Hangzhou Retra Medical Co., Ltd. is a leading manufacturer of high-performance medical metals and orthopedic implants, specializing in Medical Titanium, Stainless Steel, CoCrMo, Tantalum, and Nitinol. With a strong commitment to research, development, and precision manufacturing, Retra Medical has become a trusted partner for hospitals, clinics, and medical device companies worldwide.
Our company offers a comprehensive range of orthopedic and surgical implants, including joint replacement components, spinal systems, trauma plates and screws, maxillofacial reconstruction devices, and custom implant solutions. All products are manufactured using surgical-grade metals that ensure biocompatibility, durability, and corrosion resistance, meeting the stringent standards of the global healthcare industry.
Retra Medical emphasizes innovation and quality control, combining advanced production techniques with rigorous testing to ensure every implant delivers reliable performance and patient safety. The company also provides customized solutions tailored to specific clinical needs, supporting minimally invasive surgery, complex trauma repair, and long-term implant success.
Guided by the principles of "quality first, innovation-driven, customer-oriented," Hangzhou Retra Medical has earned an excellent reputation both domestically and internationally. With a dedicated R&D team, modern production facilities, and professional after-sales support, we continue to advance the orthopedic and surgical implant industry, providing safe, high-quality, and reliable solutions that improve patient outcomes and support healthcare innovation worldwide.
Analyzing the paradigm shift in implantable micro-technologies, pacemaker encapsulation, and advanced neurological meshes.
In modern surgical and diagnostic applications, the demand for medical-grade titanium foil has transitioned from standard macro-dimensions to complex sub-micron thicknesses. This evolutionary leap is primarily driven by the miniaturization of active implantable medical devices (AIMDs), such as neuromodulators, cochlear implants, and micro-biosensors.
Custom OEM medical-grade titanium foil serves as the vital barrier membrane and structural interface in clinical applications where strength-to-weight ratio and corrosion resistance are non-negotiable. Leading factories must now deliver micro-thin foils down to 0.01 mm with extremely low surface roughness to support biological adhesion and electronic isolation.
Recent advances in vacuum double-arc remelting (VAR) processes have allowed manufacturers to produce Grade 5 (Ti-6Al-4V ELI) and Grade 23 titanium foils with unprecedented chemical homogeneity. This effectively eliminates localized interstitial segregation, ensuring that when the foil is stamped or deep-drawn, it maintains uniform elongation and mechanical properties across its entire surface area.
A rigorous examination of chemical compositions, mechanical tolerances, and metallurgical standards required for implantable device production.
We process pure Grades 1-4 for ductility-intensive applications, alongside Grade 5 ELI (Gr23) for structural components demanding high tensile strength and fatigue limit optimization.
Employing multi-high rolling mills to achieve thinness capabilities from 0.01mm to 0.1mm, ensuring flat profile tolerance profiles within micro-tolerances.
Configurable finishing services, including chemical etching, mechanical polishing, and anodic oxidation, providing optimal surface energy for osteointegration.
| Titanium Grade | Common Standard Reference | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) | Typical Medical Use Cases |
|---|---|---|---|---|---|
| Grade 1 (Commercially Pure) | ASTM F67 / ISO 5832-2 | ≥ 240 | ≥ 170 | ≥ 24 | Deep drawn pacemaker shells, bio-anode grids |
| Grade 2 (Commercially Pure) | ASTM F67 / ISO 5832-2 | ≥ 345 | ≥ 275 | ≥ 20 | Craniofacial meshes, structural implant components |
| Grade 5 ELI / Gr23 (Ti-6Al-4V) | ASTM F136 / ISO 5832-3 | ≥ 860 | ≥ 795 | ≥ 10 | Trauma fixation plates, high-load dental membranes |
| Grade 4 (Commercially Pure) | ASTM F67 / ISO 5832-2 | ≥ 550 | ≥ 483 | ≥ 15 | Surgical clips, vascular closure systems |
De-risking the medical supply chain through stringent regulatory adherence, material traceability, and robust quality management protocols.
Medical device OEMs operating under FDA Title 21 CFR Part 820 or European Medical Device Regulation (EU MDR 2017/745) require absolute certainty from their raw material suppliers. A critical bottleneck in global procurement is the presence of non-metallic inclusions or minor metallurgical anomalies in thin foils, which can cause catastrophic failures during sterilization or down-line stamping processes.
Hangzhou Retra Medical addresses these operational hazards through strict ISO 13485 quality control pipelines. Every delivery of custom OEM titanium foil is accompanied by detailed Mill Test Reports (MTR) verifying chemical purity, grain size compliance according to ASTM E112, and mechanical characteristics.
Exploring the next generation of surface-functionalized foils, bio-resorbable protective coatings, and advanced micro-stamping techniques.
Integration of laser-drilled pore structures into titanium foil to allow selective fluid passage while maintaining mechanical rigidity for bone graft containment.
Application of nanostructured calcium phosphate layers directly onto the cold-rolled foil substrate to dramatically reduce recovery times in dental and skull reconstructions.
Using ultra-thin titanium foils (Gr1/Gr2) as structural encapsulation materials for wearable or implantable continuous glucose and pressure monitors.
Providing direct, objective technical answers regarding titanium foil fabrication, quality standards, and integration protocols.
Retra Medical