Patent application number | Description | Published |
20090027642 | Exposure apparatus - An exposure apparatus includes a radiation system configured to supply a projection beam of radiation, and a patterning device configured to pattern the projection beam according to a desired pattern. The apparatus includes a substrate table having an area configured to support a substrate, and a projection system configured to project the patterned beam onto a target portion of the substrate. At least a part of the apparatus that during use of the apparatus is exposed to radiation is coated with a coating. The coating includes a metal oxide, or a photocatalyst, or a semiconductor, or any combination thereof. | 01-29-2009 |
20090251674 | LITHOGRAPHIC APPARATUS AND DEVICE MANUFACTURING METHOD - In a lithographic projection apparatus, a liquid supply system maintains liquid in a space between a projection system of the lithographic projection apparatus and a substrate. A sensor positioned on a substrate table, which holds the substrate, is configured to be exposed to radiation when immersed in liquid (e.g., under the same conditions as the substrate will be exposed to radiation). By having a surface of an absorption element of the sensor, that is to be in contact with liquid, formed of no more than one metal type, long life of the sensor may be obtained. | 10-08-2009 |
20130286374 | EXPOSURE APPARATUS - An extreme ultraviolet exposure apparatus includes a radiation system configured to supply a beam of extreme ultraviolet radiation; a support configured to support a patterning device, the patterning device configured to pattern the beam of extreme ultraviolet radiation according to a desired pattern; a substrate table having an area configured to support a substrate; a projection system configured to project the patterned beam of extreme ultraviolet radiation onto a target portion of the substrate, the projection system comprising a reflective optical system; wherein at least a part of the apparatus that during use of the apparatus is exposed to the beam of extreme ultraviolet radiation is coated with a coating, the coating comprising a metal oxide, or a photocatalyst, or a semiconductor, or any combination thereof. | 10-31-2013 |
20140313494 | LITHOGRAPHIC APPARATUS AND DEVICE MANUFACTURING METHOD - In a lithographic projection apparatus, a liquid supply system maintains liquid in a space between a projection system of the lithographic projection apparatus and a substrate. A sensor positioned on a substrate table, which holds the substrate, is configured to be exposed to radiation when immersed in liquid (e.g., under the same conditions as the substrate will be exposed to radiation). By having a surface of an absorption element of the sensor, that is to be in contact with liquid, formed of no more than one metal type, long life of the sensor may be obtained. | 10-23-2014 |
Patent application number | Description | Published |
20090069706 | BRAIN PROBE ADAPTED TO BE INTRODUCED THROUGH A CANULA - A bio-probe having a base and a tip and also including a set of at least four conductors extending longitudinally along the bio-probe, the conductors being coated with dielectric material. Also, at least four of the conductors define a spot where the dielectric material has been removed, thereby defining an electrical contact site. In addition, the bio-probe is less than 2.5 mm thick in its greatest transverse dimension along a longitudinal portion extending from the tip to a point 6 cm proximal of the tip. | 03-12-2009 |
20110072657 | METHOD OF FABRICATING STIMULATION LEAD FOR APPLYING ELECTRICAL STIMULATION TO TISSUE OF A PATIENT - In one embodiment, a method of fabrication of a stimulation lead for electrical stimulation of tissue of a patient, the method comprises: providing a substrate of non-conductive material for a stimulation portion of the stimulation lead; processing the substrate to create a plurality of recessed features into a surface of the substrate, wherein the plurality of recessed features comprise a plurality of paths for electrical traces and a plurality of surfaces for electrodes with each of the surfaces being connected to one of the traces; providing first conductive material over the surface of the substrate; subjecting the surface of the substrate to mechanical processing to remove conductive material from portions of the substrate disposed above the plurality of recessed features, wherein each respective connected electrode and trace is electrically isolated from the other electrodes and traces after the mechanical processing; electrically plating second conductive material over the first conductive material; providing insulative material over the plurality of electrical traces; and electrically connecting conductive material of electrical traces with conductor wires of a lead body. | 03-31-2011 |
20110072659 | MEDICAL LEADS WITH SEGMENTED ELECTRODES AND METHODS OF FABRICATION THEREOF - In one embodiment, a method of fabrication of a stimulation lead comprising a plurality of segmented electrodes for stimulation of tissue of a patient, the method comprises: providing an elongated, substantially cylindrical substrate, the substrate comprising a plurality of recesses defined in an outer surface of the substrate; coating the substrate with conductive material; patterning conductive material on the substrate to form a plurality of electrode surfaces for at least the plurality of segmented electrodes and a plurality of traces connected to the plurality of electrode surfaces, wherein each electrode surface and its corresponding trace are defined in the recesses on the outer surface of the substrate and are electrically isolated from other electrode surfaces and traces; providing insulative material over at least the plurality of traces; and electrically coupling the plurality of traces to conductive wires of a lead body. | 03-31-2011 |
20110077699 | MEDICAL LEADS WITH SEGMENTED ELECTRODES AND METHODS OF FABRICATION THEREOF - In one embodiment, a method of fabrication of a stimulation lead comprising a plurality of segmented electrodes for stimulation of tissue of a patient, the method comprises: providing a substrate comprising (i) a substantially cylindrical body and (ii) a plurality of projections extending radially from the cylindrical body; coating the substrate with first conductive material; patterning the first conductive material on the cylindrical body into a plurality of traces, the plurality of traces extending along the cylindrical body and electrically contacting conductive material about the plurality of projections; providing an insulative layer over the traces; coating the insulative layer over the traces with second conductive material; patterning the second conductive material to form at least a plurality of electrode surfaces including a plurality of segmented electrodes, the segmented electrodes being in electrical contact with conductive material on projections of the plurality of projections; and electrically coupling the plurality of traces to conductive wires of a lead body. | 03-31-2011 |
