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6913624 |
Orthopaedic implant with proximal collar
A cementless femoral hip stem component. The hip stem component includes an elongate stem, a proximal body, and a collar disposed on the proximal body and extending outward therefrom in a sideways...
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6913623 |
Two piecefused femoral hip stem
An orthopedic implant includes a metal core having a first end, a second end, a first elastic modulus, and a first porosity. A proximal body is fused directly onto the metal core between the first...
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6547791 |
Retrograde tibial nail
The tibia nail comprises a tube including a continuous longitudinal bore and includes a proximal anchoring portion with several cross-bores, an adjoining connecting portion which is flexurally...
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6395033 |
Dynamic fusion mechanostat devices
A dynamic bone fusion device for facilitating fusion between bone sections, particularly vertebrae, is selected having certain stiffness to induce specific strain conditions associated with high...
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6228123 |
Variable modulus prosthetic hip stem
A prosthetic stem insertable in an intramedullary cavity to support an articulation component includes a proximal neck portion and a distal root portion. The proximal neck is solid metal and...
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5549702 |
Flexible orthopaedic stem apparatus
An orthopaedic prosthesis for implantation in a patient's intramedullary canal includes a prosthesis body and a removable prosthesis stem portion that is connectable to the prosthesis body at the...
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5509935 |
Intramedullary implant with optimized geometric stiffness
An intramedullary implant including an elongated body, a first groove in the body for varying the geometric stiffness of the body; and a second groove in the body for varying the geometric...
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5316550 |
Prosthesis with flexible intramedullary stem
An implant for a hip or other joint is provided. Briefly stated, a intramedullary stem is provided having flexibility which is comparable to that of the surrounding bone. A bore is disposed in the...
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5246461 |
Femoral twin-set for a hip endoprosthesis
This invention describes a femoral twin-stem for a hip endoprosthesis. The ateral stem portion and the medial stem portion are connected by a bridge. The neck of the femoral twin-stem is connected...
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5152799 |
Prosthetic femoral stem
A femoral stem prosthesis including a stem tapering from a proximal end to a distal end, and having a primary zone of taper and a secondary zone of taper. The secondary zone of taper, located at...
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4986834 |
Load sharing femoral hip implant
A controlled stiffness elongated implant for use in the hip or other appropriate body joint. In the instance of the hip, a ball member fixed to the femur is rotatably engaged with a cup-shaped...
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4938774 |
Dynamic self-locking stem for hip prosthesis
The stem for joint prostheses, in particular for hip prosthesis, has a proximal neck region (1), a lateral tension region (2), a medial compression region (3) and a central region (4) lying between...
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4792339 |
Self-locking stemmed component for a joint endo-prosthesis
A self-locking stemmed component (1) for a joint endoprosthesis consists of two lobes (4,5) of which one (4) is designed for transfer of compression loads and the other (5) for transfer of tension...
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4287617 |
Femoral pin for hip prosthesis
A hip prosthesis of which the pin is made in the form of a tube slit in the longitudinal direction in order to give it a transverse elasticity and means enabling the bone to regrow inside this pin....
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