MECHANICALLY STABLE DEVICE BASED ON NANO/MICRO WIRES AND HAVING IMPROVED OPTICAL PROPERTIES AND PROCESS FOR PRODUCING IT

A device includes a plurality of wires of nanometric or micrometric dimensions formed by a semiconductor material chosen from silicon, germanium and a silicon and germanium alloy. The device further includes pellets enhancing the mechanical strength and the optical absorption properties of the device. The pellets have a diameter between 100 nm and 1 μm and are formed by spherical agglomerates of zinc oxide particles with a diameter between 10 mn and 200 nm. The pellets are in particular obtained by immersing the wires in a bath containing an alcohol-based solvent and zinc acetate under temperature and pressure conditions keeping the alcohol-based solvent in the liquid state and by thermal annealing of the wires transforming the zinc acetate into zinc oxide. 117-. (canceled)18. A device comprising a plurality of wires of nanometric or micrometric dimensions and formed by a semiconductor material chosen from silicon , germanium and a silicon-germanium alloy , said device comprising pellets having a diameter comprised between 100 nm and 1 μm formed by spherical agglomerates of zinc oxide particles with a diameter comprised between 10 nm and 200 nm arranged at the surface of the wires.19. The device according to claim 18 , wherein the surface of the wires is amorphous.20. The device according to claim 18 , wherein the diameter of the zinc oxide particles is comprised between 100 nm and 200 nm.21. The device according to claim 18 , wherein the wires are separated from one another by spaces in which at least a part of the pellets are arranged.22. The device according to claim 21 , wherein the spaces separating adjacent wires have a mean width comprised between 100 nm and 15 μm.23. The device according to claim 18 , wherein adjacent wires are placed in contact with one another through the pellets.24. The device according to claim 18 , wherein the wires are supported by a substrate made from semiconductor or metallic material.25. The device according to claim 18 , wherein ...

DEVICE AND METHOD FOR KNIFE COATING AN INK BASED ON COPPER AND INDIUM

The device for knife coating a layer of ink based on copper and indium on a substrate includes a supply tank of an ink, said tank collaborating with a coating knife. In addition, the device includes means that allow the ink, the substrate and the coating knife to be kept at different and increasing respective temperatures. 113-. (canceled)14. A knife coating device for deposition of an ink layer having a copper and indium base on a substrate , comprising:an ink supply tank;a coating knife collaborating with the ink supply tank;heaters configured to adjust temperatures of the substrate, the ink in said supply tank, and the coating knife;a controller of the heaters configured so as to keep the temperature of the ink lower than the temperature of the substrate, the temperature of the substrate being kept lower than the temperature of the coating knife.15. The device according to claim 14 , wherein the supply tank and the coating knife are securely attached to one another and separated by a layer made from thermally insulating material.16. The device according to claim 14 , wherein the ink supply tank is formed by a heat conducting material claim 14 , and comprises a first heating element configured to adjust the temperature of the ink in said supply tank.17. The device according to claim 14 , wherein the coating knife is formed by a heat conducting material claim 14 , and comprises a second heating element configured to adjust the temperature of the coating knife.18. The device according to wherein the ink comprises gallium.19. A deposition method of an ink layer on a substrate by means of a coating knife and using an ink having a copper and indium base claim 14 , wherein the temperature of the ink is kept lower than the temperature of the substrate claim 14 , and wherein the temperature of the substrate being kept lower than the temperature of the coating knife.20. The deposition method according to claim 19 , wherein the temperature of the ink is kept at a ...

METHOD FOR MANUFACTURING A PHOTOVOLTAIC MODULE WITH TWO ETCHING STEPS P1 AND P3 AND CORRESPONDING PHOTOVOLTAIC MODULE

The invention relates to a method for manufacturing a photovoltaic module comprising plurality of solar cells in a thin-layer structure, in which the following are formed consecutively in the structure: an electrode on the rear surface (), a photovoltaic layer () obtained by depositing components including metal precursors and at least one element taken from Se and S and by annealing such as to convert said components into a semiconductor material, and another semiconductor layer () in order to create a pn junction with the photovoltaic layer (); characterised in that the metal precursors form, on the electrode on the rear surface (), a continuous layer, while said at least one element forms a layer having at least one break making it possible, at the end of the annealing step, to leave an area () of the layer of metal precursors in the metal state at said break. 14143444341420421422430420. A process for producing a photovoltaic module comprising a plurality of solar cells in a thin film structure , in which the following are successively produced in the structure: a rear-face electrode () , a photovoltaic film () obtained by deposition of constituents comprising metal precursors and at least one element taken from Se and S and , by annealing , to convert these constituents into a semiconducting material , and another semiconducting film () , in order to create a pn junction with the photovoltaic film () , characterized in that the metal precursors form , on the rear-face electrode () , a continuous film () , whereas said at least one element forms a film () exhibiting at least one discontinuity () , making it possible , on conclusion of the annealing , to leave a region () of the film () of metal precursors in the metal state at said discontinuity.2421. The process as claimed in claim 1 , characterized in that the film () of said at least one element is deposited in localized fashion.3. The process as claimed in claim 1 , characterized in that the metal precursors ...

ULTRA-THIN IMPLANTABLE ENERGY SOURCE

The invention relates to an implantable energy source comprising at least one energy storage sub-system () constructed in the form of a stack of thin layers () on a substrate (), characterised in that said energy storage sub-system has a plurality of through-openings () for allowing the development and the passage of blood vessels. Preferably, the energy source thereof has a thickness of less than, or equal to, 1 mm, over at least 80% of its surface. 1171175176174. An implantable power source comprising at least one energy storing subsystem () produced in the form of a thin-film stack () on a substrate () , characterized in that said energy storing subsystem has a plurality of through-apertures () in order to allow the development and passage of blood vessels.2. The implantable power source as claimed in claim 1 , in which each said aperture has an area comprised between 0.01 mmand 4 mm.3. The implantable power source as claimed in claim 1 , in which the spacing between said apertures is comprised between 1 mm and 1 cm.473182. The implantable power source as claimed in claim 1 , having a biocompatible coating ( claim 1 , ) covering at least one portion of its surface comprising the interior surface of said apertures.58182. The implantable power source as claimed in claim 4 , in which said biocompatible coating comprises an exterior film () made of a biocompatible organic material and an interior film () made of an inorganic material that is impermeable to moisture and oxygen.6. The implantable power source as claimed in claim 4 , in which said biocompatible coating is substantially transparent at least in a spectral range in the visible or near infrared.7. The implantable power source as claimed in claim 1 , in which said apertures are completely or partially filled with a gel promoting cellular growth.8172173. The implantable power source as claimed in claim 1 , in which said energy storing subsystem has a plurality of active regions () separated by interconnect ...

METHOD FOR MANUFACTURING A PHOTOVOLTAIC MODULE WITH TWO ETCHING STEPS P2 AND P3 AND CORRESPONDING PHOTOVOLTAIC MODULE

The invention relates to a method for manufacturing a photovoltaic module comprising a plurality of solar cells in a thin-layer structure, in which the following are consecutively formed: an electrode on the rear surface (), a photovoltaic layer () obtained by depositing a layer () of precursors and by annealing such as to convert the precursors into a semiconductor material, and another semiconductor layer () in order to create a pn junction with the photovoltaic layer (); characterised in that the layer () is deposited in a localised manner, such as to leave free at least one area () of the electrode on the rear surface () placed between two adjacent cells, wherein the annealing step modifies said area () which has higher resistivity than the rest of the electrode on the rear surface (), such as to provide electric insulation between two adjacent cells. 141464243424104141041. A process for producing a photovoltaic module comprising a plurality of solar cells in a thin-film structure , wherein produced successively in the structure are: a back-face electrode () , a photovoltaic layer () obtained by annealing starting from metallic precursors deposited in the form of a layer () , and another semiconductor layer () in order to create a p-n junction with the photovoltaic layer , characterized in that the precursor layer () is deposited in a localized manner , so as to leave free at least one area () of the back-face electrode () located between two adjacent cells , the annealing modifying this area () , which has a greater resistivity than the rest of the back-face electrode () , so as to ensure electrical isolation between two adjacent cells.2. The process as claimed in claim 1 , characterized in that the constituents comprise metallic precursors which are of Cu claim 1 , Ga and In or Cu claim 1 , Zn and Sn type.3. The process as claimed in claim 1 , characterized in that the annealing is carried out at a temperature between 400° C. and 600° C. and preferably of the ...

