Thumb endoprosthetics

Get informed about the trapeziometacarpal joint replacement CarpoFit®.


metal-on-metal articulation

CarpoFit® cementless trapeziometacarpal joint replacement

Metacarpal Components

The CarpoFit® trapeziometacarpal joint replacement system consists of three modular components. The metacarpal cementless stems are available in four sizes 5, 6, 7, and 8mm.

Articulating components

The articulating components are available in 4 neck lengths and each will fit any of the 4 metacarpal stems.


The conical press-fit cup enables an optimal primary fixation in the bone.

The CarpoFit® trapeziometacarpal joint implant was developed in cooperation with Prof. Dr. med U. Joosten, orthopaedic surgeon, Clinic for Traumatology Marienhospital Osnabrück Germany.

Product details

implatan®; TiAl6V4 according to ISO 5832-3 (stem components)
implavit®; CoCrMo according to ISO 5832-12 (articulating components* and pressfit cup*, the cup is provided with implaFix® cpTi and TCP-coating, the stem components are provided with TCP-coating.)
*available with TiNbN-coating

Product range:

  • 1 pressfit cup
  • 4 articulating components: short, medium, long and extra long
  • 4 stem components cementless Ø 5 to 8mm

This area is intended for medical professionals only and may only be provided to certain professional personnel.