Are all digital custom implants made of grade 5 titanium? Is it possible to have implant made out of pure titanium?

This is more of a traditional luting approach for a full arch case.. i would not wait 6 months but more like 8 weeks or s and have a new 3d printed temporary denture, the way you bite will only cause issues for 6 months and this is not acceptable at all. The biggest issue is the esthetics of the...

Adjusting a crown on an implant can be done quite safely. Risk to the underlying implant would be minimal.

Your dentist is correct.....a veneer cannot be placed over an implant crown. Your option to change the shade of the crown would be to have it changed to a different/favorable shade.

Although more clinical and radiographic studies would be necessary for an accurate answer from what we can see in the pictures you have a thin biotype periodontal tissue, which makes it more prone to recession. A solution for your particular case would be to have a soft tissue graft, which will...

Although more clinical and radiographic studies would be necessary for an adequate answer, from what we can see in the photos it may be possible that there is a decrease in posterior vertical dimension, and this may be related to the lack of premolar and posterior molar. A treatment option could...

Whether or not the procedure is done free hand should not be an issue if the surgeon/dentist is competent. You should consult a different doctor if your existing treating doctor is not going to see you in the future.