Assays to detect pre-existing antibodies to adeno-associated virus (AAV) viral vectors

Assays to detect pre-existing antibodies to adeno-associated virus (AAV) viral vectors is a medical device manufactured by Quest Diagnostics Nichols Institute. It received FDA Premarket Approval (PMA) on 2025-07-24 under PMA number P250002. The device is classified under FDA product code QWQ. It was reviewed by the HE 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 U. 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.