Severity
Moderate
ModerateClass IITerminated
FDA Devices recall · Reported April 27, 2016
Leica Microsystems (Schweiz) Ag. The common name of the device is surgical microscope. It has been assigned the product code FSO by the FDA and is classified as a Class I medical device. Intended for improving the visibility of objects through magnification and illumination.
An electronic component of the Leica M525 OH4 and Leica M720 OH5 surgical microscopes with 400W illumination could potentially overheat, resulting in smoke and smell emanating fro…
Compiled from official public sources by the editorial team.
Verify with FDA Devices →
Leica Microsystems, Inc. recalled Leica Microsystems (Schweiz) Ag. The common name of the device is surgical microscope. It… - a moderate-severity action.
Leica Microsystems (Schweiz) Ag. The common name of the device is surgical microscope. It… was recalled by Leica Microsystems, Inc. in April 27, 2016. Reason: An electronic component of the Leica M525 OH4 and Leica M720 OH5 surgical microscopes with 400W illumination …. Check the official notice for the remedy. Verify recall #Z-1499-2016 with the FDA Devices before acting.
The recall
Leica Microsystems, Inc. issued this moderate-severity FDA Devices recall-An electronic component of the Leica M525 OH4 and Leica M720 OH5 surgical microscopes with 400W illumination ….
- Moderate
- severity level
- 381 units
- affected scope
- Class II
- classification
- April 27, 2016
- reported
Sourced from official FDA Devices enforcement records. Verify recall #Z-1499-2016 with the agency before acting. Full product description, hazard, remedy, and related recalls are below.
Recall Insight
This FDA Devices action (record #Z-1499-2016) was formally reported on April 27, 2016, with the manufacturer initiating the action on January 11, 2016. It is classified under Moderate severity (Class II), with a current status of Terminated. Leica Microsystems, Inc. is listed as the recalling firm, operating out of Buffalo Grove, IL. Federal records list the affected scope as 381 units.
The documented reason for this recall is: An electronic component of the Leica M525 OH4 and Leica M720 OH5 surgical microscopes with 400W illumination could potentially overheat, resulting in smoke and smell emanating from the ventilation openings of the illumi… Distribution data in the federal record shows the product reached: Worldwide Distribution-US (nationwide) including Puerto Rico and the states of MA, CA, SC, NJ, TX, CO, FL, PA, NY, MO, WI, NC, UT, ID, AZ, MI, KY, CT, OR, , IL, AL, MN, MT, OH, NE, GA, IN, SD, TN, OK, AK, KS, NV, NM, ,…. 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
381 units
Related Recalls
6
3 from same agency
Product description
Leica Microsystems (Schweiz) Ag. The common name of the device is surgical microscope. It has been assigned the product code FSO by the FDA and is classified as a Class I medical device. Intended for improving the visibility of objects through magnification and illumination.
Reason for recall
An electronic component of the Leica M525 OH4 and Leica M720 OH5 surgical microscopes with 400W illumination could potentially overheat, resulting in smoke and smell emanating from the ventilation openings of the illumination units located opposite and away from the surgeon / patient side of the surgical microscope.
Recall Profile
| Attribute | Value |
|---|---|
| Agency | U.S. Food and Drug Administration |
| Severity class | Moderate (Class II) |
| Status | Terminated |
| Recall number | Z-1499-2016 |
| Date reported | April 27, 2016 |
| Date initiated | January 11, 2016 |
| Recalling firm | Leica Microsystems, Inc. |
| Firm location | Buffalo Grove, IL |
| Affected scope | 381 units |
| Distribution | Worldwide Distribution-US (nationwide) including Puerto Rico and the states of MA, CA, SC, NJ, TX, CO, FL, PA, NY, MO, WI, NC, UT, ID, AZ, MI, KY, CT, OR, , IL, AL, MN, MT, OH, NE, GA, IN, SD, TN, OK, AK, KS, NV, NM, , ND, VA, WA, WY and … |
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-1499-2016) 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? ▼
Leica Microsystems (Schweiz) Ag. The common name of the device is surgical microscope. It has been assigned the product code FSO by the FDA and is classified as a Class I medical device. Intended for improving the visibility of objects through magnification and illumination.. Recalled by Leica Microsystems, Inc.. Units affected: 381 units.
Why was this product recalled? ▼
An electronic component of the Leica M525 OH4 and Leica M720 OH5 surgical microscopes with 400W illumination could potentially overheat, resulting in smoke and smell emanating from the ventilation openings of the illumination units located opposite and away from the surgeon / patient side of the surgical microscope.
Which agency issued this recall? ▼
This recall was issued by the FDA Devices on April 27, 2016. Severity: Moderate. Recall number: Z-1499-2016.
Where was the recalled product distributed? ▼
Distribution: Worldwide Distribution-US (nationwide) including Puerto Rico and the states of MA, CA, SC, NJ, TX, CO, FL, PA, NY, MO, WI, NC, UT, ID, AZ, MI, KY, CT, OR, , IL, AL, MN, MT, OH, NE, GA, IN, SD, TN, OK, AK, KS, NV, NM, , ND, VA, WA, WY and MD, and the countries of China, Belgium, France, Germany, Great Britain, Italy, Norway, Portugal, Spain, Sweden, Switzerland, India, Japan, Argentina, Chile, Colombia, Mexico, Peru, Belarus, Egypt, Greece, Morocco, Poland, Qatar, Romania, Russian Fed., Saudi Arabia, South Africa, Turkey, Canada, , Australia, Malaysia and Taiwan..
How do I check if my product is affected by a recall? ▼
Check the product description and recall number (Z-1499-2016) 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.
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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 April 27, 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.