Patent ID: 8690928

Claim:
A fusion plate comprising: a main body portion having a forward face and a rearward face opposed to the forward face; a first extension side portion having a forward face and a rearward face opposed to the forward face and extending away from a first side of the main body; and a first bore in the first extension side portion extending from the rearward face to the forward face, the first bore comprising: a first opening in the rearward face having a first diameter extending from a first side of the first opening closest to the main body to an opposing side of the first opening; a second opening in the forward face having a second diameter extending from a first side of the second opening closest to the main body to an opposing side of the first opening; and a throat portion located intermediate the first opening and the second opening and having a third diameter extending from a first side of the throat portion closest to the main body to an opposing side of the throat portion; wherein the third diameter is shorter than the first diameter and the second diameter; and wherein the first bore includes a first side wall portion proximate the main body and a second side wall portion opposite the first side wall portion; the first side wall portion includes an angled portion extending from the first opening to a first point intermediate the first opening and the second opening and a vertical wall portion extending from the first point to the second opening; and the second side wall portion includes a vertical portion extending from the first opening to a second point intermediate the first opening and the second opening and an angled portion extending from the second point to the second opening.