Palatal Expander

A Palatal Expander is a custom orthodontic appliance used to widen the upper jaw (maxilla) in growing patients. It works by applying gentle, controlled pressure to the mid-palatal suture, which remains unfused in children until puberty. This gradual expansion increases the width of the upper dental arch, helping to correct crossbites, relieve dental crowding, and improve the overall bite. Expansion typically takes place over 2–3 weeks, followed by a retention phase to stabilize the jaw and allow new bone to form. The device is most effective during early orthodontic treatment and is available in both fixed and removable versions depending on clinical needs.

product details

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Indications

Palatal expanders are typically recommended in early or mixed dentition stages for the following clinical cases:

✔ Maxillary transverse deficiency

✔ Posterior crossbite or bilateral crossbite

✔ Severe dental crowding requiring space gain

✔ Impacted canines or premolars due to arch constriction

✔ Enhancing nasal airflow in cases of mouth breathing or sleep apnea

✔ Supporting orthopedic and functional orthodontic treatments

Advantages

Non-Surgical Jaw Expansion: Orthopedic correction using natural bone growth mechanisms

Improves Dental Arch Alignment: Facilitates proper eruption and alignment of permanent teeth

Corrects Crossbites Early: Reduces the need for extractions or complex future orthodontics

Improves Airway Function: May improve breathing by widening the nasal cavity

Custom Fit: Each expander is uniquely designed for the patient’s arch and palate shape

Stable Long-Term Results: When properly stabilized, results are maintained into adulthood

Material Composition

Biocompatible stainless steel bands and screw mechanism

Acrylic resin (in some removable or hybrid versions)

Nickel-free options available for patients with sensitivities

Technical Specifications

Available as bonded or banded expanders
Midline expansion screw for daily or bi-daily activation
Designed based on digital scans or traditional impressions
Typically activated 1–2 times per day over 14–21 days
Stabilization period	3–6 months post-expansion
Turnaround Time	3–5 working days
Lifetime (Warranty)	3 years warranty (adjustments or remakes covered within warranty period)