| BIOMET MANUFACTURING, LLC Patent applications |
| Patent application number | Title | Published |
|---|
| 20160038131 | INSTRUMENT DEPLOYED TISSUE PROTECTOR - A surgical device includes a guiding instrument; a protector comprised of a protective material held in a non-protecting state by the guiding instrument and having a protection state; and an actuator connected to the protector that is configured to advance the protector along the guiding instrument such that the protector is allowed to assume the protection state. | 02-11-2016 |
| 20160030028 | ADJUSTABLE ORTHOPAEDIC JOINT DISTRACTOR - An orthopaedic joint distractor includes a stem post defining a pivoting axis, an actuator configured to cause translational movement of the stem post, a locking sleeve holding the actuator and the stem post, a distractor arc held by the locking sleeve orthogonally to the pivoting axis and having a surface, and a first locking member held by the locking sleeve that can be advanced away from and toward the surface. The first locking member prevents rotation of the distractor arc about the pivoting axis when it has advanced a sufficient distance toward the surface. | 02-04-2016 |
| 20150366601 | IMPACT LOAD-LIMITING SURGICAL IMPACTOR - The present invention provides a surgical impactor that includes an impact head, an impacting portion connected to the impact head and a load-transmitting stem connecting the impacting portion to the impact head. The impact head has an impact surface that can be struck by a tool such as a mallet. The load-transmitting stem includes at least one load-limiting resistor. The load-limiting resistor is configured to lock to the impact head and unlock from the impact head when an overload force is applied to the impact surface of the impact head. | 12-24-2015 |
| 20150354751 | CLAMP RING SHAPE - A clamp ring includes a generally arced portion. The generally arced portion has a top half and a bottom half each having a guide channel formed therein, the top half and the bottom half each have an exterior portion and an interior portion defining boundaries of the guide channels. The interior portions together have a partially circular cross section with a number of interior reliefs formed therein and the exterior portions together have a partially circular cross section with a number of exterior reliefs formed therein that is greater than zero and equal to or greater than the number of interior reliefs formed in the interior portions. | 12-10-2015 |
| 20150351821 | ORTHOPAEDIC AIMING DEVICE FOR COMPOUND SCREW TRAJECTORIES - An orthopaedic aiming device system is provided that includes a targeting device. The targeting device has a curved portion with an end and at least one guide opening formed therethrough. The curved portion also defines an arced axis. Connected to the end of the curved portion is a mounting portion that has at least one mounting opening formed therethrough. The mounting opening defines a mounting axis that is approximately orthogonal to at least one point on the arced axis of the curved portion. The orthopaedic aiming device system can also include mounting pins, a positioning device, and an orthopaedic implant. The mounting pins can include distancing features that interact with distance locking features of the mounting opening(s) to properly distance the targeting device from the orthopaedic implant. Also included is a method to target implant openings that have compound angled screw trajectories using an orthopaedic aiming device system. | 12-10-2015 |
| 20150351779 | ORTHOPAEDIC TOOL CLUSTER CLAMP AND ORTHOPAEDIC TOOLS - An orthopaedic tool cluster clamp includes a pair of jaws held together and defining a distance therebetween, the jaws being movable relative to one another to adjust the distance; a connector holding the jaws together, with actuation of the connector adjusting the distance between the jaws; a cam base including a ramped portion statically associated with one of the jaws; and a cam lever pivotally connected to the connector about an axis of rotation and held against the cam base. The cam lever defines a profile such that rotating the cam lever along the ramped portion and pivoting the cam lever about the axis of rotation both cause actuation of the connector. | 12-10-2015 |
| 20150343684 | METHODS AND DEVICES FOR APPLYING BONE CEMENT TO ORTHOPEDIC PROSTHESES TO ENHANCE BOND STRENGTH - An apparatus for forming a flowable material against a prosthetic implant can comprise a mold body having an outer surface and an inner surface. The inner surface can define a mold cavity that is selectively configured to at least partially accept the prosthetic implant in a forming position. An inlet port can be configured on the mold cavity that extends between the inner and outer surfaces. The mold cavity can substantially conform to a profile of a bone opposing surface of the prosthetic implant such that a void is created between the inner surface of the mold body and the bone opposing surface of the prosthetic implant. The inlet port can be configured to permit introduction of the flowable material into the void and against the bone opposing surface of the prosthetic implant. | 12-03-2015 |
| 20150342620 | Patient-Specific Glenoid Depth Control - A system for reaming a bone including a guiding wire configured to be attached to the bone; a tubular depth guide configured to cover at least a portion of the guiding wire, the tubular depth guide including a first end configured to abut the bone, and a second end opposite the first end; a reaming device including an elongate recess therein that extends between a reaming tool of the reaming device and an interior of a handle of the reaming device, wherein the elongate recess is configured to receive each of the guiding wire and depth guide therein, the elongate recess includes a reduced diameter section that defines a shoulder, and the shoulder is designed to abut the second end of the tubular depth guide to control a depth to which the bone is reamed. | 12-03-2015 |
| 20150320430 | Humeral Cut Guide - A humeral cut guide system for resectioning or resurfacing a humeral head. The humeral cut guide system includes a primary cut guide member configured to be removably coupled to the humeral head. The primary cut guide member includes a patient-specific bone-engaging surface, a primary elongate slot that defines a primary cutting plane, and a pair of cylindrical apertures configured to receive a pair of guide pins. A secondary cut guide member includes a pair of through-holes configured to mate with the pair of guide pins, and the secondary cut guide member includes a secondary elongate slot that defines a secondary cutting plane. | 11-12-2015 |
| 20150315544 | BLOOD SEPARATION FILTER - A filter for separating blood components includes a first pleated wall having a collection end and a second pleated wall. The second pleated wall converges with the first pleated wall at the collection end. The first pleated wall and second pleated wall are both composed of a material that is porous and configured as a barrier to red blood cells. | 11-05-2015 |
