ISO 10993: A strategic approach to the biological evaluation of medical devices

Medical devices

Biological evaluation is a fundamental element in demonstrating the safety of medical devices and compliance with Regulation (EU) 2017/745 (MDR). The ISO 10993 series represents the internationally recognized standard for assessing the biocompatibility of materials and devices throughout their entire lifecycle.

In this context, Kiwa, as a Notified Body, supports manufacturers through a rigorous, scientific, and risk‑based approach, transforming regulatory requirements into a structured pathway that creates tangible value.

Beyond testing: ISO 10993 as a biological risk management process

The evolution of the ISO 10993 series has introduced a paradigm shift—from the simple execution of biological tests to a comprehensive, risk‑based evaluation, as defined in ISO 10993‑1. 

Today, biocompatibility assessment requires an integrated analysis of:

  • the nature and duration of contact with the human body
  • material composition and manufacturing processes
  • existing data, scientific literature, and clinical evidence 

Kiwa positively evaluates scientifically justified and proportionate approaches that demonstrate a thorough understanding of biological interactions and minimize unnecessary testing, thereby optimizing time and resources.

ISO 10993 and MDR: consistency, integration, continuity

With the application of the MDR, biological evaluation has taken on a central role in demonstrating compliance with the General Safety and Performance Requirements (GSPR).

For Kiwa, consistency is essential across:

  • biological evaluation (ISO 10993)
  • risk management (ISO 14971)
  • clinical evaluation
  • up‑to‑date technical documentation 

A structured and dynamic approach, also incorporating post‑market surveillance, ensures regulatory continuity and long‑term robustness. 

Kiwa: A Notified Body close to manufacturers

In an increasingly complex regulatory landscape, Kiwa supports manufacturers as a competent and reliable partner. 

Close collaboration with companies, combined with technical expertise and regulatory clarity, fosters constructive dialogue and a practical understanding of operational challenges. 

This approach enables manufacturers to:

  • reduce iterations and critical issues
  • prevent non‑conformities
  • support market access and business continuity 

Compliance is not merely a requirement, but a tool to support development, quality, and market confidence. 

Production of medical products

The value of Kiwa

  • Scientific and regulatory expertise
  • Risk‑based, lifecycle‑oriented approach
  • Continuous dialogue and qualified support
  • Focus on effective and sustainable compliance 

The ISO 10993 series is today a strategic element in ensuring patient safety and compliance with the MDR. 

With Kiwa, biological evaluation becomes an integral part of a robust regulatory strategy; one that transforms compliance into concrete value for manufacturers and for the healthcare system as a whole.

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