METHOD FOR PRODUCING A PHOTOVOLTAIC MODULE WITH AN ETCHING STEP P3 AND AN OPTIONAL STEP P1

A method for producing an intermediate product for obtaining a photovoltaic module comprising a plurality of solar cells, said method comprising the following steps: (a) localised deposition on a substrate () of a layer of metal () so as to cover at least one portion () of the substrate, (b) deposition on this localised layer () of a layer () of conductive material, said layer coating the localised layer (). 1. A method for producing an intermediate product for obtaining a photovoltaic module comprising a plurality of solar cells , this method comprising the following steps:{'b': 4', '8', '401, '(a) the localized deposition on a substrate () of a metal layer () so as to cover at least one part () of the substrate,'}{'b': 8', '41', '8, '(b) the deposition on this localized layer (), of a layer () of conducting material, this layer coating the localized layer ().'}274400401. The method as claimed in in which claim 1 , during step (a) claim 1 , a layer () of a material of the type Se or S is also deposited locally on the substrate () claim 1 , so as to cover at least one part () of the substrate claim 1 , distinct from said at least one part () covered with metal.34414643. A method for obtaining a photovoltaic module comprising a plurality of solar cells in a structure in the form of thin layers claim 1 , which successively comprises a substrate () claim 1 , a rear-face electrode () claim 1 , a photovoltaic layer () obtained by annealing on the basis of metallic precursors and a semiconductor layer () claim 1 , in which:{'claim-ref': {'@idref': 'CLM-00001', 'claim 1'}, 'b': '41', 'an intermediate product is produced in accordance with the method as claimed in , the layer () of conducting material forming the rear-face electrode and'}{'b': 46', '460, 'on completion of the annealing leading to the obtaining of the photovoltaic layer (), a zone () exhibiting a greater conductivity than the remainder of the photovoltaic layer is formed in the photovoltaic layer.'}4. The ...

Photovoltaic Generation Device and System and Application Thereof to an Implantable Medical Device

A photovoltaic device including a CIGS photovoltaic module having a so-called top surface, intended to be exposed to light radiation; and a light emitting diode emitting light at a wavelength of less than 600 nm and transparent to radiation in the near infrared, attached to the top surface of the photovoltaic module. A photovoltaic generation system having: at least one such photovoltaic device; a system of switches to selectively connect the photovoltaic module to the light emitting diode or to a terminal supplying an external load; and a control circuit for controlling the system of switches. An electrical system having: such a photovoltaic generation system; a battery connected to the supply terminal; and at least one electronic circuit connected to the battery in order to be powered. An implantable medical device having such an electronic system. 1. A photovoltaic device comprising:a CIGS photovoltaic module having a surface, called the upper surface, intended to be exposed to luminous radiation; anda light-emitting diode having a luminous emission at a wavelength shorter than 600 nm, and transparent to radiation in the near infrared, fastened to said upper surface of the photovoltaic module.2. The photovoltaic device as claimed in claim 1 , in which said light-emitting diode has a luminous emission at a wavelength corresponding to a photonic energy higher than a bandgap width of a buffer layer of said photovoltaic module.3. The photovoltaic device as claimed in claim 1 , in which said CIGS photovoltaic module is suitable for generating an electrical current when its upper surface is illuminated by near infrared radiation to which said light-emitting diode is transparent.4. The photovoltaic device as claimed in claim 1 , in which said photovoltaic module comprises a plurality of photovoltaic cells connected in series.5. The photovoltaic device as claimed in claim 4 , in which said photovoltaic cells connected in series are produced in the form of a thin-film ...

SKIN DEVICE INCLUDING A FLEXIBLE AREA AND MEANS FOR LIMITING BENDING

The invention relates to a device intended for being attached to the skin of a user, the device being substantially planar and including at least one flexible area in which the device can be bent relative to an axis located in the plane of the device, and in which components sensitive to bending are placed, the device including means for limiting the bending such as to limit the bending of said at least one flexible area of the device relative to at least one axis located in the plane of the device. 1. A device intended to be fixed on the skin of a user , the device being substantially planar and comprising at least one flexible zone in which the device can be bent relative to an axis situated in the plane of the device and in which flexure-sensitive components are situated , the device comprising means for limiting the flexure to limit the flexure of said at least one flexible zone of the device relative to at least one axis situated in the plane of the device.2. The device according to claim 1 , wherein the flexure limiting means comprise an elongated central part on either side of which protruding parts extend that define recesses between them.3. The device according to claim 2 , wherein the height (H) of the protruding parts and the width (L) corresponding to the space between the two protruding parts are such that L<πH claim 2 , and preferably L<2H.4. The device according to claim 2 , wherein the flexure limiting means are situated in a substantially central part of the device.5. The device according to claim 2 , wherein the flexure limiting means are situated along at least part of the periphery of the device.6. The device according to claim 5 , wherein the flexure limiting means include a part situated at the periphery of the device and a part extending substantially at the center of the device.7. The device according to claim 2 , wherein the surface occupied by said means is less than 50% of the surface of the device claim 2 , and preferably less than 10% of ...

METHOD FOR PRODUCING A PHOTOVOLTAIC MODULE WITH AN ETCHING STEP P3 AND AN OPTIONAL STEP P2

The present invention concerns a method for producing an intermediate product for obtaining a photovoltaic module comprising a plurality of solar cells, said method comprising the following steps: (a) localised deposition on a substrate () of a layer () of an Se or S material, so as to cover at least one portion () of the substrate, (b) deposition on this localised layer (), of a layer () of conductive material, said layer coating the localised layer. 1. A method for producing an intermediate product for obtaining a photovoltaic module comprising a plurality of solar cells , this method comprising the following steps:{'b': 4', '7', '400, '(a) the localized deposition on a substrate () of a layer () of a material of the type Se or S, so as to cover at least one part () of the substrate,'}{'b': 7', '41, '(b) the deposition, on this localized layer (), of a layer of conducting material (), this layer coating the localized layer.'}284410400. The method as claimed in claim 1 , in which claim 1 , during step (a) claim 1 , a metal layer () is also deposited locally on the substrate () so as to cover at least one part () of the substrate claim 1 , distinct from said at least one part () covered with a material of the type Se or S.34414643. A method for obtaining a photovoltaic module comprising a plurality of solar cells in a structure in the form of thin layers claim 1 , which successively comprises a substrate () claim 1 , a rear-face electrode () claim 1 , a photovoltaic layer () obtained by annealing on the basis of metallic precursors and a semi-conductor layer () claim 1 , in which:{'claim-ref': {'@idref': 'CLM-00001', 'claim 1'}, 'b': '41', 'an intermediate product is produced in accordance with the method as claimed in , the layer of conducting material () forming the rear-face electrode,'}{'b': 7', '41', '71', '410', '461, 'an annealing step is carried out, which modifies said localized layer () of material of the type Se or S so as to form, in the rear-face ...

ELECTRICAL CONNECTOR, IN PARTICULAR FOR A CUTANEOUS DEVICE

An electrical connector, in particular for a medical device that is intended to be secured to the skin of a user, is disclosed. The connector includes a base for solidly connecting to the device and a plug for solidly connecting to an electric conductor. The plug includes a connection means and the base includes a plurality of connection means, each being adapted to engage with the connection means of the plug in order to establish a connection between the base and the plug. 1. An electrical connector for a medical device configured to be fixed on the skin of a user , comprising:a base secured to the device: anda plug configured to be secured to an electrical conductor, wherein the plug comprises first connection means comprises second connection means configured for cooperating with the first connecting means of the plug to ensure the connection between the base and the plug.2. The connector of claim 1 , wherein the center-to-center distance between adjacent second connection means of the base is between 1.5 and 10 times the diameter of the second connection means.3. The connector of claim 1 , wherein the second connection means of the base are distributed uniformly over the surface of the base.4. The connector of claim 1 , wherein the plug and the base include magnetic means on both the plug and the base.5. The connector of claim 1 , wherein the second connection means of the base include a plurality of holes and the first connection means of the plug include a protuberance.6. The connector of claim 5 , wherein the base is made up of a stack of at least two layers claim 5 , one of them performing at least a mechanical support function and the at least two layers also performing an electrical function and optionally a magnetic function claim 5 , the holes of the base traversing at least the layer acting as mechanical support claim 5 , and the plug comprises a base and the protuberance performing an electrical function and optionally a magnetic function.7. The ...

