Patent application number | Description | Published |
20110186349 | ELECTRICAL BUSHING WITH GRADIENT CERMET - One aspect relates to a method for producing an electrical bushing for an implantable device, an electrical bushing, and an implantable device. The method according to one embodiment includes forming a base body from a ceramic slurry and introducing a bushing conductor made of a metal powder, metal slurry, cermet powder and/or cermet slurry into the base body. The metal fraction in the bushing conductor is provided to decrease towards the base body. It includes sintering the green blank that includes the base body and the bushing conductor. | 08-04-2011 |
20110190885 | METHOD FOR SINTERING ELECTRICAL BUSHINGS - One aspect relates to a method for producing an electrical bushing for an implantable device, a corresponding electrical bushing, and a corresponding implantable device. The method according to one embodiment is characterized in that a green blank is produced and sintered from an electrically insulating base body green blank made of a ceramic slurry or powder and at least one electrically conductive bushing body green blank made of a cermet material. The at least one bushing body green blank is inserted into a bushing opening of the base body green blank to form a composite green blank, a shape of the at least one bushing body green blank and a shape of the at least one bushing opening are complementary to each other at least in sections thereof and prevent slippage of the bushing body green blank through the bushing opening. The composite green blank is sintered while applying a force that keeps the bodies together. | 08-04-2011 |
20110306949 | JOINED DISSIMILAR MATERIALS AND METHOD - A wire includes a first wire section is of a first material and a second wire section is of a second material different from the first material. A joining section is adjacent both the first and second wire sections, the joining section comprising a first end and a second end. The first end of the joining section is of a material that is compatible with the first material of the first wire section and the second end of the joining section is of a material that is compatible with the second material of the second wire section. | 12-15-2011 |
20120158110 | METHOD FOR MANUFACTURING A MEDICAL IMPLANT AND MEDICAL IMPLANT - One aspect relates to a medical implant, for example, implantable stimulation electrode, having a tight substrate and a porous contact region. One aspect also relates to a lead of a cardiac pacemaker having an implantable stimulation electrode and to a method for manufacturing a medical implant, for example, an implantable stimulation electrode. | 06-21-2012 |
20120193125 | CERMET-CONTAINING BUSHING FOR AN IMPLANTABLE MEDICAL DEVICE HAVING A CONNECTING LAYER - One aspect relates to an electrical bushing for use in a housing of an implantable medical device. The electrical bushing includes at least one electrically insulating base body and at least one electrical conducting element. The conducting element establishes, through the base body, at least one electrically conductive connection between an internal space of the housing and an external space. The conducting element is hermetically sealed with respect to the base body. The at least one conducting element includes at least one cermet. The at least one conducting element includes at least one electrically conductive connecting layer. | 08-02-2012 |
20120194981 | IMPLANTABLE DEVICE HAVING AN INTEGRATED CERAMIC BUSHING - One aspect relates to a housing for an active implantable medical device, whereby the housing, at least parts thereof, includes an electrically insulating ceramic material, and has at least one electrically conductive conducting element, whereby the at least one conducting element is set up to establish at least one electrically conductive connection between an internal space of the housing and an external space. | 08-02-2012 |
20120197326 | METHOD FOR THE MANUFACTURE OF A CERMET-CONTAINING BUSHING FOR AN IMPLANTABLE MEDICAL DEVICE - One aspect relates to an electrical bushing for use in a housing of an implantable medical device. The electrical bushing includes at least one electrically insulating base body and at least one electrical conducting element. The conducting element is set-up to establish, through the base body, at least one electrically conductive connection between an internal space of the housing and an external space. The conducting element is hermetically sealed with respect to the base body. The at least one conducting element includes at least one cermet. The cermet has a metal fraction in a range from 30% by volume to 60% by volume. | 08-02-2012 |
20120200011 | METHOD FOR THE MANUFACTURE OF A CERMET-CONTAINING BUSHING - One aspect relates to a method for the manufacture of an electrical bushing for use in a housing of an active implantable medical device. The electrical bushing includes an electrically insulating base body and an electrical conducting element. The conducting element is set-up to establish, through the base body, an electrically conducting connection between an internal space of the housing and an external space. The conducting element is hermetically sealed with respect to the base body. The conducting element includes at least one cermet. | 08-09-2012 |
