We manufacture high-reliability multilayer PCBs for life-critical medical devices. Our advanced layer-count capabilities and certified quality standards ensure maximum signal integrity and precision for complex medical electronics.
• ISO 13485, ISO 9001 & IPC-A-610 Class 2/3 Compliant
• Up to 40-Layer Rigid, 8-Layer Flex & 20-Layer Rigid-Flex
• In-stock High-Reliability Materials Including Shengyi, Panasonic & Rogers
A medical multilayer PCB features three or more copper conductor layers laminated together with high-grade insulating materials. By interconnecting these internal layers with plated through-holes, blind vias, and buried vias, we build highly compact, complex circuits that fit high-density electronics into smaller form factors. This advanced construction is essential for modern medical devices, delivering the high signal integrity, precise routing, and rugged reliability required for diagnostic tools, imaging systems, patient monitors, and life-critical equipment.
Our facility operates strictly under ISO 13485 certified quality management and IPC Class 2/3 assembly standards. We source high-performance, medical-grade laminates including Rogers, Panasonic, and Shengyi, ensuring every multilayer board complies with global regulatory and life-safety requirements.
We perform precise controlled impedance testing matched to your specific stackup layout and layer counts ±8% for Standard, ±5% for High Precision. By managing differential pairs, trace widths, and dielectric spacing, we guarantee optimal signal integrity, low loss, and zero interference for sensitive medical diagnostics and imaging gear.
MedPCB PCB engineers perform a thorough Design for Manufacturability (DFM) review on every order prior to production. We spot layout errors, signal path conflicts, and thermal issues early, helping you prevent costly redesigns, lower manufacturing costs, and speed up time-to-market.
We offer complimentary Via-in-Pad technology for multilayer medical designs. By filling and capping vias directly beneath component pads, we maximize routing area, reduce parasitic inductance, and allow for ultra-compact BGAs without extra engineering fees.
To safeguard product purity, all assembled medical PCBs undergo rigorous final cleaning and are sealed in contamination-free, ESD-safe sterile packaging. Combined with our MES tracking systems, we maintain complete lot-to-lot material traceability for total regulatory compliance.
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Layer Count |
4–40 layers |
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Maximum Board Size |
Standard: 500 × 600 mm (19" × 23") Advanced: 1100 × 500 mm (43" × 19") |
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Base Materials |
High-Tg FR4, Rogers, Polyimide, Megtron, Taconic, Arlon |
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Via Technology |
Blind & Buried Vias, Microvias, Via-in-Pad, Back Drilling |
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Impedance Control |
±8% (Standard), ±5% (High Precision) |
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Layer Registration |
4 Layers: 0.15 mm / 0.10 mm (Std./Adv.) 6 Layers: 0.20 mm / 0.13 mm 8 Layers: 0.25 mm / 0.15 mm |
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Minimum Clearance |
Hole Edge to Inner Circuit: 0.225 mm / 0.15 mm Board Outline to Inner Circuit: 0.38 mm / 0.225 mm |
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Minimum Board Thickness |
4 Layers: 0.30 mm / 0.20 mm (Std./Adv.) 6 Layers: 0.60 mm / 0.50 mm 8 Layers: 1.00 mm / 0.75 mm |
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Thickness Tolerance |
4 Layers: ±0.13 mm / ±0.10 mm (Std./Adv.) 6 Layers: ±0.15 mm / ±0.13 mm 8–12 Layers: ±0.20 mm / ±0.15 mm |
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Surface Finishes |
ENIG, ENEPIG, Immersion Gold, Immersion Silver, Immersion Tin, OSP, Hard Gold |
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Solder Mask Colors |
Green, Black, Blue, Red, White, Yellow, Purple (Matte or Glossy) |
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Every multilayer board undergoes exhaustive quality testing to guarantee 100% layer-to-layer connection accuracy and structural integrity before leaving MedPCB:
• Microsectioning & Cross-Section Analysis to verify dielectric thickness and via plating uniformity
• AOI (Automated Optical Inspection) for inner and outer layer trace precision
• X-Ray Inspection to verify layer alignment and registration
• Electrical Flying Probe & Bed-of-Nails Testing for shorts and open circuits
• Controlled Impedance Testing to validate high-frequency signal paths
Challenge: Asymmetric stack-ups or mismatched materials cause thermal stress, resulting in board warping, bow-and-twist defects, and trace cracking during high-temperature reflow.
