface formed from a first polymer and a second portion of the molding surface formed from a second polymer are described. When combined, the first portion and the second portion of the molding surface form an entire molding surface suitable for molding an entire surface, such as an anterior surface or a posterior surface of an ophthalmic device. Methods of manufacturing ophthalmic devices using these molds, including contact lenses, are also described.

Abstract: Ophthalmic device molds made from a first portion of a molding surface formed from a first polymer and a second portion of the molding surface formed from a second polymer are described. When combined, the first portion and the second portion of the molding surface form an entire molding surface suitable for molding an entire surface, such as an anterior surface or a posterior surface of an ophthalmic device. Methods of manufacturing ophthalmic devices using these molds, including contact lenses, are also described.

Abstract: Methods of manufacturing contact lenses using ophthalmic lens molds having a molding surface comprising a thermoplastic polymer, the molding surface having a percent polarity from 3% to 20% and a surface energy from about 25 mN/m to about 40 mN/m to cast mold a polymerizable composition having a surface tension from about 20 mN/m to about 25 mN/m, wherein a surface energy differential of the surface tension of the polymerizable composition less the surface energy of the molding surface less than or equal to zero (0); and silicone hydrogel contact lens bodies so manufactured are described.

Abstract: Ophthalmic lens molds made from one or more thermoplastic polymers with average polarities from about 1% to about 7%, ophthalmic lenses including silicone hydrogel contact lenses molded using these less polar thermoplastic polymers, and related methods are described. When the molds are used to cast mold silicone hydrogel contact lenses, the resulting polymerized lens bodies have ophthalmically acceptably wettable surfaces.

Abstract: Silicone hydrogel ophthalmic devices, such as ocular inserts and contact lenses, formed in direct contact with molds comprising at least one vinyl alcohol copolymer and related methods are described. The at least one vinyl alcohol copolymer of the molds is a vinyl alcohol copolymer other than an ethylene-vinyl alcohol copolymer. The methods of manufacturing ophthalmic devices can use dry or wet demolding processes, or dry or wet delensing processes.

Abstract: Silicone hydrogel contact lenses are produced without using volatile organic solvents to extract materials from the polymerized contact lens bodies, and instead are washed with aqueous liquids. The silicone hydrogel contact lenses so produced have ophthalmically wettable lens surfaces such that less than five percent of a batch of twenty or more such silicone hydrogel contact lenses have visually identifiable non-wetting spots when the contact lenses are located on eyes of subjects.

Abstract: Ophthalmic lens molds made from one or more thermoplastic polymer having a low level of UV light transmittance (UV % T) ophthalmic lenses including silicone hydrogel contact lenses molded using these thermoplastic polymer having low UV % T, and methods of manufacturing ophthalmic lenses by cast molding a polymerizable composition in mold members formed of these thermoplastic polymers having low UV % T and curing the polymerizable composition using UV light are described.

Abstract: Ophthalmic device molds made from at least one water-soluble vinyl alcohol copolymer, ophthalmic devices such as ocular inserts and contact lenses and including silicone hydrogel devices formed using these molds, packaged ophthalmic devices present in a solution comprising the at least one water-soluble vinyl alcohol copolymer, and related methods are described. The methods of manufacturing ophthalmic devices can use wet demolding processes, or wet delensing processes or both wet demolding and wet delensing processes involving dissolving the molds in water or an aqueous solution.

Abstract: Silicone hydrogel ophthalmic devices, such as ocular inserts and contact lenses, formed in direct contact with molds comprising at least one vinyl alcohol copolymer and related methods are described. The at least one vinyl alcohol copolymer of the molds is a vinyl alcohol copolymer other than an ethylene-vinyl alcohol copolymer. The methods of manufacturing ophthalmic devices can use dry or wet demolding processes, or dry or wet delensing processes.