The Complizen blog

Notes from the FDA frontier.

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

Showing 1–9 of 9 · Testing & Evidence
Testing & Evidence
Oct 12, 2026 · ~8 MIN

Does FDA Accept Foreign Test Reports? Using Non-US Lab Reports

Discover how to use foreign test reports in a 510(k) submission, including FDA guidelines, acceptable standards, and essential documentation requirements.

Testing & Evidence
510(k)
Oct 9, 2026 · ~8 MIN

When Does a 510(k) Need Clinical Data? FDA Rules and Data

Discover when clinical data is required for a 510(k) submission, key FDA guidelines, and insights from device evaluations to streamline your market entry.

Testing & Evidence
Jan 14, 2026 · ~8 MIN

Which Sterilization Method Should I Use for My Medical Device? Complete Selection Guide

Discover the best Sterilization method for your medical device with our complete guide. Learn about Sterilization options, material compatibility, and validation.

Testing & Evidence
Dec 19, 2025 · ~8 MIN

FDA Performance Testing Requirements: Complete Bench, Software, and Biocompatibility Guide

Discover the essential FDA performance testing requirements for your device. This complete guide covers bench, software, and biocompatibility testing, ensuring compliance with FDA performance testing standards.

Testing & Evidence
Dec 17, 2025 · ~8 MIN

Human Factors Engineering for Medical Devices: Complete FDA Usability Guide

Explore the essential guide on human factors engineering for medical devices. Understand FDA's expectations on human factors engineering for device safety.

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.

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.

Testing & Evidence
SaMD
Jun 10, 2025 · ~8 MIN

Clinical Evidence for SaMD: Valid Association, Analytical & Clinical Validation

Learn how to design and structure clinical evidence for SaMD—study types, endpoints, reporting formats.

Testing & Evidence
Jun 5, 2025 · ~8 MIN

FDA Software Validation: What Evidence to Show Complete Guide

Discover the precise software validation evidence FDA requires for SaMD—test plan, code coverage, risk-based testing, and automated checks.