510(k) · Cleared
ClearedLockbox for Perfusor Space PCA Infusion Pump
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
B.Braun Medical, Inc. · MRZ Accessories, Pump, Infusion
Cleared on Aug 2, 2018 as substantially equivalent to K091181 (Smiths Medical MD, Inc., 2009) after a 260-day review. Its family tree reaches back 2 generations to 1994.
- Decided
- Aug 2, 2018
- Review
- 260 days
- Class
- Class II
- Product code
- MRZ
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 2 generations to K942161 (1994). 3 ancestors in all. No later device cites it as a predicate yet.
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −2 | K942161 | Lockbox | Pharmacia Deltec, Inc. | 1994 | — |
| −1 | K091181 | Lockbox for Use with Medfusion 3000 Series Pumps | Smiths Medical MD, Inc. | 2009 | — |
| 0 (this device) | K173531 | Lockbox for Perfusor Space PCA Infusion Pump | B.Braun Medical, Inc. | 2018 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2008 | 1 | 0 |
Sources: FDA 510(k) database (decision fields), the FDA summary (predicates and indications), FDA recall and enforcement reports, and MAUDE; processed by 510(k) Report. Verify on FDA.gov · Methodology and accuracy.
Planning a device in MRZ? A 510(k) Report weighs predicate choices, recall history and review times for a new device like this one.
Top candidate predicates for a new MRZ device
- #1 K193654 BlueStar Rxscore 7.5 · 9 generations · no Class I recall
- #2 Held for the reportin the report
- #3 Held for the reportin the report
What was it cleared against? (1)
Devices the submitter claimed this one is substantially equivalent to (*), and reference devices cited for a specific test or feature (†), as written in the FDA summary.
| Type | Number | Device | Decided |
|---|---|---|---|
| * | K091181 | Lockbox for Use with Medfusion 3000 Series PumpsSummary page 4…880.5725 Product Code: MRZ Device Class: Class II Primary Predicate Device: K091181 – Lockbox for Use with Medfusion 3000 Series Pumps Indications For Use: The Lock… | 2009 |
What descends from it?
No later submission names this one as a predicate yet.
Has anything in its family been recalled? (0 Class I)
No FDA recall names this device.
No ancestor or descendant has a Class I recall.
What does this lineage say?
- The line of descent spans 24 years and passes through 3 companies; a new generation was cleared every 14.9 years on median.
- None of the 3 ancestors has a recall.
How does its category compare?
All MRZ devicesMRZ Accessories, Pump, Infusion: FDA decisions, review times, recalls and adverse event reports over 20 years. 2018, this device’s year, is highlighted.
FDA decisions per year · MRZ
1in 2023
2026 to Oct 25, outlined.
Median 510(k) review, days · MRZ
96in 2008
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · MRZ
5in 2019
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · MRZ
35in 2025
MAUDE reports naming product code MRZ, not matched to any one device; reports are not rates.
View these four charts as a table
| Year | Decisions | Median 510(k) review, days | Recalls (Class I) | MAUDE reports |
|---|---|---|---|---|
| 2007 | 2 | — | 0 | 0 |
| 2008 | 4 | 96 | 0 | 0 |
| 2009 | 2 | — | 1 | 0 |
| 2010 | 2 | — | 0 | 0 |
| 2011 | 1 | — | 0 | 2 |
| 2012 | 2 | — | 0 | 1 |
| 2013 | 1 | — | 0 | 0 |
| 2014 | 2 | — | 0 | 0 |
| 2015 | 1 | — | 0 | 117 |
| 2016 | 2 | — | 0 | 55 |
| 2017 | 2 | — | 0 | 18 |
| 2018 | 1 | — | 1 | 46 |
| 2019 | 1 | — | 5 | 36 |
| 2020 | 2 | — | 0 | 44 |
| 2021 | 1 | — | 0 | 61 |
| 2022 | 1 | — | 0 | 39 |
| 2023 | 1 | — | 0 | 27 |
| 2024 | 0 | — | 0 | 41 |
| 2025 | 0 | — | 0 | 35 |
| 2026 | 0 | — | 0 | — |
What is it indicated for?
The Lockbox is intended to hold a Perfusor® Space PCA Infusion Pump and provide reasonably secure access to the medication syringe contained within.
Indications for use read by OCR from a scanned FDA summary, so letters may be misread. Check the PDF before quoting it.
https://510kreport.com/device/K173531 · printed Nov 4, 2026
Cite this page
510(k) Report. “K173531: Lockbox for Perfusor Space PCA Infusion Pump.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 4, 2026. https://510kreport.com/device/K173531
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Record history
- FDA decision record loaded May 2, 2026
- Summary read Oct 13, 2026 (extraction version 9eaa42aa01ed)
- Lineage and recalls computed Nov 3, 2026
- Page last updated Nov 3, 2026