CUTANEOUS DEVICE, IN PARTICULAR A PULSE GENERATOR FOR ELECTRICAL STIMULATION

A substantially planar device intended to be secured to the skin of a user is disclosed. The device includes components and electrical connection means defining at least one rigid zone of the device. The electrical connection means have, in the plane of the device, a surface corresponding to at least one component and the means are disposed such as to cover the at least one component in order to protect the component mechanically. 1. A substantially planar device attachable to the skin of a user , comprising:a plurality of components;electrical connection means defining at least one rigid area of the device, the electrical connection means having, in a plane of the device, a surface corresponding to at least one component and being positioned to cover the at least one component for ensuring its mechanical protection.2. The device of claim 1 , wherein the electrical connection means define at least two rigid areas electrically and mechanically connected through a flexible area claim 1 , the flexible area bearing components.3. The device of claim 1 , wherein the electrical connection means have claim 1 , in the plane of the device claim 1 , a surface area greater than that occupied by the components and are aligned with the components according to the thickness of at least one rigid area claim 1 , so as to cover them.4. The device of claim 1 , wherein the electrical connection means include at least one opening intended to cooperate with a protrusion of a plug connected to an electric conductor.5. The device of claim 1 , wherein the electrical connection means also fulfill a magnetic function.6. The device of claim 1 , comprising a stack of two layers with a first layer comprising the electric connection means and a second layer comprising the components claim 1 , mounted on a flexible circuit.7. The device of claim 6 , comprising a third flexible layer claim 6 , in contact with the second layer for ensuring its encapsulation.8. The device of claim 1 , wherein the ...

CUTANEOUS ELECTRODE DEVICE AND ELECTROSTIMULATION DEVICE INCLUDING SAID ELECTRODE DEVICE

A cutaneous electrode device intended for being connected to an electrical pulse generator including a planar body and an electrically insulating material on which at least one electrode, at least one means for connecting to the electrical pulse generator and at least one conductive element electrically connecting said electrode to said connection means are formed. The at least one electrode ends at an inner surface of the body and the at least one connection means ends at an outer surface of the body. The body also has at least one projecting portion that is mechanically connecting an electrode and a connection. 1. A cutaneous electrode device configured to be connected to an electric pulse generator , the device comprising:a planar body made from an electrically insulating material on which at least one electrode, at least one means for connecting to the electric pulse generator, and at least one conductive element electrically connecting said electrode to said connecting means are formed,wherein the at least one electrode is situated on an inner face of the body and the at least one connecting means is situated on an outer face of the body, and the body includes at least one protruding portion, that mechanically connects an electrode and the connecting means, wherein the connecting means are configured to electrically and mechanically connect, by bending, the electrode device to the electric pulse generator.2. The device of claim 1 , wherein the entire body is flexible.3. The device of claim 1 , wherein at least part of the body has an elongate shape claim 1 , extending along a longitudinal axis claim 1 , and including at least two protruding portions.4. The device of claim 3 , wherein the at least two protruding portions are arranged on either side of the longitudinal axis.5. The device of claim 3 , wherein the body includes at least one branch extending from the elongate part of the body and forming a non-zero angle with the longitudinal axis claim 3 , wherein ...

ELECTRICAL CONNECTOR, IN PARTICULAR FOR A CUTANEOUS DEVICE

An electrical connector, in particular for a medical device that is intended to be secured to the skin of a user, the connector comprising a base intended to be solidly connected to the device and a plug intended to be solidly connected to an electric conductor, wherein the plug comprises a connection means and the base comprises a plurality of connection means, each being adapted to engage with the connection means of the plug in order to establish a connection between the base and the plug comprising a base secured to the device and a plug configured to be secured to an electrical conductor, wherein the base includes a plurality of protuberances and the plug includes a cavity. 1. An electrical connector for a medical device configured to be fixed on the skin of a user , comprising:a base secured to the device; anda plug configured to be secured to an electrical conductor, wherein the plug comprises first connection means and the base comprises second connection means configured for cooperating with the first connecting means of the plug to ensure the connection between the base and the plug, wherein the base includes a plurality of protuberances and the plug includes a cavity.2. The connector of claim 1 , wherein the base comprises at least one layer performing a mechanical support function and the plurality of protuberances is made directly on the mechanical support layer or on an intermediate layer claim 1 , the protuberances claim 1 , the layer performing a mechanical support function or the intermediate layer performing an electrical function and optionally a magnetic function claim 1 , and the plug comprises a cylindrical part defining the cavity that is closed by a base claim 1 , the electrical function of the plug being performed by the cylindrical part or the base and the potential magnetic function of the plug being performed by the cylindrical part or the base.3. The connector of claim 2 , wherein the base comprises claim 2 , on the layer performing the ...

CUTANEOUS MEDICAL DEVICE COMPRISING A MAIN PART AND INCLUDING A BASE AND A REMOVABLE ELECTRODE

A cutaneous medical device having a main part containing an electrical energy source that can generate an electric current and electronic components that form part of an electric circuit; and at least one removable cutaneous electrode comprising an electric plug. The electrode is intended to be in electric contact with a user. The electrode also includes at least one base which is positioned on a first face of the main part and can be electrically connected to the at least one removable cutaneous electrode. 1. A cutaneous medical device , comprising: an electricity source configured to generate an electric current and', 'electronic components at least partially forming an electric circuit;, 'a main part containingat least one removable cutaneous electrode including a plug, the electrode being configured to be in electrical contact with the user;at least one base positioned on a first face of the main part and capable of being electrically connected with the removable cutaneous electrode,wherein the at least one base comprises conductive means and the plug comprises means for controlling the passage of the current between the conductive means, and wherein the conductive means and the control means form an electric switch having a recognition function for the removable cutaneous electrode.2. The device of claim 1 , wherein the base includes at least one part having an electrical function and the plug includes a cylindrical part having an electrical function claim 1 , the electrical connection between the base and the plug being provided by the electrical contact between the parts having an electrical function.3. The device of claim 2 , wherein an annular part has an electrical function.4. The device of claim 2 , wherein three parts arranged in a circle have an electrical function.5. The device of claim 4 , wherein the parts are mounted on a spring.6. The device of claim 1 , wherein the conductive means of the base comprise two assemblies that are fixed and ...

SEMITRANSPARENT PHOTOVOLTAIC MODULE AND CORRESPONDING MANUFACTURING PROCESS

The invention relates to a photovoltaic module comprising a plurality of photovoltaic cells in a structure made up of thin films, comprising the following steps: a step of producing an intermediate product by depositing on the entirety of a substrate a layer of a conductive material, forming an absorbing layer on this layer of a conductive material, and producing holes through the stack formed by the layer of a conductive material and the absorbing layer, the layer of a conductive material forming the backside electrode; a step of depositing a transparent insulating material in the holes of the intermediate product, the absorbing layer being devoid of this material; and a step of depositing a layer forming the front side electrode, on the entirety of the product obtained. 1. A method for obtaining a photovoltaic module including a plurality of photovoltaic cells in a thin layer structure , comprising:producing an intermediate product by depositing a layer of a conductive material on the entirety of a substrate, forming an absorbing layer on this layer of conductive material, and producing holes through the stack formed by the layer of conductive material and the absorbing layer, the layer of conducting material forming the backside electrode,depositing an insulating transparent material in the holes of the intermediate product, the absorbing layer not having this material, anddepositing a layer forming the front side electrode on the entirety of the obtained product.2. The method according to claim 1 , wherein claim 1 , during the step for producing an intermediate product claim 1 , the holes have a section with a surface area comprised between 0.005 mmand 0.2 mm claim 1 , and the total surface area occupied by the holes is comprised between 5% and 95% of the total surface area of the substrate.3. The method according to claim 1 , wherein the holes are made using a mechanical or chemical method claim 1 , optionally involving a mask.4. The method according to claim 1 ...

