Patents Assigned to Smith & Nephew
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Publication number: 20090142411Abstract: A device or composition comprising an agent for the coagulation of protein-containing fluids, wherein the agent comprises an inorganic component which is soluble in protein-containing fluids. Use of such a device or composition for the coagulation of protein-containing fluids. A coagulum of protein-containing fluid produced using such a device or composition.Type: ApplicationFiled: January 17, 2006Publication date: June 4, 2009Applicant: SMITH & NEPHEW, PLCInventors: Joanna Buckley, Bryan Greener, Emma Woodmansey
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Patent number: 7540645Abstract: A solid-state light source includes a semiconductor light source for emitting light and an optical system having a fiber optic element. The fiber optic element has an input for receiving emitted light from the semiconductor light source. The fiber optic element also has an output for emitting light received from the solid-state light source. The semiconductor light source and the fiber optic element in aggregate form an illumination path.Type: GrantFiled: January 18, 2008Date of Patent: June 2, 2009Assignee: Smith & Nephew, Inc.Inventor: Yuri Kazakevich
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Publication number: 20090131837Abstract: A method an apparatus for healing bone fractures comprises applying an ultrasound signal to a target site. The ultrasound signal comprises a generally uniform distribution of constructive interference positions in the target site.Type: ApplicationFiled: April 21, 2006Publication date: May 21, 2009Applicant: SMITH & NEPHEW, PLCInventor: Nicholas Granville
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Patent number: 7534271Abstract: Implants and methods are presented for surgically repairing a hip joint with a proximal femoral prosthesis that comprises femoral head component and a femoral stem component. The femoral stem component comprising a neck portion, a flange portion, a transitional body region and an elongated stem. The femur is prepared for implantation of the femoral hip prosthesis by resecting the proximal femur and reaming a symmetric intramedullary cavity in the femur. The femoral hip prosthesis is then inserted the on the resected femur and in the intramedullary cavity. The femoral hip prosthesis elastically deforms when loaded during use to apply dynamic compressive loads and displacement to the calcar region of the resected proximal femur.Type: GrantFiled: January 22, 2004Date of Patent: May 19, 2009Assignee: Smith + NephewInventors: Michael Ries, T. Wade Fallin, Daniel F. Justin, Mark A. Munt
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Patent number: 7534244Abstract: Systems, devices and methods are disclosed for treating fractures. The systems, devices and methods may include one or both of an implant, such as an intramedullary nail, and a fastening assembly, such as a lag screw and compression screw assembly. The implant in some embodiments has a proximal section with a transverse aperture and a cross-section that may be shaped to more accurately conform to the anatomical shape of cortical bone and to provide additional strength and robustness in its lateral portions, preferably without requiring significant additional material. The fastening assembly may be received to slide, in a controlled way, in the transverse aperture of the implant. In some embodiments, the engaging member and the compression device are configured so that the compression device interacts with a portion of the implant and a portion of the engaging member to enable controlled movement between the first and second bone fragments.Type: GrantFiled: September 8, 2004Date of Patent: May 19, 2009Assignee: Smith & Nephew, Inc.Inventors: Joseph Ferrante, Angie Mines
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Publication number: 20090125116Abstract: Methods, systems, and devices for replacement of a joint with a prosthetic system that replicates the natural kinematics of the joint is disclosed.Type: ApplicationFiled: January 14, 2009Publication date: May 14, 2009Applicant: SMITH & NEPHEW, INC.Inventors: Paul Crabtree, Greg Marik, Abraham Salehi, Kevin Weaver, Frantz Langlais, Denis Huten, Dennis Harrison
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Patent number: 7530990Abstract: A method of securing a tissue graft within a bone passage includes providing a graft fixation member comprising a closed double-loop having a pair of differently sized loop sections and capturing both sections of the closed-loop within the fixation member. The longer loop section is passed through an opening in the tissue graft then is passed through the smaller loop and thrown over the fixation member to form a knot.Type: GrantFiled: July 20, 2004Date of Patent: May 12, 2009Assignee: Smith & Nephew, Inc.Inventors: Michael Perriello, Stuart E. Fromm
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Patent number: 7527627Abstract: Systems, devices and methods are disclosed for treating fractures. The systems, devices and methods may include one or both of an implant, such as an intramedullary nail, and a fastening assembly, such as a lag screw and compression screw assembly. The implant in some embodiments has a proximal section with a transverse aperture and a cross-section that may be shaped to more accurately conform to the anatomical shape of cortical bone and to provide additional strength and robustness in its lateral portions, preferably without requiring significant additional material. The fastening assembly may be received to slide, in a controlled way, in the transverse aperture of the implant. In some embodiments, the engaging member and the compression device are configured so that the compression device interacts with a portion of the implant and a portion of the engaging member to enable controlled movement between the first and second bone fragments.Type: GrantFiled: September 8, 2004Date of Patent: May 5, 2009Assignee: Smith & Nephew, Inc.Inventors: Joseph Ferrante, Angie Mines, Anthony H. James, Thomas A. Russell, Roy Sanders
