Thanks for writing to us with your health concern.
As long as your bleeding and clotting profile , basically INR , is within normal range, you can have a vasectomy
You would need to stop warfarin
for a few days, and would be managed accordingly.
Why cant your wife go for ESsure.
it is less invasive compared to a tubectomy and much better.
Also, she too would be peri menopausal, so you have only a few years left to desire contraceptive