Patent application number | Description | Published |
20090269666 | Lightweight, Durable Lead-Acid Batteries - A lightweight, durable lead-acid battery is disclosed. Alternative electrode materials and configurations are used to reduce weight, to increase material utilization and to extend service life. The electrode can include a current collector having a buffer layer in contact with the current collector and an electrochemically active material in contact with the buffer layer. In one form, the buffer layer includes a carbide, and the current collector includes carbon fibers having the buffer layer. The buffer layer can include a carbide and/or a noble metal selected from of gold, silver, tantalum, platinum, palladium and rhodium. When the electrode is to be used in a lead-acid battery, the electrochemically active material is selected from metallic lead (for a negative electrode) or lead peroxide (for a positive electrode). | 10-29-2009 |
20090286107 | Ferritic Alloy Compositions - The invention relates to a ferritic alloy composition. In one aspect, the ferritic alloy composition comprises about 16 to 20 wt. % Cr, about 7 to 11 wt. % Mo, and the balance Fe. In another aspect, the ferritic composition comprises about 10 to 14 wt. % Cr, about 7 to 11 wt. % Mo or about 10 to 20 wt. % W, and the balance Fe. | 11-19-2009 |
20100075231 | Lead Acid Battery Slurry Comprising Polyelectrolyte Comb Copolymers - The invention provides a slurry, such as a lead-acid battery slurry, comprising a polyelectrolyte comb copolymer and lead oxide. Use of polyelectrolyte comb copolymers results in a slurry with low viscosity. In addition, the use of polyelectrolyte comb copolymers controls the growth (e.g., size, morphology and location) of the inactive species, and thus, improves battery cycle life. | 03-25-2010 |
20100297527 | Fast Ion Conducting Composite Electrolyte for Solid State Electrochemical Devices - Composite electrolyte materials include composites comprising 8YSZ in a range of 50-95%, balance 3YSZ. Either the 8YSZ or the 3YSZ can be substituted with a composition having the general formula A | 11-25-2010 |
20110294008 | Lightweight, Durable Lead-Acid Batteries - A lightweight, durable lead-acid battery is disclosed. Alternative electrode materials and configurations are used to reduce weight, to increase material utilization and to extend service life. The electrode can include a current collector having a buffer layer in contact with the current collector and an electrochemically active material in contact with the buffer layer. In one form, the buffer layer includes a carbide, and the current collector includes carbon fibers having the buffer layer. The buffer layer can include a carbide and/or a noble metal selected from of gold, silver, tantalum, platinum, palladium and rhodium. When the electrode is to be used in a lead-acid battery, the electrochemically active material is selected from metallic lead (for a negative electrode) or lead peroxide (for a positive electrode). | 12-01-2011 |
20120183116 | COMPOSITE NUCLEAR FUEL PELLET - A composite nuclear fuel pellet comprises a composite body including a UO2 matrix and a plurality of high aspect ratio particies dispersed therein, where the high aspect ratio particies have a thermal conductivity higher than that of the UO2 matrix. A method of making a composite nuclear fuel pellet includes combining UO2 powder with a predetermined amount of high aspect ratio particles to form a combined powder, the high aspect ratio particles having a thermal conductivity higher than that of the UO2 powder; mixing the combined powder in a solvent to disperse the high aspect ratio particles in the UO2 powder; evaporating the solvent to form a dry mixture comprising the high aspect ratio particles dispersed in the UO2 powder; pressing the dry mixture to form a green body; and sintering the green body to form the composite fuel pellet. | 07-19-2012 |
20130108776 | AQUEOUS PROCESSING OF COMPOSITE LITHIUM ION ELECTRODE MATERIAL | 05-02-2013 |
20140113062 | METHOD AND APPARATUS FOR IN-SITU DRYING INVESTIGATION AND OPTIMIZATION OF SLURRY DRYING METHODOLOGY - A method of drying casted slurries that includes calculating drying conditions from an experimental model for a cast slurry and forming a cast film. An infrared heating probe is positioned on one side of the casted slurry and a thermal probe is positioned on an opposing side of the casted slurry. The infrared heating probe may control the temperature of the casted slurry during drying. The casted slurry may be observed with an optical microscope, while applying the drying conditions from the experimental model. Observing the casted slurry includes detecting the incidence of micro-structural changes in the casted slurry during drying to determine if the drying conditions from the experimental model are optimal. | 04-24-2014 |
