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Capcelea, AU

Edmond Capcelea, Sydney AU

Patent application numberDescriptionPublished
20110015686SEALING OF AN IMPLANTABLE MEDICAL DEVICE - A method of adhering a protective layer applied to a substrate region of an implantable medical device (IMD) to form a covered substrate region. The method includes obtaining the IMD, depositing an intermediate layer on a portion of the substrate region of the IMD such that the intermediate layer binds to the portion of the substrate region to create a modified substrate region, and depositing the protective layer after depositing the intermediate layer onto the intermediate layer and adhering the protective layer to the intermediate layer. In an embodiment of the present invention, this method enhances the sealing characteristics of the protective layer by, for example, reducing the likelihood of delamination of the protective layer from the IMD relative to IMDs prepared by certain other methods.01-20-2011
20110056725INSULATED CONDUCTIVE ELEMENT HAVING A SUBSTANTIALLY CONTINUOUS BARRIER LAYER FORMED VIA RELATIVE MOTION DURING DEPOSITION - Coating an elongate, uncoated conductive element with a substantially continuous barrier layer. An uncoated conductive element is around a frame comprising spaced supports. During deposition, the relative position of the conductive element to the frame is adjusted so that all sections of the conductive element are physically separated from the supports for a time that is sufficient to form a desired coating of barrier material on all sections of the conductive element.03-10-2011
20110056729INSULATED CONDUCTIVE ELEMENT HAVING A SUBSTANTIALLY CONTINUOUS BARRIER LAYER FORMED THROUGH CONTINUOUS VAPOR DEPOSITION - A continuous vapor deposition system for coating an elongate, uncoated conductive element with a substantially continuous barrier layer. The system comprises an internal deposition chamber configured to have a section of the conductive element extend there through; a vapor supply system connected to the internal deposition chamber configured to provide a barrier material to the internal deposition chamber, wherein the barrier material is deposited on the section of the conductive within the internal deposition chamber to form a substantially continuous barrier layer; and a guide system positioned adjacent to the first deposition chamber configured to maintain tension in the section of the conductive element in the internal deposition chamber to control movement of the conductive element through the internal deposition chamber.03-10-2011
20110127243ELECTRODE CONTACT CONTAMINATE REMOVAL - Manufacturing an electrode assembly comprising forming an intermediate assembly comprising a carrier member having one or more electrode contacts embedded therein, the surface of the electrode contacts having a layer of carrier member material thereon; removing the layer of carrier member from the surface of the one or more electrode contacts, wherein a residual amount of the carrier member material remains on the surface of at least one of the electrode contacts; and substantially removing the residual carrier member material from the surface of the at least one electrode contact so as to increase the effective surface area of the at least one electrode contact.06-02-2011

Edmond Capcelea, Bondi Junction AU

Patent application numberDescriptionPublished
20110060396INSULATED CONDUCTIVE ELEMENT HAVING SUBSTANTIALLY CONTINUOUSLY COATED SECTIONS SEPARATED BY UNCOATED GAPS - Coating an elongate, uncoated conductive element with a barrier layer to form an insulated conductive element. The insulated conductive element comprises substantially continuously coated elongate sections separated by uncoated gaps which are substantially small relative to the lengths of the coated sections.03-10-2011
20110126410MANUFACTURING AN ELECTRODE ASSEMBLY HAVING CONTOURED ELECTRODE CONTACT SURFACES - A method for manufacturing an electrode assembly. The method comprises: forming a comb having a plurality of electrode contacts, wherein the surface of at least one of the electrode contacts comprises a plurality of indentations such that the effective surface area per area unit of a center region of the at least one electrode contact is larger than the effective surface area per area unit of the of the region of the surface outside the center region; assembling an array of electrode contacts from the comb; molding a carrier member about the assembled array of electrode contacts, wherein a surface of the at least one electrode contact is covered by a layer of the carrier member material; and removing the layer of carrier member material on the surface of the at least one electrode contact.06-02-2011

Edmond D. Capcelea, Bondi Junction AU

Patent application numberDescriptionPublished
20100174344OPTICAL NEURAL STIMULATING DEVICE HAVING A SHORT STIMULATING ASSEMBLY - A cochlear implant is provided. The cochlear implant comprises a stimulator unit configured to generate electrical stimulation signals based on sound processor-encoded signals, and to generate one or more optical stimulation signals, and an implantable stimulating assembly. The implantable stimulating assembly is configured to be implanted into a basal region of a recipient's cochlea such that when the stimulating assembly is fully implanted, a distal end of the assembly extends to the basal turn of the cochlea. The stimulating assembly also comprises: an optical contact to deliver the one or more optical stimulation signals to the cochlea, and an electrical contact to deliver the electric stimulation signals to a basal region of the cochlea so as to cause perception by the recipient of one or more frequency components of the acoustic sound signal.07-08-2010
20110071596ELECTRODE CONTACTS FOR A MEDICAL IMPLANT - A electrode array for a medical and in particular cochlear implant and a method of manufacturing such an array is described in which carbon nanotubes are deposited onto electrode contacts at temperatures below the service temperature of a carrier material supporting the electrode contacts. This allows the carrier material, which may be a polymer like silicone, to be molded about the electrode contacts before they are coated with carbon nanotubes to allow for the provision of smaller and more highly concentrated electrodes.03-24-2011

Edmond D. Capcelea, Bondi Junction, Nsw AU

Patent application numberDescriptionPublished
20110034969ELECTRODE ARRAY FOR A COCHLEAR IMPLANT - Disclosed is an electrode having a conducting wire and an electrode contact for a medical implant, the electrode being at least partially formed by Carbon Nanotubes (CNTs). Also disclosed are medical implants using the electrodes disclosed, as well as methods of manufacture of the electrode and medical implants. In one particular example, the electrode is formed with a CNT strand forming the conducting wire and a CNT sheet forming the electrode contact.02-10-2011

Edmond D. Capcelea, New South Wales AU

Patent application numberDescriptionPublished
20120041531COCHLEAR IMPLANT WITH IMPROVED LUMEN ARRANGEMENT - Disclosed is an electrode lead for a medical implant, and in one example, a cochlear implant. The electrode lead includes a lumen for receiving a stylet for assisting in implanting the device. The lumen of the electrode lead is removable from the electrode lead upon or after implantation.02-16-2012

Edmond Dragos Capcelea, Bond Junction AU

Patent application numberDescriptionPublished
20090292337BRAZE JOIN - A method of forming a braze join between two components is disclosed, in which braze material is introduced into a gap between the two components by capillary action. This assists in reducing flooding. Also disclosed is a component for use with the method, and an assembly produced by the method. In one form, the component comprises a recess or reservoir for storing braze material, in fluid communication with an aperture to allow the braze material to be drawn into the gap by capillary forces. The method may be used in a number of applications including medical devices and more specifically, a cochlear implant.11-26-2009