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RecallWatchMedical Device Safety
Class IIOngoingZ-1950-2026

Advanced Bionics, LLC recalls Brand Name: HiResolution" Bionic Ear System Product Name: M Zn-Air Battery Pak Model/…

Advanced Bionics, LLCValencia, CA, United StatesReported May 6, 2026 · 2 months ago
Legal News Analyst ·

Reason for recall

The non-tamperproof battery door supplied with the sound processor fails to conform to IEC 60601-1-11:2015 by not requiring the use of a tool to replace the button/coin cell battery.

Affected product

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Enter a lot, serial, REF, or UDI number from your device's label to check it against this recall's listed codes.

Brand Name: HiResolution" Bionic Ear System Product Name: M Zn-Air Battery Pak Model/Catalog Number: CI-5501-110; CI-5501-120; CI-5501-130; CI-5501-140; CI-5501-150; CI-5501-190; CI-5501-240; CI-5501-250; CI-5501-260; CI-5501-270; CI-5501-280 Software Version: Not Applicable Product Description: The M Zn-Air Battery Pak is a disposable power source for the Naida" CI M and Sky CI" M Sound Processors. The type of disposable battery to be used with the M Zn-Air Battery Pak is a 675 power implant battery (P675). Regular 675 hearing instrument batteries will not be powerful enough for a cochlear implant. The suggested manufacturer and battery is PowerOne P675 Implant Plus battery. The M Zn-Air Battery Pak is available with non-tamperproof and tamperproof cartridges. Component: Not Applicable

Lot / code information

Lot #
Code: All lots manufactured up to February 3, 2026. Refer to Exhibit_0006

What the firm is doing

On 03/24/2026, the firm emailed customers an "URGENT: MEDICAL DEVICE RECALL M ZN-AIR BATTERY PAK (CI-5501)" Letter to inform them that, Advanced Bionics is voluntarily recalling the non-tamperproof battery door from the packaged configuration for all M Zn-Air Battery Pak (CI-5501), due to the non-tamperproof battery door does not require the use of a tool to replace the button batteries and therefore could allow unintended access to the button cell batteries within the battery compartment. Customer are instructed to: 1. Identify the Non-Tamperproof Battery Door - confirm which door is installed by performing the following check: -When inserted into the battery cartridge, the non-tamperproof door can be removed without using a tool. -The tamperproof battery door requires a tool for removal once installed. If you must use a tool to remove the door, you have the tamperproof door installed. 2. Remove and Dispose of the Non-Tamperproof Battery Door - Once identified, ensure the non-tamperproof battery door is removed from the battery cartridge. Do not reinstall or use this component. 3. Complete the Acknowledgement & Disposal Form (required) - After disposing of the non-tamperproof battery door, confirm that the component has been removed from service and disposed of appropriately by completing the Acknowledgement & Disposal Form linked in your email. For questions - contact customer service at 1-877-829-0026 or email customerservice@advancedbionics.com

DistributionShow details

Worldwide - U.S Nationwide distribution including in the state of AK, AL, AR, AZ, CA, CO, CT, CD, DE, FL, GA, HI, IA, ID, IL, IN, KS, KY, LA, MA, MD, ME, MI, MN, MO, MS, MT, NC, ND, NE, NH, NJ, NM, NV, NY, OH, OK, OR, PA, PR, RI, SC, SD, TN, TX, UT, VA, VT, WA, WI, WV, and WY. The countries of Canada, Argentina, Australia, Austria, Belgium, Brazil, Bulgaria, China, Chile, Croatia, Cuba, Czech Republic, Denmark, Egypt, Finland, France, Germany, Greece, Guam, Guatemala, Hong Kong, Hungary, India, Ireland, Israel, Italy, Japan, Kazakhstan, Luxembourg, Malaysia, Netherlands, New Zealand, Norway, Poland, Portugal, Romania, Saudi Arabia, Singapore, Slovenia, South Africa, South Korea, Spain, Sweden, Switzerland, Thailand, Trinidad and Tobago, United Arab Emirates, and United Kingdom.

Class IIWhat this means

Use of the product may cause temporary or medically reversible adverse health consequences.

Sources & references

Source: U.S. FDA openFDA device enforcement reports. This summary is informational and may lag or differ from the official record. Always verify against the FDA before acting.

Taylor Coteus
Legal News Analyst

Taylor Coteus is RecallWatch's Legal News Analyst, covering FDA medical-device enforcement and patient-safety litigation. He reviews every recall against the FDA's official openFDA record before it is published and is responsible for corrections and editorial accuracy.

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