Abstract: One aspect relates to a process for producing a sintered workpiece, which includes sintering of a ceramic material at a temperature of at least 1000° C. and in an atmosphere, in the case of which the partial pressure of atmospheric air is reduced to less than 10?6-times, based on the ambient air at the same temperature under equilibrium conditions.

Abstract: One aspect relates to a process for producing an electrical medical implant, comprising the following steps: a. providing an electrical feedthrough, which comprises a substrate, an electrical component, and a contact element; b. coating the electrical component with a layer.

Abstract: One aspect relates to an apparatus including a first frame, a further frame, a first element, a second element, and a third element. The first frame frames the further frame, the further frame frames the first element, and electrically insulates the first element and the first frame from each other. The first element is electrically conductive, the second element is electrically conductive, and the third element provides an electrically conductive connection between the first element and the second element, and has a porosity in the range of 0.001 to 0.4.

Abstract: One aspect relates to a method for manufacturing a medical electrode, including providing an electrically insulating substrate material, on which a conductor track is arranged; applying a continuous metal layer, which at least partially covers the substrate material, and the conductor track, so that an electrically conducting connection is formed between the metal layer and the conductor track; and partially removing the metal layer to form an electrode segment, which has an electrically conducting connection to the conductor track.

Abstract: One aspect relates to an electrical contacting device for a medical implantable device, including an electrically insulating base body with a first and a second surface. The base body includes a ceramics, an electrically conductive conducting element that extends from the first surface of the base body through the base body. The conducting element includes a cermet and is connected to the ceramics of the base body in firmly bonded manner through a sintered connection, a contact element including a metal. The contact element is connected to the conducting element in electrically conductive manner and can be connected to an electrically conductive structure. The contacting device includes an adhesion element. The adhesion element is connected to the contact element in firmly bonded manner and wherein the adhesion element includes an adhesion promoter in order to form a firmly bonded connection at least to the first surface of the base body.

Abstract: One embodiment relates to a pump device with an impeller; a pump housing, including a wall surrounding an interior having an inlet and an outlet. The impeller is provided in the interior of the pump housing. The pump housing includes at least one first part-region, at least two further part-regions and at least one third part-region. The at least one first part-region includes, to an extent of at least 60% by weight at least one nonmagnetic material. The at least two further part-regions comprise, to an extent of at least 25% by weight at least one ferromagnetic material metal. The at least one third part-region comprises a metal content in a range from 40% to 90% by weight. The at least two further part-regions of the pump housing at least partially project into the substantially tubular outer surface defined by the at least one first part-region.

Abstract: One aspect is a feedthrough for a medical implantable device including a ferrule having a metal that is configured to be welded to a case of the implantable device. The ferrule substantially surrounds an insulator and shares an interface therewith, the insulator having a glass or ceramic material. Conductive elements are formed through the insulator providing an electrically conductive path through the insulator. There is no braze or solder at the interface between the ferrule and the insulator and that there is no braze or solder adjacent the conductive elements.

Abstract: One aspect relates to a component comprising i. a base body having a first component surface and a further component surface, the base body comprising a ceramic at least to an extent of 50 wt %, based on the total weight of the base body; ii. at least one electrical conduction element, the at least one electrical conduction element comprising a metal at least to an extent of 51 wt %, based on the electrical conduction element, and the at least one electrical conduction element passing through the entire base body from the first component surface to the further component surface; iii. at least one fastening element having a contact area, the at least one fastening element comprising a metal at least to an extent of 51 wt %, based on the fastening element, and the fastening element being surrounded at least in part by the base body.

Abstract: One embodiment relates to a pump device with an impeller; a pump housing, including a wall surrounding an interior having an inlet and an outlet. The impeller is provided in the interior of the pump housing. The pump housing includes at least one first part-region, at least two further part-regions and at least one third part-region. The at least one first part-region includes, to an extent of at least 60% by weight, based on the total weight of the first part-region, at least one nonmagnetic material, wherein the at least two further part-regions comprise, to an extent of at least 25% by weight, based on the total weight of the further part-region, at least one ferromagnetic material metal, wherein the at least one third part-region comprises a metal content in a range from 40% to 90% by weight, based on the total weight of the third part-region.

Abstract: One aspect relates to a composite including a ceramic body, including a ceramic, a first surface, and a hole, including a front face, an end face and a lateral surface. The front face is an opening in the first surface. The ceramic body further includes a second surface and conductor a1. The conductor a1 electrically connects the second surface to the lateral surface, and includes a cermet.

Abstract: One aspect of the invention relates to a pump device, comprising i. an impeller; ii. a pump housing which at least partly surrounds an interior region, having an inlet and an outlet, wherein the impeller is located within the interior region of the pump housing; wherein the pump housing comprises at least one first subregion and at least one further subregion; wherein the first subregion comprises a ceramic, wherein the further subregion comprises a metal, wherein at least one part of the first subregion and at least one part of the further subregion are connected to one another. One aspect of the invention further relates to a housing which comprises the features described for the pump housing. One aspect of the invention also relates to a method for producing a pump housing.

