510(k) Report

510(k) · Cleared

Recalled · 2012

Soundbite Hearing System by Sonitus Medical

K110831510(k) TraditionalCleared Jun 21, 201188-day reviewClass II21 CFR 874.3302Recalls 5

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

Sonitus Medical, Inc. · LXB Hearing Aid, Bone Conduction

Cleared on Jun 21, 2011 as substantially equivalent to K100649 (Sonitus Medical, Inc., 2011) and 1 other predicate after an 88-day review. Its family tree reaches back 7 generations to 1986. It has been recalled 5 times.

Decided
Jun 21, 2011
Review
88 days
Class
Class II
Product code
LXB
Recalls
5
Predicates
2

Its longest line of descent runs back 7 generations to K861971 (1986). 23 ancestors in all. No later device cites it as a predicate yet.

Other ancestors, by year cleared 2008: 1 other ancestor2006: 1 other ancestor2005: 1 other ancestor2004: 1 other ancestor2002: 1 other ancestor1999: 1 other ancestor1998: 1 other ancestor1996: 1 other ancestor1994: 1 other ancestor1993: 1 other ancestor2001: 1 other ancestor1992: 1 other ancestor1991: 1 other ancestor1989: 1 other ancestor1995: 1 other ancestor1987: 1 other ancestorK861971 · Xomed Audiant Bone Conductor W/Improved AA Coil · Xomed, Inc. · 1986K955713 · Nobelpharma Bone Anchored Hearing Aid · Nobelpharma USA, Inc. · 1996K984162 · Branemark Bone-Anchored Hearing Aid (Baha) System for Pediatric Use · Nobelpharma USA, Inc. · 1999K992872 · Branemark Bone-Anchored Hearing Aid (Baha) Cordelle II · Entific Medical Systems, Inc. · 1999K080363 · Baha Cordelle II · Cochlear Bone Anchored Systems AB · 2008K090720 · Cochlear Baha BP100 · Cochlear Bone Anchored Systems AB · 2009K100649 · Soundbite Hearing System by Sonitus · Sonitus Medical, Inc. · 2011198519901995200020052010
  1. Root · 7 generations backK861971 Xomed Audiant Bone Conductor W/Improved AA CoilXomed, Inc. · 1986
  2. 6 generations backK955713 Nobelpharma Bone Anchored Hearing AidNobelpharma USA, Inc. · 1996
  3. 5 generations backK984162 Branemark Bone-Anchored Hearing Aid (Baha) System for Pediatric UseNobelpharma USA, Inc. · 1999
  4. 4 generations backK992872 Branemark Bone-Anchored Hearing Aid (Baha) Cordelle IIEntific Medical Systems, Inc. · 1999
  5. 3 generations backK080363 Baha Cordelle IICochlear Bone Anchored Systems AB · 2008
  6. 2 generations backK090720 Cochlear Baha BP100Cochlear Bone Anchored Systems AB · 2009
  7. 1 generation backK100649 Soundbite Hearing System by SonitusSonitus Medical, Inc. · 2011
  8. This deviceK110831 Soundbite Hearing System by Sonitus MedicalSonitus Medical, Inc. · 2011
View FIG. 1 as a table

Line of descent and top descendants

GenerationNumberDeviceApplicantDecidedRecalls
−7K861971Xomed Audiant Bone Conductor W/Improved AA CoilXomed, Inc.1986—
−6K955713Nobelpharma Bone Anchored Hearing AidNobelpharma USA, Inc.1996—
−5K984162Branemark Bone-Anchored Hearing Aid (Baha) System for Pediatric UseNobelpharma USA, Inc.1999—
−4K992872Branemark Bone-Anchored Hearing Aid (Baha) Cordelle IIEntific Medical Systems, Inc.1999—
−3K080363Baha Cordelle IICochlear Bone Anchored Systems AB2008—
−2K090720Cochlear Baha BP100Cochlear Bone Anchored Systems AB2009—
−1K100649Soundbite Hearing System by SonitusSonitus Medical, Inc.2011—
0 (this device)K110831Soundbite Hearing System by Sonitus MedicalSonitus Medical, Inc.2011—

Other ancestors by year cleared

Year clearedDevicesWith a Class I recall
198710
198910
199110
199210
199310
199410
199510
199610
199810
199910
200110
200210
200410
200510
200610
200810
FIG. 1 — Lineage of K110831, 1986–2011Source: FDA 510(k) summaries, read by 510(k) Report · How lineage is built

Get the monthly Device Review Tracker

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 LXB? 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 LXB device

  1. #1 K254296 Ossiclear (Ossiclear System)score 14.7 · 11 generations · no Class I recall
  2. #2 Held for the reportin the report
  3. #3 Held for the reportin the report
Get a 510(k) Report

What was it cleared against? (2)

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
*K100649Soundbite Hearing System by Sonitus
Summary page 2
…in the product's labeling. Equivalent Device: The subject device is substantially equivalent in intended use and/or method of operation to the SoundBite Hearing System (K1 00649) and Cochlear Baha (K090720). Basis for the Submission: The basis for the submission is for an expanded Indication for Use of th…
Sonitus Medical, Inc.2011—
*K090720Cochlear Baha BP100
Summary page 2
…quivalent Device: The subject device is substantially equivalent in intended use and/or method of operation to the SoundBite Hearing System (K1 00649) and Cochlear Baha (K090720). Basis for the Submission: The basis for the submission is for an expanded Indication for Use of the SoundBite Hearing System w…
Cochlear Bone Anchored Systems AB2009—

What descends from it?

