Invisalign is great for those patients with mild to moderate misalignment which might be your case as I noticed there are minor changes that need to be made. Regarding the treatment lenght, Invisalign pushes teeth into their proper locations which can be done gradually over the course of months or a year depending your clinical situation. It is important to visit a dentist in your area to learn if Invisalign is right for you.
Yes, it is possible to finish restoring your dental implant but the new dentist must first know the brand of the implant in order to have the correct tools and parts for your implant system. It is important to identify the specific brand, model and diameter of the implant placed from the previous dentist.
Yes, the front tooth can be replaced and matched to look identical to its mate. Regardless of the method used to replace the broken tooth, the final result will depend on the skill and talent of both the dentist and dental lab technician.