20130299038 | JOINED DISSIMILAR MATERIALS AND METHOD - A method of forming a wire includes providing a first wire section comprising a first material and providing a second wire section comprising a second material different from the first material. A joining section is formed having a first end and a second end such that the first end of the joining section comprising a material that is compatible with the first material and such that the second end of the joining section comprising a material that is compatible with the second material. The first wire section is welded to the first end of the joining section and the second wire section is welded to the second end of the joining section. Forming the joining section includes forming the joining section via a process selected from a group comprising electrodeposition, three-dimensional printing, direct typing process, LIGA, lithography and stacking processes. | 11-14-2013 |
20130299233 | SINTERED ELECTRICAL BUSHINGS - One aspect relates to an electrical bushing for an implantable device including an electrically insulating base body and at least one electrically conductive bushing body that is embedded in at least one bushing opening that extends through the base body. The base body is produced from a sintered ceramic material, characterized in that the at least one bushing body is made of a sintered cermet material or a sintered metallic material. The base body and the at least one bushing body comprise a firmly bonded sintered connection. | 11-14-2013 |
20140008121 | ELECTRICAL BUSHING WITH GRADIENT CERMET - One aspect relates to a method for producing an electrical bushing for an implantable device, an electrical bushing, and an implantable device. The method according to one embodiment includes forming a base body from a ceramic slurry and introducing a bushing conductor made of a metal or cermet material with a metal fraction into the base body. The metal fraction in the bushing conductor is provided to decrease towards the base body. It includes sintering the green blank that includes the base body and the bushing conductor. | 01-09-2014 |
20140262493 | LASER WELDING A FEEDTHROUGH - One aspect is a method of coupling an insulator to a surrounding ferrule in an implantable medical device. An insulator is provided having a plurality of conducting elements extending therethrough. The insulator is placed with conducting elements within a ferrule having a frame-like shape surrounding the insulator along an interface. The insulator is heated with a first laser until raising the temperature of insulator to a first temperature level. The ferrule is welded to the insulator along the interface with a second laser once the insulator has reached the first temperature. | 09-18-2014 |
20140328004 | CAPACITOR AND METHOD TO MANUFACTURE THE CAPACITOR - One aspect is a capacitor, having a multitude of parallel insulator layers in one stack direction, made of an electrically non-conducting material, a multitude of conductor layers alternatingly stacked with the insulator layers in the direction of the stack made from a conductive material and at least one contact body. A least some of the conductor layers are connected to one another in a conductive manner via the contact body. The contact body extends through breaks form several insulator layers, where at least the insulator layers are made of a sintered material. | 11-06-2014 |
20140343648 | CONTACTING ARRANGEMENT COMPRISING A FEEDTHROUGH AND A FILTER STRUCTURE AND METHOD OF MAKING - One aspect relates to a contacting arrangement for use in a housing of a medically implantable apparatus. Said contacting arrangement includes an electrical feedthrough device that includes at least one electrically insulating main feedthrough member and at least one electrical conducting element. The conducting element is designed to establish at least one electrically conducting connection between an interior of the housing and an exterior through the main feedthrough member. The conducting element is hermetically sealed with respect to the main feedthrough member. The at least one conducting element comprises at least one cermet. The contacting arrangement further includes an electrical filter structure which is arranged on a face of the feedthrough device. Furthermore, said filter structure is connected to the conducting element by means of at least one electrical surface connection. | 11-20-2014 |
20140345934 | LASER BRAZE CERAMIC TO AN IMPLANTABLE MEDICAL DEVICE HOUSING - One aspect is a method of coupling a feedthrough assembly to a surrounding case of an implantable medical device. An insulator having a plurality of conducting elements extending therethrough is provided. The insulator is placed with conducting elements within an opening of a case, thereby defining a narrow space between the insulator and the case. A braze preform is placed adjacent the insulator and case in the narrow space. The insulator is heated with a laser until raising the temperature of the adjacent preform above its melting point such that it fills the space between the insulator and the case. | 11-27-2014 |