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A design history file is a compilation of documentation that describes the design history of a finished medical device.The design history file, or DHF, is part of regulation introduced in 1990 when the U.S. Congress passed the Safe Medical Devices Act, which established new standards for medical devices that can cause or contribute to the death, serious illness, or injury of a patient.
The Medical Devices Directive (MDD 93/42/EEC) similarly lists several requirements regarding the design of a medical device. The Medical Devices Regulation (MDR (EU) 2017/745), replacing the MDD from 2021, requires information to allow the design stages applied to the device to be understood as part of the design and manufacturing information ...
The US Food and Drug Administration requires that developers of medical device follow a system of design controls.A key part of this system is design review, defined in 21CFR820.3 section (h) as "a documented, comprehensive, systematic examination of the design to evaluate the adequacy of the design requirements, to evaluate the capability of the design to meet these requirements, and to ...
The 800 series are for medical devices: 803 Medical device reporting; 814 Premarket approval of medical devices [3] 820 et seq. Quality system regulations (analogous to cGMP, but structured like ISO) [4] 860 et seq. Listing of specific approved devices and how they are classified; The 900 series covers mammography quality requirements enforced ...
Device History Record (DHR) Design History File (DHF) The sub-clause 4.2.3 of ISO 13485:2016 requires a manufacturer of medical device to establish a Technical file, similar to a device master record. The EU medical device regulation requires a manufacturer of a medical device to maintain a Technical documentation.
The MDA established a risk-based framework for the classification of medical devices and a regulatory pathway for medical devices to get to the market, created a regulatory pathway for medical device clinical trials, and established several post-market requirements including manufacturer registration and device listing with the FDA, good ...
To establish a reference range, the Clinical and Laboratory Standards Institute (CLSI) recommends testing at least 120 patient samples. In contrast, for the verification of a reference range, it is recommended to use a total of 40 samples, 20 from healthy men and 20 from healthy women, and the results should be compared to the published reference range.
The U.S. congressional review concluded medical devices would require actual device experience in a clinical setting and sufficient reporting of adverse data events. The legislation would encompass medical devices demonstrating the potential for life-threatening events and accurate adverse data collection would be required for informed ...
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