20150030963 | ENGINEERED GLASS SEALS FOR SOLID-OXIDE FUEL CELLS - A seal for a solid oxide fuel cell includes a glass matrix having glass percolation therethrough and having a glass transition temperature below 650° C. A deformable second phase material is dispersed in the glass matrix. The second phase material can be a compliant material. The second phase material can be a crushable material. A solid oxide fuel cell, a precursor for forming a seal for a solid oxide fuel cell, and a method of making a seal for a solid oxide fuel cell are also disclosed. | 01-29-2015 |
Patent application number | Description | Published |
20120041559 | INTERBODY SPINAL IMPLANTS WITH EXTRAVERTEBRAL SUPPORT PLATES - An implant assembly for a spinal column includes at least a plate and an interbody implant attached to the plate. The interbody implant is positioned in the spinal disc space and the plate extends extradiscally for attachment to the first and second vertebrae outside the disc space. The assembly may include recesses in the bottom surface of the plate, spacers, and spacing portions extending from the bottom surface of the plate that allow the plate to be secured to the interbody implant when the trailing end of the interbody implant is positioned in a recessed, flush or overhanging position relative to the laterally facing surfaces of the vertebrae. | 02-16-2012 |
20120197401 | INTERBODY SPINAL IMPLANTS WITH MODULAR ADD-ON DEVICES - An implant assembly for a spinal column includes at least an interbody element and an add-on element that is removably attachable to the add-on element to form an implant assembly. At least a portion of the add-on element is positionable in a space between vertebrae along with the interbody element to support the vertebrae. | 08-02-2012 |
20130231749 | INTERBODY DEVICE AND PLATE FOR SPINAL STABILIZATION AND INSTRUMENTS FOR POSITIONING SAME - Systems, methods and devices for providing stabilization between first and second vertebrae are provided. More particularly, in one form a system includes an implant configured to be positioned in a disc space between the first and second vertebrae and a freestanding plate for engagement with extradiscal surfaces of the first and second vertebrae. The system also includes an insertion instrument with an engaging portion configured to releasably engage with the implant and the plate such that the implant and plate can be positioned together relative to the first and second vertebrae. In one aspect, an angular orientation of the implant relative to the plate is adjustable when the implant and the plate are engaged by the instrument. In this or another aspect, the implant and plate are held in a contiguous relationship when engaged by the instrument. However, different forms and applications are also envisioned. | 09-05-2013 |
20130268080 | INTERBODY SPINAL IMPLANTS WITH EXTRAVERTEBRAL SUPPORT PLATES - An implant assembly for a spinal column includes at least a plate and an interbody implant attached to the plate. The interbody implant is positioned in the spinal disc space and the plate extends extradiscally for attachment to the first and second vertebrae outside the disc space. The assembly may include recesses in the bottom surface of the plate, spacers, and spacing portions extending from the bottom surface of the plate that allow the plate to be secured to the interbody implant when the trailing end of the interbody implant is positioned in a recessed, flush or overhanging position relative to the laterally facing surfaces of the vertebrae. | 10-10-2013 |
20140156009 | INTERBODY DEVICE AND PLATE FOR SPINAL STABILIZATION AND INSTRUMENTS FOR POSITIONING SAME - Systems, methods and devices for providing stabilization between first and second vertebrae are provided. More particularly, in one form a system includes an implant configured to be positioned in a disc space between the first and second vertebrae and a freestanding plate for engagement with extradiscal surfaces of the first and second vertebrae. The system also includes an insertion instrument with an engaging portion configured to releasably engage with the implant and the plate such that the implant and plate can be positioned together relative to the first and second vertebrae. In one aspect, an angular orientation of the implant relative to the plate is adjustable when the implant and the plate are engaged by the instrument. In this or another aspect, the implant and plate are held in a contiguous relationship when engaged by the instrument. However, different forms and applications are also envisioned. | 06-05-2014 |
Patent application number | Description | Published |
