You should not have any issue with nerve damage related to jawline/ramal implants. Any 'screws' to hold the implant in the proper location, are very small, placed away from nerves and only penetrate the top layer of the bone.
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.