Abstract: One aspect is a feedthrough for a medical implantable device including a ferrule having a metal that is configured to be welded to a case of the implantable device. The ferrule substantially surrounds an insulator and shares an interface therewith, the insulator having a glass or ceramic material. Conductive elements are formed through the insulator providing an electrically conductive path through the insulator. There is no braze or solder at the interface between the ferrule and the insulator and that there is no braze or solder adjacent the conductive elements.

Abstract: One aspect relates to a composite, including a ceramic body having a first layer surface and a second layer surface and at least one cermet conductor that electrically connects the surfaces. The composite includes a first layer with the first layer surface, a first ceramic, a first hole and a first cermet element in the first hole, a second layer with the second layer surface, a second ceramic, a second hole and a second cermet element in the second hole, and an intermediate layer that is located between the first and the second layer. The intermediate layer includes an intermediate layer ceramic, an intermediate hole and one intermediate cermet element in the intermediate hole. A projection of the cross-section of the first hole and a projection of the cross section of the second hole onto a plane Px,y are arranged offset to each other.

Abstract: One aspect is a feedthrough for a medical implantable device including a ferrule having a metal that is configured to be welded to a case of the implantable device. The ferrule substantially surrounds an insulator and shares an interface therewith, the insulator having a glass or ceramic material. Conductive elements are formed through the insulator providing an electrically conductive path through the insulator. There is no braze or solder at the interface between the ferrule and the insulator and that there is no braze or solder adjacent the conductive elements.

Abstract: One aspect relates to an electrical contacting device for a medical implantable device, including an electrically insulating base body with a first and a second surface. The base body includes a ceramics, an electrically conductive conducting element that extends from the first surface of the base body through the base body. The conducting element includes a cermet and is connected to the ceramics of the base body in firmly bonded manner through a sintered connection, a contact element including a metal. The contact element is connected to the conducting element in electrically conductive manner and can be connected to an electrically conductive structure. The contacting device includes an adhesion element. The adhesion element is connected to the contact element in firmly bonded manner and wherein the adhesion element includes an adhesion promoter in order to form a firmly bonded connection at least to the first surface of the base body.

Abstract: One aspect relates to an apparatus includes a ceramic body including a first surface and a further surface. The first surface is opposite the further surface, the first surface includes a first opening. The further surface includes a further opening. The first opening and the further opening are connected by a tunnel, which at least partly includes a tunnel filling and is occluded by the tunnel filling. The tunnel filling includes a first constituent, including a cermet, and a second constituent. The first and second constituents are electroconductingly connected to one another. The first constituent has a first electrical conductivity and the second constituent has a second electrical conductivity, which differs from the first by at least 5·10?4 Siemens per meter (S/m). The ceramic body is characterized by a further electrical conductivity. The first electrical conductivity is more by at least 1·105 Siemens per meter (S/m) than the 15 further electrical conductivity.

Abstract: One aspect relates to a composite, including a ceramic body having a first layer surface and a second layer surface and at least one cermet conductor that electrically connects the surfaces. The composite includes a first layer with the first layer surface, a first ceramic, a first hole and a first cermet element in the first hole, a second layer with the second layer surface, a second ceramic, a second hole and a second cermet element in the second hole, and an intermediate layer that is located between the first and the second layer. The intermediate layer includes an intermediate layer ceramic, an intermediate hole and one intermediate cermet element in the intermediate hole. A projection of the cross-section of the first hole and a projection of the cross section of the second hole onto a plane Px,y are arranged offset to each other.

Abstract: A mechanical bearing contains a first component and a further component, wherein the mechanical bearing is designed such that the first component and the further component are able to execute a bearing movement relative to each other, wherein the first component or the further component contains a cermet or both contain a cermet. The invention further relates to an implantable medical device containing the mechanical bearing, in particular to a blood pump, and also to a use of a cermet for producing a mechanical bearing, and to a use of the mechanical bearing for supporting a component of an implantable medical device.

Abstract: One aspect relates to a multi-contact electrode, a method for manufacturing a multi-contact electrode, and a use of such multi-directional multi-contact electrode. The multi-contact electrode includes a support structure and a plurality of electrically conductive electrode segments. The support structure is made of a ceramic material. The electrode segments are made of a cermet material and are supported by the support structure. The electrode segments are distributed over an outer surface of the multi-contact electrode to form a multi-directional multi-contact electrode.

Abstract: One aspect relates to a biocompatible composite system, an implantable medical device, and a manufacturing method for a biocompatible composite system. The biocompatible composite system includes a printed multi-layer circuit board and a feedthrough. The circuit board includes at least one electrically conductive via. The feedthrough includes an insulating ceramic base material and at least one electrically conductive cermet pathway. The pathway is embedded into the base material to form an electrically conductive and hermetically sealed connection to the via of the circuit board. The feedthrough and the circuit board are integrated into one composite part.