Patent ID: 8939986
Filing Date: 2015-01-27
Classification: A61B,A61F,F04C

Abstract:
1. An orthopaedic surgical instrument assembly comprising: a base trial adapted to be positioned on a proximal end of a patient's resected tibia, the base trial including a plate having (i) an opening defined therein, and (ii) a pair of fixation pin holes defined in an anterior aspect, and a guide tower including (i) a tower base adapted to be positioned on the base trial, the tower base having a passageway defined therein that is configured to be substantially aligned with the opening of the plate when the tower base is positioned on the base trial, and (ii) a pair of fixation pins, each of the fixation pins extending downwardly from an end secured to an anterior aspect of the bottom surface of the tower base to a tip, and each of the fixation pins being sized to be received in and extend outwardly from each of the fixation pin holes of the base trial when the tower base is positioned on the base trial.