Arpe

Design based on bone shape scan analysis, digitalization of anatomical components and 3D molding

Features

• « Patella » type prosthesis with 3 degrees of freedom
• The implants allow fixation without cement by means of calcium hydroxyapatite
• Non retentive cup in order to avoid any cam effect
• Potential mobility greater than the physiological mobility, to compensate for any atypical orientation of the cup
• Minimal bone resection

Features – Metacarpal stem

• Design allowing a perfect stability for press fit implantation
• Titanium alloy with HA coating
• Anatomic shape with palmar curve and triangular section
• 4 sizes

Features - Head

• Stainless steel
• Conical shape of neck with a plan for better fit into stem allowing perfect stability in rotation
• Straight or offset-necked head with 2 lengths; medium or long 

Features – HA cup for trapezium

• 2 diameters 9 and 10 mm
• Outside cup in titanium, inside cup in polyethylene  
• Hemispherical shape with flatened pole
• Fixation increased by 3 spikes onto the cup