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Publication number: 20090112270Abstract: The present disclosure relates to an anchor assembly. The anchor assembly includes an anchor defining a cavity and an opening to the cavity and an insertion member configured for arrangement within the anchor cavity. The insertion member includes a body having a proximal end portion and a flat distal end portion, and a head coupled to the proximal end portion of the body. A method of tissue repair and other anchor assemblies are also disclosed.Type: ApplicationFiled: October 27, 2008Publication date: April 30, 2009Applicant: Smith & Nephew, Inc.Inventors: Richard Lunn, David A. Paulk, Thomas C. May, Stevan Astorino
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Patent number: 7524891Abstract: The rate of degradation of polymers and polymer blends containing (poly) lactic acid can be increased and controlled by the inclusion of up to 10% (typically less than 1%) by weight of specific additives such as lauric acid or a derivative thereof such as the anhydride.Type: GrantFiled: July 3, 2002Date of Patent: April 28, 2009Assignee: Smith & Nephew PLCInventors: John Rose, Steven Hardwick
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Patent number: 7524335Abstract: A fiber-reinforced, polymeric implant material useful for tissue engineering, and method of making same are provided. The fibers are preferably aligned predominantly parallel to each other, but may also be aligned in a single plane. The implant material comprises a polymeric matrix, preferably a biodegradable matrix, having fibers substantially uniformly distributed therein. Inorganic particles may also be included in the implant material. In preferred embodiments, porous tissue scaffolds are provided which facilitate regeneration of load-bearing tissues such as articular cartilage and bone. Non-porous fiber-reinforced implant materials are also provided herein useful as permanent implants for load-bearing sites.Type: GrantFiled: August 31, 2004Date of Patent: April 28, 2009Assignee: Smith & Nephew, Inc.Inventors: Michael A. Slivka, Gabriele G. Niederauer, Kristine Kieswetter, Neil C. Leatherbury
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Patent number: 7524315Abstract: An apparatus for cleansing wounds in which irrigant fluid from a reservoir (12) connected to a conformable wound dressing (3) and wound exudate from the dressing are recirculated by a device (18) for moving fluid through a flow path which passes through the dressing and a means (17) for fluid cleansing and back to the dressing. The cleansing means (which may be a single-phase, e.g. microfiltration, system or a two-phase, e.g. dialytic system) removes materials deleterious to wound healing, and the cleansed fluid, still containing mate rials that are beneficial in promoting wound healing, is returned to the wound bed. The dressing and a method of treatment using the apparatus.Type: GrantFiled: October 28, 2003Date of Patent: April 28, 2009Assignee: Smith & Nephew PLCInventors: Patrick Lewis Blott, Bryan Greener, Edward Yerbury Hartwell, Tina Michelle Walker
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Patent number: 7518502Abstract: A system and method for identifying, locating, and managing inventory of sterilized medical devices located within a sealed sterilization case in preparation for a surgical procedure. Communication tags, such as radio frequency identification (RFID) and/or Global Positioning System (GPS) tags, are connected to the medical device and communicate information wirelessly. Information is obtained from the communication tags and sent to the database where it is compared with the information in the database. The results may be displayed on the interface thereby providing the user with information about the medical instruments contained in the sealed sterilization case without breaking the seal of the sealed sterilization case.Type: GrantFiled: May 24, 2007Date of Patent: April 14, 2009Assignee: Smith & Nephew, Inc.Inventors: Gene Edward Austin, Ralph W. Donati, Jr., Nicholas W. Granville, Mark E. Hulen, Sied W. Janna, Robert L. Morgan, James K. Rains, Randall Troutman, Darren J. Wilson
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Patent number: 7510563Abstract: A surgical instrument includes a cutting member with an implement for cutting tissue, and a drive coupled to the cutting member. The drive may include a drive member having a helical groove and being attached to the cutting member. Furthermore, the drive may include an inner drive hub coupled to the drive member such that the drive member rotates with the inner drive hub while being free to translate relative to the inner drive hub. The drive simultaneously rotates and translates the cutting member in response to a force applied to the drive.Type: GrantFiled: December 13, 2002Date of Patent: March 31, 2009Assignee: Smith & Nephew, Inc.Inventors: Peter M Cesarini, Karen Drucker, Rafal Jezierski, Roger R. Cassidy, Jr.
