An Incus-Body Driving Type Piezoelectric Middle Ear Implant Design and Evaluation in 3D Computational Model and Temporal Bone

Table 2

Boundary conditions of the middle ear FE model.

Soft tissue structure	Young’s modulus (N/m^2)	Density (kg m^−3)
Tympanic annulus ligament	4.00×10^5	1.20×10^3
Superior mallear ligament	4.90×10^6	1.20×10^3
Lateral mallear ligament	6.70×10^6	1.20×10^3
Anterior mallear ligament	2.10×10^7	1.20×10^3
Superior incudal ligament	4.90×10^6	1.20×10^3
Posterior incudal ligament	6.50×10^6	1.20×10^3
Stapedial annulus ligament	4.10×10^5	1.20×10^3
Tensor tympani tendon	2.60×10^6	1.20×10^3
Stapedial tendon	5.20×10^5	1.20×10^3