METHOD FOR MANUFACTURING AN AIRTIGHT HOUSING INTENDED FOR ENCAPSULATING AN IMPLANTABLE DEVICE AND CORRESPONDING HOUSING

The invention relates to a method for manufacturing a thin airtight housing, which includes: (a) providing a first element in which a recess is made; (b) forming a solder joint in said recess, said joint being at least partially inserted in said recess; (c) placing a second element opposite said first element and said joint; (d) forming a first airtight seal between the first and second elements in order to assemble same and form an assembly; (e) placing a cover on top of said assembly; and (f) forming a second airtight seal between said assembly and said cover. 1. A method for making a hermetically sealed casing comprising the following steps:(a) providing a first element wherein a recess is made,(b) forming a brazing joint in said recess, said joint being at least partly integrated into said recess,(c) putting a second element facing said first element and said joint,(d) forming a first hermetically sealed joint between the first and second elements in order to assemble them and form an assembly,(e) superposing a lid to said assembly, and(f) forming a second hermetically sealed joint between said assembly and said lid.2. The method according to claim 1 , wherein the brazing joint is partly integrated into said recess claim 1 , the second element then being planar.3. The method according to claim 1 , wherein the brazing joint is totally integrated into said recess claim 1 , the second element including a first protruding portion intended for penetrating into the recess during step (c) for coming into contact with said brazing joint.4. The method according to claim 1 , wherein the first element is a sheet-shaped substrate while the second element is a metal frame.5. The method according to claim 1 , wherein the first element is a metal frame while the second element is a sheet-shaped substrate.6. The method according to claim 4 , wherein the metal frame includes a second protrusion portion claim 4 , on its face opposite to the one intended to come into contact with ...

Method for producing a hermetically sealed casing intended for encapsulating an implantable device, and corresponding casing

Method for producing a hermetically sealed casing, comprising the following steps: a) supplying a ceramic substrate ( 20 ), b) supplying a metal surround ( 21 ) and placing it facing the said substrate ( 20 ), c) forming a first hermetically sealed joint ( 22 ) at the interface between the said substrate ( 20 ) and the said metal surround ( 21 ), in order to assemble them and form an assembly, d) superposing a cover ( 23 ) on the said assembly, e) forming a second hermetically sealed joint ( 24 ) between an upper face of the metal surround ( 21 ) which is the opposite face to the said interface, and the cover ( 23 ), in order to obtain the said casing, characterized in that, during step c), the first hermetically sealed joint ( 22 ) is formed on a portion of the said interface and in that prior to step c), the method involves an additional step consisting in placing a ceramic surround ( 25 ) on the upper face of the metal surround so as to partially cover the said face of the metal surround, the projected surface of the said ceramic surround in a plane of projection covering the projected surface of the said first joint in this same plane of projection.

FEEDTHROUGH DEVICE ESPECIALLY FOR A MEDICAL IMPLANT SYSTEM AND PRODUCTION METHOD

The invention relates to a feedthrough device especially for a medical implant system, comprising: a flexible substrate locally comprising at least one means for stiffening the substrate, said at least one stiffening means having a through-opening; and at least one hermetic feedthrough comprising an electrical connection element, said feedthrough being hermetically joined to a stiffening means, such that said electrical connection element passes through the through-opening. 1. A feedthrough device especially for a medical implant system comprising:a generally flexible substrate locally comprising at least one means for stiffening the substrate, said at least one stiffening means having a through-opening; andat least one hermetic feedthrough comprising an electrical connection element, said feedthrough being hermetically assembled to a stiffening means such that said elctrical connection element passes through the through-opening.2. The feedthrough device according to claim 1 , wherein said substrate includes a metal sheet.3. The feedthrough device according to claim 1 , wherein said at least one stiffening means includes a protruding portion with respect to the surface of the substrate.4. The feedthrough device according to claim 3 , wherein the protruding portion is a bulge or an over-thickness.5. The feedthrough device according to claim 1 , comprising at least one brazing joint between a feedthrough and a stiffening means.6. The feedthrough device according to claim 5 , wherein said at least one brazing joint has a three-dimensional structure.7. The feedthrough device according to claim 5 , wherein the feedthrough has a shape of a T claim 5 , a second brazing joint being present between an outgrowth and the substrate.8. A method for manufacturing a feedthrough device according to claim 1 , comprising:(a) producing a generally flexible substrate with at least one stiffening means and at least one through-opening in said at least one stiffening means,(b) providing ...

HERMETIC HOUSING, PARTICULARLY FOR ENCAPSULATING AN IMPLANTABLE MEDICAL DEVICE

Hermetic housing comprising: a first element () in sheet form, made from at least one material chosen from a metal, a ceramic and a glass; a second element () for covering said first element, likewise made of at least one material chosen from a metal, a ceramic and a glass; a first metal surround () interposed between said first element and said second element, comprising an internal part () partially or fully positioned within the perimeter of said first element and an outer part () positioned fully on the outside of said perimeter of said first element; a first hermetic seal between said first element and said internal part of said first metal surround; and a second hermetic seal between said second element and said outer part of said first metal surround. Method of encapsulating a device, notably an implantable medical device, using such a hermetic housing. 1. A hermetic housing comprising:{'b': 11', '61, 'a first element in the form of a sheet (, ), made of at least one material chosen from a metal, a ceramic and a glass;'}{'b': 15', '16', '65, 'a second element (, ; ) having dimensions and a shape suitable for covering said first element, also made of at least one material chosen from a metal, a ceramic and a glass;'}{'b': 12', '62', '14', '64', '13', '63, 'a first metal surround (, ) interposed between said first element and said second element, comprising an internal part (, ) positioned partially or completely inside the perimeter of said first element and an external part (, ) positioned completely outside said perimeter of said first element;'}{'b': '31', 'a first hermetic seal () between said first element and said internal part of said first metal surround; and'}a second hermetic seal between said second element and said external part of said first metal surround.2. The hermetic housing as claimed in claim 1 , in which said first hermetic seal is produced by a technique chosen from: soldering claim 1 , solid state diffusion welding and claim 1 , when ...

ULTRAFINE IMPLANTABLE ENERGY SOURCE.

METHOD FOR PRODUCING A HERMETIC HOUSING FOR ENCAPSULATING AN IMPLANTABLE DEVICE AND CORRESPONDING HOUSING

Procédé de réalisation d'un boîtier hermétique fin comprenant les étapes suivantes : (a) fournir un premier élément (31) dans lequel est réalisé un évidement (32), (b) former un joint de brasage (33) dans ledit évidement (32), ledit joint étant au moins partiellement intégré dans ledit évidement, (c) mettre en regard dudit premier élément et dudit joint un deuxième élément (41), (d) former un premier joint hermétique (51) entre les premier et deuxième éléments pour les assembler et former un ensemble, (e) superposer audit ensemble un couvercle (61), (f) former un deuxième joint hermétique (62) entre ledit ensemble et ledit couvercle. A method of making a thin hermetic package comprising the steps of: (a) providing a first member (31) in which a recess (32) is formed, (b) forming a solder joint (33) in said recess (32) ), said joint being at least partially integrated in said recess, (c) facing said first element and said seal a second element (41), (d) forming a first hermetic seal (51) between the first and second elements for assembling and forming an assembly, (e) superimposing on said assembly a cover (61), (f) forming a second hermetic seal (62) between said assembly and said cover.

DEVICE FOR CROSSING IN PARTICULAR FOR A MEDICAL IMPLANT SYSTEM AND METHOD FOR MAKING THE SAME.

Dispositif de traversée notamment pour système d'implant médical comprenant : - un substrat (10, 12) flexible comportant localement au moins un moyen de rigidification (11, 15, 121) du substrat, ledit au moins un moyen de rigidification présentant une ouverture (21) traversante et - au moins une traversée hermétique (301, 302, 801) comportant un élément de connexion électrique (33, 35), ladite traversée étant assemblée hermétiquement à un moyen de rigidification, de telle sorte que ledit élément de connexion électrique passe à travers l'ouverture traversante. A feedthrough device, in particular for a medical implant system, comprising: - a flexible substrate (10, 12) comprising locally at least one stiffening means (11, 15, 121) of the substrate, said at least one stiffening means having an opening ( 21) through and - at least one hermetic feed-through (301, 302, 801) comprising an electrical connection element (33, 35), said feed-through being hermetically assembled to a stiffening means, so that said electrical connection element passes through the through opening.

PROCESS FOR PRODUCING A PHOTOVOLTAIC MODULE WITH TWO ETCHES OF ETCHING P2 AND P3 AND CORRESPONDING PHOTOVOLTAIC MODULE.

