510(k) Report

510(k) · Cleared

Cleared

Audallion II Hearing System

K970215510(k) TraditionalCleared Mar 31, 199769-day reviewClass I21 CFR 874.3300

Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly, last Nov 3, 2026

Resound Corp. · ESD Hearing Aid, Air-Conduction, Prescription

Cleared on Mar 31, 1997 as substantially equivalent to K964557 (Resound Corp., 1996) after a 69-day review. Its family tree reaches back 2 generations to 1991.

Decided
Mar 31, 1997
Review
69 days
Class
Class I
Product code
ESD
Recalls
None
Predicates
1

Its longest line of descent runs back 2 generations to K912665 (1991). No later device cites it as a predicate yet.

  1. Root · 2 generations backK912665 System BT W/Remote Control Option Hearing AidResound Corp. · 1991
  2. 1 generation backK964557 Resound BT4 Personal Hearing System W/Remote Control OptionResound Corp. · 1996
  3. This deviceK970215 Audallion II Hearing SystemResound Corp. · 1997
View FIG. 1 as a table

Line of descent and top descendants

GenerationNumberDeviceApplicantDecidedRecalls
−2K912665System BT W/Remote Control Option Hearing AidResound Corp.1991—
−1K964557Resound BT4 Personal Hearing System W/Remote Control OptionResound Corp.1996—
0 (this device)K970215Audallion II Hearing SystemResound Corp.1997—
FIG. 1 — Lineage of K970215, 1991–1997Source: FDA 510(k) summaries, read by 510(k) Report · How lineage is built

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Notable FDA decisions, review times and new Class I recalls. See an issue.

Sources: FDA 510(k) database (decision fields), the FDA summary (predicates and indications), FDA recall and enforcement reports, and MAUDE; processed by 510(k) Report. Verify on FDA.gov · Methodology and accuracy.

Planning a device in ESD? A 510(k) Report weighs predicate choices, recall history and review times for a new device like this one.

Top candidate predicates for a new ESD device

  1. #1 K232999 Lyric4 Hearing Aidscore 8.4 · 5 generations · no Class I recall
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What was it cleared against? (1)

Devices the submitter claimed this one is substantially equivalent to (*), and reference devices cited for a specific test or feature (†), as written in the FDA summary.

TypeNumberDeviceApplicantDecidedRecalls
*K964557Resound BT4 Personal Hearing System W/Remote Control Option
Summary page 1
…OF SAFETY AND EFFECTIVENESS Substantial equivalence for the Audallion® II Hearing System to the predicate device, the ReSound® BT4 Personal Hearing System™, 510(k) No. K964557, Nov. 27, 1996, is based on the following: e This air-conduction behind-the-ear hearing instrument with body-worm processor is…
Resound Corp.1996—

Also cleared against K964557: 1 other device →

What descends from it?

No later submission names this one as a predicate yet.

Has anything in its family been recalled? (0 Class I)

No FDA recall names this device.

No ancestor or descendant has a Class I recall.

What does this lineage say?

  • The line of descent spans 6 years and passes through 1 company; a new generation was cleared every 5.3 years on median.
  • None of the 2 ancestors has a recall.
  • 1 other device also cites its predicate K964557.

How does its category compare?

All ESD devices

ESD Hearing Aid, Air-Conduction, Prescription: FDA decisions, review times, recalls and adverse event reports over 20 years.

FDA decisions per year · ESD

1in 2024

2008: 12013: 12024: 1
2007high 1 (2008) · low 0 (2007)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · ESD

Too few ESD 510(k)s in any year since 2007 to give a median.

Recalls per year · ESD

2in 2019

2010: 12018: 12019: 2
2007high 2 (2019) · low 0 (2007)2026

Class I (0 since 2007) Class II/III not classified

Adverse event reports per year · ESD

53in 2025

2007: 132008: 132009: 32010: 12011: 32012: 62013: 372014: 42015: 62016: 72017: 42018: 122019: 92020: 52021: 42022: 42023: 82024: 162025: 53
2007high 53 (2025) · low 1 (2010)2025

MAUDE reports naming product code ESD, not matched to any one device; reports are not rates.

View these four charts as a table
YearDecisionsMedian 510(k) review, daysRecalls (Class I)MAUDE reports
20070—013
20081—013
20090—03
20100—11
20110—03
20120—06
20131—037
20140—04
20150—06
20160—07
20170—04
20180—112
20190—29
20200—05
20210—04
20220—04
20230—08
20241—016
20250—053
20260—0—

What is it indicated for?

This air-conduction behind-the-ear hearing instrument with body-worn processor is intended to amplify sound pressure waves and transmit the signal to the external ear through the medium of air to compensate for hearing losses from mild to severe.

Indications for use read by OCR from a scanned FDA summary, so letters may be misread. Check the PDF before quoting it.

Cite this page

510(k) Report. “K970215: Audallion II Hearing System.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 4, 2026. https://510kreport.com/device/K970215

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Record history
  • FDA decision record loaded May 2, 2026
  • Summary read Oct 13, 2026 (extraction version 9eaa42aa01ed)
  • Lineage and recalls computed Nov 3, 2026
  • Page last updated Nov 3, 2026