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Patent number: 7497875Abstract: A flat shaft of a hip-joint prosthesis for anchoring in a femur. The shaft expands on all sides towards a proximal end from a distal end of the shaft and medially merges with a curved section that is continuous with a prosthesis neck. The shaft is additionally expanded in a proximal region along a proximal direction on at least one of an anterior and posterior surfaces.Type: GrantFiled: April 7, 2000Date of Patent: March 3, 2009Assignee: Smith & Nephew Orthopaedics AGInventor: Karl Zweymüller
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Publication number: 20090054573Abstract: A solid coupling material for conducting ultrasound from an ultrasound source to a surface, wherein the material maximises contact with the surface and the ultrasound source such that there are minimal or no air gaps in the interface between the surface and the material and in the interface between the ultrasound source and the material.Type: ApplicationFiled: April 13, 2006Publication date: February 26, 2009Applicant: SMITH & NEPHEW, PLCInventor: Robin Chivers
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Publication number: 20090054855Abstract: An apparatus (1) for cleansing wounds (5) in which irrigant fluid from a reservoir (12) connected to a conformable wound dressing (2) and wound exudate from the dressing are moved by a device (which may be a single pump or two pumps) for moving fluid through a flow path which passes through the dressing and a means for providing simultaneous aspiration and irrigation of the wound, and means for supplying physiologically active agents to the wound. The former provides a desired balance of fluid at a controlled nominal flow rate that removes materials deleterious to wound healing, while distributing materials that are beneficial in promoting wound healing over the wound bed. The latter maintains physiologically active agents at a level that promotes wound healing.Type: ApplicationFiled: April 27, 2005Publication date: February 26, 2009Applicant: SMITH & NEPHEW, PLCInventors: Patrick Lewis Blott, Edward Yerbury Hartwell, Derek Nicolini, Julian Lee-Webb
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Patent number: 7494510Abstract: The present invention relates in certain embodiments to components of a hip-joint prosthesis. More particularly, embodiments of the invention relate to a leaf-like femoral shaft for use as part of a hip-joint prosthesis, and instruments (e.g., a rasp) and methods for implanting the shaft. The shaft includes an anchoring section extending between a proximal region and a distal end of the shaft. The shaft has a cross-sectional contour that defines a lateral side, a medial side, an anterior side and a posterior side. A corresponding rasp is preferably provided for each femoral shaft. The rasp is inserted into the femur to form a cavity having generally the same configuration as the rasp. The shaft is configured to be over-dimensioned in at least one of the anterior-posterior direction and medial-lateral direction relative to the rasped femur cavity.Type: GrantFiled: May 12, 2006Date of Patent: February 24, 2009Assignee: Smith and Nephew Orthopaedics AGInventor: Karl Zweymuller
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Publication number: 20090048598Abstract: A controlled removable fracture-reducing assembly (10) for reducing a bone fracture. According to one embodiment of the present invention, a controlled removable fracture reducing assembly (10) includes an implant (12), a reducer (14), a buttress (16), and a locking device (18) that engage a proximal bone fragment (2) and a distal bone fragment (4). The implant (12) is secured to the distal bone fragment (4) by the locking device (18). The buttress (16) engages the implant (12) through an opening (30). The reducer (14) contains a compressing screw (24) that applies a force (60) on the buttress (16), reducing the fracture. According to another embodiment of the invention, the reducer (114) contains a cam mechanism (124) which applies a force (186) on the buttress (116), which does not engage the implant (112), that pushes the proximal bone fragment (102) to reduce the fracture.Type: ApplicationFiled: January 26, 2007Publication date: February 19, 2009Applicant: Smith & Nephew, IncInventors: Nicholas S. Ritchey, Nathaniel Kelley Grusin, Gene Edward Austin
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Patent number: D587901Type: GrantFiled: December 28, 2007Date of Patent: March 10, 2009Assignee: Smith & Nephew PLCInventors: Andy Duncan Pidgeon, Richard Mann