Patent ID: 8313492

Claim:
An orthopedic drill guide assembly comprising: an elongated body having first and second ends; a first arm member attached to and extending away from said first end of the elongated body and terminating at an outer end tip; a second arm member extending from said elongated body and having a base portion and an outer end, wherein the base portion is configured and adapted to engage the elongated body and allow the second arm member to be longitudinally movable along said elongated body, said second arm member extending from the elongated body in the same direction as the first arm member and terminating at the outer end; a guide housing provided on the first arm member at the first arm member's outer end that is away from the elongated body, the guide housing comprising: a cylindrical shape with a sleeve-receiving bore extending longitudinally therethrough and defining an inner surface; and an annular groove provided on the outer surface of the guide housing; and a substantially cylindrical-shaped sleeve extending between a first end and a second end and removably received in said guide housing's bore, the sleeve comprising: a flared head portion provided at the first end for stopping the sleeve when the sleeve is inserted into the guide housing; a retention tab extending longitudinally toward the second end from the flared head portion for cooperating with the guide housing for retaining the sleeve in the guide housing, wherein the retention tab is provided with a spring-loaded detent that cooperates with the annular groove on the outer surface of the guide housing for retaining the sleeve in the guide housing; and a longitudinal bore.