Quality Systems
225 articles
Medical Device Open Payments by the Numbers: $1.20B CMS Teardown (2026)
A deep quantitative teardown of the CMS Open Payments database for medical devices. Analysis of general payments, royalty dominance, specialty concentrations, and top manufacturer footprints.
Ultrasound Board-Level Failure Patterns: An HTM Field Guide to Root-Cause Diagnosis
A comprehensive HTM guide mapping ultrasound console symptoms to board-level failures (PSU, beamformer, motherboard) with FMECA data and repair-vs-replace rules.
Ultrasound Probe Repair vs Replace: An HTM Decision Framework With MAUDE Evidence
A detailed guide for HTM and biomedical engineering teams to evaluate whether to repair or replace diagnostic ultrasound transducers based on failure modes, safety risks, and compliance.
ESU Recalls: ConMed, Stryker, Megadyne & Olympus Surgical-Fire and Burn Teardown
A manufacturer-spanning deep dive into FDA electrosurgical unit (ESU) recalls and MAUDE adverse event reports. Analyzes 640 recalls, surgical fire risks, and QMS implications.
FDA 510(k) Predicate Best Practices: Recall History, Creep, and the 2026 QMSR Gate
A regulatory strategy guide analyzing the FDA's predicate-selection best practices, predicate-creep recall risk, and the 2026 QMSR parallel gate.
MDCG 2021-5 Rev.1 EU REP Symbol Transition Guide
A regulatory guide to the MDCG 2021-5 Rev.1 EU REP symbol transition, mapping OJEU decisions, Swiss and UK representative rules, and QMS timelines.
Bolivia AGEMED Medical Device Registry Teardown: Weekly Decision Signals
A quantitative analysis of Bolivia's AGEMED weekly registration bulletins: 5,714 decision signals, the high 44% deficiency rate, and importer fragmentation.
Guatemala MSPAS Medical Device Registry Teardown: Database Analysis
A quantitative teardown of Guatemala's MSPAS active-inscriptions list: 26,763 active medtech registrations, IVD-reagent dominance, and the 2026 renewal cohort.
Turkey TİTCK ÜTS Medical Device Registry Teardown: Database Analysis
A quantitative teardown of Turkey's TİTCK ÜTS national medical device register: 5.78M records, domestic-vs-import split, risk-class distribution, and the 1-in-5 rejection rate.
Kazakhstan Medical Device Registry Teardown: NDDA Database Analysis
A quantitative teardown of Kazakhstan's NDDA State Register: 32,117 total registrations (14,048 active), EAEU risk class split, and clinical areas.
Paraguay Medical Device Registry Teardown: DINAVISA Database Analysis
A quantitative analysis of Paraguay's DINAVISA medical device registro sanitario database: 8,162 registrations, product-type split, and leading holders.
Medical Device Cybersecurity Compared: FDA §524B vs EU MDR/MDCG/CRA
A comprehensive regulatory comparison of medical device cybersecurity requirements under US FDA Section 524B and the EU MDR, MDCG 2019-16, and Cyber Resilience Act (CRA).
FDA Insulin Pump Recalls: Medtronic, Insulet, and Tandem — A MAUDE and Class I Teardown
A comprehensive regulatory and clinical engineering teardown of FDA insulin pump recalls. Analyze manufacturer volumes, mechanical root causes, and MAUDE safety trends.
Philips CPAP Recall: PE-PUR Foam, 15 Million Devices, 561 Deaths Teardown
A detailed regulatory and quality system teardown of the Philips Respironics CPAP recall. Understand PE-PUR foam chemistry, the FDA consent decree, and MDR metrics.
NMPA Flight Inspections: Preparing for China's Unannounced Audits Under Order 14
A regulatory guide to China NMPA flight inspections under Decree No. 14. Understand unannounced triggers, inspector powers, and GMP readiness for manufacturers.
ISO 14971 Risk-Control Traceability: How to Spot and Fix Audit Gaps
Prepare your Risk Management File for FDA or Notified Body audits. Learn to classify, locate, and remediate risk-control traceability gaps before your next QMS inspection.
Acceptance Sampling Plans for Medical Devices: AQL, Z1.4 & ISO 2859
How to build statistically valid medical device sampling plans under 21 CFR 820.250 / ISO 13485: AQL, ANSI/ASQ Z1.4, ISO 2859-1 switching rules, c=0 plans, and OC curves.
GAMP 5 Computerized System Validation for Medical Devices (2nd Ed.)
A practical guide to GAMP 5 Second Edition for medical device manufacturers: software categories, the V-model, critical thinking, FDA CSA alignment, data integrity, and 21 CFR Part 11.
Medical Device Reliability Testing: HALT, HASS, ALT & MTBF
A practical guide to medical device reliability testing: HALT vs HASS vs accelerated life testing, Weibull and MTBF, Arrhenius acceleration, and where it fits in ISO 13485 design V&V.
FDA 522 Postmarket Surveillance Studies: Section 522 Order Compliance Guide
Understand FDA Section 522 postmarket surveillance orders for Class II and III devices: triggering criteria, the 30-day plan and 15-month start rules, study design, and the public 522 database.