# FDA recall Z-1503-2024

> **Philips Respironics, Inc.** · Class I · device recall initiated 2024-03-19.

## Product

Trilogy Evo O2, all software versions except 1.05.06.00. Ventilator for pediatric and adult patients.

## Reason for recall

Potential for sudden loss of ventilation due to Battery Depleted or Loss of Power alarm while unit has sufficient power.

## Distribution

Domestic: Nationwide Distribution; Foreign: AE, AR, AT, AU, BD, BE, BG, BO, BR, BS, CA, CH, CL, CN, CO, CZ, DE, DK, DZ, EC, EE, EG, ES, FI, FR, GB, GE, GF, GI, GR, GT, HK, HR, HU, ID, IE, IL, IN, IT, JE, JO, JP, KE, KR, KW, LB, LT, MA, ME, MK, MM, MQ, MT, MX, MY, NG, NL, NO, NP, NZ, OM, PA, PE, PF, PH, PK, PL, PR, PT, PY, QA, RE, RO, RS, RU, SA, SE, SG, SI, SK, TH, TN, TR, TW, UA, US, UY, VN, YT, ZA, ZW.

## Key facts

- **Recall number:** Z-1503-2024
- **Recalling firm:** Philips Respironics, Inc.
- **Classification:** Class I
- **Product type:** device
- **Status:** Ongoing
- **Initiation date:** 2024-03-19
- **Report date:** 2024-04-24

- **Voluntary/Mandated:** Voluntary: Firm initiated
- **Location:** Murrysville, PA, United States

## Primary source

FDA Enforcement Reports: https://www.accessdata.fda.gov/scripts/ires/index.cfm?Product=Z-1503-2024

## Citation

> AI Analytics. FDA recall Z-1503-2024. Retrieved 2026-06-09 from https://api.ai-analytics.org/recall/Z-1503-2024. Source: US FDA. Licensed CC0.

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