EU Regulations

IVDR Performance Evaluation Explained image for Patient Guards blog on IVDR Performance Evaluation

IVDR Performance Evaluation Explained: A Complete Guide for Manufacturers

Performance Evaluation is one of the most important requirements under the EU In Vitro Diagnostic Regulation (IVDR). Every manufacturer must demonstrate that their in vitro diagnostic medical device achieves its intended purpose through robust scientific validity, analytical performance and clinical performance evidence. This guide explains every stage of IVDR Performance Evaluation, including Performance Evaluation Plans (PEPs), Performance Evaluation Reports (PERs), Post-Market Performance Follow-up (PMPF) and how Performance Evaluation supports successful CE marking under Regulation (EU) 2017/746.

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IVDR Classification Explained: A Complete Guide to Class A, B, C and D IVDs

Understanding how your in vitro diagnostic device is classified under the EU IVDR is one of the first and most important steps towards regulatory compliance. This guide explains the IVDR classification rules, the differences between Class A, B, C and D IVDs, how Annex VIII is applied, and how classification affects conformity assessment, technical documentation and Notified Body involvement.

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When Do You Need New Biocompatibility Testing for a Medical Device?

A material change, supplier switch, manufacturing transfer or design modification does not automatically require new ISO 10993 biocompatibility testing. Learn how manufacturers use Biological Evaluation Plans (BEPs), chemical characterisation, toxicological risk assessments and Biological Evaluation Reports (BERs) to determine whether existing biological evidence remains valid or whether additional testing is required under ISO 10993-1, the EU MDR and FDA expectations.

When Do You Need New Biocompatibility Testing for a Medical Device? Read More »

Why Notified Bodies Reject IVDR Performance Evaluation Reports: The Top 3 Mistakes Manufacturers Make

More than half of IVDR submissions face deficiencies during Notified Body review, with Performance Evaluation Reports (PERs) among the most common areas of concern. Learn the three critical mistakes that lead to PER rejections—including weak State of the Art justification, non-systematic literature reviews, and poor traceability between Scientific Validity, Analytical Performance, and Clinical Performance data—and discover how to build a compliant, audit-ready IVDR technical file.

Why Notified Bodies Reject IVDR Performance Evaluation Reports: The Top 3 Mistakes Manufacturers Make Read More »

10 Common Technical Documentation Deficiencies Found During EU MDR and IVDR Notified Body Reviews

10 Common Technical Documentation Deficiencies Found During EU MDR and IVDR Notified Body Reviews

Preparing technical documentation for EU MDR or IVDR certification is only half the challenge. Successfully passing a Notified Body review depends on demonstrating consistency across your Quality Management System, Clinical Evaluation, Risk Management, Biological Evaluation, Performance Evaluation and Post-Market Surveillance activities. Discover ten of the most common technical documentation deficiencies identified during MDR and IVDR conformity assessments—and learn how to reduce the likelihood of costly review cycles and certification delays.

10 Common Technical Documentation Deficiencies Found During EU MDR and IVDR Notified Body Reviews Read More »

Patient Guard EU Authorised Representative Services

EU Authorised Representative Services for Medical Device & IVD Manufacturers

Selling medical devices or IVDs in Europe? If your company is based outside the EU, appointing an EU Authorised Representative (EC Rep) is a legal requirement under EU MDR 2017/745 and IVDR 2017/746. Patient Guard provides expert EU Authorised Representative services, EUDAMED support, regulatory guidance, and ongoing compliance management to help manufacturers access and maintain the European market with confidence.

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Agile Compliance for Medical Device Software

Predetermined Change Control Plans (PCCPs): The Future of Agile Compliance for Medical Device Software

Learn how PCCPs help medical device software manufacturers manage updates, support AI systems, and enable agile compliance under evolving MDR and UKCA frameworks.

Predetermined Change Control Plans (PCCPs): The Future of Agile Compliance for Medical Device Software Read More »

The AI Act Omnibus Explained: What the 2026 EU Rules Mean for Medical Device and IVD Manufacturers

The AI Act Omnibus Explained: What the 2026 EU Rules Mean for Medical Device and IVD Manufacturers

Discover how the EU AI Act Omnibus affects AI medical devices and IVD manufacturers. Learn about the No Duplication principle, transparency rules, key 2026 and 2028 deadlines, and how MDR and IVDR compliance are converging with AI regulation.

The AI Act Omnibus Explained: What the 2026 EU Rules Mean for Medical Device and IVD Manufacturers Read More »

Post-Deadline Reality Check: I’ve Submitted My IVDR Class C – Now What?

Post-Deadline Reality Check: I’ve Submitted My IVDR Class C – Now What?

Submitted your IVDR Class C application? Learn what happens next, common causes of delays, review timelines, and why the September 2026 contract deadline is critical for maintaining EU market access.

Post-Deadline Reality Check: I’ve Submitted My IVDR Class C – Now What? Read More »

The MHRA 2026 Regulatory Roadmap Explained

The MHRA 2026 Regulatory Roadmap Explained

Learn how the MHRA 2026 Regulations will impact UKCA compliance, IVD classifications, AI medical devices, IRP pathways, and post-market surveillance.

The MHRA 2026 Regulatory Roadmap Explained Read More »

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