[A new modular semi-adaptable articulator].

A new semi-adjustable Arcon articulator is reported. It is an evolutive device that can be set with two different types of condylar housings. - A Type: adjustable condylar guidance, preadjusted Bennett angle at 13 degrees - B Type: adjustable condylar guidance, adjustable Bennett angle. It is possible to set on this B type fossa assembly another Bennett wing with an adjustable immediate side shift This device has a double lock in centric relation and may be set with an arbitrary or localized hinge axis.