20110218417 | BRAIN PROBE ADAPTED TO BE INTRODUCED THROUGH A CANULA - A bio-probe having a base and a tip and also including a set of at least four conductors extending longitudinally along the bio-probe, the conductors being coated with dielectric material. Also, at least four of the conductors define a spot where the dielectric material has been removed, thereby defining an electrical contact site. In addition, the bio-probe is less than 2.5 mm thick in its greatest transverse dimension along a longitudinal portion extending from the tip to a point 6 cm proximal of the tip. | 09-08-2011 |
20110245893 | METHOD OF FABRICATING IMPLANTABLE PULSE GENERATOR USING WIRE CONNECTIONS TO FEEDTHROUGH STRUCTURES AND IMPLANTABLE PULSE GENERATORS - In one embodiment, a method of fabricating an implantable pulse generator, comprises: providing a lead body including a plurality of conductors, the plurality of conductors being enclosed in insulative material along a first length of the conductors, a second length of the conductors being exposed from the insulative material; providing a tubular structure over the lead body with the plurality of conductors extending through the tubular structure; providing a feedthrough assembly including a plurality of feedthrough pins surrounded by insulator material, the feedthrough assembly further comprising a ferrule extending about an outer surface of the feedthrough assembly; attaching the plurality of conductors to the plurality of feedthrough pins; welding the ferrule of the feedthrough assembly to the tubular structure to form an intermediate assembly; welding the intermediate assembly to one or more housing components of the implantable pulse generator to hermetically seal the implantable pulse generator; and providing a connector portion on a distal end of the lead body, the connector portion being adapted to electrically connect to terminals of a stimulation lead. | 10-06-2011 |
20110245895 | METHOD OF FABRICATING IMPLANTABLE PULSE GENERATOR USING WIRE CONNECTIONS TO FEEDTHROUGH STRUCTURES AND IMPLANTABLE PULSE GENERATORS - In one embodiment, a method of fabricating an implantable pulse generator, comprises: providing a lead body including a plurality of conductors, the plurality of conductors being enclosed in insulative material along a first length of the conductors, a second length of the conductors being exposed from the insulative material; providing a feedthrough component comprising a plurality of feedthrough pins; electrically coupling pulse generating circuitry through switching circuitry with the plurality of feedthrough pins; hermetically enclosing the pulse generating circuitry and switching circuitry within a housing, the feedthrough component being welded to the housing; laser machining each of the plurality of feedthrough pins to comprise a notch along a surface of the respective feedthrough pin; placing a respective conductor of the plurality of conductors in the slot of each of the plurality of feedthrough pins; and performing welding operations to connect the plurality of conductors of the lead body with the plurality of feedthrough pins of the feedthrough component. | 10-06-2011 |
20120110846 | COMPLIANT ELECTRICAL STIMULATION LEADS AND METHODS OF FABRICATION - In one embodiment, a neurostimulation lead for stimulating neural tissue of a patient, comprises: a lead body of insulative material; a plurality of electrodes; a plurality of terminals; a plurality of conductors, wherein the plurality of electrodes are electrically coupled to the plurality of terminals through the plurality of conductors; wherein the plurality of conductors are disposed in a helical manner in a repeating pattern of groups of conductors separated by gaps along a substantial length of the lead body, each gap being larger than an inter-conductor pitch within the groups of conductors; wherein the insulative material is a compliant material permitting elongation of the lead at low stretching forces and the insulative material of the lead body is fused through a substantial volume of the lead body and along a substantial length of the lead body. | 05-10-2012 |
20120198694 | MEDICAL LEADS WITH SEGMENTED ELECTRODES AND METHODS OF FABRICATION THEREOF - In one embodiment, a method of fabrication of a stimulation lead comprising a plurality of segmented electrodes for stimulation of tissue of a patient, the method comprises: providing an elongated, substantially cylindrical substrate, the substrate comprising a plurality of recesses defined in an outer surface of the substrate; coating the substrate with conductive material; patterning conductive material on the substrate to form a plurality of electrode surfaces for at least the plurality of segmented electrodes and a plurality of traces connected to the plurality of electrode surfaces, wherein each electrode surface and its corresponding trace are defined in the recesses on the outer surface of the substrate and are electrically isolated from other electrode surfaces and traces; providing insulative material over at least the plurality of traces; and electrically coupling the plurality of traces to conductive wires of a lead body. | 08-09-2012 |
20120215339 | METHOD FOR FABRICATING AN IMPLANTABLE LEAD FOR APPLYING ELECTRICAL PULSES TO TISSUE OF A PATIENT AND SYSTEM FOR FABRICATION THEREOF - In one embodiment, a method of fabrication an implantable lead for providing electrical pulses to tissue of a patient, the method comprises: (i) providing a sheath of transparent insulative material, wherein the sheath comprises a plurality of lumens; (ii) scanning across the sheath with a confocal displacement meter to generate displacement data; (iii) processing the displacement data, in software executed on a computer system, to generate a representation of an exterior surface and lumens of the sheath; (iv) automatically selecting locations, in software executed on a computer system, on the exterior surface of application of laser pulses to create apertures in the sheath that provide access to respective lumens of the sheath; and (v) applying laser pulses according to the sheath to create the apertures. | 08-23-2012 |