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How Does Invisalign Work?

By Limestone Hills Orthodontics

updated on February 11, 2025

How Does Invisalign Work? A Step-by-Step Guide in Austin, TX

Invisalign is a modern alternative to traditional braces that helps straighten teeth with clear plastic aligners. Unlike traditional metal braces, Invisalign aligners are removable, comfortable, and virtually invisible. In this article, we will explore how Invisalign works, step-by-step, and why it may be the right option for you!

a girl posing with her thumb up and holding Invisalign. How Does Invisalign Work?

What Is Invisalign?

Invisalign is a clear aligner system designed to gradually straighten your teeth. The aligners are made from a smooth, clear plastic material, making them almost invisible when worn. The system allows you to straighten your teeth without the use of metal brackets or wires.

How Does Invisalign Work?

1. Initial Consultation

Your journey with Invisalign starts with a visit to an orthodontist or dentist. During the consultation:

  • Your orthodontist will evaluate your teeth and gums to determine if Invisalign is the best treatment for you.
  • They will take digital scans or 3D images of your teeth to create a detailed treatment plan.
  • You will also see a virtual representation of how your teeth will look after treatment.

If Invisalign is suitable for you, the next step is creating your custom aligners.

2. Customized Treatment Plan

Using the digital scans and 3D imaging, your orthodontist will create a personalized treatment plan. This plan will map out how your teeth will move over time and how long the treatment will take. It will also show you the end result of your treatment.

3. Creation of Custom Aligners

Once the treatment plan is set, Invisalign aligners are made specifically for you. Each aligner is:

  • Designed to fit your teeth perfectly for maximum comfort.
  • Crafted from SmartTrack® material, which is a clear, durable, and smooth plastic that helps gently move teeth into place.

You will receive multiple sets of aligners, and you’ll need to switch to a new set every 1 to 2 weeks.

4. Wearing the Aligners

Invisalign aligners must be worn 20 to 22 hours a day for the treatment to be effective. Here’s how to use them:

  • Wear your aligners as much as possible throughout the day and night. Remove them only when eating, drinking (except water), brushing, and flossing.
  • Make sure to clean your aligners regularly by rinsing them with water and brushing them gently.

The more compliant you are with wearing the aligners, the faster and more effective the treatment will be.

5. Monitoring Progress

You’ll need to visit your orthodontist every 6 to 8 weeks to check your progress. During these visits:

  • Your orthodontist will ensure your teeth are moving correctly.
  • You’ll receive your next set of aligners.
  • If needed, your treatment plan may be adjusted.

Since Invisalign doesn’t use wires or brackets, these visits are quick and usually require less time than traditional braces appointments.

6. Step-by-Step Tooth Movement

Invisalign aligners work by applying gentle pressure to move your teeth. Each new set of aligners shifts your teeth slightly, so that by the end of your treatment, your teeth will be in their correct positions.

  • Every new aligner set moves your teeth gradually.
  • Some people feel mild discomfort when switching to a new set, but this is a normal part of the process.

Over time, this gentle and consistent pressure helps you achieve the smile you’ve always wanted!

Invisalign for Kids

Invisalign isn’t just for adults; it’s also a great option for children and teens. Here’s why:

  • Comfortable – There are no metal brackets or wires, which can irritate the mouth.
  • Easier to Clean – Kids can remove their aligners to brush and floss their teeth.
  • More Confidence – The aligners are clear and almost invisible, so kids won’t feel self-conscious about their smile.

Invisalign can also help children maintain good oral hygiene, which can be difficult with traditional braces.

Invisalign vs Braces: What’s the Difference?

Many people wonder how Invisalign compares to traditional braces. Here are some key differences:

  • Visibility: Invisalign aligners are clear and nearly invisible, while traditional braces are made from metal, which is much more noticeable.
  • Comfort: Invisalign aligners are made from smooth plastic, so they are more comfortable and less likely to irritate your mouth compared to the metal wires and brackets used in braces.
  • Removability: Invisalign aligners are removable, so you can eat and drink what you like, and you can clean your teeth easily. Traditional braces are fixed in place, and there are more restrictions on food choices.
  • Oral Hygiene: Since Invisalign can be removed, you can brush and floss your teeth like normal, which makes it easier to maintain good oral hygiene. With traditional braces, it’s harder to clean around the brackets and wires.

