Patent application number | Description | Published |
20140084489 | ASSEMBLING THIN SILICON CHIPS ON A CONTACT LENS - A contact lens having a thin silicon chip integrated therein is provided along with methods for assembling the silicon chip within the contact lens. In an aspect, a method includes creating a plurality of lens contact pads on a lens substrate and creating a plurality of chip contact pads on a chip. The method further involves applying assembly bonding material to the each of the plurality of lens contact pads or chip contact pads, aligning the plurality of lens contact pads with the plurality of chip contact pads, bonding the chip to the lens substrate via the assembly bonding material using flip chip bonding, and forming a contact lens with the lens substrate. | 03-27-2014 |
20140085599 | ASSEMBLING THIN SILICON CHIPS ON A CONTACT LENS - A contact lens having a thin silicon chip integrated therein is provided along with methods for assembling the silicon chip within the contact lens. In an aspect, a method includes creating a plurality of lens contact pads on a lens substrate and creating a plurality of chip contact pads on a chip. The method further involves applying assembly bonding material to the each of the plurality of lens contact pads or chip contact pads, aligning the plurality of lens contact pads with the plurality of chip contact pads, bonding the chip to the lens substrate via the assembly bonding material using flip chip bonding, and forming a contact lens with the lens substrate. | 03-27-2014 |
20140085601 | CONTACT LENS HAVING A CHIP INTEGRATED INTO A POLYMER SUBSTRATE AND METHOD OF MANUFACTURE - Contact lenses and methods of manufacture are provided. In one aspect, a method includes: positioning components in predefined locations on a first surface; applying pressure on the components employing a second surface; providing molten material between the first surface and the second surface and around the components; embedding the components in a substrate by cooling the molten material and causing the molten material to harden, the substrate being a substantially solid form of molten material; and removing the first surface and the second surface after embedding the components in the substrate. The method can also include: providing, on or within a contact lens, one of the components and the substrate into which the component is embedded. The first surface can include molds sized to receive and maintain the components at the predefined locations. The first surface and/or the second surface can be pre-treated with a non-stick coating such as Polytetrafluoroethylene. | 03-27-2014 |
20140087452 | IN-VITRO CONTACT LENS TESTING - Contact lens testing apparatuses and method for testing contact lenses for analytes are presented. In an aspect, a device is provided that includes a housing configured to hold one or more contact lenses, and a testing compartment provided within the housing and comprising a reagent, the reagent configured to facilitate a chemical reaction in response to the existence of a predetermined biomarker disposed on or within a contact lens placed in the testing compartment, wherein the chemical reaction produces a known result related to state information of an individual from which the biomarker was generated. | 03-27-2014 |
20140088381 | FACILITATION OF TEAR SAMPLE COLLECTION AND TESTING USING A CONTACT LENS - Apparatus, systems and methods are provided that employ contact lenses that facilitate testing for an analyte present within tear fluid. In an aspect, a contact lens includes a substrate that forms at least part of a body of the contact lens and one or more cavities disposed within the substrate configured to collect and store tear fluid over time when the contact lens is worn over an eye. In another aspect, a contact lens includes a substrate that forms at least part of a body of the contact lens and one or more receptors disposed on or within the substrate, the one or more receptors are configured to bind to a known ligand. | 03-27-2014 |
20140192315 | IN-SITU TEAR SAMPLE COLLECTION AND TESTING USING A CONTACT LENS - Apparatus, systems and methods employing contact lenses having one or more sensor that sense an analyte in tear fluid and one or more recesses that collect the tear fluid. In some aspects, a contact lens includes a substrate that forms at least part of a body of the contact lens and a recess formed within the substrate configured to collect tear fluid when the contact lens is worn. The contact lens further includes at least one sensor disposed within the substrate configured to sense presence of an analyte in the collected tear fluid. | 07-10-2014 |
20140194706 | IN-SITU TEAR SAMPLE COLLECTION AND TESTING USING A CONTACT LENS - Apparatus, systems and methods employing contact lenses having one or more sensor that sense an analyte in tear fluid and one or more recesses that collect the tear fluid. In some aspects, a contact lens includes a substrate that forms at least part of a body of the contact lens and a recess formed within the substrate configured to collect tear fluid when the contact lens is worn. The contact lens further includes at least one sensor disposed within the substrate configured to sense presence of an analyte in the collected tear fluid. | 07-10-2014 |
