Severity
Moderate
ModerateClass IITerminated
FDA Devices recall · Reported January 13, 2016
Natus Quantum System with NeuroWorks Software. Catalog /Part Numbers: 013926. The Natus Quantum Amplifier is intended to be used as an electroencephalograph: to acquire, display, store and archive electrophysiological signals. The amplifier should be used in conjunction with Natus NeuroWorks /SleepWorks software to acquire scalp and intracranial electroencephalographic (EEG) signals as well as polysomnographic (PSG) signals.
During an internal testing, Natus Medical Incorporated, identified that in Neuro Works 8.1 with Quantum hardware, the incoming signal is displayed with reversed polarity.
Compiled from official public sources by the editorial team.
Verify with FDA Devices →
Natus Neurology DBA Excel Tech., Ltd. (Xltek) recalled Natus Quantum System with NeuroWorks Software. Catalog /Part Numbers: 013926. The Natu… - a moderate-severity action.
Natus Quantum System with NeuroWorks Software. Catalog /Part Numbers: 013926. The Natu… was recalled by Natus Neurology DBA Excel Tech., Ltd. (Xltek) in January 13, 2016. Reason: During an internal testing, Natus Medical Incorporated, identified that in Neuro Works 8.1 with Quantum hardw…. Check the official notice for the remedy. Verify recall #Z-0581-2016 with the FDA Devices before acting.
The recall
Natus Neurology DBA Excel Tech., Ltd. (Xltek) issued this moderate-severity FDA Devices recall-During an internal testing, Natus Medical Incorporated, identified that in Neuro Works 8.1 with Quantum hardw….
- Moderate
- severity level
- Class II
- classification
- January 13, 2016
- reported
Sourced from official FDA Devices enforcement records. Verify recall #Z-0581-2016 with the agency before acting. Full product description, hazard, remedy, and related recalls are below.
Recall Insight
This FDA Devices action (record #Z-0581-2016) was formally reported on January 13, 2016, with the manufacturer initiating the action on November 11, 2015. It is classified under Moderate severity (Class II), with a current status of Terminated. Natus Neurology DBA Excel Tech., Ltd. (Xltek) is listed as the recalling firm, operating out of Oakville, N/A. Federal records list the affected scope as 56 (43 US, 13 OUS).
The documented reason for this recall is: During an internal testing, Natus Medical Incorporated, identified that in Neuro Works 8.1 with Quantum hardware, the incoming signal is displayed with reversed polarity. Distribution data in the federal record shows the product reached: Worldwide Distribution: US Distribution including states of: AL, AZ, AR, CO, FL, GA, MD, MA, MN, MS, NJ, NY, OH, SC, TN, TX and UT; and countries of: INDIA, KOREA, SPAIN, SWITZERLAND, THAILAND, UNITED KINGDOM, and CANAD…. Distribution scope 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, 3 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 - 40,322 medical devices recalls on record
Of 101,704 recalls in the database, 24,878 are high severity, 72,426 moderate, and 4,400 low. 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.
Affected scope
56 (43 US, 13 OUS)
Related Recalls
6
3 from same agency
Product description
Natus Quantum System with NeuroWorks Software. Catalog /Part Numbers: 013926. The Natus Quantum Amplifier is intended to be used as an electroencephalograph: to acquire, display, store and archive electrophysiological signals. The amplifier should be used in conjunction with Natus NeuroWorks /SleepWorks software to acquire scalp and intracranial electroencephalographic (EEG) signals as well as polysomnographic (PSG) signals.
Reason for recall
During an internal testing, Natus Medical Incorporated, identified that in Neuro Works 8.1 with Quantum hardware, the incoming signal is displayed with reversed polarity.
