United States
146 articles
Agile vs Waterfall for Medical Device Software: IEC 62304, Design Controls, and Audit Evidence
How to choose between Agile and Waterfall for medical device software development under IEC 62304 — AAMI TIR45 guidance, design control mapping, hybrid models, and what auditors actually look for.
Benefit-Risk Analysis for Medical Devices: FDA, EU MDR, and ISO 14971 Decision Framework
Complete guide to benefit-risk analysis for medical devices — ISO 14971:2019 residual risk evaluation, EU MDR AFAP requirements, FDA benefit-risk factors for PMA/De Novo/510(k), MDCG guidance, practical examples, and documentation best practices.
Medical Device Contract Manufacturing (CMO) Selection and Quality Agreements: Complete Guide
How to select a medical device contract manufacturing organization — CMO evaluation criteria, quality agreement requirements under FDA 21 CFR 820 and ISO 13485, audit programs, change control, and step-by-step implementation checklist.
CPT, HCPCS, and ICD Coding Strategy for Medical Devices: Reimbursement Pathway Guide
Complete guide to CPT, HCPCS, and ICD coding strategy for medical device manufacturers — how each code set works, when to seek new codes, Category III vs Category I pathways, AMA application process, CMS payment systems, and practical strategies for securing adequate reimbursement.
Decentralized Clinical Trials for Medical Devices: FDA Guidance, Hybrid Models, and Implementation Guide
How to design and run decentralized clinical trials for medical devices — FDA final guidance, hybrid vs fully remote models, digital endpoints, wearable data capture, eConsent, and step-by-step implementation framework.
Design Output Documentation for Medical Devices: Drawings, Specifications, BOMs, and Acceptance Criteria
Complete guide to medical device design output documentation — what ISO 13485 Clause 7.3.4 and FDA 21 CFR 820.30(d) require for drawings, specifications, BOMs, acceptance criteria, and traceability to design inputs under QMSR.
Design Review Evidence for Medical Devices: Agenda, Minutes, Independence, and FDA/ISO Expectations
Complete guide to medical device design review documentation — how to plan agendas, record minutes, ensure reviewer independence per FDA 21 CFR 820.30(e) and ISO 13485 Clause 7.3.5, and create audit-ready design review records under QMSR.
Design Transfer to Manufacturing for Medical Devices: DMR Readiness, Process Validation, and Supplier Handoff
Complete guide to medical device design transfer — how to move from design to production under FDA 21 CFR 820.30(h), ISO 13485 Clause 7.3.8, and QMSR. Covers DMR readiness, process validation (IQ/OQ/PQ), supplier qualification, and audit-ready documentation.
EDC Validation for Medical Device Clinical Trials: Part 11, Audit Trails, and Data Integrity
Complete guide to validating Electronic Data Capture (EDC) systems for medical device clinical trials — 21 CFR Part 11 compliance, EU GMP Annex 11, ICH E6(R2)/(R3) GCP requirements, GAMP 5 risk-based validation approach, IQ/OQ/PQ methodology, audit trail requirements, ALCOA+ principles, vendor vs sponsor responsibilities, study-specific validation, and common FDA inspection findings.
eIFU Electronic Instructions for Use for Medical Devices: EU MDR Regulation 2025/1234, FDA Rules, Website Access, QR Codes, and Paper IFU Requirements
Complete guide to electronic Instructions for Use (eIFU) for medical devices — EU Implementing Regulation 2021/2226 as amended by Regulation 2025/1234 expanding eIFU to all professional-use devices, risk assessment requirements, labeling obligations, EUDAMED UDI integration, FDA electronic IFU policy under 21 CFR Part 801, paper IFU fallback rules, IVDR provisions for IVDs, SaMD-specific guidance, validation expectations, and implementation checklist.
Fault Tree Analysis (FTA) for Medical Device Risk Management: When to Use It Instead of FMEA
How to perform Fault Tree Analysis under ISO 14971 for medical devices — FTA vs FMEA comparison, AND/OR gate logic, quantitative probability calculations, real-world examples, and when top-down analysis outperforms bottom-up methods.
Hazard Analysis Methods for Medical Devices: FMEA vs FTA vs PHA vs Use-Related Risk Analysis
Complete comparison of hazard analysis methods for medical device risk management — when to use FMEA, FTA, PHA, HAZOP, and use-related risk analysis under ISO 14971, IEC 62366, FDA, and EU MDR requirements, with examples and decision guidance.
ISO/TR 24971 for Medical Devices: Practical Guidance for Applying ISO 14971
Comprehensive guide to ISO/TR 24971:2020, the companion technical report to ISO 14971:2019 — how to use its annexes for hazard identification, risk analysis methods, benefit-risk analysis, cybersecurity, IVDs, and practical implementation across your risk management process.
Medicare NCD vs LCD for Medical Devices: Coverage Determination Strategy and Evidence Requirements
Complete guide to Medicare National Coverage Determinations (NCDs) and Local Coverage Determinations (LCDs) for medical device manufacturers — how each process works, evidence requirements, timelines, the new RAPID pathway, Coverage with Evidence Development, MAC jurisdictions, and practical strategies for securing Medicare coverage.
NTAP Application Guide for Medical Devices: New Technology Add-On Payment Criteria, Timeline, and Strategy
Complete guide to CMS New Technology Add-On Payment (NTAP) for medical device manufacturers — eligibility criteria (newness, cost, substantial clinical improvement), traditional vs alternative pathways, FY 2027 application timeline, MEARIS submission, Town Hall process, payment calculation, and proposed changes to Breakthrough Device fast-track pathways.
Patient-Reported Outcomes in Medical Device Trials: PRO Instruments, Validation, and FDA/EU Expectations
Guide to selecting, validating, and using patient-reported outcome (PRO) instruments in medical device clinical trials — FDA CDRH draft guidance on fit-for-purpose PROs, EU MDR clinical evaluation requirements, COA types (PRO, ClinRO, ObsRO, PerfO), instrument validation, endpoint hierarchy, and regulatory submission strategies.
Risk Management File vs Risk Management Report: ISO 14971 Documentation Explained
Clear guide to the differences between a risk management file and risk management report under ISO 14971:2019 — what each contains, how they relate, traceability requirements, and common audit findings from notified bodies and FDA.
SaMD vs SiMD vs Embedded Software: Classification, Documentation, and Regulatory Strategy
Complete guide to distinguishing SaMD, SiMD, and embedded software for medical devices — IMDRF definitions, IEC 62304 classification, FDA and EU MDR regulatory pathways, MDCG 2019-11 guidance, documentation requirements, and practical decision frameworks for medtech manufacturers.
Sample Size Calculation for Medical Device Clinical Investigations: Practical Methods and Examples
Practical guide to sample size calculation and justification for medical device clinical investigations — ISO 14155:2026 requirements, EU MDR Annex XV expectations, FDA IDE statistical guidance, superiority vs non-inferiority vs equivalence designs, Bayesian approaches, adaptive sample size re-estimation, pilot study sizing, and worked examples for orthopedic, cardiovascular, and diagnostic accuracy studies.
Statistical Analysis Plan for Medical Device Trials: Endpoints, Estimands, Missing Data, and Sensitivity Analyses
Comprehensive guide to developing a Statistical Analysis Plan (SAP) for medical device clinical trials — ICH E9 and E9(R1) estimand framework, primary and secondary endpoint hierarchy, analysis populations (ITT, PP, safety), missing data strategies (MI, tipping-point), sensitivity and supplementary analyses, multiplicity adjustment, SAP timing and approval, and regulatory expectations from FDA, EMA, and EU MDR for device submissions.