*mymedicalexpo

MAÏA ™

Product catalog summary

Trapeziometacarpal Joint Prosthesis Overview
The document provides detailed specifications for the MAÏA™ trapeziometacarpal joint prosthesis, focusing on the trapezial cup, metacarpal stem, and neck components.

Trapezial Cup Specifications

Material: Titanium alloy.
Fixation: Cementless, enabled by a bilayer coating of vacuum-plasma sprayed pure porous titanium and hydroxyapatite.
Design: Available in standard or semi-constrained versions.
Structure: Features 4 polar spikes for stability and a thicker rim for press-fit.
Insert: Vacuum-packaged UHMWPE insert.
Sterilization: Gamma irradiation.

Metacarpal Stem Specifications

Material: Titanium alloy.
Fixation: Cementless, with a similar bilayer coating as the cup.
Structure: Longitudinal ridges with scales for stability and a 6° Morse taper for modular neck assembly.
Design: Anatomically shaped to fit the metacarpal medullary canal.
Sterilization: Gamma irradiation.

Neck Specifications

Material: Stainless steel.
Configuration: Modular, available in straight or offset to replicate anatomical structure.
Head: Spherical with a 4-mm diameter.
Sterilization: Gamma irradiation.

Implant Options

Straight Neck: Available in medium, long, and extra-long sizes.
Offset Neck: Available in medium, long, and extra-long sizes.

Catalog excerpts

TRAPEZIOMETACARPAL JOINT PROSTHESIS ™

Open the catalog to page 1

titanium alloy. cementless fixation made possible by bilayer coating of vacuum-plasma sprayed pure porous titanium and outer macrostructure: 4 polar spikes provide stability and thicker rim around equator ensures press-fit. vacuum-packaged UHMWPE insert. sterilized by gamma irradiation. titanium alloy. cementless fixation made possible by bilayer coating of vacuum-plasma sprayed pure porous titanium and outer macrostructure: scales on longitudinal ridges provide stability; 6° morse taper for modular neck anatomically shaped stem fits in the metacarpal medullary canal. sterilized by gamma irradiation....

Open the catalog to page 2

All Groupe Lépine catalogs and technical brochures

*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.

Brand list