Patent application number | Description | Published |
20080221661 | Stent design with struts of various angles and stiffness - The present invention is directed to stent that has a plurality of axially spaced serpentine bands. Each serpentine band comprises a plurality of struts, wherein adjacent struts are connected to each other forming a plurality of peaks and valleys. The plurality of struts comprise a plurality of adjacent pairs of struts, wherein each adjacent pair of struts comprises a first strut and a second strut and wherein the first and second struts have a first end, a second end and a length and a plurality of interconnecting struts axially connect the serpentine bands. The stent further includes a plurality of connector nodes, wherein a plurality of first and second struts that are associated with a connector node have a greater stiffness than a plurality of struts that are not associated with a connector node. | 09-11-2008 |
20080294238 | Connector Node for Durable Stent - A stent has adjacent bands being connected by connectors. Each band has a plurality of interconnected struts. The width of a portion of a strut end region is greater than the width of a portion of the strut medial region. Adjacent strut end regions within a band are connected at a turn. Each connector has first and second connector end regions, and a connector medial region. The width of a portion of the first connector end region or second connector end region is greater than the width of a portion of the connector medial region. The first connector end region is engaged to one turn of a first band and the second connector end region is engaged to one turn of a second longitudinally adjacent band, the first and second bands having connected turns and unconnected turns, the connected turns having a greater width than the unconnected turns. | 11-27-2008 |
20100010619 | Closed-Cell Flexible Stent Hybrid - A stent has a first stent body and a second stent body. The first stent body is a rolled stent having a first end and a second end and the second stent body is a tubular stent. The stent has a deployed state, the stent being within a body lumen in the deployed state. The second stent body at least partially disposed within the first stent body when the stent is in the deployed state so that the first end of the first stent body overlaps the second end of the first stent body for a first overlap length. | 01-14-2010 |
20110238156 | Flexible Stent Design - Stents having a plurality of serpentine bands including a proximal end portion, a distal end portion, and a middle portion therebetween are herein disclosed. Each of the bands includes peaks and valleys. Serpentine bands of the proximal end portion are connected together in a repeating pattern of connected and unconnected peaks and valleys. Serpentine bands of the distal end portion are connected together in a repeating pattern of connected and unconnected peaks and valleys. The repeating pattern of the proximal end portion is different than the repeating pattern of the distal end portion. | 09-29-2011 |
20120029618 | Stent Connector Bump Design - An endoprosthesis comprises a plurality of serpentine bands. Each serpentine band comprises a plurality of interconnected struts forming peaks and troughs. Adjacent serpentine bands are interconnected by one or more connectors. First and second serpentine bands are connected via at least one connector. The connector has a first side facing one the struts and a second side facing another of the struts. The connector extends from an inside of a trough of the first serpentine bands to the outside of a trough of the other of the serpentine bands. The connector has a first bump extending from the first side and a second bump extending from the second side opposite the first, the first bump located adjacent a first peak and the second bump located adjacent a second peak. | 02-02-2012 |
20120239128 | STENT AND DELIVERY SYSTEM - Techniques are disclosed that allow a stent to be folded within a balloon of a stent delivery system. In one example, a stent has first and second columns that extend from a proximal end to a distal end along a longitudinal axis. Each of the first columns extend substantially parallel to the longitudinal axis and comprise a plurality of elements that each have a substantially polygonal shape. Each of the second columns extend substantially parallel to the longitudinal axis and are between adjacent first columns. Each of the respective second columns include a plurality of first connectors that have a curvilinear shape and that extend in a substantially circumferential direction to connect adjacent first columns. The stent also has a plurality of second connectors, wherein at least one of the second connectors extends between a first element and a second element. | 09-20-2012 |
