Patent application number | Description | Published |
20080234829 | HUMERAL HEAD AUGMENT DEVICE AND METHOD FOR USE IN A SHOULDER PROSTHESIS - A humeral head augment device for use in a modular shoulder prosthesis. The humeral head augment device has an external bearing surface with at least one surface portion that includes a radius of curvature. The radius of curvature is configured to constrain translational movement of the implanted shoulder prosthesis when the humeral head augment device is positioned within the shoulder prosthesis. The humeral head augment device also includes a coupling mechanism designed to lock the humeral head augment device to either the stem or the humeral head, thereby ensuring proper operational positioning of the device within the shoulder prosthesis and allowing the implanted shoulder prosthesis to function in a patient suffering from rotator cuff arthropathy. A shoulder prosthesis using a humeral head augment device, a method for assembling a shoulder prosthesis and method for using a humeral head augment device in a shoulder prosthesis are also disclosed. | 09-25-2008 |
20090299375 | CATHETER NAIL TARGETING GUIDE - An instrumentation or targeting guide for use with an orthopedic device, such as an intramedullary nail, for example. The guide includes a guide body having a handle portion and a barrel portion. An intramedullary nail is fixedly securable to the barrel portion via a locking bolt. The barrel portion includes at least one canal configured to receive a catheter, the canal aligned with a corresponding canal in the intramedullary nail. In use, a catheter may be inserted over a guide wire and through both the canal in the barrel portion of the guide body and through the corresponding canal in the intramedullary nail prior to insertion of the intramedullary nail into the intramedullary canal of a long bone. In this manner, the placement of the catheter for delivery of medications within in the intramedullary canal of the long bone is facilitated. | 12-03-2009 |
20100228352 | GLENOID IMPLANT ANCHOR POST - A prosthesis that mechanically couples with both cancellous bone and cortical bone of a glenoid includes a head portion comprising a rear surface and an articular surface, an anchor member, and a plurality of deformable fins extending radially outward from the anchor member. The anchor member includes a distal end and a proximal end connected to the rear surface of the head portion. The plurality of deformable fins extend radially outward from the anchor member and includes at least a first proximal fin adjacent to the rear surface of the head portion positioned to engage with the cortical bone. The anchor member may also include at least one distal fin located proximate the distal end of the anchor member positioned to engage with the cancellous bone. | 09-09-2010 |
20110082557 | Integral, One-Piece Humeral Head Device - A humeral head augment device for use in a modular shoulder prosthesis. The humeral head augment device has an external bearing surface with at least one surface portion that includes a radius of curvature. The radius of curvature is configured to constrain translational movement of the implanted shoulder prosthesis when the humeral head augment device is positioned within the shoulder prosthesis. The humeral head augment device also includes a coupling mechanism designed to lock the humeral head augment device to either the stem or the humeral head, thereby ensuring proper operational positioning of the device within the shoulder prosthesis and allowing the implanted shoulder prosthesis to function in a patient suffering from rotator cuff arthropathy. A shoulder prosthesis using a humeral head augment device, a method for assembling a shoulder prosthesis and method for using a humeral head augment device in a shoulder prosthesis are also disclosed. | 04-07-2011 |
20110125155 | HUMERAL HEAD SHAPING DEVICE AND METHOD - Provided is a method and device for shaping a greater tuberosity of a humerus in preparing for receiving a prosthetic humeral head. The device shaves bone from the greater tuberosity such that the greater tuberosity is not resected or completely removed. | 05-26-2011 |
20120290098 | METHODS OF USING, PROVIDING AND MANUFACTURING A SHOULDER PROSTHESIS WITH A ONE-PIECE HUMERAL HEAD - A humeral head augment device for use in a modular shoulder prosthesis. The humeral head augment device has an external bearing surface with at least one surface portion that includes a radius of curvature. The radius of curvature is configured to constrain translational movement of the implanted shoulder prosthesis when the humeral head augment device is positioned within the shoulder prosthesis. The humeral head augment device also includes a coupling mechanism designed to lock the humeral head augment device to either the stem or the humeral head, thereby ensuring proper operational positioning of the device within the shoulder prosthesis and allowing the implanted shoulder prosthesis to function in a patient suffering from rotator cuff arthropathy. A shoulder prosthesis using a humeral head augment device, a method for assembling a shoulder prosthesis and method for using a humeral head augment device in a shoulder prosthesis are also disclosed. | 11-15-2012 |
20130144393 | SHOULDER PROSTHESIS GLENOID COMPONENT - This shoulder prosthesis glenoid component ( | 06-06-2013 |
