A Three-Dimensional Finite Element Study on the Biomechanical Simulation of Various Structured Dental Implants and Their Surrounding Bone Tissues

Table 4

Stress comparisons of 12 implants-bone tissues.

		Dental implant-bone system
		Abutment	Implant	Screw	Cortical bone	Cancellous bone	Frequency
Implant; combinations	1#	+		+			2
	2#	+					1
	3#	+	+	+			3
	4#		+		+	+	3
	5#		+	+	+	+	4
	6#				+	+	2
	7#	+		+			2
	8#	+					1
	9#	+		+			2
	10#				+	+	2
	11#		+	+	+		3
	12#				+	+	2

The symbol of “+” meant the unit with minimum stress of the implant-bone tissues.