| 20150305897 | Modular Transdermal Compress Device - A modular transdermal assembly configured to couple an external prosthetic device to a bone stump. The assembly includes a modular transdermal portion and a bone fixator. The modular transdermal portion includes an interface portion configured to couple with the external prosthetic device. The bone fixator is configured to be secured to the bone stump and couple with the modular transdermal portion to retain the modular transdermal portion relative to the bone stump. | 10-29-2015 |
| 20150305874 | CONVERTIBLE PRE-PARTIAL KNEE REPLACEMENT - A unicondylar resurfacing femoral component including a metallic base member and a polymeric articulation member. The metallic base member includes a main body and a retention member extending from the main body configured to be secured within a condyle of a femur. The polymeric articulation member is coupled to the main body of the metallic base member and includes an articulation surface configured to articulate directly against a planar surface of a metallic tibial component | 10-29-2015 |
| 20150305752 | HTO Guide With Optional Guided ACL/PCL Tunnels - A patient-specific osteotomy guide according to the present disclosure includes a three-dimensional bone-engaging inner surface configured to closely mate and conform to a corresponding portion of a specific patient's tibia. A resection slot at a patient-specific position and orientation to guide a cutting tool to perform an osteotomy according to a preoperative plan for the patient. An axial guide at a patient-specific position and orientation to guide a tool to perform an ACL/PCL reconstructive procedure according to a preoperative plan for the patient. | 10-29-2015 |
| 20150297361 | ORTHOPAEDIC INSTRUMENT FOR SECURING A BONE - An orthopaedic instrument for securing a bone includes a base plate, a cutting block removably coupled with an end of said base plate, and a V-shaped vice member slidingly coupled with the base plate and movable toward and away from the cutting block. The cutting block has a plurality of cutting slots, each of which has a predefined configuration. Further, the vice member is configured for centering the bone and applying a force against the bone toward the cutting block. | 10-22-2015 |
| 20150297271 | MEDICAL IMPLANT SYSTEM FOR SECURING BONE FRAGMENTS - A medical implant system includes a bone plate including a groove, a dynamic connector positioned within said groove of said bone plate, and an elongate flexible member. The dynamic connector includes a tip end having a through-hole, a tension spring having an end coupled to the tip end, and a head coupled to an opposing end of the tension spring. The elongate flexible member extends through the through-hole of said tip end and is secured to the head. | 10-22-2015 |
| 20150272741 | PRESS-FIT GLENOID WITH PERIPHERAL COMPRESSION PEGS - A glenoid implant is provided and may include a body and a fixation member. The body may include an articular surface and a scapula-engaging surface opposite from the articular surface. The fixation member may extend from the scapula-engaging surface for fixing the glenoid implant to a scapula. The fixation member may include an annular fin having a peripheral surface that defines at least one dimple. | 10-01-2015 |
| 20150230926 | METHOD AND DEVICE FOR REDUCING IMPLANT CONTAMINATION FROM HANDLING - An orthopedic implant has a removable handling cover coupled thereto which includes a thin-walled layer extending over a grasping portion of the outer surface. An outer container can sealingly house the orthopedic implant within a sterile environment and support the orthopedic implant in an orientation that presents the handling cover for grasping. A surgeon can manually grasp, handle and manipulate the implant into an implantation position, and remove the handling cover from the implant during implant surgery, and without the need to directly contact any surface of the orthopedic implant itself. Related methods of providing such an implant assembly and of reducing infection from contamination during implantation surgery are also disclosed. | 08-20-2015 |
| 20150223824 | JIG WITH TARGETING FEATURE - The present invention relates to a surgical jig incorporating a targeting feature. The surgical jig includes a jig body with a first end, a second end, an anchoring opening, and a neck portion at the first end of the jig body. The neck portion allows the surgical jig to releasably attach to an anchor such as a bone plate. A guiding body with at least one guide opening formed within is attached to the jig body at the jig body's second end. A targeting feature is fixedly associated with the guide opening of the guiding body and can include a first region and a second region with the first region having a different imaging property than the second region. | 08-13-2015 |
| 20150216669 | SPECTRUM KNEE - A knee replacement system including a first tibial baseplate, a second tibial baseplate, and an intercondylar bridge member. Each one of the first and second tibial baseplates includes a bone engaging surface and a bearing engaging surface opposite to the bone engaging surface. Each one of the first and second tibial baseplates also includes a first baseplate coupling portion and a second baseplate coupling portion. The first baseplate coupling portion is configured to couple with the intercondylar bridge member for coupling the second tibial baseplate to the first tibial baseplate. The second baseplate coupling portion is configured to couple an insert to the first and second tibial baseplates. | 08-06-2015 |
| 20150216668 | Stiffening Structure in a Prosthetic Member - A prosthetic member is formed to include a selected thickness to allow for bone retention. The prosthetic member can include a formed support member that can include a rigidifying structure. The rigidifying structure can be formed substantially simultaneously with a formation of at least one portion of the prosthetic member. | 08-06-2015 |
| 20150216611 | ORTHOPAEDIC IMPLANT TEMPLATE AND METHOD OF MAKING - A template for orthopaedic bone implants formed from bio-compatible steel using photo chemical machining and etching. The template is processed on both faces to form right and left guides for implant fasteners and length indicators. Indicia are etched on opposite faces so that it does not overlie one another and presents sufficient contrast to be observed in an x-ray. The manufacturing cost is sufficiently low that the template may be provided in a single use form. | 08-06-2015 |
| 20150190231 | Deformable Prosthesis - A deformable prosthetic member, including an acetabular shell, can be formed of appropriate materials to engage a liner. The deformable member can include one or more feature to deform and engage a second member, such as a liner, in a selected position. A plurality of deformable features allows for a plurality of possible positions for the second member. | 07-09-2015 |
| 20150150688 | Patient-Specific Glenoid Implant - The present disclosure describes a glenoid implant including a body and a fixation member. The body has an articular surface and a scapula-engaging surface opposite from the articular surface. At least a portion of the scapula-engaging surface is configured to mirror and conform to a surface of a scapula of a specific patient based on a three-dimensional (3D) model of the scapula. The fixation member extends from the scapula-engaging surface for fixing the glenoid implant to the scapula. | 06-04-2015 |
