Below is an instruction from Human. Write a response.
    ### Instruction:
    What are the complications of Knee Replacement ?
    ### Response:
    While new technology and advances in surgical techniques have greatly reduced the risks involved with knee replacements, there are still some risks you should be aware of. Two of the most common possible problems are blood clots and infection. Preventing Blood Clots Blood clots can occur in the veins of your legs after knee replacement surgery.
    