Extraction of wisdom teeth is not really needed for Invisalign to work. They are too far back to have an effect on tooth movment.
Do You Have to Have Your Wisdom Teeth out Before Geting Invisalign?
Doctor Answers 2
These answers are for educational purposes and should not be relied upon as a substitute for medical advice you may receive from your physician. If you have a medical emergency, please call 911. These answers do not constitute or initiate a patient/doctor relationship.