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Document Title |
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7530982 |
Composite allograft formation instrument
A graft formation and delivery instrument comprising an outer barrel, a piston, and an inner pin. The outer barrel has a center aperture. The piston is seated within the center aperture, has a...
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7115163 |
Magnesium ammonium phosphate cement composition
This invention relates to a cement, which comprises in its main phase of microcrystalline magnesium ammonium phosphate and nanoapatite after hardening and thus at the same time has considerable...
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7044978 |
Positioner and method for a femoral hip implant
The present invention provides a positioner for controlling the position of a femoral hip implant within the intramedullary canal of a femur.
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7014661 |
Transcutaneous prosthesis
A transcutaneous prosthesis is disclosed comprising a first component ( 1 ) shaped for implantation into a bone ( 2 ), a second component ( 4 ) intended for location between the bone ( 2 ) and the...
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6926741 |
Centralizing cement plug with countersink
A prosthesis ( 10 ) including a stem ( 12 ) for implantation at least partially within the medullary canal ( 14 ) of a long bone ( 16 ). The prosthesis ( 10 ) further includes a rod ( 20 ) operably...
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6821300 |
Apparatus for positioning prosthetic component prior to cement injection
Apparatus and methods are disposed for maintaining the proper positioning of a prosthetic implant having proximal and distal ends within a prepared bone cavity during cement injection and curing....
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6752833 |
Plug for insertion into a bone canal
A plug for insertion into a bone canal is disclosed. The plug comprises an elongate central body of substantially constant cross section carrying at least four radially extending flanges of...
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6669733 |
Bone plug
A bone plug ( 61 ), for blocking of a canal in a bone, has a solid body which by axial compression expands in the radial direction. The height of the body is at most 6 times the average wall...
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6669734 |
Femur shaft prosthesis with a proximal centering apparatus
In the figures, proximal centering apparatuses ( 4 ) for collar-less femur shaft prosthesis ( 1 ) which can be cemented in and which can be pushed from the medial onto the shaft ( 3 ) in the...
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6632246 |
Cartilage repair plug
A cartilage plug, which is made from a biocompatible, artificial material, that is used to fill a void in natural cartilage that has been resected due to traumatic injury or chronic disease is...
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6592589 |
Device and method for plugging a bone channel with an expandable medullary plug
A plug for stopping the flow of bone cement in a bone channel, such as the intramedullary bone canal, or a previously prepared channel, includes an actuator and a number of flexible beams extending...
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6500209 |
Intramedullary centralizer having fins of varying length and associated method of implanting an orthopaedic component into a patient
A centralizer for an intramedullary stem of an orthopaedic component that is adapted to be implanted into a medullary canal of a bone includes an annular body having an interior surface and an...
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6491725 |
Keyhole button
A keyhole button used as a supplement of a keyhole portion formed on a cranium is constituted to have a brim portion having front and back surfaces, and a shaft portion integrally provided on the...
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6425923 |
Contourable polymer filled implant
An orthopaedic implant includes a flexible bag having at least a portion thereof which is expandable under pressure; and a polymer within the bag. The orthopaedic implant is implanted within a bone...
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6379391 |
Method and apparatus for positioning a prosthetic element relative to a bone to achieve a desired orientation
Apparatus and methods are disposed for maintaining the proper positioning of a prosthetic implant having proximal and distal ends within a prepared bone cavity during cement injection and curing....
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6342077 |
Cementable shaft prosthesis
The figures show a cementable shaft prosthesis ( 1 ) comprising a centering apparatus ( 2 ) of plastic which can be pushed on at its distal shaft end ( 3 ) and which forms a cavity ( 4 ) to the...
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6325830 |
Cement restrictor
A cement restrictor is provided for creating a fixed obstruction within a bone. An exemplary cement restrictor includes a member or body that is expandable or transitionable from a first diameter...
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6299448 |
Surgical implant system for restoration and repair of body function
The present invention relates generally to surgical implants intended for the augmentation, repair, and restoration of soft tissue (e.g. gingiva or cartilage), hard tissue (e.g. bone), and the...
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6254641 |
Cement pressurizer with flange
A pressurizer device (1) is provided with a body (6) in the form of a collar and a surrounding radially extending flexible flange (8). A prosthetic component to be disposed in a cemented bone...
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6251141 |
Bone canal plug, method of making, and method of using
A plug system for preventing material from extruding beyond a desired location in a bone tunnel includes a plug member that has an insertion axis extending from a first end and a plurality of...
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6245113 |
Centralizer
A centralizer (1) is provided with a hollow body (2) and a plurality of equally spaced arms (4). The arms (4) extend in the form of cup handles from the hollow body (2). Each arm (4) has a variable...
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6214053 |
Prosthesis with centralizer and centralizer for use therewith
A prosthesis provided with a device for guiding its stem in a bone cavity and in which it is to be attached by cement. The sleeve guiding device comprises a sleeve having an opening to receive the...
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6187046 |
Prosthetic bone material and process for the production of the same
A prosthetic bone material comprising a bonded and sintered product of granules of calcium phosphate compound having a particle size of at least 100 μm, each of the granules being bonded with...
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6132214 |
Medical implant
The invention relates to a medical implant, in particular a dental implant, intended for implantation in available cavities. Dental implants are implanted in extraction sockets. The implant is...
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6123730 |
Prosthesis construction
A prosthesis provided with a stem for fixation with cement in a bone socket, the proximal portion of the stem being provided with a number of shaped projections which are dimensioned to contact the...
