I think you mean that there is blockage of tubes and not ovaries. In some cases blockage of tubes is possible but in your case it is unlikely since there was also a chocolate cyst. Have you had 3 Fresh IVF cycles? What was the reason for failure of the IVF cycles?
Next Steps
If the failure was because of poor quality eggs/embryos; you may need to consider donation.
Health Tips
See a fertility specialist who can offer you a complete range of assisted reproductive techniques.