Patent application number | Description | Published |
20090177208 | Surgical drill guide having keyway for axial alignment of a fastener for use for an orthopedic plate - A surgical drill guide for positioning, aligning, and of holes to be drilled in bone tissue has retaining means that holds the position and alignment of the drill guide body in a releasable manner with respect to a fastener hole in an orthopedic implant. The retaining means is a key guide that mates with a key way or key ways in or around a threaded locking hole of an orthopedic plate for alignment of a pilot hole and method of using the guide. The key guide has 2 to projections that extend in the direction of the axis of the hole, such as hemi cylindrical projections, and the plate has a corresponding female key way that receives the retaining means. The invention also relates to a method of aligning a locking fastener in a plate at a desired angle relative to a bone by using a surgical guide having a key interface with the plate to position and align a pilot hole. | 07-09-2009 |
20090210010 | Orthopedic plate for use in the MTP joint - The present invention is a MTP plate that has a first embodiment with a profile having bilateral mirror symmetry of the about a transverse plane with an angle of about 5° for dorsiflexion and an angle of about 10° for valgus. Both ends of the plate include a central arm having a slot for compression and two offset arms having offset ears with locking screw holes that provide for multiplanar compressive fixation. The bone contacting surface of the plate is radiused to allow the plate to be in snug contact with the bone. In a second embodiment of the plate for revision surgery, the proximal end of the plate includes a metatarsal extension and the plate has a central locking hole for securing bone graft. | 08-20-2009 |
20090248087 | Variable axis locking mechanism for use in orthopedic implants - A locking mechanism assembly to allow locking of a fastener in an orthopedic implant having its axis at a variable angle relative to the axis of a threaded through opening in the implant. The assembly includes a convexly rounded ring shaped locking insert which mates with the through opening. The head of the fastener includes a concentric flange that engages the locking ring into a locking relationship with the threads of the opening as the fastener is tightened into position. Preferably the locking ring is integral with the head of the fastener. The locking ring is made from a material that is more deformable than the material of the plate. | 10-01-2009 |
20090306724 | Orthopedic plates for use in clavicle repair and methods for their use - The present invention relates to a series of orthopedic plates for use in repair of a clavicle. The plate has a Y-shaped profile or an X-shaped profile which includes an elongate central trunk with a complex contour and wither one or two terminal pairs of arms that have a first arm and a second arm that form differing angles and lengths relative to the trunk portion of the plate. The arms include locking screw holes where the screws converge toward each other to provide for multiplanar fixatio but which do not impinge. | 12-10-2009 |
20090312759 | Orthopedic plate for use in fibula repair - The present invention relates to an orthopedic plate for use in repair of a fibula. The plate has a Y-shaped profile which has the contour of a spoon where the bowl includes a terminal pair of arms that form differing angles and lengths relative to the trunk portion of the plate. The arms include locking screw holes where the screws converge toward each other, but do not impinge so as to provide-multiplanar fixation. | 12-17-2009 |
20100069970 | Orthopedic compression screw - A cannulated compression screw is used as an orthopedic implant and has a threaded distal end with an insertion tip that includes at least one and preferably two, three or four flutes to allow the screw to be self-tapping. Optionally, the screw also includes one or more reverse cutting flutes proximal to the insertion tip. The distal threads are cancellous threads having a generally constant minor diameter and a generally constant major diameter and a generally constant thread pitch. An intermediate portion of the screw is non-threaded and the proximal end includes a compression wedge or taper that has at least one, and preferably two to five flutes that terminate before the top of the screw. The proximal end further includes a radiused bevel to the terminal surface that includes a hexagonal torque driving recess. The diameter of the non-threaded shaft section is constant distal from the compression wedge to the distal tip where it defines the minor diameter of the threaded portion. The screw optionally includes a tapered insertion tip. | 03-18-2010 |
20110015682 | Variable axis locking mechanism for use in orthopedic implants - A locking mechanism assembly to allow locking of a fastener in an orthopedic implant having its axis at a variable angle relative to the axis of threaded through opening in the implant. The assembly includes a locking insert, having threads which mates with the threads of the through opening and which includes a smooth opening that forms a torque driving recess and an annular flange. A fixator has a head portion with external threads of a harder material than that which forms the through opening so that the threads of the fixator will deform the insert to lock the fixator in a desired position relative to the plate. | 01-20-2011 |
20110224737 | System for achieving selectable fixation in an orthopedic plate - An orthopedic plate and fastener system is provided for fixation of bones which has an implant that can selectably be used to achieve fixed angle and variable locking of the fasteners, as well as non-locking of the fasteners. The system includes a variable locking assembly that includes a locking insert, having threads which mates with internal threads of a through opening in the implant. The system also provides for locking fixed angle fixation, and non-locking variable angle fixation, all of which can be used with the threaded holes of the plates. The locking insert is provided on a ring driver, which is similar to or acts as the drill guide used with the locking fasteners of the present. Thus, the invention also relates to a method of enabling surgery where the surgeon can select the mode of fixation of fasteners between variable axis locking, variable axis non-locking, and fixed angle locking fixation, all utilizing the same fastener opening within the implant. | 09-15-2011 |
