UNITRON MODEL SOUND F/XD +4 (SOUND F/XD +4)
Device Facts
| Record ID | K964511 |
|---|---|
| Device Name | UNITRON MODEL SOUND F/XD +4 (SOUND F/XD +4) |
| Applicant | Unitron Industries, Inc. |
| Product Code | ESD · Ear, Nose, Throat |
| Decision Date | Nov 27, 1996 |
| Decision | SESE |
| Submission Type | Traditional |
| Regulation | 21 CFR 874.3300 |
| Device Class | Class 1 |
| Attributes | Therapeutic |
Indications for Use
To amplify and transmit sound via air conduction to the ear.
Device Story
Behind-the-ear hearing aid; amplifies and transmits sound via air conduction. Features: three fitter controls (cross over frequency, low channel gain, threshold knee point); two-channel compression circuitry; Class D circuitry; telecoil with pre-amplifier; directional microphone. Powered by size 13 battery. Operated by patient; adjustment performed by clinician based on individual audiogram. Output assists hearing-impaired users by improving sound perception.
Clinical Evidence
Bench testing only; technical specifications comply with ANSI Standard S 3.22-1987.
Technological Characteristics
Behind-the-ear form factor; Class D circuitry; two-channel compression; telecoil with pre-amplifier; directional microphone. Power: size 13 battery. Technical specifications comply with ANSI Standard S 3.22-1987.
Indications for Use
Indicated for individuals requiring sound amplification via air conduction to the ear, adjusted based on individual audiogram results.
Regulatory Classification
Identification
An air-conduction hearing aid is a wearable sound-amplifying device intended to compensate for impaired hearing that conducts sound to the ear through the air. An air-conduction hearing aid is subject to the requirements in § 800.30 or § 801.422 of this chapter, as applicable. The air-conduction hearing aid generic type excludes the group hearing aid or group auditory trainer, master hearing aid, and the tinnitus masker, regulated under §§ 874.3320, 874.3330, and 874.3400, respectively.