20140200424 | Encapsulated Electronics In An Eye-Mountable Device - An eye-mountable device includes an electrochemical sensor embedded in a polymeric material configured for mounting to a surface of an eye. The electrochemical sensor includes a working electrode and a reference electrode that reacts with an analyte to generate a sensor measurement related to a concentration of the analyte in a fluid to which the eye-mountable device is exposed. An example assembly process includes: forming a sacrificial layer on a working substrate; forming a first layer of a bio-compatible material on the sacrificial layer; providing an electronics module on the first layer of the bio-compatible material, forming a second layer of the bio-compatible material to cover the electronics module; and annealing the first and second layers of the bio-compatible material together to form an encapsulated structure having the electronics module fully encapsulated by the bio-compatible material. | 07-17-2014 |
20140200425 | ENCAPSULATED ELECTRONICS - An eye-mountable device includes an electrochemical sensor embedded in a polymeric material configured for mounting to a surface of an eye. The electrochemical sensor includes a working electrode and a reference electrode that reacts with an analyte to generate a sensor measurement related to a concentration of the analyte in a fluid to which the eye-mountable device is exposed. An example assembly process includes: forming a sacrificial layer on a working substrate; forming a first layer of a bio-compatible material on the sacrificial layer; providing an electronics module on the first layer of the bio-compatible material, forming a second layer of the bio-compatible material to cover the electronics module; and annealing the first and second layers of the bio-compatible material together to form an encapsulated structure having the electronics module fully encapsulated by the bio-compatible material. | 07-17-2014 |
20140290054 | Systems and Methods for Encapsulating Electronics in a Mountable Device - A mountable device includes a bio-compatible structure embedded in a polymer that defines at least one mounting surface. The bio-compatible structure includes an electronic component having electrical contacts, sensor electrodes, and electrical interconnects between the sensor electrodes and the electrical contacts. The bio-compatible structure is fabricated such that it is fully encapsulated by a bio-compatible material, except for the sensor electrodes. In the fabrication, the electronic component is positioned on a first layer of bio-compatible material and a second layer of bio-compatible material is formed over the first layer of bio-compatible material and the electronic component. The electrical contacts are exposed by removing a portion of the second layer, a conductive pattern is formed to define the sensor electrodes and electrical interconnects, and a third layer of bio-compatible material is formed over the conductive pattern. The sensor electrodes are exposed by removing a portion of the third layer. | 10-02-2014 |
20140296672 | Systems and Methods for Encapsulating Electronics in a Mountable Device - A mountable device includes a bio-compatible structure embedded in a polymer that defines at least one mounting surface. The bio-compatible structure has a first side defined by a first layer of bio-compatible material, a second side defined by a second layer of bio-compatible material, an electronic component, and a conductive pattern that defines sensor electrodes. A portion of the second layer of bio-compatible material is removed by etching to create at least one opening in the second side in which the sensor electrodes are exposed. The etching further removes a portion of the first layer of bio-compatible material so as to create at least one opening in the first side that is connected to the at least opening in the second side. With this arrangement of openings, analytes can reach the sensor electrodes from either the first side or the second side of the bio-compatible structure. | 10-02-2014 |
20140296673 | Systems and Methods for Encapsulating Electronics in a Mountable Device - A mountable device includes a bio-compatible structure embedded in a polymer that defines at least one mounting surface. The bio-compatible structure has a first side defined by a first layer of bio-compatible material, a second side defined by a second layer of bio-compatible material, an electronic component, and a conductive pattern that defines sensor electrodes. A portion of the second layer of bio-compatible material is removed by etching to create at least one opening in the second side in which the sensor electrodes are exposed. The etching further removes a portion of the first layer of bio-compatible material so as to create at least one opening in the first side that is connected to the at least opening in the second side. With this arrangement of openings, analytes can reach the sensor electrodes from either the first side or the second side of the bio-compatible structure. | 10-02-2014 |