Maintaining Oral Health During Treatment

It’s important to maintain good oral hygiene throughout Invisalign treatment to prevent any issues like cavities or gum disease. Here are a few tips:

  • Brush your teeth after every meal before putting your aligners back in.
  • Floss daily to remove food particles and plaque from between your teeth.
  • Clean your aligners by rinsing them with lukewarm water and gently brushing them to prevent bacteria buildup.
  • Avoid sugary drinks while wearing your aligners to prevent cavities.

How Long Does Invisalign Treatment Take?

The length of Invisalign treatment depends on how much movement your teeth need. On average, treatment lasts between 6 and 18 months. Here’s a general breakdown:

  • Mild cases may take around 6 months.
  • Moderate cases could take about 12 to 18 months.
  • Severe cases may take longer than 18 months.

Your orthodontist will give you a more specific time estimate based on your individual case.

Limestone Hills Orthodontics

Final Results: What to Expect

By the end of your Invisalign treatment, your teeth should be straight and properly aligned. To keep your teeth in their new position, you will need to wear a retainer. A retainer is a custom-made appliance that helps prevent your teeth from shifting back over time.

Is Invisalign Right for You?

Invisalign could be the perfect option if you want:

  • Comfortable and removable aligners.
  • A discreet treatment that doesn’t interfere with your daily life.
  • The ability to straighten your teeth without the hassle of traditional braces.

Why Choose Our Orthodontic Practice in Austin, TX?

At our orthodontic office in Austin, we are committed to providing top-quality, personalized care for each patient. Here are just a few reasons families trust us with their orthodontic care:

Experienced Orthodontists

Our team has years of experience helping kids, teens, and adults straighten their teeth and improve their smiles. Whether you need aligners, braces, or jaw alignment treatment, we have the expertise to get great results.

Customized Treatment Plans

Every smile is unique, and so is our approach. We create personalized treatment plans based on your needs, ensuring you get the best care for your specific dental concerns.

Support from Start to Finish

From your first visit to the day your treatment is complete, we’re with you every step of the way. Our friendly team is here to answer questions, make adjustments, and keep your treatment on track.

Multiple Treatment Options

We offer a range of orthodontic solutions, including Invisalign, traditional braces, and reverse pull headgear. No matter your dental needs, we’ll help you find the best option for a straight, healthy smile.

Contact Us Today!

Come see us in Austin, TX, for a free consultation! During your visit, we’ll assess your teeth, go over your treatment options, and discuss how we can help you achieve a straight, confident smile. Scheduling is simple—give us a call or visit our website to book a time that works for you! Our friendly team is ready to answer your questions and guide you every step of the way.

About the Authors

Dr. Rodrigo Viecilli – Orthodontist in Austin, TX

Frequently Asked Questions

How quickly do teeth move with Invisalign?

On average, you might start noticing some movement in just a few weeks, but most people complete their treatment in about 12 to 18 months. It’s pretty exciting to see those changes happen, and your orthodontist will be there to guide you every step of the way.

Do I sleep with my Invisalign on?

Absolutely, you should definitely sleep with your Invisalign on! It’s important to wear your aligners for about 20 to 22 hours a day to ensure they’re doing their job effectively. Sleeping with them in is a big part of reaching your smile goals, so pop them in before you hit the hay and let them work their magic overnight.

What Dental Issues Can Invisalign Fix?

Invisalign can effectively tackle a variety of dental issues, including crowded teeth, gaps between teeth, and even some cases of overbite, underbite, and crossbite. These clear aligners are designed to gently and gradually shift your teeth into the desired position, making them a great choice for those seeking a more discreet orthodontic treatment.

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