I understand that it's natural to feel a mix of excitement and nervousness when a loved one is about to undergo surgery. Your dad is lucky to have your support during this time. Please accept this virtual hug to convey my best wishes for your dad's surgery.
Surgeries can be daunting, but they are often necessary steps toward improving one's health and quality of life. It's a time for optimism and hope for a successful outcome. Trust in the medical team's expertise, and know that your care and support mean a lot to your dad.
If you have any questions or concerns leading up to the surgery, don't hesitate to reach out to your dad's healthcare providers. They can provide you with more information and guidance to ease your nerves.
Wishing your dad a smooth and successful surgery, a swift recovery, and a future free from knee pain!