20140296674 | Systems and Methods for Encapsulating Electronics in a Mountable Device - A mountable device includes a bio-compatible structure embedded in a polymer that defines at least one mounting surface. The bio-compatible structure includes an electronic component having electrical contacts, sensor electrodes, and electrical interconnects between the sensor electrodes and the electrical contacts. The bio-compatible structure is fabricated such that it is fully encapsulated by a bio-compatible material, except for the sensor electrodes. In the fabrication, the electronic component is positioned on a first layer of bio-compatible material and a second layer of bio-compatible material is formed over the first layer of bio-compatible material and the electronic component. The electrical contacts are exposed by removing a portion of the second layer, a conductive pattern is formed to define the sensor electrodes and electrical interconnects, and a third layer of bio-compatible material is formed over the conductive pattern. The sensor electrodes are exposed by removing a portion of the third layer. | 10-02-2014 |
20140329303 | In-vitro contact lens testing - Contact lens testing apparatuses and method for testing contact lenses for analytes are presented. In an aspect, a device is provided that includes a housing configured to hold one or more contact lenses, and a testing compartment provided within the housing and comprising a reagent, the reagent configured to facilitate a chemical reaction in response to the existence of a predetermined biomarker disposed on or within a contact lens placed in the testing compartment, wherein the chemical reaction produces a known result related to state information of an individual from which the biomarker was generated. | 11-06-2014 |
20140371558 | Symmetrically Arranged Sensor Electrodes in an Ophthalmic Electrochemical Sensor - An eye-mountable device includes an electrochemical sensor embedded in a polymeric material configured for mounting to a surface of an eye. The electrochemical sensor includes a working electrode, a reference electrode, and a reagent that selectively reacts with an analyte to generate a sensor measurement related to a concentration of the analyte in a fluid to which the eye-mountable device is exposed. The working electrode can have a first side edge and a second side edge. The reference electrode can be situated such that at least a portion of the first and second side edges of the working electrode are adjacent respective sections of the reference electrode. | 12-18-2014 |
20140371559 | EMBEDDING METHOD - Body-mountable devices and methods for embedding a structure in a body-mountable device are described. A body-mountable device includes a transparent polymer and a structure embedded in the transparent polymer. The transparent polymer defines a posterior side and an anterior side of the body-mountable device. The structure has an outer diameter and an inner diameter and includes a sensor configured to detect an analyte and an antenna. The antenna includes a plurality of conductive loops spaced apart from each other between the outer diameter and the inner diameter. | 12-18-2014 |
20140371560 | Body-Mountable Devices and Methods for Embedding a Structure in a Body-Mountable Device - Body-mountable devices and methods for embedding a structure in a body-mountable device are described. A body-mountable device includes a transparent polymer and a structure embedded in the transparent polymer. The transparent polymer defines a posterior side and an anterior side of the body-mountable device. The structure has an outer diameter and an inner diameter and includes a sensor configured to detect an analyte and an antenna. The antenna includes a plurality of conductive loops spaced apart from each other between the outer diameter and the inner diameter. | 12-18-2014 |
20150038809 | ENCAPSULATED ELECTRONICS - An eye-mountable device includes an electrochemical sensor embedded in a polymeric material configured for mounting to a surface of an eye. The electrochemical sensor includes a working electrode and a reference electrode that reacts with an analyte to generate a sensor measurement related to a concentration of the analyte in a fluid to which the eye-mountable device is exposed. An example assembly process includes: forming a sacrificial layer on a working substrate; forming a first layer of a bio-compatible material on the sacrificial layer; providing an electronics module on the first layer of the bio-compatible material, forming a second layer of the bio-compatible material to cover the electronics module; and annealing the first and second layers of the bio-compatible material together to form an encapsulated structure having the electronics module fully encapsulated by the bio-compatible material. | 02-05-2015 |
20150065820 | Sacrificial Layers for Bio-Compatible Devices - A method may involve: forming a sacrificial layer on a working substrate; forming a first bio-compatible layer on the sacrificial layer such that the first bio-compatible layer adheres to the sacrificial layer; forming a conductive pattern on the first bio-compatible layer; mounting an electronic component to the conductive pattern; forming a second bio-compatible layer over the first bio-compatible layer, the electronic component, and the conductive pattern; and removing the sacrificial layer to release the bio-compatible device from the working substrate. The first bio-compatible layer defines a first side of a bio-compatible device. The second bio-compatible layer defines a second side of the bio-compatible device. | 03-05-2015 |