Notes from the practice.
Short, clinical writing on the topics Dr. Fallah gets asked about most — aligners, airway, and orthodontics for adults and children in North Richland Hills, TX.
Latest articles.
Answers to the questions patients ask Dr. Fallah most, written around what the practice actually treats.
Orthodontist vs Dentist for Invisalign: What the Training Difference Means
A general dentist can prescribe Invisalign after Align's onboarding course, which takes about six to seven hours. An orthodontist has also finished an accredited residency of at least 24 months and 3,700 scheduled hours. For mild spacing, a trained dentist can be fine; for bite problems, growing kids, or extractions, choose an orthodontist.
Invisalign vs Braces: How an Orthodontist Decides
Invisalign vs braces has no single winner. Both straighten teeth, but each moves certain teeth more reliably, and aligners are weaker at rotating canines and premolars [1][2]. Plans can combine them: in a 500-patient study, about 1 in 6 aligner patients finished with braces, averaging 6.9 extra months [1].
Spark Aligners vs Invisalign: An Orthodontist's Comparison
Spark aligners vs Invisalign compares two FDA-cleared clear aligner systems: Spark from Ormco, cleared in 2018, and Invisalign from Align Technology, cleared in 1998. They use different tray plastics, and each maker's clarity and comfort claims rest on its own testing. Neither brand guarantees an orthodontist, so check the doctor's credentials.
Can Invisalign Fix an Underbite? What Aligners Can and Cannot Correct
Invisalign can fix many underbites, especially ones caused by tooth position, usually with Class III elastics doing part of the work. It can't resize an adult's jaw. Severe jaw-based underbites need growth guidance in children or jaw surgery in adults, and aligners can often handle the orthodontic work before and after surgery.
Can Invisalign Fix an Overbite? What Aligners Can and Can't Do
Yes, Invisalign can fix an overbite when the extra overlap comes from tooth position. An overbite is how far the top front teeth cover the bottom ones, unlike overjet, which is front to back. Aligners reduce it by moving front teeth into the bone and letting back teeth rise, typically over 12 to 24 months [1][4][7].
Start with these
The topics readers ask about most, written up as full clinical pages.
Airway & Sleep Obstruction
Why every intake includes a CBCT airway screening, and how structural airway issues connect to disrupted sleep in children.
Adult Orthodontics
Discreet aligners and remote monitoring built around a working schedule — including second-opinion and previously treated cases.
Invisalign & Aligners
The aligner-first model, the honest role of sectional braces, and how weekly remote scans keep in-office visits infrequent.
Have a question you'd like covered? Contact the office.
09 — Intake
Begin with an evaluation.
Your first visit at NRH Orthodontics is a full evaluation — CBCT airway screening included — and a treatment plan you understand before you commit to anything.
Accepting new patients — North Richland Hills, TX