Procédé de réalisation d'un module photovoltaïque comportant une pluralité de cellules solaires dans une structure en couches minces, dans lequel sont réalisées successivement, une électrode en face arrière (41), une couche photovoltaïque (46) obtenue par dépôt d'une couche (42) de précurseurs et par recuit pour convertir les précurseurs en matériau semi-conducteur, et une autre couche (43) de semi-conducteur pour créer une jonction pn avec la couche photovoltaïque (46), caractérisé en ce que le dépôt de la couche (42) est réalisé de façon localisée, de façon à laisser libre au moins une zone (410) de l'électrode en face arrière (41) située entre deux cellules adjacentes, le recuit modifiant cette zone (410) qui présente une résistivité plus importante que le reste de l'électrode en face arrière (41), de façon à assurer l'isolation électrique entre deux cellules adjacentes. Process for producing a photovoltaic module comprising a plurality of solar cells in a thin-film structure, in which are successively produced, a back-face electrode (41), a photovoltaic layer (46) obtained by depositing a layer ( 42) of precursors and by annealing to convert the precursors into a semiconductor material, and another layer (43) of semiconductor to create a pn junction with the photovoltaic layer (46), characterized in that the deposition of the layer (42) is made in a localized manner, so as to leave at least one area (410) of the rear-face electrode (41) located between two adjacent cells, the annealing modifying this zone (410) which has a higher resistivity important than the rest of the back-side electrode (41), so as to provide electrical isolation between two adjacent cells.

DEVICE AND SYSTEM FOR PHOTOVOLTAIC GENERATION AND ITS APPLICATION TO AN IMPLANTABLE MEDICAL DEVICE.

Dispositif photovoltaïque (2) comprenant : un module photovoltaïque (20) de type CIGS présentant une surface, dite supérieure, destinée à être exposée à un rayonnement lumineux ; et une diode électroluminescente (21) présentant une émission lumineuse à une longueur d'onde inférieure à 600 nm et transparente au rayonnement dans le proche infrarouge, fixée à ladite surface supérieure du module photovoltaïque. Système de génération photovoltaïque (200) comprenant : au moins un tel dispositif photovoltaïque (2) ; un système d'interrupteurs (24, 26) pour connecter sélectivement ledit module photovoltaïque à ladite diode électroluminescente ou à une borne d'alimentation d'une charge extérieure (25) ; et un circuit de pilotage (27) dudit système d'interrupteurs. Système électronique comprenant : un tel système de génération photovoltaïque (2) ; une batterie (25) connectée à ladite borne d'alimentation ; et au moins un circuit électronique (30) connecté à ladite batterie pour être alimenté. Dispositif médical implantable (1) comprenant un tel système électronique. Photovoltaic device (2) comprising: a photovoltaic module (20) of CIGS type having a so-called upper surface, intended to be exposed to a light radiation; and a light-emitting diode (21) having a light emission at a wavelength of less than 600 nm and transparent to near-infrared radiation, attached to said upper surface of the photovoltaic module. Photovoltaic generation system (200) comprising: at least one such photovoltaic device (2); a switch system (24, 26) for selectively connecting said photovoltaic module to said light emitting diode or to a power supply terminal of an external load (25); and a control circuit (27) of said switch system. An electronic system comprising: such a photovoltaic generation system (2); a battery (25) connected to said power terminal; and at least one electronic circuit (30) connected to said battery for being powered. Implantable medical device (1) ...

METHOD FOR PRODUCING A HERMETIC HOUSING FOR ENCAPSULATING AN IMPLANTABLE DEVICE AND CORRESPONDING HOUSING

PROCESS FOR PRODUCING A PHOTOVOLTAIC MODULE WITH AN ETCHING STEP P3 AND A POSSIBLE STEP P1

Procédé de réalisation d'un produit intermédiaire pour l'obtention d'un module photovoltaïque comportant une pluralité de cellules solaires, ce procédé comportant les étapes suivantes : (a) le dépôt localisé sur un substrat (4) d'une couche de métal (8) de façon à recouvrir au moins une partie (401) du substrat, (b) le dépôt sur cette couche localisée (8), d'une couche (41) de matériau conducteur, cette couche enrobant la couche localisée (8). A method of producing an intermediate product for obtaining a photovoltaic module comprising a plurality of solar cells, said method comprising the following steps: (a) depositing a layer of metal on a substrate (4) ( 8) so as to cover at least a portion (401) of the substrate, (b) the deposition on this localized layer (8), of a layer (41) of conductive material, this layer coating the localized layer (8).

TRANSCUTANEOUS PHOTOVOLTAIC FEEDING OF AN IMPLANTED ELECTRONIC OR ELECTRICAL DEVICE.

Système comprenant : - un dispositif électronique ou électrique (2), implantable dans un corps humain ou animal, comprenant un convertisseur photovoltaïque (23) pour assurer son alimentation en énergie électrique ; et - un dispositif d'éclairage (1), destiné à être disposé à l'extérieur dudit corps humain ou animal, comprenant une pluralité de sources de lumière pouvant être allumées ou éteintes individuellement pour effectuer un éclairage transcutané dudit convertisseur photovoltaïque ; caractérisé en ce que ledit dispositif d'éclairage comprend un contrôleur pour calculer une efficacité de transfert énergétique entre ledit dispositif d'éclairage et ledit convertisseur photovoltaïque, et pour allumer ou éteindre individuellement lesdites sources de lumière de manière à maximiser ladite efficacité ou assurer qu'elle soit supérieure à un seuil prédéterminé. System comprising: - an electronic or electrical device (2), implantable in a human or animal body, comprising a photovoltaic converter (23) for providing its power supply; and - a lighting device (1), intended to be disposed outside said human or animal body, comprising a plurality of light sources that can be turned on or off individually to effect transcutaneous illumination of said photovoltaic converter; characterized in that said lighting device comprises a controller for calculating an energy transfer efficiency between said lighting device and said photovoltaic converter, and for individually turning on or off said light sources so as to maximize said efficiency or to ensure that it is greater than a predetermined threshold.

PROCESS FOR PRODUCING A PHOTOVOLTAIC MODULE WITH TWO ETCHING STAGES P1 AND P3 AND CORRESPONDING PHOTOVOLTAIC MODULE.

DEVICE FOR CROSSING IN PARTICULAR FOR A MEDICAL IMPLANT SYSTEM AND METHOD FOR MAKING THE SAME.

Dispositif de traversée notamment pour système d'implant médical comprenant : - un substrat (10, 12) flexible comportant localement au moins un moyen de rigidification (11, 15, 121) du substrat, ledit au moins un moyen de rigidification présentant une ouverture (21) traversante et - au moins une traversée hermétique (301, 302, 801) comportant un élément de connexion électrique (33, 35), ladite traversée étant assemblée hermétiquement à un moyen de rigidification, de telle sorte que ledit élément de connexion électrique passe à travers l'ouverture traversante. Device for traversing, in particular for a medical implant system, comprising: a flexible substrate (10, 12) locally comprising at least one stiffening means (11, 15, 121) for the substrate, said at least one stiffening means having an opening ( 21) and at least one hermetic feedthrough (301, 302, 801) having an electrical connection element (33, 35), said bushing being hermetically joined to a stiffening means, such that said electrical connection element passes through the through opening.

PROCESS FOR PRODUCING A PHOTOVOLTAIC MODULE WITH TWO ETCHING STAGES P1 AND P3 AND CORRESPONDING PHOTOVOLTAIC MODULE.

Procédé de réalisation d'un module photovoltaïque comportant une pluralité de cellules solaires dans une structure en couches minces, dans lequel sont réalisées successivement dans la structure, une électrode en face arrière (41), une couche photovoltaïque (43) obtenue par dépôt de constituants comprenant des précurseurs métalliques et au moins un élément pris parmi Se et S et par recuit pour convertir ces constituants en matériau semi-conducteur, et une autre couche (44) de semi-conducteur pour créer une jonction pn avec la couche photovoltaïque (43), caractérisé en ce que les précurseurs métalliques forment, sur l'électrode en face arrière (41), une couche continue, alors que ledit au moins un élément forme une couche présentant au moins une discontinuité permettant, à l'issue du recuit, de laisser une zone (430) de la couche de précurseurs métalliques à l'état métallique au niveau de ladite discontinuité. Method for producing a photovoltaic module comprising a plurality of solar cells in a thin-film structure, in which are successively realized in the structure, a back-face electrode (41), a photovoltaic layer (43) obtained by deposition of constituents comprising metal precursors and at least one element selected from Se and S and annealing to convert these constituents into a semiconductor material, and another semiconductor layer (44) to create a pn junction with the photovoltaic layer (43) , characterized in that the metal precursors form a continuous layer on the back-face electrode (41), while the said at least one element forms a layer having at least one discontinuity which, after the annealing, leaving a zone (430) of the metallic precursor layer in the metallic state at said discontinuity.