| 20150133944 | ORTHOPAEDIC BONE DEPTH GAUGE AND METHOD - A bone depth gauge having a distal handle to which a tip is releasably connected. The tip is formed by photochemical machining to produce a tip and hook on the distal end with an approximate hexagonal cross section. The manufacturing costs of the tip are low enough to provide it in a one use package. A tubular element is releasably telescoped over the tip and handle to enable determination of the depth of a hole formed in a bone. | 05-14-2015 |
| 20150127112 | Deforming Implant-Bone Interface - A prosthesis can have a wall portion that deforms to conform to a surface. The deformation of the wall can be plastic (i.e. permanent) or elastic (i.e. able to return to the pre-deformed configuration). The surface can be an anatomical surface. | 05-07-2015 |
| 20150119893 | Method And Apparatus For Preparing An Implantation Site - A bone preparation system, such as a broach, includes at least a first member and a second member. The first member and the second member may be connected. Both the first member and the second member, when attached to the first member, are configured to directly contact and broach an anatomy. | 04-30-2015 |
| 20150088141 | POSITIONING MULTIPLE IMPLANTS WITH RESPECT TO SINGLE COORDINATE SYSTEM - A method for preparing a femur and a tibia to receive implants. The method includes mapping location of a femoral guide to a coordinate system using a femoral position sensor mounted to at least one of the femoral guide or another femoral surgical device during preparation of the femur to receive a femoral implant. The method further includes mapping location of a tibial guide to the coordinate system using a tibial position sensor mounted to at least one of the tibial guide or another tibial surgical device during preparation of the tibia to receive a tibial implant. | 03-26-2015 |
| 20150073489 | IMPLANT FIXATION ASSEMBLY - An implant fixation assembly for securing an implant to a bone includes a first member, a stem, a biasing member and a tensioner. The first member includes a bone-engagement surface. The stem extends from the first member for insertion into a bore formed in the bone. The biasing member biases a distal portion of the stem toward the bone-engagement surface. The tensioner pre-tensions the biasing member. | 03-12-2015 |
| 20150051602 | X-RAY BASED CUTBLOCK POSITIONING JIG - A cut block positioning jig including a first alignment member, a second alignment member, and both first and second guide members. The first alignment member is movable towards and away from a patient's bone to which the positioning jig is mounted to arrange the jig at a predetermined position relative to the bone based on x-rays of the patient. The second alignment member is movable towards and away from the bone to arrange the jig at the predetermined position relative to the bone. The first and second guide members are configured to direct cut block support members to the bone to couple a cut block to the bone to provide the bone with patient-specific cuts. | 02-19-2015 |
| 20150048537 | Method For Making Ultra High Molecular Weight Polyethylene - Heat treating UHMWPE by applying pressure with radial constraint at suitable times during a heating protocol reduces or eliminates cavitation, which is otherwise observed to occur when the UHMWPE is heated to a temperature above 300° C. Heat treated UHMWPE can undergo subsequent processing involving crosslinking, deformation, doping with antioxidant, and homogenizing or annealing. Heating during these steps can be carried out even above the onset melt temperature of the UHMWPE without loss of physical properties. | 02-19-2015 |
| 20150012016 | SUTURE PASSER - A suture passer for passing a suture through tissue during surgery includes a tissue grasper, a piercing member and a suture retriever. The tissue grasper has a first jaw with a first opening and a second jaw with a second opening. The first jaw and/or the second jaw is/are movable between an open position and a clamped position. The first opening and the second opening align relative to each other when in the clamped position. The first jaw has a suture positioner for positioning a suture across the first opening. The piercing member forms an opening in the tissue. The suture retriever includes a distal end and a hook positioned proximally of the distal end. The suture retriever passes at least partially through the first opening and the second opening and the hook is used to retrieve the suture held across the first opening. | 01-08-2015 |
| 20140324175 | ELBOW PROSTHESIS - A joint prosthesis is provided and may include first and second stem structures and first and second bearing members. The first stem structure may include a generally U-shaped portion having first and second legs. The second stem structure may include first and second bearing surfaces. The first bearing member may be removably coupled to the first leg and may include a first laterally facing bearing surface rotatably contacting the first bearing surface. The second bearing member may be removably coupled to the second leg and may include a second laterally facing bearing surface rotatably contacting the second bearing surface. The first laterally facing bearing surface may be disposed between the first leg and a first lateral side of the second stem. The second laterally facing bearing surface may be disposed between the second leg and a second lateral side of the second stem. The second lateral side may oppose the first lateral side. | 10-30-2014 |
| 20140296986 | Prosthetic Having A Modular Soft Tissue Fixation Mechanism - A method and apparatus for coupling soft tissue to a prosthetic is disclosed. Soft tissue attachment pads having porous metal attachment regions and suture accepting holes are selectively positioned onto an implantable prosthetic to provide coupling locations. | 10-02-2014 |
| 20140288663 | CONTINUOUS PHASE COMPOSITE FOR MUSCULOSKELETAL REPAIR - A composite material for positioning in the anatomy to form a selected function therein. The composite may be resorbable over a selected period of time. The composite may allow for selected bone ingrowth as absorption of the composite occurs. | 09-25-2014 |
| 20140277659 | Systems and Methods for Remote Manufacturing of Medical Devices - A system and method for remote manufacturing of medical devices are provided. The system can be installed at a facility (e.g., at a hospital or other medical facility), and includes a remote manufacturing unit (RMU) that allows for customized, rapid fabrication of medical devices at the medical facility using suitable manufacturing techniques such as three-dimensional (3D) printing, additive manufacturing, subtractive manufacturing, etc. The RMU can communicate with a computer system which presents a healthcare professional with a digital catalog of medical products, and allows the healthcare professional to select and customize a desired device to be manufactured at the facility. | 09-18-2014 |
| 20140277556 | Method And Apparatus For Protecting Modular Implant Connection - Apparatus and methods of protecting modular implant connection portions are provided. A guard includes an outer sidewall and an inner sidewall defining a cavity that covers a modular implant connection portion. The modular implant connection covered with the guard can facilitate test-fitting of other modular implant components and allows reaming of the tissue around the guard. | 09-18-2014 |