20140188233 | METHODS OF USING, PROVIDING AND MANUFACTURING A SHOULDER PROSTHESIS WITH A ONE-PIECE HUMERAL HEAD - A humeral head augment device in use in a modular shoulder prosthesis. The humeral head augment device has an external bearing surface with at least one surface portion that includes a radius of curvature. The radius of curvature is configured to constrain transitional movement of the implanted shoulder prosthesis when the humeral head augment device is positioned within the shoulder prosthesis. The humeral head augment device also includes a coupling mechanism designed to lock the humeral head augment device to either the stem or the humeral head, thereby ensuring proper operational positioning of the device within the shoulder prosthesis and allowing the implanted shoulder prosthesis to function in a patient suffering from rotator cuff arthropathy. A shoulder prosthesis using a humeral head augment device, a method tor assembling a shoulder prosthesis and method for using a humeral head augment device in a shoulder prosthesis are also disclosed. | 07-03-2014 |
Patent application number | Description | Published |
20110190465 | COMPRESSIBLE LIQUID DILUENT IN POLYOLEFIN POLYMERIZATION - Embodiments of the present application provide a method for manufacturing a polyolefin and a system for implementing the method. The method comprises combining a catalyst with a diluent mixture containing a diluent and an olefin monomer in a polymerization reactor. The diluent may comprise propane, butane, or isobutane, or a combination thereof. The polymerization reactor is operated at a pressure above a critical pressure of the diluent, but below the critical temperature of the diluent. | 08-04-2011 |
20140140894 | POLYOLEFIN PRODUCTION WITH MULTIPLE POLYMERIZATION REACTORS - A polyolefin production system including: a first reactor configured to produce a first discharge slurry having a first polyolefin; a second reactor configured to produce a second discharge slurry having a second polyolefin; and a post-reactor treatment zone having at least a separation vessel configured to receive the second discharge slurry or both the first discharge slurry and the second discharge slurry. | 05-22-2014 |
20140171601 | POLYETHYLENE PRODUCTION WITH MULTIPLE POLYMERIZATION REACTORS - A system and method for discharging a transfer slurry from a first polymerization reactor through a transfer line to a second polymerization reactor, the transfer slurry including at least diluent and a first polyethylene. A product slurry is discharged from the second polymerization reactor, the product slurry including at least diluent, the first polyethylene, and a second polyethylene. The velocity, pressure drop, or pressure loss due to friction in the transfer line is determined, and a process variable adjusted in response to the velocity, pressure drop, or pressure loss not satisfying a specified value. | 06-19-2014 |
20140171602 | POLYETHYLENE PRODUCTION WITH MULTIPLE POLYMERIZATION REACTORS - A technique for polymerizing ethylene on catalyst in a first polymerization reactor and in a second polymerization reactor to form polyethylene particles, and controlling particle size of the polyethylene particles. | 06-19-2014 |
20140171603 | CHAIN TRANSFER AGENT REMOVAL BETWEEN POLYOLEFIN POLYMERIZATION REACTORS - A system and method for polymerizing olefin in the presence of a chain transfer agent in a first reactor to form a first polyolefin, discharging from the first reactor a transfer slurry having the first polyolefin and the chain transfer agent, and processing the transfer slurry in a separator to remove chain transfer agent and to provide a fluff slurry having the first polyolefin and a lower content of chain transfer agent than in the transfer slurry. The system and method provide for feeding the fluff slurry to a second reactor, polymerizing olefin in the second reactor to form a second polyolefin, and discharging from the second reactor a slurry having the second polyolefin. | 06-19-2014 |
20140275450 | POLYOLEFIN PRODUCTION WITH DIFFERENT DILUENTS IN MULTIPLE POLYMERIZATION REACTORS - A system and method for producing polyolefin, including a polyolefin reactor system having: a first reactor to produce a first reactor discharge stream having a first polyolefin and a first diluent; and a second reactor to receive at least a portion of the first reactor discharge stream and to produce a second reactor discharge stream having a second polyolefin and a second diluent, wherein the second diluent is different than the first diluent. | 09-18-2014 |
20140309382 | POLYOLEFIN PRODUCTION WITH DIFFERENT DILUENTS IN MULTIPLE POLYMERIZATION REACTORS - A system and method for producing polyolefin, including a polyolefin reactor system having: a first reactor to produce a first reactor discharge stream having a first polyolefin and a first diluent; and a second reactor to receive at least a portion of the first reactor discharge stream and to produce a second reactor discharge stream having a second polyolefin and a second diluent, wherein the second diluent is different than the first diluent. | 10-16-2014 |