Fuel cell humidification controlling device, has switching unit for connecting given fuel cell to other two fuel cells for forming system of k fuel cells, while cells are disconnected, in one of two phases

The device has a measuring unit (120) for measuring impedance of one of fuel cells (110-1-110-10) on different frequencies. A switching unit (150) isolates a given cell (110-7) from other cells and connects the cells (110-6, 110-8) to form a system of k-1 fuel cells in one phase, where k is greater than one. The given cell is connected to the measuring unit. The switching unit connects the given cell to the cells (110-6, 11-8) for forming a system of k fuel cells, while the cells (110-6, 11-8) are disconnected, in another phase. An independent claim is also included for a method for controlling humidification of fuel cells connected in series.

SKIN ELECTRODE DEVICE AND ELECTROSTIMULATION DEVICE INTEGRATING THIS ELECTRODE DEVICE.

METAL-ION ELECTROCHEMICAL ACCUMULATOR, HIGH CAPACITY AND FLEXIBILITY ENABLES GREAT CONFORMABILITY

La présente invention concerne une nouvelle architecture d'accumulateur électrochimique (A) métal-ion, avec des zones dépourvues de matériaux d'électrode rigides en eux-mêmes et de préférence également dépourvues de matériau du séparateur. Ces zones sont flexibles et définissent ainsi des lignes de pliage de l'accumulateur, qui permettent une flexibilité importante de l'accumulateur par déformation élastique de l'emballage souple, des substrats collecteurs de courant et le cas échéant du séparateur et ce selon plusieurs configurations possibles à partir d'une même géométrie de base. The present invention relates to a novel electrochemical accumulator architecture (A) metal-ion, with areas devoid of rigid electrode materials in themselves and preferably also devoid of material of the separator. These zones are flexible and thus define fold lines of the accumulator, which allow a high flexibility of the accumulator by elastic deformation of the flexible packaging, current collector substrates and where appropriate the separator and in several configurations possible from the same basic geometry.

TRANSCUTANEOUS PHOTOVOLTAIC FEEDING OF AN IMPLANTED ELECTRONIC OR ELECTRICAL DEVICE.

ELECTRICAL CONNECTOR, IN PARTICULAR FOR A CUTANE DEVICE.

Connecteur électrique, notamment pour un dispositif médical destiné à être fixé sur la peau d'un utilisateur, comprenant une embase destinée à être solidaire du dispositif et une fiche destinée à être solidaire d'un conducteur électrique, caractérisé en ce que la fiche (700) comprend un moyen de connexion (702a) et l'embase (80) comprend une pluralité de moyens de connexion (83), chacun d'eux étant adaptés pour coopérer avec le moyen de connexion de la fiche pour assurer la connexion entre l'embase et la fiche. Electrical connector, particularly for a medical device intended to be fixed on the skin of a user, comprising a base intended to be secured to the device and a plug intended to be secured to an electrical conductor, characterized in that the plug (700 ) comprises a connection means (702a) and the base (80) comprises a plurality of connection means (83), each of them being adapted to cooperate with the connection means of the plug to provide the connection between the base and the plug.

HERMETIC HOUSING, ESPECIALLY FOR ENCAPSULATION OF AN IMPLANTABLE MEDICAL DEVICE.

WATER MANAGEMENT IN A FUEL CELL.

ULTRAFINE IMPLANTABLE ENERGY SOURCE.

Source d'énergie implantable comprenant au moins un sous-système de stockage d'énergie (171) réalisé sous la forme d'un empilement de couches minces (175) sur un substrat (176), caractérisée en ce que ledit sous-système de stockage d'énergie présente une pluralité d'ouvertures traversantes (174) pour permettre le développement et le passage de vaisseaux sanguins. De préférence, la source d'énergie présente, sur au moins 80% de sa surface, une épaisseur inférieure ou égale à 1 mm. An implantable power source comprising at least one energy storage subsystem (171) formed as a stack of thin layers (175) on a substrate (176), characterized in that said subsystem of Energy storage has a plurality of through apertures (174) for the development and passage of blood vessels. Preferably, the energy source has, on at least 80% of its surface, a thickness less than or equal to 1 mm.

SKIN DEVICE, ESPECIALLY FOR MEDICAL APPLICATION.

Dispositif destiné à être fixé sur la peau d'un utilisateur, le dispositif étant sensiblement plan et comprenant au moins une zone flexible dans laquelle le dispositif peut être fléchi par rapport à un axe situé dans le plan du dispositif, et dans laquelle sont situés des composants sensibles à la flexion, le dispositif comprenant des moyens de limitation de la flexion pour limiter la flexion de ladite au moins une zone flexible du dispositif par rapport à au moins un axe situé dans le plan du dispositif. Device intended to be fixed to the skin of a user, the device being substantially plane and comprising at least one flexible zone in which the device can be bent with respect to an axis situated in the plane of the device, and in which are located components sensitive to bending, the device comprising bending limiting means for limiting the bending of said at least one flexible zone of the device with respect to at least one axis situated in the plane of the device.

SEMI-TRANSPARENT PHOTOVOLTAIC MODULE AND CORRESPONDING OBTAINING METHOD

L'invention concerne un module photovoltaïque semi-transparent comprenant une pluralité de cellules photovoltaïques connectées en série sur un substrat commun (1) et comprenant une électrode de face avant (8) et une électrode de face arrière (2), espacée de l'électrode de face avant (8) par au moins une couche absorbante (3), dans lequel l'empilement constitué par l'électrode de face arrière (2) et la couche absorbante (3) comprend des zones (6) vides ou constituées d'un matériau isolant et transparent. The invention relates to a semi-transparent photovoltaic module comprising a plurality of photovoltaic cells connected in series on a common substrate (1) and comprising a front-face electrode (8) and a rear-face electrode (2) spaced from the front-face electrode (8) with at least one absorbent layer (3), in which the stack consisting of the back-face electrode (2) and the absorbent layer (3) comprises empty zones (6) consisting of an insulating and transparent material.

HERMETIC HOUSING, ESPECIALLY FOR ENCAPSULATION OF AN IMPLANTABLE MEDICAL DEVICE.

Boîtier hermétique comprenant : un premier élément en forme de feuille (11), réalisé en au moins un matériau choisi parmi un métal, une céramique et un verre ; un deuxième élément (15, 17, 18) pour recouvrir ledit premier élément, également réalisé en au moins un matériau choisi parmi un métal, une céramique et un verre ; un premier cadre métallique (12) interposé entre ledit premier élément et ledit deuxième élément, comprenant une partie interne (14) positionnée en partie ou en totalité à l'intérieur du périmètre dudit premier élément et une partie externe (13) positionnée en totalité à l'extérieur dudit périmètre dudit premier élément ; un premier joint hermétique entre ledit premier élément et ladite partie interne dudit premier cadre métallique ; et un deuxième joint hermétique entre ledit deuxième élément et ladite partie externe dudit premier cadre métallique. Procédé d'encapsulation d'un dispositif, et notamment d'un dispositif médical implantable, à l'aide d'un tel boîtier hermétique.

SKIN ELECTRODE DEVICE AND ELECTROSTIMULATION DEVICE INTEGRATING THIS ELECTRODE DEVICE.

Dispositif d'électrode cutanée destiné à être connecté à un générateur d'impulsions électriques (3) et comportant : un corps (10, 60, 80) plan en un matériau isolant électrique sur lequel sont formés au moins une électrode (11, 12 ; 61, 62, 63, 64 ; 81, 82), au moins un moyen de connexion (13, 14; 65, 66, 67, 68; 83, 84) au générateur d'impulsions électriques (3), et au moins un élément conducteur (15, 16 ; 71, 72, 73, 74 ; 85, 86) reliant électriquement ladite électrode audit moyen de connexion, dispositif caractérisé en ce que ladite au moins une électrode débouche sur une face interne (106, 608) dudit corps et ledit au moins un moyen de connexion débouche sur une face externe (100, 600, 805) dudit corps et en ce que ledit corps comporte au moins une portion (102, 103 ; 602, 603, 604, 605 ; 806, 807) en saillie, ladite portion reliant mécaniquement une électrode (11, 12 ; 61, 62, 63, 64 ; 83, 84) et un moyen de connexion (13, 14 ; 65, 66, 67, 68 ; 83, 84) et étant destinée à relier mécaniquement et électriquement par repliement ledit dispositif d'électrode audit générateur d'impulsions électriques. A cutaneous electrode device for connection to an electrical pulse generator (3) and comprising: a plane body (10, 60, 80) of an electrical insulating material on which at least one electrode (11, 12; 61, 62, 63, 64; 81, 82), at least one connection means (13, 14; 65, 66, 67, 68, 83, 84) to the electrical pulse generator (3), and at least one conductive member (15, 16; 71, 72, 73, 74; 85, 86) electrically connecting said electrode to said connection means, characterized in that said at least one electrode opens on an inner face (106, 608) of said body and said at least one connecting means opens onto an outer face (100, 600, 805) of said body and said body comprises at least one portion (102, 103; 602, 603, 604, 605; 806, 807). protruding, said portion mechanically connecting an electrode (11, 12; 61, 62, 63, 64; 83, 84) and a connecting means (13, ...