20130116724 | HANDLE ASSEMBLY FOR A LEFT ATRIAL APPENDAGE OCCLUSION DEVICE - The disclosure pertains to a handle assembly for a left atrial appendage occlusion device delivery system and methods of use therefor. The handle assembly includes a leadscrew mechanism for smooth, low backlash control of a delivery catheter for the left atrial appendage occlusion device and manipulation segments which allow one hand operation of the handle assembly. | 05-09-2013 |
Patent application number | Description | Published |
20130138138 | Occlusion Device - An occlusion device (e.g., for treatment of the left atrial appendage) includes a framework and a biocompatible covering disposed over at least a part of the framework. The framework may include a proximal portion, a middle portion, and a distal portion, wherein: the proximal portion includes a first hub that has a fixed first diameter; the middle portion has a second diameter and includes a plurality of beams extending from the first hub to a distal portion, wherein each of the plurality of beams is connected to an adjacent beam by a first circumferentially extending column of strut pairs; and the distal portion has a third diameter. In one or more embodiments, the framework includes improved circumferential strength and minimizes foreshortening. | 05-30-2013 |
20130172983 | Stent with Anti-Migration Features - A stent has a first end region, a middle region, and a second end region, each region including a plurality of strut columns. The stent includes at least one barb. Each barb in an expanded state is at an angle relative to the outer surface of the stent. | 07-04-2013 |
20140018841 | OCCLUSION DEVICE FOR AN ATRIAL APPENDAGE - Occlusion device for an atrial appendage, the device having proximal and distal ends and a central axis and comprising a cage-like structure formed of struts, the struts having proximal strut ends and distal strut ends, wherein at the proximal end of the device the struts extend towards the central axis and are connected to each other at their proximal strut ends, and wherein at least some of the struts are connected to each other at their distal strut ends within the cage-like structure so that the struts form an atraumatic distal end of the device. | 01-16-2014 |
Patent application number | Description | Published |
20090219622 | Light-absorbing structure and methods of making - A critically coupled optical resonator absorbs greater than 95% of incident light of the critical wavelength with an absorber layer less than 10 run thick. | 09-03-2009 |
20100014799 | Optical structures including nanocrystals - An optical structure can include a nanocrystal on a surface of an optical waveguide in a manner to couple the nanocrystal to the optical field of light propagating through the optical waveguide to generate an emission from the nanocrystal. | 01-21-2010 |
20100051967 | Absorbing film - Materials can be prepared in a layer-by-layer fashion on a patterned first substrate and subsequently transferred to a second substrate. The transfer step can preserve the pattern of the first substrate, such that the second substrate will bear a pattern of the transferred material. The material can be an electrostatic multilayer including a light absorbing dye, such as a J-aggregating cyanine dye. | 03-04-2010 |
20110057125 | LIGHT EMITTING MATERIAL - A composition can include a first moiety capable of being excited to an excited state, and a second moiety capable of accepting excited state energy from the first moiety. The second moiety is capable of emitting light with a FWHM of 15 nm or less when excited. The second moiety can be a J-aggregate and the rust moiety can be a semiconductor nanocrystal. | 03-10-2011 |
20120327052 | LED ARRAY WITH PHOTODETECTOR - Embodiments of the present invention provide for an array, and corresponding method of forming an array, that includes a plurality of light emitting devices. The light emitting devices are disposed over a substrate, and a photodetector detects light emitted through the substrate from the light emitting devices. Further, a substantially constant brightness may be maintained in a plurality of light emitting devices disposed over the upper surface of a substrate in an array. Light emitted through the substrate from each of the light emitting devices is measured, and the voltage level applied to each of the light emitting devices is varied to maintain a substantially constant brightness level of light emitted from the light emitting devices. | 12-27-2012 |
