FDA Devices recall · Reported July 2, 2014
NxStage Dialysate Sack (SAK) with Concentrate for Use with PureFlow SL REF: SAK-302 Lactate , 40, Potassium 1, Sodium 140, Calcium 3, Magnesium 1, Chloride 105, Glucose (mg/dL) 100, Batch Size (liters): 60 The SAK is one of the disposables used with NxStage PureFlow SL Dialysate Preparation System. The SAK is a disposable bag pre-filled with dialysate concentrate that is then filled with purified water prepared by NxStage PureFlow SL Dialysate Preparation System to prepare a batch of d
SAK Dialysate Concentrate contain aluminum levels which exceed internal product specification
NxStage Medical, Inc. recalled NxStage Dialysate Sack (SAK) with Concentrate for Use with PureFlow SL REF: SAK-302 La… - a moderate-severity action.
NxStage Dialysate Sack (SAK) with Concentrate for Use with PureFlow SL REF: SAK-302 La… was recalled by NxStage Medical, Inc. in July 2, 2014. Reason: SAK Dialysate Concentrate contain aluminum levels which exceed internal product specification. Check the official notice for the remedy. Verify recall #Z-1855-2014 with the FDA Devices before acting.
The recall
NxStage Medical, Inc. issued this moderate-severity FDA Devices recall-SAK Dialysate Concentrate contain aluminum levels which exceed internal product specification.
- Moderate
- severity level
- Class II
- classification
- July 2, 2014
- reported
Sourced from official FDA Devices enforcement records. Verify recall #Z-1855-2014 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 moderate severity.
Counts reflect market size and reporting activity, not inherent danger, we do not rank products by risk from raw recall volume.
Product description
NxStage Dialysate Sack (SAK) with Concentrate for Use with PureFlow SL REF: SAK-302 Lactate , 40, Potassium 1, Sodium 140, Calcium 3, Magnesium 1, Chloride 105, Glucose (mg/dL) 100, Batch Size (liters): 60 The SAK is one of the disposables used with NxStage PureFlow SL Dialysate Preparation System. The SAK is a disposable bag pre-filled with dialysate concentrate that is then filled with purified water prepared by NxStage PureFlow SL Dialysate Preparation System to prepare a batch of dialysate for use with the NxStage System One. SAKs are packaged in a case containing two SAKs. SAK product SKUs vary in the dialysate concentrate and volume of the final dialysate batch.
Reason for recall
SAK Dialysate Concentrate contain aluminum levels which exceed internal product specification
Recall Profile
| Attribute | Value |
|---|---|
| Agency | U.S. Food and Drug Administration |
| Severity class | Moderate (Class II) |
| Status | Terminated |
| Recall number | Z-1855-2014 |
| Date reported | July 2, 2014 |
| Date initiated | May 14, 2014 |
| Recalling firm | NxStage Medical, Inc. |
| Firm location | Lawrence, MA |
| Affected scope | 19423 cases |
| Distribution | Worldwide Distribution - USA (nationwide) and Internationally to France, Netherlands, Spain, Sweden, and the UK. |
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-1855-2014) 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.
- Follow the documented remedy (refund, replacement, repair, or disposal) rather than general advice. 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 (Moderate), 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