Acetabular Cup

The titanium-alloy acetabular cup is additively manufactured, enabling a seamless integration of our engineered porous metal structure, porosiTi™, with the solid substrate. The cup's unique design features ensure both solid initial fixation and long-term biologic fixation. An ideal three-holed screw pattern is accompanied by a large range of self-centering, self-tapping screws. The Multi Holed Cup offers additional screw fixation through a unique hole pattern that optimizes screw trajectory and bony purchase.

 

Options

14 cup sizes: Size 42 - Size 68
*size 42 and 44 cups are solid

Points of Interest
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    2 mm edge helps avoid soft-tissue impingement.

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    Gradient Porosity

    A subtle periodic structural change within the porous coating designed to aid mechanical stability.

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    porosiTi™

    Gradient porous structure.

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    Unique Three-Hole Placement

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    Peripheral Roughness

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Acetabular Liner

The liners feature α-poly™, an Alpha-Tocopherol blended DCM polyethylene.  α-poly™ is a highly cross-linked, oxidation resistant, and ultra-low wearing material.  The liner is designed to provide optimal minimum poly thickness in critical loading zones and to allow for larger heads in smaller cup sizes. 

The liner "seats" in the acetabular cup prior to the final impact. Anti-rotational tabs and an interrupted annular (notched) locking ring are designed to provide stability and prevent wear.

 

Options

  • Eleven sizes

  • Neutral, hooded, and face-changing liners available in all sizes

Options

The iNSitu Hip System is color coded. Liner groupings and head offsets are uniquely colored for quick reference during surgery.

Along with the liner and head trials, the color coding is used for compatibility referencing on component packaging.

Size 42 42/44 x 28mm ID 28mm
Size 44
Size 46 46 x 32mm ID 32mm
Size 48 48 x 32mm ID 32mm
Size 50 50 x 36mm ID 36mm
Size 52 52 x 36mm ID 36mm
Size 54 54/56 x 36mm ID
54/56 x 40mm ID
36mm
Size 56 40mm
Size 58 58/60 x 36mm ID
58/60 x 40mm ID
36mm
Size 60 40mm
Size 62 62-68 x 36mm ID 36mm
Size 64
Size 66 62-68 x 40mm ID 40mm
Size 68
Points of Interest
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    Poly Thickness

    Optimal minimum poly thickness in critical load zones.

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    Anti-Rotational Tabs

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    Annular Locking Rings

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    α-poly™

    A highly cross-linked, oxidation resistant, and ultra-low Alpha-Tocopherol blended DCM polyethylene.

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    Liner Options

    Face-changing and hooded liners available in all sizes.

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