20130181962 | LED ARRAY WITH PHOTODETECTOR - Embodiments of the present invention provide for an array, and corresponding method of forming an array, that includes a plurality of light emitting devices. The light emitting devices are disposed over a substrate, and a photodetector detects light emitted through the substrate from the light emitting devices. Further, a substantially constant brightness may be maintained in a plurality of light emitting devices disposed over the upper surface of a substrate in an array. Light emitted through the substrate from each of the light emitting devices is measured, and the voltage level applied to each of the light emitting devices is varied to maintain a substantially constant brightness level of light emitted from the light emitting devices. | 07-18-2013 |
20130335826 | Light-Absorbing Structure and Methods of Making - A critically coupled optical resonator absorbs greater than 95% of incident light of the critical wavelength with an absorber layer less than 10 nm thick. | 12-19-2013 |
Patent application number | Description | Published |
20140130868 | Spray Deposition Method for Inorganic Nanocrystal Solar Cells - A method of spray deposition for inorganic nanocrystal solar cells comprising subjecting a first solution of CdTe or CdSe nanocrystals to ligand exchange with a small coordinating molecule, diluting the first solution in solvent to form a second solution, applying the second solution to a substrate, drying the substrate, dipping the substrate in a solution in MeOH of a compound that promotes sintering, washing the substrate with iPrOH, drying the substrate with N | 05-15-2014 |
20140130869 | Inorganic Nanocrystal Solar Cells - An inorganic nanocrystal solar cell comprising a substrate, a layer of metal, a layer of CdTe, a layer of CdSe, and a layer of transparent conductor. An inorganic nanocrystal solar cell comprising a transparent conductive substrate, a layer of CdSe, a layer of CdTe, and a Au contact. A method of spray deposition for inorganic nanocrystal solar cells comprising subjecting a first solution of CdTe or CdSe nanocrystals to ligand exchange with a small coordinating molecule, diluting the first solution in solvent to form a second solution, applying the second solution to a substrate, drying the substrate, dipping the substrate in a solution in MeOH of a compound that promotes sintering, washing the substrate with iPrOH, drying the substrate with N | 05-15-2014 |
Patent application number | Description | Published |
20130243645 | REAL TIME INDICATOR FOR QUATERNARY AMMONIUM COMPOUND CONCENTRATION - The present disclosure generally relates to a color indicator that signals when the concentration of an antimicrobial solution changes. In some embodiments, the color indicator is specific for changes in the concentration of an antimicrobial quaternary ammonium compound in an antimicrobial solution. The color indicator can be incorporated into a variety of articles including towels, labels, containers, buckets, trays, sinks, spray bottles, liners for containers, buckets, sinks, or spray bottles, indictor wands or strips, and test kits. | 09-19-2013 |
20130323854 | OPTICAL SENSOR FOR DETERMINING QUATERNARY AMMONIUM COMPOUND CONCENTRATION - The present disclosure generally relates to a dye that signals when the concentration of a quaternary ammonium compound in antimicrobial solution changes. A sensor is used to monitor changes in the dye wavelength as an indicator of the quat concentration. The use of a sensor leads to improved precision in measuring quat concentration by eliminating or reducing operator bias in reading color or wavelength changes. The dye can be incorporated into a variety of articles including towels, labels, containers, buckets, trays, sinks, spray bottles, liners for containers, buckets, sinks, or spray bottles, indictor wands or strips, and test kits. | 12-05-2013 |
20140261870 | CHEMICAL DILUTION SYSTEM - A dilute chemical solution may be prepared in response to a dispense request by combining multiple concentrated chemicals with a diluent. In one example, a target amount of diluent is dispensed into a container until a measured weight of the diluent reaches a target weight. A first concentrated chemical is also dispensed into the container until a measured weight of the first concentrated chemical reaches a target weight. The liquid solution containing the diluent and the first concentrated chemical is withdrawn from the container and applied on a second concentrated chemical that is a solid state product so as to cause the second concentrated chemical to at least partially dissolve and enter the container. In some applications, the first and second concentrated chemicals react with one another to generate an active molecule in the chemical solution that is not present in either of the two concentrated chemicals. | 09-18-2014 |
