FDA Devices recall · Reported October 18, 2017
Unify, Model Numbers: CD3231-40 and CD3231-40Q; Unify Quadra, Model Numbers: CD3249-40 and CD3249-40Q; Unify Assura, Model Numbers: CD3257-40, CD3257-40Q, CD3357-40C, CD3357-40Q; Quadra Assura, Model Numbers: CD3265-40, CD3265-40Q, CD3365-40C, CD3365-40Q; Quadra Assura MP, Model Numbers: CD3269-40, CD3269-40Q, CD3369-40C, CD3369-40Q Unify and Unify Assura cardiac resynchronization therapy defibrillators (CRTDs) are intended to provide ventricular anti-tachycardia pacing and ventricular defibril
The device may exhibit premature battery depletion.
St Jude Medical Inc. recalled Unify, Model Numbers: CD3231-40 and CD3231-40Q; Unify Quadra, Model Numbers: CD3249-40 an… - a critical-severity action.
Unify, Model Numbers: CD3231-40 and CD3231-40Q; Unify Quadra, Model Numbers: CD3249-40 an… was recalled by St Jude Medical Inc. in October 18, 2017. Reason: The device may exhibit premature battery depletion.. Check the official notice for the remedy. Verify recall #Z-0004-2018 with the FDA Devices before acting.
The recall
St Jude Medical Inc. issued this critical-severity FDA Devices recall-The device may exhibit premature battery depletion..
- Critical
- severity level
- 89K units
- affected scope
- Class I
- classification
- October 18, 2017
- reported
Sourced from official FDA Devices enforcement records. Verify recall #Z-0004-2018 with the agency before acting. Full product description, hazard, remedy, and related recalls are below.
Recall Insight
This recall's affected scope, documented in the Recall Profile below, stays within a single-region or limited-distribution footprint. Distribution scope (see Distribution below) directly affects the consumer exposure window and determines whether a recall remains regional or escalates into a nationwide advisory.
Within the same product category the archive holds 6 closely related recalls, 6 from FDA Devices - clustering in a narrow category often points to a systemic quality-control or supplier issue rather than a one-off defect. Always verify the recall number against the official agency record before acting.
Medical Devices recalls over time
Where this recall sits in its category - 41,021 medical devices recalls on record
Of 88,244 recalls with an agency hazard classification, 19,068 are high severity, 64,652 moderate, and 4,524 low. A further 16,179 CPSC/NHTSA recalls have no agency class and are excluded from this split. This recall is classified high severity.
Counts reflect market size and reporting activity, not inherent danger, we do not rank products by risk from raw recall volume.
Product description
Unify, Model Numbers: CD3231-40 and CD3231-40Q; Unify Quadra, Model Numbers: CD3249-40 and CD3249-40Q; Unify Assura, Model Numbers: CD3257-40, CD3257-40Q, CD3357-40C, CD3357-40Q; Quadra Assura, Model Numbers: CD3265-40, CD3265-40Q, CD3365-40C, CD3365-40Q; Quadra Assura MP, Model Numbers: CD3269-40, CD3269-40Q, CD3369-40C, CD3369-40Q Unify and Unify Assura cardiac resynchronization therapy defibrillators (CRTDs) are intended to provide ventricular anti-tachycardia pacing and ventricular defibrillation for automated treatment of life-threatening ventricular arrhythmias. The devices may also be programmed to provide single or dual chamber bradycardia pacing, in additional to cardiac resynchronization therapy via left ventricular pacing
Reason for recall
The device may exhibit premature battery depletion.
Recall Profile
| Attribute | Value |
|---|---|
| Agency | U.S. Food and Drug Administration |
| Severity class | Critical (Class I) |
| Status | Terminated |
| Recall number | Z-0004-2018 |
| Date reported | October 18, 2017 |
| Date initiated | August 28, 2017 |
| Recalling firm | St Jude Medical Inc. |
| Firm location | Sylmar, CA |
| Affected scope | 89,109 units |
| Distribution | US Nationwide Distribution |
Profile values are sourced directly from the official FDA Devices enforcement record. Source: U.S. Food and Drug Administration.
What to do with this recall
Match your product against the recall record, then act on the agency remedy.
- Check the recall number (Z-0004-2018) and product description against the item you own. Search the archive
- Confirm the current status with FDA Devices before acting, recall details can be updated.
- This is a Class I (high-risk) recall, stop using the product immediately and follow the disposal or return instructions. What to do next
This page summarizes the official FDA Devices record for research and awareness; it is not legal, medical, or safety advice. Verify with the issuing agency before acting.
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Nationwide recalls with similar severity or category timing
Drug and device notices outside this firm and state, matched by severity timing and product category.
Similar severity · nearest report date
Same archive severity grade (Critical), closest by report date among other firms and states.
Similar Medical Devices · nearest report date
Same product category, closest by report date among other firms and states (deduped against the severity set).
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Methodology · Corrections · Archive as of August 2026