20120059385 | Variable angle depth limited fastener driver and variable angle fixation system for use in orthopedic plates - The present invention relates to an orthopedic fastener driver which can be used with a variable angle fixation system, and in particular in which the driver has a variable angle drive tip that is capable of screwing a fastener in an orthopedic plate assembly at a variable angle relative to the drive axis of the driver, and further wherein the driver has a drive mechanism including an interference clutch mechanism that disengages so as to limit the relative depth of the fastener in the plate assembly as to avoid driving the fastener or fastener assembly through the plate. | 03-08-2012 |
20120109214 | ORTHOPEDIC PLATES FOR USE IN CLAVICLE REPAIR AND METHODS FOR THEIR USE - The present invention relates to a series of orthopedic plates for use in repair of a clavicle. The plate has a Y-shaped profile or an X-shaped profile which includes an elongate central trunk with a complex contour and wither one or two terminal pairs of arms that have a first arm and a second arm that form differing angles and lengths relative to the trunk portion of the plate. The arms include locking screw holes where the screws converge toward each other to provide for multiplanar fixation but which do not impinge. | 05-03-2012 |
20120109215 | ORTHOPEDIC PLATE FOR USE IN FIBULA REPAIR - The present invention relates to an orthopedic plate for use in repair of a fibula. The plate has a Y-shaped profile which has the contour of a spoon where the bowl includes a terminal pair of arms that form differing angles and lengths relative to the trunk portion of the plate. The arms include locking screw holes where the screws converge toward each other, but do not impinge so as to provide multiplanar fixation. | 05-03-2012 |
20120184959 | Wedge opening osteotomy plate - An orthopedic plate is designed for opening osteotomies and includes a contoured double tabbed or butterfly shaped plate portion which can accommodate selective fixation including locking, variable locking and non-locking. The plate also includes a centrally located osteotomy support that maintains the opening between bone segments at a spaced relationship. The support can be integral to the plate, or can be modular, i.e. a separate and adjustable segment which can be changed to accommodate the desired geometry of the osteotomy site. | 07-19-2012 |
20120209334 | ORTHOPEDIC COMPRESSION PLATE - An orthopedic plate has a first end including a locking screw hole that receives a locking screw and spaced from that hole is a compression housing that extends from the bone-facing side of the plate and which receives a compression screw that forms an angle of from about 10° to about 70° with a longitudinal axis of the plate. In a further embodiment, the plate also includes a second end with a chamfer for insertion of the plate into bone, and in a still further embodiment, the plate is an MTP plate. | 08-16-2012 |
20130131822 | HAMMERTOE IMPLANT - The invention comprises an implant having a first end section and a second end section, where the first end has a cancellous thread for implantation in a first section of bone and the second end includes expansion slots and barbs or wings, that that resist movement out of a second section of bone. These anchors expand outwardly when a rigid wire, such as a k-wire is fed through a central cannulation in the implant and either the wire expands in diameter or the cannulation decreases in diameter. The implant also includes a collar intermediate to the first and second section which includes one or more surfaces to allow the first section to be screwed into a first bone section. | 05-23-2013 |
20130172942 | ORTHOPEDIC COMPRESSION PLATE AND METHOD OF SURGERY - An orthopedic plate has a first end including a locking screw hole that receives a locking screw and spaced from that hole is a dosed compression housing that extends from the bone-facing side of the plate and which receives a compression screw that forms an angle of from about 10° to about 70° with a longitudinal axis of the plate. The compression housing is not located on the medial line of the plate, but is peripheral to the medial line, either in the longitudinal or the medial direction of the plate. | 07-04-2013 |
20140066996 | CONTOURED CALCANEAL PLATE AND A PERCUTANEOUS DRILL GUIDE FOR USE THEREWITH - This invention provides a calcaneal plate implanted using a sinus tarsi approach and comprises an anterior section having two locking screw holes, an s-shaped posterior facet section having a four locking holes and which rounds toward the bone at both the inferior and superior edges and is reinforced at the superior edge, and a blade shaped posterior portion having three linearly aligned locking holes and terminating in a tapered portion. There is also, a drill guide assembly having a drill guide column inserted through a hole in a targeting guide and locking to one of the locking holes in the plate, and cannulated drill guide sleeves that lock into holes in the targeting guide in a spaced relation whereby when the targeting guide is locked into the plate, the targeting guide can be used as a handle and wherein locking screws can be implanted percutaneously. | 03-06-2014 |
20140309701 | ORTHOPEDIC PLATES FOR USE IN CLAVICLE REPAIR AND METHODS FOR THEIR USE - The present invention relates to a series of orthopedic plates for use in repair of a bone. The plate has a Y-shaped profile or an X-shaped profile which includes an elongate central trunk with a complex contour and either one or two terminal pairs of arms that have a first arm and a second arm that form differing angles and lengths relative to the trunk portion of the plate. The arms include locking screw holes where the screws converge toward each other to provide for multiplanar fixation but which do not impinge. | 10-16-2014 |
20140309703 | ORTHOPEDIC PLATES FOR USE IN CLAVICLE REPAIR AND METHODS FOR THEIR USE - The present invention relates to a series of orthopedic plates for use in repair of a bone. The plate has a Y-shaped profile or an X-shaped profile which includes an elongate central trunk with a complex contour and either one or two terminal pairs of arms that have a first arm and a second arm that form differing angles and lengths relative to the trunk portion of the plate. The arms include locking screw holes where the screws converge toward each other to provide for multiplanar fixation but which do not impinge. | 10-16-2014 |