| 20140277543 | SPRING-LOADED ADJUSTABLE JOINT SPACER/BEARING TRIAL SYSTEM - A joint spacer for an orthopedic procedure including a first plate, a second plate, a coupling device, and a spacer insert receiving portion. The first plate includes a first bone facing surface and a first inner surface. The second plate includes a second bone facing surface and a second inner surface facing the first inner surface. The coupling device couples the first plate and the second plate together. The spacer insert receiving portion of at least one of the first inner surface or the second inner surface is configured to receive at least one spacer insert between the first plate and the second plate to space the first plate and the second plate apart a distance corresponding to an optimal interval between bones of a joint. | 09-18-2014 |
| 20140276866 | Method And Apparatus For Determining A Location - A template operable to reestablish the center of rotation of a native femoral head at the head of an implanted prosthesis. The template includes a first member with a marking passage and optional cutting guide and a second member with a target. The first member of the template can be placed on a femur and the second member can be moved in the proximal-distal, medial-lateral and anterior-posterior directions to fix the center of the target at the center of rotation of a femoral head. The head of a prosthesis can be manipulated to come in contact with the target to reestablish the center of rotation of the native femoral head. | 09-18-2014 |
| 20140276856 | Multi-Point Fit For Patient Specific Guide - A bone preparation system including a guide body and a plurality of bone locators. The guide body is configured to mate with a patient-specific module having a patient-specific module surface customized based on image data of a specific patient to correspond to the patient's specific bone geometry. The plurality of bone locators are coupled to the guide body and positioned by the patient-specific module surface to define a patient-specific bone engaging surface of the guide corresponding to the patient's specific bone geometry. | 09-18-2014 |
| 20140276854 | Tangential Fit of Patient-Specific Guides - A bone preparation guide including a first patient-specific portion based on image data of a specific patient's bone and configured to match the patient's specific bone surface. A second patient-specific portion is based on image data of the specific patient's bone and configured to match the patient's specific bone surface. A patient-generic portion is configured to be a bone-facing portion supported by the first and the second patient-specific bone contacting members at a portion of the patient's bone surface not imaged during preparation of a preoperative plan. | 09-18-2014 |
| 20140276596 | CANNULATED SYRINGE - A set of instruments configured to deliver a therapy to a bone can include a cannulated syringe. The cannulated syringe can extend along a longitudinal axis between a proximal and a distal end. The cannulated syringe can have an inner tube and an outer tube that are interconnected at the distal end as a single fixed unit. A first cannulation can be formed along the longitudinal axis of the cannulated syringe within the inner tube and a second cannulation can be formed within an annular space between the inner and outer tubes. The outer tube can define an opening through a sidewall thereof. The cannulated syringe can be closed from fluid communication between the inner and outer tubes. | 09-18-2014 |
| 20140257499 | Modular Glenoid Base plate With Augments - An implant assembly comprising a bone augment and an articulating member. The bone augment includes a bone-engaging surface and a coupling surface. The articulating member is configured to couple with the bone augment. | 09-11-2014 |
| 20140249638 | Modular Glenoid Prosthesis - The present teachings provide a modular glenoid prosthesis for replacing a portion of the anatomy. The prosthesis can comprise a platform having a coupling portion, a base and a central bore that extends from the coupling portion through the base. The central bore can define a tapered region, and the coupling portion can include a plurality of bores. The prosthesis can include a glenoid component having a plurality of pegs. Each of the plurality of pegs can be coupled to a respective one of the plurality of bores. The prosthesis can include a glenosphere including a tapered stem couplable to the tapered region. The glenoid component and the glenosphere are selectively couplable to the platform for replacing the portion of the anatomy. | 09-04-2014 |
| 20140243833 | Patient-Specific Numerically Controlled Instrument - A method for preparing a bone of a joint of a patient includes mounting a patient-specific reference guide on a bone of a joint of a patient. A connecting portion of the reference guide is coupled to a miniaturized numerically controlled instrument having a housing including a controller, a processor and a tool driver. The patient-specific reference guide has a three-dimensional inner surface preoperatively configured to mirror and mate with a corresponding surface of a bone of a joint of a patient in only one position. The patient-specific reference guide is configured to automatically register the numerically controlled instrument to the patient's bone portion intraoperatively. The cutting tool is guided by the controlled with signals from the processor along a patient-specific tool path determined during the preoperative plan for preparing a portion of the bone. | 08-28-2014 |
| 20140236309 | Variable Prosthesis - The present teachings are directed to a shoulder prosthesis having an adjustable radial offset and/or angular inclination provided by relative rotation of an adapter interdisposed between a stem and a head. In one example, a prosthesis has a stem having a first longitudinal axis. The prosthesis can also include an adaptor including a first taper. The first taper can have a first taper axis. The prosthesis can include a head supported by the adaptor. The head can be selectively oriented and then coupled to the first taper and the combination can be selectively orientated and the coupled to the stem. | 08-21-2014 |
| 20140207139 | Robotic Guided Femoral Head Reshaping - A method of performing hip surgery with a robotic guided system on a patient with femoral acetabular impingement can include touching at least one of proximal femur and acetabulum of the hip joint of the patient at a plurality of locations with a stylus coupled to a robotic arm associated with the robotic guided system and acquiring a plurality of corresponding data. A three-dimensional model of at least one of the patient's proximal femur and acetabulum is created based on the data acquired. A location and amount of bone to be removed is determined. Dynamic movement limits of a cutting tool associated with the robotic guided system is set based on the determination. The determined bone of at least one of the proximal femur and acetabulum is removed with the tool while being inhibited from moving the tool outside of the dynamic limit by the robotic guided system. | 07-24-2014 |
