Three Dee Bulletin
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, by Hugh Sheridan Qaadir and the New 3D Printing Landscape: Bridging Chinese Value and Western Reliability
The global 3D printing market has changed dramatically in the last decade. Once dominated by a handful of Western manufacturers, it is now shaped by...
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, by Hugh Sheridan TPU vs EVA: Comparing 3D-Printed SMOs and EVA Draped SMOs
As digital workflows continue to reshape orthotic practice, Supramalleolar Orthoses (SMOs) have become one of the clearest case studies for comparing traditional fabrication with additive manufacturing....
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, by Hugh Sheridan Why FDM 3D Printing Shouldn’t Be Used for AFOs
Over the past decade, 3D printing has opened exciting new opportunities in orthotics. Faster prototyping, lighter devices, digital design, and customizable shapes have made additive...
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, by Hugh Sheridan Centralized vs. Open AFO Design Platforms: What Really Works Best for Clinics?
Do we rely on a centralized design ecosystem like PIRO by Invent Medical — where design, validation, and production standards are tightly controlled?Or do we...
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, by Hugh Sheridan Are 3D-Printed Prosthetic Sockets Safe to Wear?
3D-printed prosthetic sockets can be safe, reliable, and clinically effective—but only under the right conditions:
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, by Hugh Sheridan Why Combining Pressure Mapping and 3D iPhone Scanning Is Essential for Modern Foot Biomechanics Assessment
Using both pressure mapping and 3D scanning is no longer optional—it is becoming the gold standard in modern clinical practice.
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, by Hugh Sheridan LiDAR vs. Structured-Light 3D Scanners in Orthotics & Prosthetics: What Clinicians Need to Know
LiDAR vs. Structured-Light 3D Scanners in Orthotics & Prosthetics: What Clinicians Need to Know
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, by Hugh Sheridan Why Would You Choose Milling Over Direct 3D Printing in 2025 for Your Orthotic & Prosthetic Applications?
In the fast-evolving landscape of digital fabrication for orthotic and prosthetic (O&P) device production, it’s tempting to assume that 3D printing is the inevitable future....
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, by Hugh Sheridan Why Layerloop may be a better choice than PodoPrinter & other belt-insole systems
For orthotics & prosthetics workshops seeking a future-proof, high-precision continuous belt printer that covers insoles plus orthotic components and supports a broad material palette, the...
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, by Hugh Sheridan The Cheapest Way to 3D Print a Prosthetic Cover — Function, Aesthetics, and Budget in Balance
When done right, total cost per cosmetic prosthetic cover can fall below $20 USD, with print times under 10 hours — a price point that...
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, by Hugh Sheridan Why some 3D-printed definitive sockets can feel heavy—and why it’s hard to find the “right” patient
This article unpacks the engineering reasons that can drive weight up, explains selection pitfalls, and clarifies where products from Augo (Invent Medical), Instalimb, and Proteor’s...
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, by Hugh Sheridan Structure Sensor vs. Shining 3D Einstar vs. EinScan Medixa — which scanner fits O&P work best?
Here’s a practical comparison of three popular options—the Structure Sensor (Mark II/Pro/3), Shining 3D Einstar, and Shining 3D EinScan Medixa—with guidance on where each shines in...
