Force Transfer and Stress Distribution in an Implant-Supported Overdenture Retained with a Hader Bar Attachment: A Finite Element Analysis

Table 5

Comparison of the stress distribution in the various parts of the implant under a vertical (35 N) load.

	Abutment	Neck	Body	Bar	Stiffener	Interface/cortical	Interface/cancellous
Model A; 1 mm	0.590	16.151	0.590	62.838	31.714	0.510	2.73
Model B; 2 mm	0.615	16.943	0.615	33.271	16.943	2.725	0.698
Model C; 3 mm	0.325	15.515	0.325	15.515	0.325	3.466	0.673