| 20140200619 | Guide Assembly For Lateral Implants And Associated Methods - A method for use in guiding a lateral fastener into a lateral bore of a femoral body implant. The method can use an outrigger having an arm portion, a leg portion that extends from the arm portion, and an alignment tube that extends from the leg portion. The method can further use a support pad and an adjustable shaft member that couples to the support pad and the leg portion. A shaft member can be adjustably maintained in a position relative to the leg portion by a quick-release system. | 07-17-2014 |
| 20140188235 | PROSTHETIC SYSTEM - An instrument for engaging a bearing configured to facilitate articulation of a femoral component and a tibial component. The instrument includes a first bearing engaging portion configured to engage a first end of the bearing, and a second bearing engaging portion configured to engage a second end of the bearing that is opposite to the first end. A coupling member of the instrument interconnects the first and the second bearing engaging portions. The coupling member is operable to move the second bearing engaging portion relative to the first bearing engaging portion to secure the bearing therebetween. | 07-03-2014 |
| 20140188119 | Patient-Specific Convertible Guides - A method of intraoperatively selecting between a partial knee arthroplasty and total knee arthroplasty includes mounting a patient-specific three-dimensional surface of a convertible patient-specific guide in a unique position mating to a corresponding surface of a distal femoral bone. The convertible patient-specific guide includes an anterior portion and a distal portion a patellofemoral guide. One of a total knee arthroplasty and a partial knee arthroplasty is selected intraoperatively. If total knee arthroplasty is selected, first and second covers are removed from corresponding first and second distal guiding bore. First and second distal pins through the first and second distal guiding bores are registered on the bone. If partial knee arthroplasty is selected, the anterior portion is severed and removed along a frangible groove and the distal portion is used as a patellofemoral guide. | 07-03-2014 |
| 20140185405 | BONE CEMENT MIXING CARTRIDGE AND METHOD OF USE - A container for bone cement includes a first member defining a chamber, which contains a first ingredient. The chamber also includes a second member movably coupled to the first member. The second member includes a mixing device that is movably disposed within the first chamber, and the second member defines a second chamber containing a second ingredient. The container additional includes an opening device that selectively opens the second chamber and allows the second ingredient to enter from the second chamber into the first chamber. The mixing device is movable within the first chamber to promote mixing of the first ingredient and the second ingredient to prepare the bone cement. A corresponding method of preparing bone cement is also disclosed. | 07-03-2014 |
| 20140180425 | Shoulder Prosthetic - A shoulder implant assembly including a humeral stem, a head, a cup, and a taper adaptor. The humeral stem is configured to be inserted into a humerus bone. The head includes a metal substrate having a coupling taper and a polymeric cover mounted to the metal substrate having a convex outer surface and a generally planar base. The cup has a concave surface configured to articulate with the polymeric cover of the head. The taper adaptor is configured to mate with the coupling taper of the head. The taper adaptor is configured to connect the head to the stem when the cup is connected to a glenoid. The taper adaptor is configured to connect the head to the glenoid when the cup is connected to the humeral stem. | 06-26-2014 |
| 20140171954 | METHOD AND APPARATUS FOR PERFORMING KNEE ARTHROPLASTY - A method for preparing a femur and a tibia for receipt of a partial knee prosthesis. The method includes the following: positioning a femoral engagement member of a femoral drill guide proximate to the femur; positioning a tibial engagement member of the femoral drill guide proximate to the tibia; moving an adjuster associated with the femoral drill guide to translate at least one of the femoral engagement member or the tibial engagement member against the femur or tibia respectively to widen a joint space defined between the femur and the tibia; drilling holes in the femur using the femoral drill guide as a reference; coupling a tibial cut guide to the femoral drill guide; making a first cut in the tibia by referencing the femoral drill guide; and making a second cut in the tibia by referencing the tibial cut guide. | 06-19-2014 |
| 20140156019 | PROSTHESIS AND IMPLEMENTATION SYSTEM - A method of positioning a femoral prosthesis relative to a femur. The method includes forming a first curved surface on a first condyle of the femur, and securing the femoral prosthesis to the femur such that a first curved bone-engaging surface of the femoral prosthesis mates with the first curved surface formed on the femur. | 06-05-2014 |
| 20140156012 | APPARATUS FOR TRIALING A MODULAR HUMERAL HEAD - The present disclosure is directed to a modular shoulder prosthesis measuring device having an adjustable radial offset provided by relative rotation of an adapter interdisposed between the stem and the head. Specifically, the interface configuration between the stem and the adapter, as well as between the adapter and the head are designed such that relative positioning of these components provides a continuous adjustment in the radial offset. Indicia are provided to precisely determine the magnitude and direction of the adjustment being made. | 06-05-2014 |
| 20140148911 | ANTIOXIDANT DOPING OF CROSSLINKED POLYMERS TO FORM NON-ELUTING BEARING COMPONENTS - Methods provide a non-eluting antioxidant doped UHMWPE in the form of an implant bearing component. The process includes the steps of: (a) providing a preform; (b) irradiating the preform with γ-irradiation to crosslink the UHMWPE; (c) doping the crosslinked preform by exposing it to an antioxidant composition at a temperature below the melting point of the UHMWPE; (d) removing the doped material from contact with the antioxidant composition; and then (e) annealing by heating the doped material at a temperature above 30° C. and below the melting point of the UHMWPE; followed by (f) making an implant bearing component from the doped material, wherein at least 1 mm but no more than about 15 mm of material are removed to make the component. | 05-29-2014 |
| 20140148810 | Method And Apparatus For Harvesting Cartilage For Treatment Of A Cartilage Defect - A method for treating a cartilage defect can include identifying an area of excessive boney growth on at least one of a femoral head and a femoral neck of a patient where the excessive boney growth area is covered with articular cartilage. A portion of the articular cartilage can be harvested from the identified area of excessive boney growth and an area of cartilage damage in an acetabulum of the patient can be identified. The harvested portion of the articular cartilage can be implanted into the identified area of cartilage damage in the acetabulum. | 05-29-2014 |