20080262501 | Multi-function corpectomy instrument - A multi-functional surgical instrument assembly for installing an implant between adjacent bone structures is disclosed that is capable of distracting adjacent bone structures, generating a measurement for a prosthetic implant, and installing the prosthetic implant without being removed from the patient. The surgical instrument includes a frame having a pair of opposing distracter arms movable toward or away from one another to a predetermined setting indicative of a height requirement of the implant. A pair of opposing spreader support segments is connected with a respective distal end of the distracter arms and extend downwardly a predetermined distance in relation to the distracter arms. A pair of opposing implant guide segments is connected with a distal end of the opposing spreader support segments. An inserter is detachably connected with the prosthetic implant, wherein the prosthetic implant is positioned between the opposing implant guide segments using the inserter. | 10-23-2008 |
20100137989 | INTERVERTEBRAL IMPLANT WITH FIXATION MECHANISM - The present application is directed to implants for positioned between vertebral members. The implant may include a superior surface to contact against a first vertebral member, and an inferior surface to contact against a second vertebral member. The implant includes a fixation mechanism that is operable to extend a portion of the fixation mechanism into the vertebral members immediately above and below the implanted implant to affix the implant within the vertebral space between such vertebral members. The implant is substantially open in the superior and inferior directions to allow for the introduction of bone growth material within the interior of the implant to help promote fusion between the vertebral members. | 06-03-2010 |
20130018466 | VERTEBRAL INTERBODY SPACERAANM Yu; KidongAACI MemphisAAST TNAACO USAAGP Yu; Kidong Memphis TN USAANM Miller; Keith E.AACI GermantownAAST TNAACO USAAGP Miller; Keith E. Germantown TN USAANM Armstrong; William D.AACI MemphisAAST TNAACO USAAGP Armstrong; William D. Memphis TN USAANM Branch; CharlesAACI AdvanceAAST NCAACO USAAGP Branch; Charles Advance NC USAANM Foley; Kevin ThomasAACI GermantownAAST TNAACO USAAGP Foley; Kevin Thomas Germantown TN USAANM McCombe; Peter M.AACI BrisbaneAACO AUAAGP McCombe; Peter M. Brisbane AUAANM Melkent; Anthony J.AACI MemphisAAST TNAACO USAAGP Melkent; Anthony J. Memphis TN USAANM Sears; William R.AACI SydneyAACO AUAAGP Sears; William R. Sydney AU - An interbody spacer includes an elongated body with a maximum width between opposite side walls and a maximum height between upper and lower bearing surfaces. The interbody spacer also includes a leading end nose connecting the side walls to facilitate insertion of the interbody spacer into a disc space between vertebrae in an insertion orientation, from which the interbody device is then rotated to position the upper and lower bearing surfaces in contact with the endplates of the adjacent vertebrae. The leading end nose forms a blunt convex nose between the upper and lower bearing surfaces to maximize the bearing surface area available to contact the adjacent endplates. | 01-17-2013 |
20130110241 | PIVOTABLE INTERBODY IMPLANT SYSTEM | 05-02-2013 |
20130158663 | EXPANDABLE INTERBODY IMPLANT AND METHODS OF USE - An intervertebral implant comprises a first component and a second component. The second component includes an actuator and a third component comprises a first ramp and a second ramp axially spaced apart from the first ramp. The third component comprises rails including at least a portion of the ramps. At least one of the ramp portions disposed with the first rail has a first height and at least one of the ramp portions disposed with the second rail has a second height. The first height is greater than the second height. The actuator is engageable with the third component to effect axial translation such that the ramps engage at least one of the components between a first configuration and a second configuration. Methods of use are disclosed. | 06-20-2013 |
20130158664 | EXPANDABLE INTERBODY IMPLANT AND METHODS OF USE - An intervertebral implant is provided. The intervertebral implant comprises a first component comprising an outer tissue engaging surface and an inner surface. A second component is connected to the first component, and is relatively moveable thereform. The second component comprises an outer tissue engaging surface and an inner surface. The second component includes an actuator. A third component is disposed for engagement and is movable relative to the first and second components. The third component comprises at least a first ramp and a second ramp axially spaced apart from the first ramp. The actuator is engageable with the third component to effect axial translation of the wedge such that the ramps engage the inner surface of at least one of the first component and the second component to move the components between a first, collapsed configuration and a second, expanded configuration. Methods of use are disclosed. | 06-20-2013 |
