Profile: Zest Anchors Inc. develops, manufactures, and distributes medical devices for dental applications in humans. The zaag root anchor is an intra-radicular dental attachment connection that features a patented universal joint design for stress relief with vertical resiliency. The nylon male pivots in its permanent metal housing to allow for normal function up to 10 degrees from the path of insertion. It is available in a choice of standard, mini, or special cast-to versions. Width of root surface must equal or exceed 4.0mm for standard zaag female. Width of root surface must equal or exceed 3.5mm for mini zaag female.