Simulation-Based Preoperative Education in Total Knee Arthroplasty

This study looks at whether using simulation technology (for example, virtual models or interactive demonstrations) to educate patients before total knee replacement surgery leads to better understanding, reduced anxiety, and improved recovery outcomes compared to standard education methods. **You may be eligible if...** - You are 18 or older - You are scheduled for a first-time total knee replacement surgery - You can communicate and cooperate with study staff - You can speak and understand Turkish - You do not have a diagnosed major psychiatric or neurological disorder **You may NOT be eligible if...** - You are having a revision (repeat) knee replacement - You are having both knees replaced at the same time - Your knee replacement is due to trauma (injury) - You have a neurological or psychiatric condition Talk to your doctor to see if this trial is right for you.