--- title: "Zio AT Clinical Reference Manual, Part: ALB0031, and Zio AT Important Informa... — FDA record Z-0183-2023 | Is It on Recall" description: "Ambulatory ECG monitoring system labeling update: 1) Clinically actionable arrhythmia notifications delayed until patient registration is complete; 2) Patches l" url: https://isitonrecall.com/recall/fda-device-z-0183-2023-zio-at-clinical-reference-manual-part-alb0031-and-zio-at-important-information-pamphlet-part-alb0034/ updated: 2026-10-01 site: "Is It on Recall" language: en --- [Recall archive](https://isitonrecall.com/archives/) / FDA device enforcement # Zio AT Clinical Reference Manual, Part: ALB0031, and Zio AT Important Information Pamphlet, Part: ALB0034. For Zio Am... — FDA record Z-0183-2023 Reported ongoing Status as reported in the agency record. FDA warns that enforcement status may not track the current recall lifecycle; check the current official notice. Source date Sep 28, 2022. Retrieved Oct 1, 2026. Last updated Oct 1, 2026. Archive changed Oct 1, 2026. USDA FSIS records are unavailable; [check FSIS directly](https://www.fsis.usda.gov/recalls). [Source coverage and dates](https://isitonrecall.com/sources/). ## What the record says - **Product**: Zio AT Clinical Reference Manual, Part: ALB0031, and Zio AT Important Information Pamphlet, Part: ALB0034. For Zio Ambulatory ECG monitoring system - **Reason**: Ambulatory ECG monitoring system labeling update: 1) Clinically actionable arrhythmia notifications delayed until patient registration is complete; 2) Patches limited to 100 symptomatic and 500 asymptomatic wireless transmissions; once the maximum transmission limit is reached for either type, any further transmissions for that type will cease. Risk of delayed reporting to health providers. - **Classification**: Class II - **Recalling firm**: iRhythm Technologies, Inc. - **Quantity**: 1,443 - **Agency-reported status**: Ongoing - **Source record identifier**: Z-0183-2023 [Open the official record](https://api.fda.gov/device/enforcement.json?search=recall_number%3A%22Z-0183-2023%22) [What the recall classes mean](https://isitonrecall.com/guides/recall-classes/). Classification is an agency assessment, not individual medical advice. ## Lot and product identifiers | Label field | Details supplied by the agency | | --- | --- | | Lot, code or applicability | UDI-DI: 00869770000210; Model/Revision: ALB0031/07, ALB0034/03 | Match all identifying details in the current notice. A brand name alone is not enough. ## Distribution US: MD, NY, FL, TN, WA, AL, MA, AZ, CA, KS, HI, PA, NJ, TX, MN, VA, AR, OR, NC, CO, KY, MS, LA, MI, WI, WV, IN, ID, SC, CT, SD, IA, NV, OK, OH, IL, VT, NH, NE, NM, MO, ME, DC, RI, MT, DE, GA, ND States below are derived from the distribution text, including nationwide wording. They are not inferred from the firm's address. - [Alabama](https://isitonrecall.com/state/alabama/) - [Arkansas](https://isitonrecall.com/state/arkansas/) - [Arizona](https://isitonrecall.com/state/arizona/) - [California](https://isitonrecall.com/state/california/) - [Colorado](https://isitonrecall.com/state/colorado/) - [Connecticut](https://isitonrecall.com/state/connecticut/) - [District of Columbia](https://isitonrecall.com/state/district-of-columbia/) - [Delaware](https://isitonrecall.com/state/delaware/) - [Florida](https://isitonrecall.com/state/florida/) - [Georgia](https://isitonrecall.com/state/georgia/) - [Hawaii](https://isitonrecall.com/state/hawaii/) - [Iowa](https://isitonrecall.com/state/iowa/) - [Idaho](https://isitonrecall.com/state/idaho/) - [Illinois](https://isitonrecall.com/state/illinois/) - [Indiana](https://isitonrecall.com/state/indiana/) - [Kansas](https://isitonrecall.com/state/kansas/) - [Kentucky](https://isitonrecall.com/state/kentucky/) - [Louisiana](https://isitonrecall.com/state/louisiana/) - [Massachusetts](https://isitonrecall.com/state/massachusetts/) - [Maryland](https://isitonrecall.com/state/maryland/) - [Maine](https://isitonrecall.com/state/maine/) - [Michigan](https://isitonrecall.com/state/michigan/) - [Minnesota](https://isitonrecall.com/state/minnesota/) - [Missouri](https://isitonrecall.com/state/missouri/) - [Mississippi](https://isitonrecall.com/state/mississippi/) - [Montana](https://isitonrecall.com/state/montana/) - [North Carolina](https://isitonrecall.com/state/north-carolina/) - [North Dakota](https://isitonrecall.com/state/north-dakota/) - [Nebraska](https://isitonrecall.com/state/nebraska/) - [New Hampshire](https://isitonrecall.com/state/new-hampshire/) - [New Jersey](https://isitonrecall.com/state/new-jersey/) - [New Mexico](https://isitonrecall.com/state/new-mexico/) - [Nevada](https://isitonrecall.com/state/nevada/) - [New York](https://isitonrecall.com/state/new-york/) - [Ohio](https://isitonrecall.com/state/ohio/) - [Oklahoma](https://isitonrecall.com/state/oklahoma/) - [Oregon](https://isitonrecall.com/state/oregon/) - [Pennsylvania](https://isitonrecall.com/state/pennsylvania/) - [Rhode Island](https://isitonrecall.com/state/rhode-island/) - [South Carolina](https://isitonrecall.com/state/south-carolina/) - [South Dakota](https://isitonrecall.com/state/south-dakota/) - [Tennessee](https://isitonrecall.com/state/tennessee/) - [Texas](https://isitonrecall.com/state/texas/) - [Virginia](https://isitonrecall.com/state/virginia/) - [Vermont](https://isitonrecall.com/state/vermont/) - [Washington](https://isitonrecall.com/state/washington/) - [Wisconsin](https://isitonrecall.com/state/wisconsin/) - [West Virginia](https://isitonrecall.com/state/west-virginia/) ## Dates in the source - **Report date**: Nov 16, 2022 - **Recall initiation date**: Sep 28, 2022 - **Center classification date**: Nov 4, 2022 FDA company pages use the listing date; enforcement records use initiation dates; CPSC uses recall date; NHTSA uses report-received date. These dates are not interchangeable. ## What to do next Read the official notice for the action that applies to your exact product. [Read the current instructions](https://api.fda.gov/device/enforcement.json?search=recall_number%3A%22Z-0183-2023%22) ## Related records [Medical devices records](https://isitonrecall.com/category/medical-devices/) [iRhythm Technologies, Inc. records](https://isitonrecall.com/brand/irhythm-technologies-inc/)