Hyrax vs. Invisalign palatal expander study
Part of Mouth & dental clinical trials.
This study compares a traditional metal palatal expander (Hyrax) to a new clear aligner-based expander (Invisalign) for widening the upper jaw in children aged 6-11. It aims to see which device works better and is more comfortable.
Summary written for real people, not researchers, by Clin2.
Who can take part
- Child is between 6 and 11 years old
- Child needs their upper jaw widened (maxillary expansion)
- Child has baby molars or permanent premolars and the first permanent molar already in place
- No bone growths or irregularities on the roof of the mouth
- No allergy to materials used in the expander devices
- No untreated cavities, gum disease, or jaw joint problems
Quick eligibility check
Answer a few plain-language questions, based on this study's own requirements, to get a preliminary sense of fit.
Similar studies
Other trials that look related to this one.
This trial compares a newer clear palate expander to the traditional Hyrax expander in children aged 10-14 with a crossbite. The goal is to see which device works better and is more comfortable.
This trial tests if a treatment that widens the upper jaw (palatal expansion) can improve sleep problems in children who have a narrow upper jaw.
This trial compares two types of expanders (Leaf Expander vs. Hyrax Expander) to fix crossbites in children who still have some baby teeth. The goal is to see which device works better and is more comfortable.
This trial compares a new 3D-printed expander with a standard one to widen the upper jaw in teenagers. It aims to see if the newer device works better or is easier to tolerate.
This study compares two types of orthodontic expanders—one made with 3D printing and one made in a lab—to see which works better for widening the upper jaw. It may help your child’s orthodontic team learn the best option for correcting a narrow upper palate.
This trial compares two treatments for children whose upper jaw is smaller than their lower jaw. One is a plastic expander, the other is an expander with a facemask. Both aim to fix the bite and help the upper jaw grow properly.
Hear when a new Narrow Maxilla trial opens
We’ll email you when one opens — at most once a week, no account needed, unsubscribe anytime.