20140031943 | VERTEBRAL INTERBODY SPACER - An interbody spacer includes an elongated body with a maximum width between opposite side walls and a maximum height between upper and lower bearing surfaces. The interbody spacer also includes a leading end nose connecting the side walls to facilitate insertion of the interbody spacer into a disc space between vertebrae in an insertion orientation, from which the interbody device is then rotated to position the upper and lower bearing surfaces in contact with the endplates of the adjacent vertebrae. The leading end nose forms a blunt convex nose between the upper and lower bearing surfaces to maximize the bearing surface area available to contact the adjacent endplates. | 01-30-2014 |
20140088714 | EXPANDABLE INTERBODY IMPLANT AND METHODS OF USE - An intervertebral implant comprises a first component and a second component. The second component includes an actuator and a third component comprises a first ramp and a second ramp axially spaced apart from the first ramp. The third component comprises rails including at least a portion of the ramps. At least one of the ramp portions disposed with the first rail has a first height and at least one of the ramp portions disposed with the second rail has a second height. The first height is greater than the second height. The actuator is engageable with the third component to effect axial translation such that the ramps engage at least one of the components between a first configuration and a second configuration. Methods of use are disclosed. | 03-27-2014 |
Patent application number | Description | Published |
20090088808 | SURGICAL IMPLANT WITH AN ANTI-BACKOUT FEATURE - The present application is directed to an implant maintained within the patient by a fastener. The implant includes an aperture sized to receive the fastener. A locking member extends across the aperture in a first position. The locking member is constructed of a resilient material that is movable to a second position during insertion of the fastener. Once the fastener is inserted within the aperture below a level of the locking member, the locking member rebounds towards the first position and extends over the fastener. The locking member prevents the fastener from backing out of the implant. | 04-02-2009 |
20090088849 | Intervertebral Implant - The present application is directed to implants for positioned between vertebral members. The implant may include a superior surface to contact against a first vertebral member, and an inferior surface to contact against a second vertebral member. The implant may include a central web that extends between first and second flanges. The flanges may be shaped to form gaps that extend the height of the implant. Spaces in communication with the gaps may be formed in an interior of the implant to hold bone growth material. | 04-02-2009 |
20100137916 | SPINAL PLATES FOR STABILIZING SEGMENTS - In some aspects, the spinal plates of the present disclosure are sized and shaped for use in a spinal level adjacent to a previously treated spinal level. The spinal plates of the present disclosure are generally no-profile or low-profile plates. That is, the spinal plates are sized and shaped for positioning entirely within the disc space between adjacent vertebrae such that the plates either do not extend beyond the outer boundaries of the vertebrae (no profile) or extend only slightly beyond the outer boundaries of the vertebrae (low profile). The spinal plates of the present disclosure are also configured to receive fixation members, such as bone screws, in a hyper-angulated orientation. The hyper-angulated screws facilitate optimal cortical bone purchase or penetration of the adjacent vertebrae to fixedly secure the spinal plates to the vertebrae. | 06-03-2010 |
20110184522 | MODULAR INTERBODY DEVICES AND METHODS OF USE - Methods and devices for spacing vertebral members using modular intervertebral devices and insertion tools. The devices may include opposing first and second endplates, and an intermediate member configured to fit between and support the endplates. The insertion tool may include an elongated handle and a distracter. A method of inserting the device using the tool may include inserting the endplates positioned on opposing sides of the handle into the intervertebral space and positioning the endplates in the intervertebral space relative to first and second vertebral members. The method may include deploying the distracter and increasing a distance between the endplates. Another step may include inserting the intermediate member into the intervertebral space and between the endplates and supporting the endplates with the intermediate member. The insertion tool may then be removed from the intervertebral space. | 07-28-2011 |