Anteroinferior bundle of the acromioclavicular ligament plays a substantial role in the joint function during shoulder elevation and horizontal adduction: a finite element model

Table 1 Definition of the material properties of tissues in the FEM

	Young's Modulus (MPa)	Poisson ratio	Density (kg/m³)	References
	Hyperelastic constants—Saint Venant–Kirchhoff
Clavicle	11 000	0.3	1 800	Iwamoto et al. [26]
Scapula	11 000	0.3	1 800	Metan et al. [27]
	Hyperelastic constants—Arruda–Boyce model
AC and CC ligaments	µ [MPa]	0.982		Correia. [29]
	λ_m	6.999
	D₁ (MPa⁻¹)	0.211

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