Biomechanical comparison of all-polyethylene total knee replacement and its metal-backed equivalent on periprosthetic tibia using the finite element method

Table 1 Material properties for each part of the assembly

Part	Material	E [MPa]	µ [−]	References
All-poly components	UHMWPE	670	0.46	[19]
Metal part of the MBT component	Tivanium® alloy	110,000	0.30	[9, 20]
Femoral component	Zimaloy®	210,000	0.29	[9, 21]
Bone cement	Palacos R	2891	0.40	[22]
‘A’—155 mm	Cortical bone	15,000	0.30	[6, 18]
‘B’—20 mm	Cortical bone	10,500	0.30	[6, 18]
‘C’—25 mm	Cortical bone	7500	0.30	[6, 18]
Cancellous bone	Cancellous bone	Heterogeneous	0.30	[6, 18]

ISSN: 1749-799X