MARPE (Mini-implant Assisted Rapid Palatal Expansion)

For patients with a narrow upper jaw, crowded teeth, or crossbites, expanding the palate can be key to creating space and proper alignment. MARPE, or Mini-implant Assisted Rapid Palatal Expansion, is a modern and effective alternative to traditional expanders — especially for teens and adults who are beyond peak jaw growth.

At Caspian Dental Center, we use MARPE to safely and efficiently widen the upper jaw using small, bone-supported implants for greater stability and comfort.

What is MARPE?

Unlike traditional expanders that rely on teeth for anchorage, MARPE uses four mini-implants temporarily placed in the roof of the mouth. These implants anchor the expander directly to the bone, making it possible to achieve true skeletal expansion — even in patients whose jaw growth has already stopped.

The MARPE device gradually widens the mid-palatal suture, helping to:

• Increase the width of the upper jaw
• Create more room for crowded teeth
• Improve breathing by expanding nasal passages
• Correct posterior crossbite

Is MARPE Right for Me?

MARPE is typically recommended for:

• Teenagers (late adolescence) and adults
• Patients with narrow palates or crossbites
• Individuals with airway or breathing concerns
• Cases where traditional expanders aren’t effective

Benefits of MARPE Treatment

• True Skeletal Expansion: Effective even after jaw growth is complete
• Minimally Invasive: Quick placement with local anesthesia
• Enhanced Stability: Bone-anchored for predictable results
• Better Breathing: Can help alleviate nasal congestion or mild sleep apnea
• Pairs Well With Braces: Often used in preparation for Phase II orthodontics