The European Medical Device Regulation (EU MDR 2017/745) establishes strict requirements for the safety, performance, and lifecycle management of medical devices sold within the European Union.
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The Medical Device Regulation (EU MDR 2017/745) is the European regulatory framework governing medical devices and active implantable medical devices across the European Economic Area (EEA). The regulation became fully applicable on May 26, 2021, replacing the former Medical Device Directive (MDD 93/42/EEC) and AIMDD 90/385/EEC.
The regulation applies to manufacturers of all sizes seeking to market medical devices within the European Union.
Medical device manufacturers face increasing regulatory pressure to demonstrate product safety, clinical performance, and ongoing compliance.
Without MDR compliance, manufacturers may face delays, market restrictions, or loss of market access within the EU.
MDR certification is relevant for:
According to Annex VIII of the EU Medical Device Regulation (MDR), manufacturers must correctly classify their medical devices before initiating the certification process. Medical device classification determines the applicable conformity assessment route and the level of regulatory oversight.
Under the MDR, medical devices are categorized into four risk classes based on their intended purpose and inherent risks:

The Medical Device Regulation, officially referred to as Regulation (EU) 2017/745, is a harmonised European regulation. Manufacturers that comply with the Medical Device Regulation (MDR) requirements may affix the CE mark to their medical devices and sell them in all EU Member States and European Free Trade Association (EFTA) countries without needing additional certification or approvals.
The Medical Device Regulation replaced the previous European Directives on May 26, 2021. Since that date, the MDR has been the sole regulatory framework governing the placing of medical devices on the European market.
For manufacturers that submitted an MDR application to a Notified Body, transitional provisions apply to certain devices not yet covered by an MDR certificate. Depending on device classification and provided that no significant changes are made, these so‑called legacy devices may continue to be placed on the market until 31 December 2028.
After more than 25 years of harmonized requirements under the former directives, significant technological, regulatory, and legal advances made an update necessary.
The MDR was also prompted by safety concerns arising from incidents such as the breast implant scandal, with the aim of strengthening patient safety and preventing similar events in the future.
As a regulation, the MDR does not require national implementation, ensuring uniform interpretation and direct applicability across all EU Member States.
In March 2023, the European Commission amended the MDR transition provisions through Regulation (EU) 2023/607. Manufacturers must observe the following deadlines to remain compliant:
The MDR defines comprehensive requirements for:

TUV USA supports medical device manufacturers with independent certification and conformity assessment services aligned with EU MDR requirements.
Our Services Include
As part of the TÜV NORD GROUP, TUV USA works with globally recognized experts and notified body resources to support manufacturers throughout the certification process.
Stricter Clinical Evaluation Requirements
Manufacturers must provide stronger clinical evidence demonstrating device safety and performance. Clinical evaluations and investigations are now subject to enhanced regulatory scrutiny.
Increased Technical Documentation Requirements
Manufacturers must maintain detailed and continuously updated technical documentation to demonstrate ongoing compliance and risk management.
Industry discussions highlight that transitioning from MDD to MDR often requires substantial remediation of technical files, risk documentation, and clinical evaluation processes.
TUV USA combines technical expertise, regulatory knowledge, and global certification capabilities to help organizations navigate complex MDR requirements with confidence.
Our advantages include:
Through the TÜV NORD GROUP, we support organizations in building compliant, market-ready medical devices aligned with international regulatory expectations.
Contact our experts today to discuss your MDR certification needs.