Recognized standard

S3.35-2021

FDA recognition 4-312 · ANSI · Dental/ENT

Key facts

Recognition number 4-312
Designation S3.35-2021
Title American National Standard Method for Measurement of Performance Characteristics of Hearing Aids Under Simulated Real-Ear Working Conditions
Standards developer American National Standards Institute
Specialty area Dental/ENT
Date of entry Dec 18, 2023
Device classes Class 1
Scope (excerpt) This standard describes techniques used to measure hearing aids under simulated conditions of real ear use. For the purpose of these measurements, a standard manikin and ear simulator are used to represent a typical hearing aid wearer. Acoustical requirements of the test space as well as how the…

At a glance

  • None Product codes
  • 1–9 FDA guidance documents

Counts are shown as ranges. Exact figures, trends and every underlying record are available in Orca1.

About FDA-recognized consensus standards

The FDA recognizes voluntary consensus standards that manufacturers can cite in premarket submissions to show conformity with specific requirements.

Source: U.S. Food and Drug Administration (FDA), Recognized Consensus Standards database · Source date:

Browse all FDA-recognized consensus standards