MMI | Memometal

System Press Fit


Ivory®

Indications

  • Primary root athrodesis

AVANTAGES

  • Prosthesis made of 4 independant parts to fit varying anatomy
  • The cup shell and insert are implanted consecutively. This allows for impaction of the shell without damaging the insert
  • The double taper and circular slots of the cup shell create a stable construct in the trapezium
  • The neck anteversion is close to the neutral position of the trapezio-metacarpal joint
  • The anatomic stem design enables transmission of loads and optimal press fit in the metaphysis

Stem

  • Anatomical stem coated with HAP
  • Design offering optimal repartition of loads
  • 4 sizes available
  T1 T2 T3 T4
 
Reference: WMT1 WMT2 WMT3 WMT4

The Head

  • Anterior angle of the neck
  • Choice of angle in rotate of the neck: -30°/ 0°/+30°
  • 3 sizes available
  Short Medium Long
 
Reference: WMEC WMEM WMEL

Cup / Insert

  • Optimal primary stability
  • Hydroxyapatite recovered
  • 3 sizes available
Diameter 9mm 10mm 11mm
 
Reference: WMCI09 WMCI10 WMCI11