| 20140114429 | Acetabular Screw Hole Plugs - An acetabular shell assembly according to the principles of the present disclosure includes a substrate and a screw hole plug. The substrate can have an inner surface, an outer surface, and a screw hole extending through the inner and outer surfaces and configured to receive a screw to fix the substrate to bone within an acetabulum. The screw hole plug can be configured to be selectively retained relative to the substrate. | 04-24-2014 |
| 20140114427 | REVISION KNEE TIBIAL LOCKING MECHANISM - A tibial prosthesis assembly including a tibial component and a tibial insert. The tibial component includes an inferior bone engaging surface, a superior surface, and a first retention feature. The tibial insert includes an inferior tibial component engaging surface, a superior bearing surface, and a second retaining feature. The first and the second retaining features cooperate to mate the tibial insert with the tibial component at one of a plurality of fixed rotational orientations relative to the tibial component. | 04-24-2014 |
| 20140114318 | KNEE JOINT PROSTHESIS SYSTEM AND METHOD FOR IMPLANTATION - A method for preparing a first bone for receiving a prosthesis. The method includes coupling a revision alignment member to a template; positioning an offset alignment bushing relative to the revision alignment member; positioning the offset alignment bushing at the first bone such that an intramedullary member seated in the first bone extends through a passage defined by the offset alignment bushing; replacing the offset alignment bushing with a first bone cutting bushing; cutting the first bone using the first bone cutting bushing as a guide; replacing the first bone cutting bushing with an offset second bone cutting bushing; providing the second bone cutting bushing with a rotational orientation corresponding to a rotational orientation of the offset alignment bushing; and cutting the first bone using the offset second bone cutting bushing as a guide to prepare the bone to receive an offset prosthesis adapter. | 04-24-2014 |
| 20140107651 | Patient-Specific Acetabular Guides And Associated Instruments - A surgical kit for preparing a joint surface to receive an implant includes a patient-specific guide for a joint surface. The patient-specific guide has a patient-specific surface complementary to a surface of the joint for nesting engagement, and a guiding element oriented along a patient-specific alignment axis. The alignment axis is determined during a preoperative plan of the specific patient for implant alignment. The kit includes a guiding tool couplable to the guiding element of the patient-specific guide and a three-dimensional orientation device removably couplable the guiding tool for intra-operative calibration, such that, after calibration, the orientation device can be removably coupled to a shaft of a surgical instrument to align the shaft along the alignment axis. | 04-17-2014 |
| 20140100578 | Patient-Specific Guides - A device for an orthopedic knee procedure. The device includes a tibial drill guide having a body portion and first and second posts extending from the body portion, the first post shorter in length than the second post. The device includes a patient-specific tibial alignment guide including a body with an inner anatomy-engaging surface shaped to closely conform and mate with a corresponding tibial joint surface. The first and second guiding receptacles define first and second inner channels sized and shaped to receive the first and second posts of the tibial drill guide. The first receptacle being shorter in length than the second receptacle, such that when the alignment guide is mounted on the tibial joint surface and the drill guide is mounted on the alignment guide, the first receptacle and the first post define a clearance gap between the tibia and the device for a patellar tendon. | 04-10-2014 |
| 20140100576 | Modular Reaming System For Femoral Revision - A modular reaming system for reaming a plurality of pockets in an anatomical feature extends along a longitudinal axis. The system includes a first reamer in a first position on the longitudinal axis, and the first reamer reams a first pocket in the anatomical feature. The system further includes a second reamer that is removably coupled to the first reamer in a second position on the longitudinal axis. The second reamer reams a second pocket in the anatomical feature. The second reamer is keyed against rotation relative to the first reamer to ream the first and second pockets substantially simultaneously. | 04-10-2014 |
| 20140094816 | Patient-Specific Shoulder Guide - A method for inserting an acetabular implant into the acetabulum of a patient. The method includes engaging a patient-specific surface of acetabular alignment guide to a complementary rim surface and periacetabular area of a patient. A plurality of alignment pins are inserted through corresponding alignment apertures of the acetabular alignment guide and into the periacetabular area of the patient. The acetabular alignment guide is removed without removing the alignment pins from the patient. An alignment adapter is coupled to an acetabular inserter over the alignment pins and an acetabular implant is implanted using the acetabular inserter. | 04-03-2014 |
| 20140088724 | Patient-Specific Pelvic Implants For Acetabular Reconstruction - A pelvic implant includes a first surface including a recess configured for receiving a portion of a flange of an acetabular cage and a patient-specific second surface opposite to the first surface. The patient-specific second surface is preoperatively configured from a three-dimensional digital image of a pelvis of a patient to mate and closely conform to a corresponding surface of the pelvis under the flange in only one position. | 03-27-2014 |
| 20140081412 | PIVOTING TIBIAL TRAY - A tibial component for implantation at a resected tibia. The tibial component includes a medial tray, a lateral tray, and a connection member between the medial tray and the lateral tray. A first fastener extends from the medial tray to the connection member along a first pivot axle to pivotably couple the medial tray to the connection member. A second fastener is spaced apart from the first fastener and extends from the lateral tray to the connection member along a second pivot axle to pivotably couple the lateral tray to the connection member. The medial tray and the lateral tray are configured to pivot independently of one another with respect to the connection member. | 03-20-2014 |
| 20140081407 | SPRING BASE GLENOSPHERE - A method for implanting a reverse modular humeral implant into a humerus that includes a natural humeral shaft and a natural humeral head. The implant includes a humeral stem implantable into the natural humeral shaft, and an adapter couplable to the humeral stem, the adapter including an anchoring projection configured to be coupled to a convex bearing. | 03-20-2014 |
