Table 2

Average Patellar Contact Area of the Nonresurfaced Patella Articulating With Each Femoral Component Design*

Prosthesis designKnee flexion angle
30°60°90°105°
MG II92847178
AMK104755958
Ortholoc125787168
PFC86807560
IB II78767060
  • * Expressed as a percentage of the patellar contact areas in the normal knee.

  • MG II = Miller/Galante II prosthesis (Zimmer, Warsaw, Ind.), AMK = Anatomic Modular Knee System (DePuy, Warsaw, Ind.), Ortholoc = Whiteside Ortholoc Modular prosthesis (Wright Medical Technology, Arlington, Tenn.), PFC = press-fit condylar prosthesis (Johnson & Johnson, Warsaw, Ind.) and IB II = Insall–Burstein II prosthesis (Zimmer)