• Close-up of a blue Quatro Adjustable prosthetic socket representing mobility and prosthetic innovation.

    Quatro Adjustable Socket

    The Quatro Adjustable Socket is a custom prosthetic socket designed to give users greater control over comfort, stability, and daily volume changes.

The Quatro Socket provides an adjustable fit that allows users to fine tune comfort throughout the day.
The Quatro Socket uses four adjustable panels to provide targeted compression and controlled support.
“The Quatro Socket is custom engineered around each person’s anatomy, prosthetic needs, and mobility goals.
“The Quatro Socket is 3D printed to provide lightweight, durable strength for everyday use.
Annotated Quatro Adjustable Socket showing its durable PA12 outer socket, flexible TPA inner liner, longitudinal routing system, modular panel system, and Click dial for fit adjustment.

How The Quatro Works

  • Durable PA12 Outer Socket
    Built with a strong PA12 outer frame designed for everyday durability, support, and long-term performance.

  • Flexible TPA Inner Liner
    A flexible TPA inner liner helps provide comfort, adaptability, and a more forgiving fit against the residual limb.

  • Longitudinal Routing System
    The routing system is designed to distribute tension vertically, helping create controlled compression throughout the socket.

  • Modular Panel System
    Replaceable compression panels allow the socket to be customized for targeted support and patient-specific fit needs.

  • Click Dial for Adjustability
    The Click dial allows users to easily tighten or loosen the socket for quick fit adjustments throughout the day.

What is the Quatro?

The Quatro Adjustable Socket is the next leap in prosthetic technology, combining advanced 3D printing with user-controlled adjustability for a comfortable, secure, personalized fit, designed to move with you no matter your lifestyle.

Why Quatro?

The Quatro offers unmatched personalization with patented compression technology and adaptable panels. Built for comfort, stability, and durability, it ensures confidence in every step and adapts to your evolving needs.

Animated GIF showing how the Quatro Adjustable Socket uses patented compression technology, adaptable panels, and dial adjustment to support comfort, stability, and fit personalization.

Quatro Gait Study

See how gait analysis helps evaluate movement, stability, and fit performance with the Quatro Adjustable Socket.

LEARN MORE
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Patient Reviews

Real feedback from people who use the Quatro Adjustable Socket

Testimonial graphic from Rustin Hughes, MMA coach and amputee, reviewing his Quatro Socket with the quote “Once I got into the Quatro Socket, it totally made sense to me.”
Testimonial graphic from Tracy Hickey, below-knee amputee, reviewing her Quatro Socket with the quote “This technology has allowed me to continue doing the sports I love.”
Testimonial graphic from Betsy Oblak, below-knee amputee, reviewing her Quatro Adjustable Socket with the quote “The Quatro Adjustable Socket has been a life saver and game changer for me and my quality of life.”
Testimonial graphic from Gerald Melaragno, bilateral amputee, reviewing his Quatro Sockets with the quote “I feel very comfortable in these sockets!”

Matt Brown opens up about his challenges navigating the VA healthcare system to get a prosthetic leg that truly works for him.

After enduring years of frustration, setbacks, and delays, he finally found hope and transformation with the Quatro Socket.

For Scott Clouston, the Quatro is more than a prosthetic socket. It is a new level of comfort, control, and confidence.

After receiving his custom socket, Scott shared why he believes this technology is a game-changer for amputees seeking a better fit and more freedom.

Explore HP studies comparing carbon fiber and Multi Jet Fusion 3D printed PA12 sockets.
Explore patient resources on what to expect from Quorum, including personalized care, fit adjustments, and ongoing support.
Explore practitioner resources for digital workflows, Quatro fabrication and training, 3D printing, education, and technical support.