| 20140081343 | FASTENING SYSTEM FOR INTERNAL FIXATION - A bone fracture fixation system comprises a bone plate configured to bear against a proximal surface of the bone and a plurality of elongated tension elements, each sized to pass through an opening in the bone plate and through the bone from the proximal surface to a distal surface thereof. Each tension element is anchored to the bone and maintained in tension by a distal anchor attached to said tension element and configured to engage the distal surface of the bone and a proximal anchor engageable between the bone plate and the tension element. In one method for fixation of a bone fracture, the bone plate is positioned on a proximal surface of the bone while the tension element is introduced into the bone and through an opening in the bone plate from an opposite distal surface of the bone. | 03-20-2014 |
| 20140081275 | Patient-Specific Orthopedic Instruments - A method of preparing a distal femur for a knee joint implant includes mounting a patient-specific bone engagement surface of a femoral alignment guide on a complementary surface of a distal femur of a patient. A plurality of alignment pins is inserted through a corresponding plurality of guiding bores of the femoral alignment guide into the distal femur. A cutting guide is mounted on first and second alignment pins of the plurality of alignment pins, and a first resection of the distal femur is made using the cutting guide while cutting through the femoral alignment guide. | 03-20-2014 |
| 20140081272 | Method And Apparatus For Implanting A Modular Femoral Hip - A method of implanting a prosthetic component is disclosed that includes attaching a guide rod to the prosthetic component, removably coupling the guide rod to a shaft extending from a handle, and positioning the prosthetic component in an anatomical feature. The method also includes impacting an impaction portion of the handle and uncoupling the guide rod from the shaft, leaving the guide rod attached to the prosthetic component. The method further includes positioning a reamer over the guide rod to create a reamed opening in the anatomical feature. | 03-20-2014 |
| 20140074251 | Implant Sleeve For Orthopedic Implants - A method for centering a stem of an implant at an implantation site. The method includes implanting at the implantation site the implant having a sleeve rigidly mounted to the stem of the implant, the stem extends through an interior area of the sleeve. The method further includes compressing the sleeve by applying force to the sleeve to expand a mesh portion of the sleeve outward from the stem and into engagement with sidewalls of the implantation site to thereby center the stem at the implantation site. | 03-13-2014 |
| 20140066934 | Bi-Cruciate Knee System - A tibial tray configured for use in a bi-cruciate retaining knee procedure can include a medial portion, a lateral portion, and an anterior connecting portion. The medial portion can have a medial superior bearing opposing surface, a medial inferior bone opposing surface, and a medial connecting surface. The lateral portion can have a lateral superior bearing opposing surface, a lateral inferior bone opposing surface, and a lateral connecting surface. The anterior connecting portion can connect the medial and lateral portions and cooperate with the medial and lateral portions to define a slot therebetween. The medial and lateral connecting surfaces can be formed on converging planes from respective inferior surfaces to superior surfaces of the tibial tray. | 03-06-2014 |
| 20140058525 | Acetabular Cup Fixation - An acetabular cup system includes an acetabular cup having a wall with an inner surface and an outer surface. The acetabular cup includes a fixation opening through the wall, the fixation opening including a first wall portion adjacent to the inner surface and a second wall portion adjacent to the outer surface. The acetabular cup system also includes a fixation fastener including a head and a shaft with a bone-anchoring portion. The fastener can be inserted though the fixation opening. The head includes a first head portion engageable with the first wall portion and a second head portion engageable with the second wall portion. | 02-27-2014 |
| 20140052270 | Patient-Specific Hip Joint Devices - An implant for a femoral head of a patient. The implant includes a shell implantable on the femoral head of the patient and correcting a defect of the femoral head. The shell is designed preoperatively to have a patient-specific first surface for articulation with the patient's acetabulum and a patient-specific periphery mateable with a periphery of the defect. The shell caps the defect and the first surface of the shell is continuous to a remaining healthy surface of the femoral head. The defect can be a bone defect, a cartilage defect or a combination thereof. | 02-20-2014 |
| 20140047695 | KNEE PROSTHESIS WITH ROTATABLE POST - A method of assembling a knee joint prosthesis for replacing a portion of a knee joint. The method includes rotatably coupling a post to an extension portion of an insert extending from a bearing member, and coupling a femoral component for articulation on the bearing member. | 02-20-2014 |
| 20140039638 | Method And Apparatus For Acetabular Reconstruction - A trial system for a prosthesis is described. The prosthesis can include an acetabular prosthesis generally for implantation in an acetabulum and the surrounding pelvis. The acetabular prosthesis includes an acetabular cup having a substantially concave inner surface and a substantially convex outer surface. One trial shell or a collection of trial shells are provided to trial a range of motion of the hip joint before implanting a shell prosthesis into the acetabular prosthesis. | 02-06-2014 |
| 20140039507 | INSTRUMENTATION FOR KNEE RESECTION - A system for performing a resection of a selected portion of an anatomy with a resection instrument. The system includes a first member, a first movement defining portion defined by the first member, a second member, and a second movement defining portion of the second member. The first member is fixable to the selected portion of the anatomy. The second member is configured to cooperate with the first member. The first movement defining portion and the second movement defining portion are operable to allow the second member to be moveable relative to the first member from a first position to a second position. The resection instrument is positionable relative to the second member in the first position and in the second position to form a selected resection of the selected portion of the anatomy. | 02-06-2014 |
| 20140031946 | SHOULDER PROSTHESIS - A prosthesis is provided and may include a central body having a longitudinal axis and an opening that receives an installation tool. The prosthesis may additionally include a plurality of arms each including a solid body attached to the central body and a porous coating covering the solid body. The porous coating may provide each of the plurality of arms with an outer shape having a different shape than the solid body. | 01-30-2014 |