Recall Profile
| Attribute | Value |
|---|---|
| Agency | U.S. Food and Drug Administration |
| Severity class | Moderate (Class II) |
| Status | Terminated |
| Recall number | Z-0581-2016 |
| Date reported | January 13, 2016 |
| Date initiated | November 11, 2015 |
| Recalling firm | Natus Neurology DBA Excel Tech., Ltd. (Xltek) |
| Firm location | Oakville, N/A |
| Affected scope | 56 (43 US, 13 OUS) |
| Distribution | Worldwide Distribution: US Distribution including states of: AL, AZ, AR, CO, FL, GA, MD, MA, MN, MS, NJ, NY, OH, SC, TN, TX and UT; and countries of: INDIA, KOREA, SPAIN, SWITZERLAND, THAILAND, UNITED KINGDOM, and CANADA. . |
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-0581-2016) 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.
Frequently Asked Questions
What product was recalled? ▼
Natus Quantum System with NeuroWorks Software. Catalog /Part Numbers: 013926. The Natus Quantum Amplifier is intended to be used as an electroencephalograph: to acquire, display, store and archive electrophysiological signals. The amplifier should be used in conjunction with Natus NeuroWorks /SleepWorks software to acquire scalp and intracranial electroencephalographic (EEG) signals as well as polysomnographic (PSG) signals.. Recalled by Natus Neurology DBA Excel Tech., Ltd. (Xltek). Units affected: 56 (43 US, 13 OUS).
Why was this product recalled? ▼
During an internal testing, Natus Medical Incorporated, identified that in Neuro Works 8.1 with Quantum hardware, the incoming signal is displayed with reversed polarity.
Which agency issued this recall? ▼
This recall was issued by the FDA Devices on January 13, 2016. Severity: Moderate. Recall number: Z-0581-2016.
Where was the recalled product distributed? ▼
Distribution: Worldwide Distribution: US Distribution including states of: AL, AZ, AR, CO, FL, GA, MD, MA, MN, MS, NJ, NY, OH, SC, TN, TX and UT; and countries of: INDIA, KOREA, SPAIN, SWITZERLAND, THAILAND, UNITED KINGDOM, and CANADA. ..
How do I check if my product is affected by a recall? ▼
Check the product description and recall number (Z-0581-2016) against your product. Visit the official FDA Devices website for the most current information. You can also use our Recall Checker tool to search by product name or brand.
Should I stop using a recalled medication or medical device? ▼
Do not stop using a recalled medication or device without consulting your healthcare provider first, as abruptly discontinuing treatment could pose its own health risks. Your doctor can advise on alternatives or whether the recall applies to your specific product lot. Check the recall number and lot information against your product packaging.
Nearby Recalls in This Category
Other recalls in the same product category, useful for spotting patterns across the same defect class or manufacturer.
CPSC Moderate
Rowenta Recalls Cordless Vacuum Cleaners Due to Risk of Serious Injury from Fire and Burn Hazards
· 2026-07-02
CPSC Moderate
Daikin Comfort Technologies Manufacturing Recalls Amana Air Conditioners and Heat Pumps Due to Risk of Serious Injury f…
· 2026-06-25
CPSC Moderate
Arizer Solo III Portable Vaporizers Recalled Due to Fire and Burn Hazards; Risk of Serious Injury or Death; Imported by…
· 2026-06-18
FDA Devices Moderate
GE HealthCare TRADE IN CARESCAPE TELEMETRY SERVER ARK-2250L - NORTH AMERICA, REF #5697603-902, Product Code KSA; used i…
GE Medical Systems Information Technologies Inc · 2026-06-03
FDA Devices Critical
Medline kits containing Huons Co. Bupivacaine HCL in Dextrose Injection, USP, labeled as: 1) BLOCK TRAY, Medline Kit…
Medline Industries, LP · 2026-06-03
Compare this recall with Rowenta Recalls Cordless Vacuum Cleaners Due to Risk of Ser… →
Every figure on PlainRecalls is rendered directly from official FDA, CPSC and NHTSA recall records, no number is typed in by an editor. This recall: FDA Devices, reported January 13, 2016. Severity classes follow each agency's own taxonomy (FDA Class I/II/III; CPSC and NHTSA by hazard type), and related-recall context is computed across the full archive. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of July 2026.