Hearing Aid Got Wet or Dropped? 5 Emergency Steps to Limit Permanent Damage

1. Step 1: Stop Power Safely

Move away from water, traffic, stairs, or other hazards before handling the device. Remove the hearing aid with dry hands. For a disposable-battery model, switch it off, open the battery door, and remove the battery if it is safe to do so. Discard a wet, leaking, corroded, or damaged battery according to local rules.

For a sealed rechargeable model, do not pry the case open. Follow the exact model instructions; if it is hot, swollen, hissing, smoking, or chemically damaged, move away, avoid charging, and seek emergency/manufacturer guidance.

2. Step 2: Blot and Inspect

Place the device on a clean, dry, lint-free towel. Blot the exterior gently; do not shake water deeper into microphone ports, battery contacts, or the receiver. Remove a dome or detachable earmold only if the provider has taught that procedure and the removal will not pull the receiver wire.

After a fall, inspect the shell, battery door, receiver wire, tubing, dome/earmold, microphone covers, charging contacts, and removal filament. Photograph visible damage for the clinic or insurer. Do not wear a sharp, cracked, loose, or deformed device.

3. Step 3: Avoid Damaging “Quick Fixes”

• Do not use a hair dryer, oven, microwave, radiator, direct sun, or other heat source.
• Do not bury the device in rice; particles and dust can enter openings, and drying is uncontrolled.
• Do not use compressed air, which can drive liquid farther inside.
• Do not rinse electronic parts with tap water, alcohol, or household cleaner.
• Do not open the shell, glue cracks, or straighten a damaged receiver wire.

Tell the professional whether exposure involved fresh water, salt water, chlorinated water, sugary drink, soap, cosmetics, or another contaminant; residue changes the service risk.

4. Step 4: Use Approved Drying

Place the device in the manufacturer-approved passive drying container or electronic dehumidifier if the model instructions allow it. Keep a disposable-battery door open during drying when instructed. Charging cases are not automatically drying systems, and a wet rechargeable device should not be charged unless the instructions or professional say it is safe.

Drying time is model- and exposure-specific. A surface that feels dry may still contain internal moisture. Significant immersion, contamination, or impact deserves professional inspection before reuse.

5. Step 5: Test Only When Safe

1. Confirm the device is fully dry and physically intact.
2. Insert a new correct disposable battery or use the approved charger only when safe.
3. Listen at low-risk handling distance before placing it in the ear.
4. Check for unusual heat, odor, crackling, distortion, intermittent sound, weak output, feedback, or failed controls.
5. Stop immediately and arrange service if anything is abnormal.

Even if sound returns, the clinic may need to inspect corrosion, run electroacoustic tests, replace a receiver, and verify output. Intermittent recovery is not proof that damage is gone.

6. Special Cases and Prevention

Prevent repeat accidents with a labeled hard case, retention cord, dry-hand routine, bathroom removal rule, bedside tray, and loss/damage coverage.

References

1. James Paget University Hospitals NHS Foundation Trust. “Hearing Aid Trouble-Shooting Guide.”
2. NIDCD. “Hearing Aids.”
3. ASHA. “Hearing Aids for Adults.”