Can wearing your last invisalign tray for 7 weeks until retainers arrive cause treatment less effective?

Without complete photos and digital models, it is impossible to accurately evaluate your situation.  Maybe extractions are needed.  Or maybe just expansion of the upper arch is needed with proper torque and tip to get the teeth in their proper positions. I agree with Dr. Waxler that an...

Can I assume that you haven't suffered recent trauma to your teeth?  Can I assume that the extruded tooth has the same crown dimensions as its counterpart?  I would also want to see an X-ray of the tooth and surrounding bone to rule out infection (perio or endodontic).  If the...

Basically there are two things going on from what I can tell from the picture1) Your front teeth are too dominant / large for the rest of your teeth.  Thus the proportions are off. 2) Your side teeth (lateral incisors) are set back in your smile....thus exacerbating the dominance of...

Many times a semi impacted (stuck) wisdom tooth, the last tooth in the mouth, is covered with gum tissue and therefore is not covered by plastic aligners.  Otherwise, all teeth should be covered.  The reason for covering teeth, even if they are not in the plans to be moved by the...

The best thing to do is to notify your dentist.  If you are unable to get in right away there is one suggestion to temporarily ease the discomfort.  Place a small piece of wax over the aligner border that is causing the irritation.   Keep in mind, it may not stay adhered as...

IPR sometimes is necessary to make space for the crowded teeth and to improve the bite. From your photos, I do not see that you have space issues. The gaps are large. IPR will not make the teeth to move faster. The trays should not feel loose at all during treatment. Should fit like a glove...