A surgical instrument extraction system comprising: a first extraction tool having a first body that extends between a first end and a second end, the first extraction tool having (i) a first plurality of threads formed on the first end and sized and shaped to selectively couple to a threaded end (66, 126) of a stem component (18, 124, 186) of a femoral trial system and a stem component (18,62) of a tibial trial system characterized in that the first extraction tool further comprises (ii) a second plurality of threads formed on the second end and sized and shaped to selectively couple to a stem stabilizer of a femoral intramedullary adaptor, and (iii) a first bore extending through the first body at a position between the first end and the second end of the first body, and the surgical instrument extraction system further comprises a second extraction tool having a second body that extends between a first end having a first diameter and a second end having a second diameter greater than the first diameter, the second extraction tool having (i) a first plurality of threads formed on the first end and sized and shaped to selectively couple to an intermediate trial component (16, 32, 34, 36, 38) of a tibial trial system, (ii) a second plurality of threads formed on the second end and sized and shaped to selectively couple to an intermediate trial component (16, 106, 108) of a femoral trial system, and (iii) a second bore extending through the second body at a position between the first end and the second end of the second body, wherein the first body of the first extraction tool is sized to extend through the second bore of the second extraction tool to couple the first extraction tool to the second extraction tool to provide leverage to the second extraction tool to aid in extraction, and wherein the second body of the second extraction tool is sized to extend through the first bore of the first extraction tool to couple the second extraction tool to the first extraction tool to provide leverage to the first extraction tool to aid in extraction. a first extraction tool having a first body that extends between a first end and a second end, the first extraction tool having (i) a first plurality of threads formed on the first end and sized and shaped to selectively couple to a threaded end (66, 126) of a stem component (18, 124, 186) of a femoral trial system and a stem component (18,62) of a tibial trial system characterized in that the first extraction tool further comprises (ii) a second plurality of threads formed on the second end and sized and shaped to selectively couple to a stem stabilizer of a femoral intramedullary adaptor, and (iii) a first bore extending through the first body at a position between the first end and the second end of the first body, and the surgical instrument extraction system further comprises a second extraction tool having a second body that extends between a first end having a first diameter and a second end having a second diameter greater than the first diameter, the second extraction tool having (i) a first plurality of threads formed on the first end and sized and shaped to selectively couple to an intermediate trial component (16, 32, 34, 36, 38) of a tibial trial system, (ii) a second plurality of threads formed on the second end and sized and shaped to selectively couple to an intermediate trial component (16, 106, 108) of a femoral trial system, and (iii) a second bore extending through the second body at a position between the first end and the second end of the second body, wherein the first body of the first extraction tool is sized to extend through the second bore of the second extraction tool to couple the first extraction tool to the second extraction tool to provide leverage to the second extraction tool to aid in extraction, and wherein the second body of the second extraction tool is sized to extend through the first bore of the first extraction tool to couple the second extraction tool to the first extraction tool to provide leverage to the first extraction tool to aid in extraction.