The
prosthetic structure consists of three screws positioned at an angle, forming
a structure resting on the anterior and posterior cortical bone of the lower jaw.
The implant is made from titanium alloy and the screws have a diameter of 2.8
mm and are 20 mm long; the thread has a diameter of 5 mm
(fig. 6, 7).
fig.
6
fig.
7
The
connecting element between the screws is a titanium alloy bar with a diameter
of 1.75 mm which is welded to the screws with a compenetration of 0.5 mm.