Immunohistochemistry test, DNA mismatch repair (MMR) Protein assay

Immunohistochemistry test, DNA mismatch repair (MMR) Protein assay is a medical device manufactured by Agilent Technologies, Inc.. It received FDA Premarket Approval (PMA) on 2025-08-15 under PMA number P250004. The device is classified under FDA product code QNH. It was reviewed by the PA advisory panel. This device is classified as Class III by the FDA. Class III devices subject to the most stringent regulatory controls. These devices generally require premarket approval (PMA) because they support or sustain human life, are of substantial importance in preventing impairment of human health, or present a potential unreasonable risk of illness or injury. PMA is the most stringent type of device marketing application required by the FDA. The device falls under the medical specialty of H. It is regulated under 21 CFR Part 8. Unlike 510(k) clearance, which demonstrates substantial equivalence to a predicate device, PMA requires the manufacturer to submit clinical trial data demonstrating the safety and effectiveness of the device. PMA is generally required for Class III devices that support or sustain human life, are of substantial importance in preventing impairment of human health, or present a potential unreasonable risk of illness or injury.