A flexible device (1) includes an insulating substrate (2), a source electrode (3), a drain electrode (4), and an extended gate electrode (5) formed on a surface of the insulating substrate (2) at intervals, a channel (6) arranged at an interval between the source electrode (3) and the drain electrode (4), and a gate dielectric (7) formed so as to cover all of the channel (6) and a part of the extended gate electrode (5), in which the insulating substrate (2) is a flexible thin film having light transmissivity, the extended gate electrode (5) is a carbon material thin film having biocompatibility and light transmissivity, the channel (6) is an organic semiconductor thin film, and the gate dielectric (7) is an ionic liquid or an ionic gel.

A flexible device (1) includes an insulating substrate (2), a source electrode (3), a drain electrode (4), and an extended gate electrode (5) formed on a surface of the insulating substrate (2) at intervals, a channel (6) arranged at an interval between the source electrode (3) and the drain electrode (4), and a gate dielectric (7) formed so as to cover all of the channel (6) and a part of the extended gate electrode (5), in which the insulating substrate (2) is a flexible thin film having light transmissivity, the extended gate electrode (5) is a carbon material thin film having biocompatibility and light transmissivity, the channel (6) is an organic semiconductor thin film, and the gate dielectric (7) is an ionic liquid or an ionic gel.

A process is disclosed for preparing a pressure sensitive adhesive hydrogel. The process (A) provides an oligomeric precursor, the oligomeric precursor comprising a polyether moiety endcapped with ethylenic unsaturation, the oligomeric precursor being associated with methacrylic acid; (B) provides an ethylenically unsaturated crosslinking agent selected from the group consisting of difunctional ethylenically unsaturated monomer, difunctional ethylenically unsaturated monomer and combinations of the foregoing; (C) provides a thiol; and (D) free radically curing a mixture of the oligomeric precursor, the ethylenically unsaturated crosslinking agent, and the thiol in water in the presence of the methacrylic acid at a pH between about 3.5 and about 9 to provide the pressure sensitive adhesive hydrogel.

A process is disclosed for preparing a pressure sensitive adhesive hydrogel. The process (A) provides an oligomeric precursor, the oligomeric precursor comprising a polyether moiety endcapped with ethylenic unsaturation, the oligomeric precursor being associated with methacrylic acid; (B) provides an ethylenically unsaturated crosslinking agent selected from the group consisting of difunctional ethylenically unsaturated monomer, difunctional ethylenically unsaturated monomer and combinations of the foregoing; (C) provides a thiol; and (D) free radically curing a mixture of the oligomeric precursor, the ethylenically unsaturated crosslinking agent, and the thiol in water in the presence of the methacrylic acid at a pH between about 3.5 and about 9 to provide the pressure sensitive adhesive hydrogel.

An electrode kit for preparing a medical device for a patient. The electrode kit includes a central support member having a device side and a patient side with one or more perforations are defined between. A conductive material extends through the one or more perforations to couple the patient and the medical device. A device side cover is removably coupled to the device side of the central support member, where the central support member is configured to be coupled to the medical device when the device side cover is removed. A patient side cover is removably coupled to the patient side of the central support member, where the central support member is configured to couple to the medical device to the patent when the patient side cover is removed.

A conductive sheet comprising a conductive substrate layer and a hydrogel layer formed of a silicone hydrogel having a polymer comprising a repeat unit (A) derived from a monomer represented by Formula (I) as a gel skeleton. Provided is a conductive sheet which can maintain adhesiveness and flexibility even when used for a long period of time and can attain high biocompatibility.

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A wearable device and methods for providing a wearable device are disclosed. In a first aspect, the wearable device comprises at least one power source, one computer controller and a plurality of instruments that when worn on a user access physiological data from at least the user axilla. The wearable device monitors one or more or a combination of body temperature, pulse, R-R interval, respiration rate, pulse ox (SpO2), sleep, movement included fall detection. The device stores, processes and communicates collected or processed data to an external computer system. A software system provides summary information, reporting and alarms based on data collected by the one or more instruments.

A wearable device and methods for providing a wearable device are disclosed. In a first aspect, the wearable device comprises at least one power source, one computer controller and a plurality of instruments that when worn on a user access physiological data from at least the user axilla. The wearable device monitors one or more or a combination of body temperature, pulse, R-R interval, respiration rate, pulse ox (SpO2), sleep, movement included fall detection. The device stores, processes and communicates collected or processed data to an external computer system. A software system provides summary information, reporting and alarms based on data collected by the one or more instruments.

Provided is a biological information detection device capable of restraining noise from being mixed with a signal relating to biological information. A biological information detection device includes an electrode pad that is able to detect a signal (bioelectric signal) relating to biological information of a subject (for example, a fetus in a mother's body), a connector that is connectable to the electrode pad, and a cable that is connected to the connector and is able to transmit the signal. The electrode pad and the connector are provided with fixing members and that are attachable to and detachable from each other, respectively.

The present disclosure provides an electroencephalogram electrode cap, including: a stretchable covering body; an electrode array; and a fixing seat. The fixing seat includes a fixing structure. The fixing seat is mounted on the stretchable covering body through the fixing structure. The fixing seat further includes a hollow chamber for accommodating conductive medium or conductive medium preform. The electrode array includes plug ends, a plurality of electrode sensing units and a plurality of conductive traces. One end of the conductive trace is connected with the electrode sensing unit, and another end of the conductive trace is connected with the plug end. The electrode sensing unit is connected with the fixing seat.