Mechanically stable device based on nano/micro wires and having improved optical properties and process for producing it

The device comprises a number of nanoscale or micron-sized wires (2) formed by a semiconductor chosen from silicon, germanium and a silicon-germanium alloy. The device furthermore comprises pellets (3) that increase the strength of the device and its optical absorption properties. The pellets (3) are between 100 nm and 1 μm in diameter and they consist of spherical agglomerates of zinc-oxide particles that are between 10 nm and 200 nm in diameter. The pellets (3) are, in particular, obtained by submerging the wires in a bath containing an alcohol-based solvent and zinc acetate, under temperature and pressure conditions that keep the alcohol-based solvent in the liquid state, and by heating the wires transforming the zinc acetate into zinc oxide.

Method for manufacturing a photovoltaic module with annealing for forming a photovoltaic layer and electrically conducting region

The invention relates to a method for manufacturing a photovoltaic module comprising plurality of solar cells in a thin-layer structure, in which the following are formed consecutively in the structure: an electrode on the rear surface ( 41 ), a photovoltaic layer ( 43 ) obtained by depositing components including metal precursors and at least one element taken from Se and S and by annealing such as to convert said components into a semiconductor material, and another semiconductor layer ( 44 ) in order to create a pn junction with the photovoltaic layer ( 43 ); characterized in that the metal precursors form, on the electrode on the rear surface ( 41 ), a continuous layer, while said at least one element forms a layer having at least one break making it possible, at the end of the annealing step, to leave an area ( 430 ) of the layer of metal precursors in the metal state at said break.

APPARATUS AND METHOD FOR INK-COATED INK-BASED INK RACLE DEPOSITION

SKIN DEVICE, IN PARTICULAR FOR MEDICAL APPLICATION.

Dispositif destiné à être fixé sur la peau d'un utilisateur, le dispositif étant sensiblement plan et comprenant au moins une zone flexible dans laquelle le dispositif peut être fléchi par rapport à un axe situé dans le plan du dispositif, et dans laquelle sont situés des composants sensibles à la flexion, le dispositif comprenant des moyens de limitation de la flexion pour limiter la flexion de ladite au moins une zone flexible du dispositif par rapport à au moins un axe situé dans le plan du dispositif. Device intended to be fixed on the skin of a user, the device being substantially flat and comprising at least one flexible zone in which the device can be flexed with respect to an axis located in the plane of the device, and in which are located bending sensitive components, the device comprising bending limiting means for limiting bending of said at least one flexible region of the device with respect to at least one axis located in the plane of the device.

Skin device including a flexible area and means for limiting bending

Dispositif (6) destiné à être fixé sur la peau d'un utilisateur, le dispositif étant sensiblement plan et comprenant au moins une zone flexible dans laquelle le dispositif peut être fléchi par rapport à un axe situé dans le plan du dispositif, et dans laquelle sont situés des composants sensibles à la flexion, le dispositif comprenant des moyens de limitation de la flexion (60, 61, 62, 63, 64) pour limiter la flexion de ladite au moins une zone flexible du dispositif par rapport à au moins un axe situé dans le plan du dispositif.

Cutaneous medical device comprising a main part and including a base and a removable electrode

A cutaneous medical device having a main part containing an electrical energy source that can generate an electric current and electronic components that form part of an electric circuit; and at least one removable cutaneous electrode comprising an electric plug. The electrode is intended to be in electric contact with a user. The electrode also includes at least one base which is positioned on a first face of the main part and can be electrically connected to the at least one removable cutaneous electrode.

Cutaneous device, in particular a pulse generator for electrical stimulation

The invention relates to a substantially planar device that is intended to be secured to the skin of a user, comprising components and electrical connection means defining at least one rigid zone of the device, said electrical connection means (32) having, in the plane of the device, a surface corresponding to at least one component and said means being disposed such as to cover the at least one component in order to protect same mechanically.

ELECTRICAL CONNECTOR, IN PARTICULAR FOR A CUTANE DEVICE.

Method for manufacturing a photovoltaic module with two etching steps p2 and p3 and corresponding photovoltaic module

The invention relates to a method for manufacturing a photovoltaic module comprising a plurality of solar cells in a thin-layer structure, in which the following are consecutively formed: an electrode on the rear surface (41), a photovoltaic layer (46) obtained by depositing a layer (42) of precursors and by annealing such as to convert the precursors into a semiconductor material, and another semiconductor layer (43) in order to create a pn junction with the photovoltaic layer (46); characterised in that the layer (42) is deposited in a localised manner, such as to leave free at least one area (410) of the electrode on the rear surface (41) placed between two adjacent cells, wherein the annealing step modifies said area (410) which has higher resistivity than the rest of the electrode on the rear surface (41), such as to provide electric insulation between two adjacent cells.

Method for producing a photovoltaic module with an etching step p3 and an optional step p2.

The present invention concerns a method for producing an intermediate product for obtaining a photovoltaic module comprising a plurality of solar cells, said method comprising the following steps: (a) localised deposition on a substrate (4) of a layer (7) of an Se or S material, so as to cover at least one portion (400) of the substrate, (b) deposition on this localised layer (7), of a layer (41) of conductive material, said layer coating the localised layer.

DEVICE AND METHOD FOR CONTROLLING THE HUMIDIFICATION OF A FUEL CELL

PROCESS FOR PRODUCING A PHOTOVOLTAIC MODULE WITH AN ETCHING STEP P3 AND A POSSIBLE STEP P2.

La présente invention concerne un procédé de réalisation d'un produit intermédiaire pour l'obtention d'un module photovoltaïque comportant une pluralité de cellules solaires, ce procédé comprenant les étapes suivantes : (a) le dépôt localisé sur un substrat (4) d'une couche (7) d'un matériau du type Se ou S, de façon à recouvrir au moins une partie (400) du substrat, (b) le dépôt, sur cette couche localisée (7), d'une couche (41) de matériau conducteur, cette couche enrobant la couche localisée. The present invention relates to a method for producing an intermediate product for obtaining a photovoltaic module comprising a plurality of solar cells, this method comprising the following steps: (a) the localized deposition on a substrate (4) of a layer (7) of a material of the Se or S type, so as to cover at least a portion (400) of the substrate, (b) depositing, on this localized layer (7), a layer (41) of conductive material, this layer coating the localized layer.

FUEL CELL HUMIDITY CONTROL.

Feedthrough device especially for a medical implant system and production method

The invention relates to a feedthrough device especially for a medical implant system, comprising: a flexible substrate (10, 12) locally comprising at least one means (11, 15, 121) for stiffening the substrate, said at least one stiffening means having a through-opening (21); and at least one hermetic feedthrough (301, 302, 801) comprising an electrical connection element (33, 35), said feedthrough being hermetically joined to a rigidifying means, such that said electrical connection element passes through the through-opening.

Cutaneous medical device comprising a main part and including a base and a removable electrode

The invention relates to a cutaneous medical device (130) comprising: a main part (131) containing an electrical energy source that can generate an electric current and electronic components, forming part of an electric circuit; at least one removable cutaneous electrode comprising an electric plug, said electrode being intended to be in electric contact with a user; and at least one base (120) which is positioned on a first face of the main part and can be electrically connected to the at least one removable cutaneous electrode. In addition, the device also comprises conducting means (124, 125) in the at least one base and, in the plug, a means for controlling the flow of current between the conducting means, the conducting means and the control means forming an electric switch having a function allowing recognition of the at least one removable cutaneous electrode.

Cutaneous device, in particular a pulse generator for electrical stimulation

Dispositif destiné à être fixé sur la peau d'un utilisateur, sensiblement plan et comprenant des composants ainsi que des moyens de connexion électrique définissant au moins une zone rigide du dispositif, les moyens de connexion électrique (32) présentant, dans le plan du dispositif, une surface correspondant à au moins un composant et étant disposés de manière à recouvrir ledit au moins un composant pour assurer sa protection mécanique.