| 20140018948 | Pre-Operative Planning And Manufacturing Method For Orthopedic Procedure - A pre-operative planning and manufacturing method for orthopedic surgery includes obtaining pre-operative medical image data representing a joint portion of a patient. The method also includes constructing a three-dimensional digital model of the joint portion and manufacturing a patient-specific alignment guide for the joint portion from the three-dimensional digital model of the joint portion when the image data is sufficient to construct the three-dimensional digital model of the joint portion. The patient-specific alignment guide has a three-dimensional patient-specific surface pre-operatively configured to nest and closely conform to a corresponding surface of the joint portion of the patient in only one position relative to the joint portion. The method further includes determining, from the image data, a size of a non-custom implant to be implanted in the patient and assembling a surgical kit including the non-custom implant when there is insufficient image data to construct the patient-specific alignment guide therefrom. | 01-16-2014 |
| 20140018934 | Patient-Specific Tools And Implants - A method for preparing a femoral neck for receiving a neck implant includes resecting a femoral head from a femoral neck of a patient according to a pre-operative patient-specific plan. The method also includes removing only cancellous bone from the femoral neck and proximal femoral bone of the patient using a patient-specific broach. The patient-specific broach has a three-dimensional cutting surface matching as a negative mold a cortical/cancellous bone interface surface of the femoral neck of the patient. | 01-16-2014 |
| 20140012268 | Method And Apparatus For Preparing A Proximal Femur - A system for preparing a proximal femur can include a broach that includes a broach body having an anterior side, a posterior side, a lateral side and a medial side. The medial side can have a roughened cutting surface. The lateral side can have a smooth, non-cutting surface. The system can further comprise a cutting scribe assembly and a cutting guide assembly. | 01-09-2014 |
| 20140005730 | Proximal Humeral Head | 01-02-2014 |
| 20130345819 | Prosthetic Device With No Damper - A prosthetic joint assembly supports articulation of a joint. The joint assembly includes a first component configured to be fixed to an anatomical feature. The first component includes a first impact surface and a second component that engages the first component. The second component includes a second impact surface that impacts the first impact surface as the first component moves relative to the second component. Furthermore, at least one of the first impact surface and the second impact surface includes a dampening member that dampens energy resulting from impact of the first and second impact surfaces. | 12-26-2013 |
| 20130345707 | Orthopedic Plate Assembly for a Distal Radius Having Re-Contouring Features and Method for Using Same - An orthopedic plate assembly for supporting a bone can include a y-shaped first plate and a second plate separate from the first plate. The first plate can be attached to the bone and have a center line. The first plate can include an elongate body attachable to a first portion of the bone and extending along the center line and first and second arms transversely extending from an end of the body. The first and second arms can define an aperture in the first plate. The second plate can be attached to the bone. The second plate can have a first end and a second end opposite the first end configured to be disposed on and engaged with the first arm and the second arm, respectively. The second plate can be configured to span the aperture transverse to the center line when engaged with the first and second arms. | 12-26-2013 |
| 20130337724 | Transdermal Intraosseous Device - A transdermal intraosseous device includes a transdermal adapter for an external prosthetic device for a bone of a patient and a bone fixator including a distal portion coupled to the transdermal adapter and a proximal portion for anchoring into the bone. The transdermal adapter includes a dome-shaped portion for transcutaneous implantation and an external shaft extending from the dome-shaped portion. A dermal transition structure is configured to include a controlled roughness gradient from the external shaft to the dome-shaped portion and configured for use in infection control at a dermis layer of the patient. | 12-19-2013 |
| 20130333198 | MODULAR RADIAL HEAD PROSTHESIS - A method for assembling a prosthesis system for replacement of a head portion of a proximal radius is provided and may include coupling an articulation component to a head component via a first locking portion of the articulation component and a second locking portion of the head component. The method may additionally include inserting a connection portion of the articulation component into a bore of the head component, aligning a first locking channel of the articulation component with a second locking channel of the head component, and coupling a stem to the articulation component and the head component by inserting a third locking portion of the stem into the first locking channel and the second locking channel. | 12-19-2013 |
| 20130324931 | Drug Delivery And Diagnostic System For Orthopedic Implants - A drug delivery and diagnostic system can include an orthopedic implant having an outer attachment surface. A conduit can be coupled to the outer attachment surface. The conduit can have an inlet and a plurality of perforations formed along a length thereof. The conduit can be adapted to pass fluid between the inlet and the perforations. A subcutaneous port can be fluidly coupled to the inlet and be adapted to communicate fluid through the inlet, along the conduit and out of the perforations around and along the outer attachment surface of the orthopedic implant. | 12-05-2013 |
| 20130317621 | Knee Prosthesis Assembly With Ligament Link - A prosthetic knee joint assembly includes a femoral component and a bearing that supports articulation of the femoral component. The assembly further includes a tibial tray. Furthermore, the assembly includes a ligament link operably coupled to the tibial tray or the femoral component via a coupling component. The ligament link extending through the other of the tibial tray or the femoral component to couple to the respective one of the femur or tibia. The ligament link extends between first and second ends and includes an outer wall defining an interior longitudinal passage portion. First and second apertures extend through the wall. The first end extends through the first and second apertures and the longitudinal passage portion to define a first adjustable loop, and the second end extends through the first and second apertures and the longitudinal passage portion to define a second adjustable loop. | 11-28-2013 |
| 20130247516 | Bone Cement Mixing Cartridge And Method Of Use - A container for bone cement includes a first member defining a chamber, which contains a first ingredient. The chamber also includes a second member movably coupled to the first member. The second member includes a mixing device that is movably disposed within the first chamber, and the second member defines a second chamber containing a second ingredient. The container additional includes an opening device that selectively opens the second chamber and allows the second ingredient to enter from the second chamber into the first chamber. The mixing device is movable within the first chamber to promote mixing of the first ingredient and the second ingredient to prepare the bone cement. A corresponding method of preparing bone cement is also disclosed. | 09-26-2013 |
