An electrode sensor kit for establishing electrical contact with skin comprises at least one contact element and a preparation comprising a mixture of water and at least one lipid for enhancing electrical contact properties between said contact element and the skin, wherein said mixture forms an emulsion, in particular a water-in-oil or an oil-in-water emulsion, having a conductivity of less than 3 mS/cm. An electrode assembly for electrical impedance tomography which comprises said kit is characterized in that (a) said at least one contact element forms an electrode or sensor plate, and (b) said at least one contact element comprises a layer of said preparation.

A skin care device according to an embodiment of the present disclosure includes a substrate; a case for covering surface of the substrate; and at least one galvanic current application device electrically connected to the substrate, in which each of the at least one galvanic current application device includes a contact head that forms a contact surface with respect to a user's skin and is electrically connected to the substrate; and a holder provided between the substrate or the case and the contact head, and in which the holder includes an elastic fixing body elastically fixing the contact surface of the contact head to a position spaced apart from the case by a predetermined length.

A benefit agent delivery system can deliver benefit agents on demand. The benefit agent delivery system comprises a first electrode layer, a microcell layer comprising a plurality of microcells, and a porous second electrode layer. Each of the plurality of microcells are filled with a liquid mixture comprising reverse micelles in a hydrophobic liquid that are formed from a polar liquid, a surfactant or stabilizing particles, and a benefit agent. Application of an electric field across a microcell layer causes an increase in the rate of release of the benefit agent of the microcell through the porous second electrode layer.

An apparatus includes a rigid body, a flexible sealing element, a nozzle assembly, and an electrode. The rigid body defines a channel, a reservoir, and a vent path. The reservoir is in fluid communication with the channel. The vent path is in fluid communication with the reservoir. The reservoir is configured to provide spacing between the channel and the vent path. The sealing element is positioned distal to the rigid body. The nozzle assembly includes a nozzle head and a post. The post extends distally through the channel of the rigid body. The nozzle head projects distally from a distal end of the post. The electrode is disposed within the channel of the rigid body. The reservoir extends laterally from a longitudinal axis defined by the electrode.

A hydrogel 1 having a laminate structure of layer A 10 and layer B 20, wherein layer A 10 contains a monomer-derived component, water, a humectant, a water-insoluble polymer having tackiness and an amphiphilic polymer, the water-insoluble polymer is contained in a proportion of 3 to 20 wt % based on a total amount of layer A, and the amphiphilic polymer is a polyvinyl alcohol having a saponification degree of 50 to 75% and is contained in a proportion of 0.05 to 5 wt % based on the total amount of layer A; layer B 20 contains a monomer-derived component, water and a humectant and is substantially free of a water-insoluble polymer having tackiness and a polyvinyl alcohol; and an amount of the water based on a total amount of layer B is the amount of water based on the total amount of layer A±10 wt %.

A medicine administration tool configured for use in a transocular iontophoresis device for forming an electric circuit between a first electrode and a second electrode and supplying medicine to an eyeball, includes: a tubular member having a first lower end configured to face the eyeball; an inner member having a second lower end configured to face the eyeball, the inner member being accommodated in a space of the tubular member and forming a medicine accommodating chamber for accommodating the medicine between the inner member and the tubular member; and a support member movably supporting the inner member with respect to the tubular member.

The present invention is directed to a method and apparatus for an electrotherapeutic system including a first and second electrode. Each electrode includes a respective resistance wherein during operation of the electrotherapeutic system, an electrochemical reaction involving one or both of the electrodes varies the respective resistance of at least one of the electrodes.

Provided is a skin care device including a head part brought into contact with skin of a user, a battery configured to supply power for operation of the head part, a body part having a fastening portion provided at one end to which the head part is fastened and provided with the battery therein, and a cap assembly detachably attached to one end of the body part and forming an accommodation space configured to accommodate the head part, wherein the cap assembly includes a sterilization module disposed to irradiate ultraviolet light toward the head part when the cap assembly accommodates the head part.

A medical drug devices for transdermal drug delivery systems (TDDS) comprising a novel iontophoretic polymeric microneedle device and its use in administration of drugs.

The disclosure relates to a flexible active species generator comprising: a first electrode of a conductive metal thin film; a second electrode of a ground electrode; a flexible dielectric layer of an insulator formed between the first electrode and the second electrode; and a plasma resistant functional layer formed between the dielectric layer and the second electrode, wherein the first electrode and the second electrode are electrically connected to an external power supply to generate an atmospheric pressure plasma to generate active species. The flexible active species generator has a plasma resistant function to prevent deformation and decomposition of an insulator caused by the plasma as well as an active species generating function from atmospheric pressure plasma, and has durability and safety, which is thus applicable to articles, foods, garments and human body in various forms.