METAL-ION ELECTROCHEMICAL ACCUMULATOR WITH HIGH CAPACITY AND FLEXIBILITY FOR HIGH CONFORMABILITY

La présente invention concerne une nouvelle architecture d'accumulateur électrochimique (A) métal-ion, avec des zones dépourvues de matériaux d'électrode rigides en eux-mêmes et de préférence également dépourvues de matériau du séparateur. Ces zones sont flexibles et définissent ainsi des lignes de pliage de l'accumulateur, qui permettent une flexibilité importante de l'accumulateur par déformation élastique de l'emballage souple, des substrats collecteurs de courant et le cas échéant du séparateur et ce selon plusieurs configurations possibles à partir d'une même géométrie de base. The present invention relates to a new architecture of a metal-ion electrochemical accumulator (A), with zones devoid of rigid electrode materials in themselves and preferably also devoid of separator material. These zones are flexible and thus define fold lines of the accumulator, which allow significant flexibility of the accumulator by elastic deformation of the flexible packaging, of the current-collecting substrates and, where appropriate, of the separator, in several configurations. possible from the same basic geometry.

METHOD FOR PRODUCING A HERMETIC CASE FOR ENCAPSULATING AN IMPLANTABLE DEVICE AND CORRESPONDING HOUSING

Method for manufacturing a photovoltaic module with two etching steps p2 and p3 and corresponding photovoltaic module

Procédé de réalisation d'un module photovoltaïque comportant une pluralité de cellules solaires dans une structure en couches minces, dans lequel sont réalisées successivement, une électrode en face arrière (41 ), une couche photovoltaïque (46) obtenue par dépôt d'une couche (42) de précurseurs et par recuit pour convertir les précurseurs en matériau semi-conducteur, et une autre couche (43) de semi-conducteur pour créer une jonction pn avec la couche photovoltaïque (46), caractérisé en ce que le dépôt de la couche (42) est réalisé de façon localisée, de façon à laisser libre au moins une zone (410) de l'électrode en face arrière (41) située entre deux cellules adjacentes, le recuit modifiant cette zone (410) qui présente une résistivité plus importante que le reste de l'électrode en face arrière (41 ), de façon à assurer l'isolation électrique entre deux cellules adjacentes.

WATER MANAGEMENT IN A FUEL CELL.

L'invention concerne une pile à combustible à hydrogène-oxygène comprenant, du côté anode, une chambre tampon (9) de stockage d'hydrogène. La chambre tampon comprend une paroi dont au moins une partie est semi-perméable (16), étanche aux gaz (hydrogène-oxygène-air) et perméable à l'eau. The invention relates to a hydrogen-oxygen fuel cell comprising, on the anode side, a hydrogen storage buffer chamber (9). The buffer chamber comprises a wall of which at least a portion is semi-permeable (16), gas-tight (hydrogen-oxygen-air) and permeable to water.

Dispositif d'electrode cutanee et dispositif d'electrostimulation integrant ce dispositif d'electrode

L'invention concerne un dispositif d'électrode cutanée destiné à être connecté à un générateur d'impulsions électriques comprenant un corps plan en un matériau isolant électrique sur lequel sont formés au moins une électrode, au moins un moyen de connexion au générateur d'impulsions électriques et au moins un élément conducteur reliant électriquement ladite électrode audit moyen de connexion. Selon l'invention, ladite au moins une électrode débouche sur une face interne dudit corps et ledit au moins un moyen de connexion débouche sur une face externe dudit corps, ledit corps comportant au moins une portion en saillie, ladite portion reliant mécaniquement une électrode et un moyen de connexion et étant destinée à relier électriquement et mécaniquement par repliement ledit dispositif d'électrode audit générateur d'impulsions électriques.

Connecteur electrique notamment pour dispositif cutane.

Connecteur électrique, notamment pour un dispositif médical destiné à être fixé sur la peau d'un utilisateur, comprenant une embase destinée à être solidaire du dispositif et une fiche destinée à être solidaire d'un conducteur électrique, caractérisé en ce que la fiche (700) comprend un moyen de connexion (702a) et l'embase (80) comprend une pluralité de moyens de connexion (83), chacun d'eux étant adaptés pour coopérer avec le moyen de connexion de la fiche pour assurer la connexion entre l'embase et la fiche.

Dispositif cutané comprenant une zone flexible et des moyens de limitation de la flexion

Dispositif cutané comprenant une zone flexible et des moyens de limitation de la flexion

Humidity regulation fuel cell

A hydrogen-oxygen fuel cell including a main cell and an auxiliary cell sharing a common electrolyte and having at least one separate electrode, circuitry for measuring the humidity ratio of the electrolyte, and control and switching circuitry for operating the main and auxiliary cells in parallel on a same load or separately on two different loads.

Ogniwo paliwowe z regulacją wilgotności

Pila de combustible con regulación de humedad

Pila de combustible de hidrógeno-oxígeno que comprende: una pila principal y una pila auxiliar que comparten un electrolito (21) común y que tienen por lo menos unelectrodo (27, 28) distinto, unos medios (34) de medición de la tasa de humedad del electrolito, y unos medios de mando y de conmutación (35, 31, 32) para hacer funcionar las pilas principal y auxiliar enparalelo sobre una misma carga (L) o separadamente sobre unas cargas distintas (L, 33); en la que los medios de mando comprenden unos medios (31) para desconectar periódicamente la pila auxiliar de lapila principal, disparar la medición de la tasa de humedad y, si la tasa de humedad es inferior a un umbral deseado,conectar la pila auxiliar a una carga (33) que la lleva a funcionar en unas condiciones de alta producción dehumedad.

Method for producing a photovoltaic module with an etching step P3 and an optional step P1

A method for producing an intermediate product for obtaining a photovoltaic module comprising a plurality of solar cells, said method comprising the following steps: (a) localized deposition on a substrate ( 4 ) of a layer of metal ( 8 ) so as to cover at least one portion ( 401 ) of the substrate, (b) deposition on this localized layer ( 8 ) of a layer ( 41 ) of conductive material, said layer coating the localized layer ( 8 ).

Photovoltaic generation device and system and application thereof to an implantable medical device

A photovoltaic device including a CIGS photovoltaic module having a so-called top surface, intended to be exposed to light radiation; and a light emitting diode emitting light at a wavelength of less than 600 nm and transparent to radiation in the near infrared, attached to the top surface of the photovoltaic module. A photovoltaic generation system having: at least one such photovoltaic device; a system of switches to selectively connect the photovoltaic module to the light emitting diode or to a terminal supplying an external load; and a control circuit for controlling the system of switches. An electrical system having: such a photovoltaic generation system; a battery connected to the supply terminal; and at least one electronic circuit connected to the battery in order to be powered. An implantable medical device having such an electronic system.

Method for manufacturing a photovoltaic module with two etching steps P2 and P3 and corresponding photovoltaic module

The invention relates to a method for manufacturing a photovoltaic module comprising a plurality of solar cells in a thin-layer structure, in which the following are consecutively formed: an electrode on the rear surface ( 41 ), a photovoltaic layer ( 46 ) obtained by depositing a layer ( 42 ) of precursors and by annealing such as to convert the precursors into a semiconductor material, and another semiconductor layer ( 43 ) in order to create a pn junction with the photovoltaic layer ( 46 ); characterized in that the layer ( 42 ) is deposited in a localized manner, such as to leave free at least one area ( 410 ) of the electrode on the rear surface ( 41 ) placed between two adjacent cells, wherein the annealing step modifies said area ( 410 ) which has higher resistivity than the rest of the electrode on the rear surface ( 41 ), such as to provide electric insulation between two adjacent cells.

Method for producing a hermetically sealed casing intended for encapsulating an implantable device, and corresponding casing

Method for producing a hermetically sealed casing, comprising the following steps: a) supplying a ceramic substrate ( 20 ), b) supplying a metal surround ( 21 ) and placing it facing the said substrate ( 20 ), c) forming a first hermetically sealed joint ( 22 ) at the interface between the said substrate ( 20 ) and the said metal surround ( 21 ), in order to assemble them and form an assembly, d) superposing a cover ( 23 ) on the said assembly, e) forming a second hermetically sealed joint ( 24 ) between an upper face of the metal surround ( 21 ) which is the opposite face to the said interface, and the cover ( 23 ), in order to obtain the said casing, characterized in that, during step c), the first hermetically sealed joint ( 22 ) is formed on a portion of the said interface and in that prior to step c), the method involves an additional step consisting in placing a ceramic surround ( 25 ) on the upper face of the metal surround so as to partially cover the said face of the metal surround, the projected surface of the said ceramic surround in a plane of projection covering the projected surface of the said first joint in this same plane of projection.