No later submission names this one as a predicate yet.

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

Recalls of this device

DateClassRecallRoot causeReason
Feb 2, 2012Not classifiedZ-1182-2012Nonconforming Material/ComponentSonitas received reports of stress cracking on the SoundBite Microphone Tube.
Feb 2, 2012Not classifiedZ-1179-2012Nonconforming Material/ComponentSonitas received reports of stress cracking on the SoundBite Microphone Tube.
Feb 2, 2012Not classifiedZ-1181-2012Nonconforming Material/ComponentSonitas received reports of stress cracking on the SoundBite Microphone Tube.
Feb 2, 2012Not classifiedZ-1183-2012Nonconforming Material/ComponentSonitas received reports of stress cracking on the SoundBite Microphone Tube.
Feb 2, 2012Not classifiedZ-1180-2012Nonconforming Material/ComponentSonitas received reports of stress cracking on the SoundBite Microphone Tube.

No ancestor or descendant has a Class I recall.

What does this lineage say?

  • The line of descent spans 25 years and passes through 5 companies; a new generation was cleared every 1.6 years on median.
  • None of the 23 ancestors has a recall.

How does its category compare?

All LXB devices

LXB Hearing Aid, Bone Conduction: FDA decisions, review times, recalls and adverse event reports over 20 years. 2011, this device’s year, is highlighted.

FDA decisions per year · LXB

2in 2025

2008: 22009: 22010: 22011: 52012: 12013: 52015: 22016: 42017: 12018: 12019: 12021: 42025: 22026 (partial year): 4
2007high 5 (2011) · low 0 (2007)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · LXB

79in 2021

2011: 189 days median2013: 103 days median2016: 110 days median2021: 79 days median2026 (partial year): 164 days median
2007high 189 (2011) · low 79 (2021)2026

Receipt to decision; years with fewer than 3 clearances left blank.

Recalls per year · LXB

1in 2018

2012: 52018: 1
2007high 5 (2012) · low 0 (2007)2026

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

Adverse event reports per year · LXB

261in 2025

2007: 42008: 1102009: 762010: 912011: 1232012: 3462013: 6402014: 5452015: 8242016: 6922017: 3792018: 3362019: 4972020: 5472021: 4902022: 3872023: 3482024: 2322025: 261
2007high 824 (2015) · low 4 (2007)2025

MAUDE reports naming product code LXB, 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—04
20082—0110
20092—076
20102—091
201151890123
20121—5346
201351030640
20140—0545
20152—0824
201641100692
20171—0379
20181—1336
20191—0497
20200—0547
20214790490
20220—0387
20230—0348
20240—0232
20252—0261
202641640—

What is it indicated for?

The SoundBite Hearing System is intended for patients 18 years and older with the following indications: * Patients with moderately severe, severe, or profound sensorineural hearing loss in one ear and normal hearing in the other ear (i.e. single sided deafness or 'SSD"). Normal hearing is defined as a pure tone average (PTA) air-conduction (AC) hearing threshold (measured at 0.5, 1, 2, and 3 kHz) of better than or equal to 25 dB HL. " Patients with…

Read the full statement (194 words)

The SoundBite Hearing System is intended for patients 18 years and older with the following indications:

* Patients with moderately severe, severe, or profound sensorineural hearing loss in one ear and normal hearing in the other ear (i.e. single sided deafness or 'SSD"). Normal hearing is defined as a pure tone average (PTA) air-conduction (AC) hearing threshold (measured at 0.5, 1, 2, and 3 kHz) of better than or equal to 25 dB HL.

" Patients with conductive hearing loss where the pure tone average bone-conduction hearing threshold (measured at 0.5, 1, 2, and 3 kHz) is better than or equal to 25 dB HL.

Additionally, use of SoundBite is intended for patients with:

* At least two contiguous molar or premolar teeth with no untreated tooth decay. Patients with tooth decay present are to first have restorations before being fitted for SoundBite;

* Healthy attachment to those teeth with tooth pockets limited to no more than 5mm;

* No mobile teeth;

" Bone loss no greater than a 34% average on the mesial and distal sides of the tooth as measured on X-ray on the teeth on which the device will be worn.

Indications for use as stated in the FDA summary.

Cite this page

510(k) Report. “K110831: Soundbite Hearing System by Sonitus Medical.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 5, 2026. https://510kreport.com/device/K110831

Report an extraction error

Tell us what is wrong; we check it against the FDA summary.

Are you the manufacturer?

Send a correction or an update to this page, for example a newer model or a public statement about a recall.

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