20150126693 | CHAIN TRANSFER AGENT REMOVAL BETWEEN POLYOLEFIN POLYMERIZATION REACTORS - A system and method for polymerizing olefin in the presence of a chain transfer agent in a first reactor to form a first polyolefin, discharging from the first reactor a transfer shiny having the first polyolefin and the chain transfer agent, and processing the transfer slurry in a separator to remove chain transfer agent and to provide a fluff slurry having the first polyolefin and a lower content of chain transfer agent than in the transfer slurry. The system and method provide for feeding the fluff slurry to a second reactor, polymerizing olefin in the second reactor to form a second polyolefin, and discharging from the second reactor a slurry having the second polyolefin. | 05-07-2015 |
20150133620 | SYSTEM AND METHOD FOR POLYMERIZATION - Techniques are provided for polymerization. A polymerization method may include polymerizing a monomer in a polymerization reactor to produce a slurry comprising polyolefin particles and a diluent, flowing the slurry out of the polymerization reactor through an outlet of the polymerization reactor, receiving the slurry from the outlet into a slurry handling system, conveying a first mixture from the slurry handling system to a diluent and monomer recovery system, and injecting steam into the first mixture downstream of the slurry handling system using a steam injection system. | 05-14-2015 |
20150307637 | Process for Forming Polyolefins - Processes of forming polyolefins are described herein. One or more specific embodiments of the processes generally include introducing olefin monomer selected from C | 10-29-2015 |
Patent application number | Description | Published |
20120241491 | EXPANDABLE TISSUE THICKNESS COMPENSATOR - A tissue thickness compensator may generally comprise a biocompatible material, a first component, and a second component, wherein the first component and second component form a reaction product to expand the tissue thickness compensator. The first component may comprise a first hydrogel precursor, the second component may comprise a second hydrogel precursor, and the reaction product may comprise a hydrogel. The reaction product may be formed in vivo and/or in situ by contacting the first component and the second component. The first component and/or second component may be encapsulated and configured to release the components when ruptured. The reaction product may comprise a fluid-swellable composition. Articles of manufacture comprising the tissue thickness compensator and methods of making and using the tissue thickness compensator are also described. | 09-27-2012 |
20120241493 | TISSUE THICKNESS COMPENSATOR COMPRISING CONTROLLED RELEASE AND EXPANSION - A tissue thickness compensator may generally comprise a first layer comprising a first biocompatible material sealingly enclosed in a water impermeable material and a second layer comprising a second biocompatible material comprising at least one encapsulation, wherein the first biocompatible material expands when contacted with a fluid. The tissue thickness compensator may comprise a haemostatic agent, an anti-inflammatory agent, an antibiotic agent, anti-microbial agent, an anti-adhesion agent, an anti-coagulant agent, a medicament, and/or pharmaceutically active agent. The encapsulation may comprise a biodegradable material to degrade in vivo and/or in situ. The tissue thickness compensator may comprise a hydrogel. The reaction product may comprise a fluid-swellable composition. Articles of manufacture comprising the tissue thickness compensator and methods of making and using the tissue thickness compensator are also described. | 09-27-2012 |
20120241503 | TISSUE THICKNESS COMPENSATORS - A two-part tissue thickness compensator assembly can include a first tissue thickness compensator configured to be positioned relative to an anvil of a surgical stapler, a second tissue thickness compensator configured to be positioned relative to a staple cartridge of the surgical stapler, and a hinge connecting the first tissue thickness compensator to the second tissue thickness compensator. The first and/or second tissue thickness compensators may include additional engagement features, such as a raised ridge that engages a slot in the anvil and/or the staple cartridge. In certain embodiments, the first and/or second tissue thickness compensators may include an encasement that contains a suitable biologic agent. An end effector assembly may be provided for attachment to a surgical instrument that includes, for example, a staple cartridge, an anvil, a first tissue thickness compensator positioned on the anvil, and a second tissue thickness compensator positioned on the staple cartridge. | 09-27-2012 |
20120241505 | TISSUE THICKNESS COMPENSATORS FOR CIRCULAR SURGICAL STAPLERS - Tissue thickness compensators for use with circular surgical staplers. Various tissue thickness compensators are disclosed for deployment between a stapler head of a surgical circular stapler and an anvil attached thereto to accommodate variances in tissue thickness during stapling. Some tissue thickness compensator arrangements include means and configurations for deploying healing agents for enhancing the healing process. | 09-27-2012 |
20130256368 | TISSUE THICKNESS COMPENSATOR AND METHOD FOR MAKING THE SAME - In various embodiments, a tissue thickness compensator can comprise a film body formed from a continuous extruded shape and, in addition, a fibrous medicament core. | 10-03-2013 |