Patent application number | Description | Published |
20100292126 | PEROXYGEN CATALYST- CONTAINING FABRIC AND USE FOR IN SITU GENERATION OF ALKALINITY - The invention discloses compositions and methods for generating alkalinity in situ. The compositions and methods relate to the use of a fabric source containing a decomposition agent to catalyze the decomposition of a dilute peroxygen source. The methods provide a highly alkaline cleaning composition produced at a desired time and place of use. Methods of cleaning are also disclosed. | 11-18-2010 |
20110031275 | WIPE AND SEAL PRODUCT PUMP - A product dispensing system is provided. The product dispensing system includes a dispensing device and a sealing assembly. The dispensing device is configured and arranged to pass product out of a dispensing orifice in the product dispensing system. The sealing assembly is configured and arranged to wipe and seal the dispensing orifice to prevent exposure of unused product with ambient air when the product dispensing system is not dispensing product. | 02-10-2011 |
20110284090 | SOLID CHEMICAL PRODUCT DILUTION CONTROL - A solid chemical product is dispensed to prepare a requested amount of a use solution having a requested concentration of the chemical product. In some examples, a target amount of a diluent and a target amount of the chemical product required to prepare the requested use solution are determined. The target amount of the diluent is dispensed into a container. At least some of the diluent in the container is applied to the solid chemical product to create a resultant use solution, which is directed back into the container. The diluent from the container is applied to the chemical product until the amount of the use solution in the container satisfies the requested amount. In some examples, the target amount of the diluent and the target amount of the chemical product are measured by weight. | 11-24-2011 |
20120273374 | CORROSION INHIBITION OF HYPOCHLORITE SOLUTIONS IN SATURATED WIPES - Corrosion inhibitor compositions and methods of use are disclosed. Corrosion inhibitors are selected from polyacrylate and calcium corrosion inhibitors, zinc and calcium corrosion inhibitors and/or sugar acids and calcium corrosion inhibitors combined with hypochlorite sources provide use solutions for effective corrosion inhibition for metal surfaces. | 11-01-2012 |
20120303159 | TIMED DISPENSER AND AUDIT SYSTEM - A chemical product dispenser includes one or more timing features. The chemical product may include cleaning, sanitizing, disinfecting, or other chemical products typically dispensed using a conventional spray bottle or other chemical product applicator used in the cleaning industry. The timed dispenser includes a timer and one or more indicators that are activated when one or more predetermined periods of time (such as a contact time or cure time) have elapsed. A timed dispenser audit system further monitors and analyzes use of the timed dispensers throughout one or more facilities, and may generate reports based on the analysis. | 11-29-2012 |
20140271762 | Non-Sorptive or Minimally Sorptive Disinfectant Wipes - A disinfectant wipe is provided including a substrate that is substantially free of polyamides, and an acid anionic disinfectant is adsorbed to the substrate such that the disinfectant readily releases from the substrate to allow at least 65% delivery of the disinfectant when wiped on a surface. The substrate may be a woven, nonwoven, knit fabric, a foam, sponge or film composition and may be formed from polyester, polypropylene, nylon, cotton, rayon, acrylic, or combinations thereof. The acid anionic disinfectant has a pH below 7, below 5, below 3 and below 2. The substrate used to prepare the disinfectant wipe is not pretreated with the disinfectant or a release composition before applying the disinfectant. That is, the disinfectant is not applied and re-applied to ensure release onto a surface. In an embodiment of the invention acid anionic disinfectant is an antimicrobial agent. | 09-18-2014 |
20150099688 | PEROXYGEN CATALYST- CONTAINING FABRIC AND USE FOR IN SITU GENERATION OF ALKALINITY - The invention discloses compositions and methods for generating alkalinity in situ. The compositions and methods relate to the use of a fabric source containing a decomposition agent to catalyze the decomposition of a dilute peroxygen source. The methods provide a highly alkaline cleaning composition produced at a desired time and place of use. Methods of cleaning are also disclosed. | 04-09-2015 |