21 CFR § 866.2850 Immunology and Microbiology Devices

§ 866.2850 Automated zone reader.

Current through Sep 8, 2026 · Read all of Part 866

(a) Identification. An automated zone reader is a mechanical device intended for medical purposes to measure zone diameters of microbial growth inhibition (or exhibition), such as those observed on the surface of certain culture media used in disc-agar diffusion antimicrobial susceptibility tests. The device aids in decisionmaking respecting the treatment of disease.

(b) Classification. Class I (general controls).

← § 866.2680 Streptococcus spp. nucleic acid-based assay.§ 866.2900 Microbiological specimen collection and transport device. →