The Complizen blog

Notes from the FDA frontier.

155 posts and counting — every CDRH guidance, warning letter, and explainer worth your time.

Showing 73–96 of 155
Software, AI & SaMD
SaMD
Aug 11, 2025 · ~8 MIN

What Is IMDRF? Complete AI/ML & SaMD Guide (N88 GMLP + N81 Risk)

IMDRF's new 2025 AI guidance (N88 & N81) sets global standards for AI medical devices. Learn the 10 GMLP principles + implementation roadmap.

Market Entry & Strategy
Aug 10, 2025 · ~8 MIN

EU MDR vs FDA: US-EU Medical Device Regulatory Comparison Guide

EU MDR vs FDA complete comparison 2025. CE marking vs 510(k) timelines, costs, requirements. Strategic market entry guide for medical device companies

Market Entry & Strategy
Aug 8, 2025 · ~8 MIN

How to Fund a Medical Device Startup: Complete Guide (Grants, Angels, VC & Non-Dilutive Options)

Complete medical device startup funding guide. Grants, VC, angels, crowdfunding options. $305K-$100M+ funding strategies and timelines.

Quality & Design
Aug 7, 2025 · ~8 MIN

Medical Device QMS: ISO 13485 & FDA QMSR Complete Guide

Quality Management System (QMS) guide for medical devices. FDA QMSR 2026 requirements, startup implementation strategy, and regulatory compliance.

Testing & Evidence
Aug 6, 2025 · ~8 MIN

FDA Consensus Standards for Medical Devices: US Declaration of Conformity Complete Guide

FDA consensus standards guide: Declaration of Conformity requirements, 2025 updates, strategic selection, and submission optimization. Accelerate FDA review with proper DOC implementation.

Software, AI & SaMD
AI
Aug 6, 2025 · ~8 MIN

Predetermined Change Control Plan (PCCP) for AI/ML-Enabled Devices: FDA Guide

Build an FDA-ready PCCP for AI devices: what to include, what’s in scope, where it goes in 510(k)/De Novo/PMA, labeling notes, and common pitfalls (2025).

Market Entry & Strategy
Aug 5, 2025 · ~8 MIN

How To Bring A Medical Device To Market: Complete Step-by-Step Guide

Medical device product development process: 5 phases from concept to launch. Complete 2025 guide with timelines, costs, regulatory requirements, and success strategies.

Testing & Evidence
Aug 4, 2025 · ~8 MIN

Medical Device Packaging Requirements: Complete FDA, ISO 11607 & Validation Complete Guide

Ensure your medical device packaging meets FDA standards in 2025. Learn how to avoid costly delays with expert insights on medical device packaging.

Market Entry & Strategy
Aug 3, 2025 · ~8 MIN

How Much Does It Cost to Bring a Medical Device to Market? Complete Budget Guide

Discover the true medical device cost to market. Avoid funding shortfalls with realistic medical device cost estimates from industry experts.

Market Entry & Strategy
Jul 31, 2025 · ~8 MIN

How Does Medical Device Reimbursement Work in the US? Complete Guide

Your medical device reimbursement playbook: CPT/HCPCS coding, Medicare coverage (NCD/LCD, TCET), and payment levers (NTAP, OPPS pass-through)—plus commercial payer strategy.

Quality & Design
Jul 30, 2025 · ~8 MIN

Design Controls for Medical Devices (21 CFR 820.30): Complete FDA Guide

Explore our complete 21 CFR 820.30 guide for FDA Design Controls in medical devices. Learn the 9 elements, implementation steps, costs, and avoid expensive mistakes. Expert guidance.

Post-Market
Jul 29, 2025 · ~8 MIN

Safe Medical Devices Act (SMDA): What It Means — MDR, User-Facility Rule & Penalties

Discover how the Safe Medical Devices Act impacts businesses. Learn how the Safe Medical Devices Act can be a strategic advantage.

Labeling & Registration
Jul 29, 2025 · ~8 MIN

What Is UDI? FDA's Unique Device Identification System Complete Guide

Complete guide to FDA's UDI system. Learn requirements, GUDID submission, compliance deadlines, and avoid costly mistakes. Expert regulatory guidance.

Pathways
Jul 28, 2025 · ~8 MIN

FDA Complete Guide: Everything Medical Device Companies Need to Know

Unlock the secrets to FDA approval just with our comprehensive guide. Master FDA strategies to accelerate medtech success and gain market edge.

Submissions
Jul 24, 2025 · ~8 MIN

FDA Medical Device Databases: Complete Search Guide

Unlock the power of FDA database insights with our complete guide. Learn strategic FDA database search techniques to boost your regulatory strategy.

Quality & Design
Jul 23, 2025 · ~8 MIN

Medical Device Clinical Trials: Complete FDA Requirements, IDE & Evidence Guide

Discover everything about medical device clinical trials in our guide. Learn how clinical trials ensure safety and effectiveness for FDA approval.

Post-Market
Jul 22, 2025 · ~8 MIN

Medical Device Post-Market Surveillance: Complete FDA Compliance Guide

Ensure FDA compliance with our complete guide on post-market surveillance. Learn essential strategies for medical device safety and effectiveness.

Quality & Design
Jul 21, 2025 · ~8 MIN

21 CFR 820 QSR to QMSR: Complete Transition Guide

Prepare for the 2026 QMSR transition with our comprehensive guide. Learn how QMSR will replace FDA 21 CFR 820, ensuring seamless compliance.

Pathways
Jul 21, 2025 · ~8 MIN

FDA Medical Device Process: Complete Pathway Guide

Navigate the complex FDA Medical Device Approval process with our 2025 Pathway Guide. Discover key strategies for Medical Device Approval success.

Software, AI & SaMD
AI
Jul 20, 2025 · ~8 MIN

AI Medical Devices: FDA Draft Guidance, TPLC & PCCP Complete Guide

Discover the essential guide to AI Medical Device regulations with the FDA's updates. Learn how AI Medical Device compliance can accelerate innovation.

Post-Market
Jul 18, 2025 · ~8 MIN

Adverse Event Reporting for Medical Devices: Complete FDA Medical Device Reporting (MDR) Guide

Learn the essentials of medical device adverse event reporting with our comprehensive FDA MDR Guide. Ensure compliance and avoid penalties.

Quality & Design
Risk
Jul 17, 2025 · ~8 MIN

ISO 14971:2019 Risk Management for Medical Devices: Complete Implementation Guide

Discover expert strategies for ISO 14971 risk management in medical devices. Ensure compliance and enhance safety with our complete implementation guide.

Post-Market
∎
Jul 16, 2025 · ~8 MIN

FDA Warning Letters for Medical Devices: Complete Guide

Discover how to prevent costly FDA Warning Letters for medical devices with our guide. Avoid FDA Warning Letter pitfalls today!

Pathways
Jul 15, 2025 · ~8 MIN

FDA Medical Device Classification: Class I, II, III Explained

Complete guide to FDA device classes I, II & III. Learn classification criteria, regulatory pathways, examples & requirements.