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6117456 |
Methods and products related to the physical conversion of reactive amorphous calcium phosphate
The present invention provides a novel process for producing a calcium phosphate cement or filler which hardens in a temperature dependent fashion in association with an endothermic reaction. In...
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6008433 |
Osteotomy wedge device, kit and methods for realignment of a varus angulated knee
The invention provides an osteotomy device, and kit and methods for realigning varus angulated knees. The device involves a substantially wedge-shaped body having two intersecting principal...
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5997581 |
Hip stem cement spacer
A spacer includes a body having a first end, a second end, and an aperture open at the first end and at the second end. The spacer can be an element of a prosthetic joint component system that...
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5997580 |
Cement restrictor including shape memory material
A cement restrictor is provided for creating a fixed obstruction within a bone. An exemplary cement restrictor includes a member or body that is expandable or transitionable from a first diameter...
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5972034 |
Self-venting intramedullary cement restrictor
A self-venting cement restrictor or bone plug is provided for insertion into the medullary canal of a patient bone during orthopedic surgery. The cement restrictor includes a valve member which...
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5879403 |
Bistable cement restrictor
A bistable cement restrictor is provided for creating a fixed obstruction at any selected point within a long bone, particularly at points beyond the isthmus of the bone. An exemplary cement...
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5861043 |
Intramedullary bone plug
A bone plug is provided for insertion into the medullary canal of a patient bone during orthopedic surgery, wherein the bone plug restricts or prevents passage of bone cement introduced under...
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5755793 |
Centralizer for a prosthetic implant
A centralizer 10 for positioning against a prosthetic implant 1. The centralizer 10 includes a plurality of inner raised ribs 15 extending from the inner surface 13 of the centralizer 10. The inner...
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5658351 |
Intramedullary centralizer
A centralizer for the stem of a cementable prosthetic orthopedic implant that is implanted into the medullary canal of a bone has a hollow annular body with a tapered interior surface for receiving...
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5554192 |
Intramedullary implant stem and centralizer
An implant stem 10 and distal centralizer 20. Implant stem 10 has a plurality of longitudinal channels 14 formed around its periphery adjacent its distal end 12. Channels 14 converge radially...
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5425768 |
Reinforced spacer for stem-type prosthetic implants
A spacer for use in the centering of the far end portion of the stem of a prosthetic implant is molded of a synthetic polymeric material compatible with the cement employed to affix the prosthetic...
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5383932 |
Absorbable medullary plug
A bone plug for intramedullary insertion into the canal of a bone to restrict the bypass of cement during implant surgery is described. The bone plug is made of a bioabsorbable material and has a...
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5116357 |
Hernia plug and introducer apparatus
An apparatus for the repair of hernias comprising a plug positionable in an opening in the abdominal wall; a patch positionable over weakened portions of the abdominal part adjacent to the opening,...
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5092892 |
Intramedullary centralizer
A centralizer for the stem of a prosthetic orthopedic implant adapted for implantation into a medullary canal has a hollow annular body portion. The annular body portion has an interior for...
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5092891 |
Cement plug for the medullary canal of a bone and coacting tool for installing same
A cement plug for sealing the medullary canal of a bone to restrict the flow of cement, debris, etc. beyond a predetermined point in the canal. The cement plug, which is executed in a biocompatible...
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5078746 |
Femoral stem distal centralizer
A device for centralizing a prosthetic femoral stem within a prepared natural femur and plugging the femoral canal inculdes a first member having a shape generally similar to the shape of the...
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5061287 |
Proximal cement sealing plug for hip prosthesis
The present invention relates to method and apparatus for implanting and cementing the femoral stem component of a hip prosthesis. The process includes the steps of resecting the femoral neck,...
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4955325 |
Acetabular cup component cement spacer system
A cement spacer system for interoperatively converting an acetabular cup component of the type constructed for cementless affixation to a construction suitable for cemented affixation includes a...
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4950295 |
Bone prosthesis anchoring method using a resorbable marrow cavity closure
A resorbable marrow cavity closure comprises a plug formed of randomly packed, crimped pieces of thread of a resorbable polymer material.
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4919673 |
Prosthesis for a femoral head
The femoral head prosthesis has a straight fixing stem for implantation in a femur which is provided with a longitudinal bore which extends along the axis of the stem. The stem can be slid along a...
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4745914 |
Medullary cavity barrier
The medullary cavity barrier is made of a metal in a rosette manner with leaves which are permanently and elastically deformable. The barrier is porous to the extent of being permeable to blood,...
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4627434 |
Bone cement system and method
A bone cement system and related methods useful in flowing liquid bone cement into a prepared long bone medullary canal prior to implanting a prothesis stem in the canal.
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4610692 |
Implant for filling bone cavities and fixing bone fragments in a living body, method of producing the same, and bone implant system
A sintered tricalcium phosphate implant for filling bone cavities and for fixing bone fragments is provided, which comprises a discretely-shaped, porous body, at least one therapeutically-active...
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4344190 |
Plugs for the medullary canal of a bone
An implant 22, e.g. for locating a hip prosthesis, is placed in the medullary canal 18 of a bone 20 (e.g. the femur) and secured by pressurized cement 24. A push-fit plug 10 prevents cement...
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3866248 |
CEMENT RESTRICTOR FOR TOTAL HIP OPERATIONS
A cement restrictor device adapted for use in a hip replacement operation, which device comprises: a raised cap-like upper element defining a cavity therein, the upper element having a continuous...
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