Our Solution: We manufacture strictly balanced, symmetrical stack-ups using high-grade, thermally matched laminates (Rogers, Panasonic, Shengyi) to ensure flat, structurally stable boards.
Challenge: Micro-variations in trace width, copper thickness, or dielectric spacing on inner layers cause signal attenuation and electromagnetic interference (EMI).
Our Solution: We enforce tight manufacturing tolerances using automated etching lines and perform 100% controlled impedance testing across all signal layers for noise-free transmission.
Challenge: Laminating high-layer-count boards risks resin starvation, micro-voids, and layer misregistration, causing electrical opens or shorts.
Our Solution: We utilize advanced vacuum lamination presses with precise heat and pressure controls to guarantee uniform bonding, zero void formation, and precise layer registration up to 40 layers.
Challenge: High-density layouts with microvias, blind/buried vias, and IPC Class 3 specs often contain hidden manufacturability errors that delay production.
Our Solution: We provide complimentary DFM analysis to review your Gerber files, verify trace clearances, check via structures, and ensure your layout is fully production-ready before manufacturing begins.
Medical-grade multilayer PCBs require high precision. We manufacture high-precision medical-grade multilayer PCBs and help balance cost, compliance, and reliability for your projects.
• Layer Count & Size - Increasing the number of PCB layers requires additional lamination, drilling, alignment, and inspection processes. Medical devices often demand controlled impedance, dense routing, and tighter manufacturing tolerances, making high-layer-count boards more complex and costly to produce.
• Materials & Vias - Standard FR-4 and traditional plated through-holes are the most economical choices. Upgrading to high-frequency laminates (like Rogers) or complex blind/buried microvias requires extra manufacturing cycles, raising overall expenses.
• Finishes & Delivery - Basic HASL is low-cost, but medical devices often need ENIG or ENEPIG for flatness and biocompatibility, which increases finish costs. You can offset these costs by ordering in larger production volumes and avoiding rush fees through standard lead times.
MedPCB supports your medical multilayer PCB projects with material recommendations, free DFM review, and IPC Class 2/3 manufacturing for reliable, cost-effective production. Just send us your Gerber file today!
Ophthalmic Diagnostic Equipment
Manufactures multilayer PCBs built to handle precise imaging sensors and signal routing for advanced eye scanners and diagnostic devices, ensuring reliable optical measurements.
Nurse Call & Alarm Systems
Produces high-reliability circuit boards designed for continuous 24/7 operation, ensuring instant response times, multi-channel communication, and zero communication failures in hospital environments.
Body Temperature Monitors
Fabricates compact, low-noise multilayer boards engineered to support sensitive thermal sensors for accurate, real-time patient monitoring systems.
Dental Equipment
Builds durable, thermally resilient PCBs for dental imaging tools, curing units, and motorized instruments, ensuring long-lasting performance against frequent sterilization and vibration.
High-precision 6-layer PCB designed with dedicated inner shielding layers to isolate sensitive analog sensor signals from external noise, ensuring accurate intraocular pressure readings.
High-density 8-to-10-layer PCB stackup featuring controlled impedance and integrated power/ground planes to support continuous high-speed data transmission and multi-device connectivity.
Thermal-optimized 4-layer metal-core PCB designed with heavy copper layers and strategic thermal vias to efficiently dissipate heat away from high-power LEDs in compact wearable housings.
Ultra-thin, ultra-flexible 4-layer rigid-flex PCB engineered with micro-vias and high-density interconnect (HDI) technology for tight space constraint, fast intraoral X-ray data transfer, and moisture resistance.
Our Medical Multilayer PCB FAQ addresses essential questions regarding your manufacturing requirements. We cover our capabilities for complex medical electronics, supply chain management, assembly timelines, rigorous quality inspection protocols, and our capacity to scale from initial builds to production batches. For every medical device project, we guarantee precision-focused, medical-grade assembly standards.
01005 (0.4mm*0.2mm)
Turnkey, Partial Turnkey, Consigned
±0.035 mm
No MOQ
Turnkey, Partial Turnkey, Consigned
Fast-Turn, Expedited Services and Pilot Builds
No MOQ
+/-0.035mm
01005 (0.4mm*0.2mm)
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