510(k) · Cleared
ClearedRenu Medical Reprocessed Oximax Sensors: Adult, Pediatric, Infant and Neonate
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Renu Medical, Inc. · NLF Oximeter, Reprocessed
Cleared on Nov 16, 2011 as substantially equivalent to K033973 (Nellcor Puritan Bennett, Inc., 2004) and 3 other predicates after a 146-day review. Its family tree reaches back 6 generations to 1997.
- Decided
- Nov 16, 2011
- Review
- 146 days
- Class
- Class II
- Product code
- NLF
- Recalls
- None
- Predicates
- 4
Its longest line of descent runs back 6 generations to K962603 (1997). 13 ancestors in all, the oldest K904039 (1990). No later device cites it as a predicate yet.
- Root · 6 generations backK962603 Masimo Set MS-1 Pulse Oximeter & the Lnop Series of Sensors & CablesMasimo Corp. · 1997
- 5 generations backK973887 Masimo Set MS-1P Pulse Oximeter and the Lnop Series of Sensors and…Masimo Corp. · 1998
- 4 generations backK982255 Model 2000 Pulse OximeterIvy Biomedical Systems, Inc. · 1998
- 3 generations backK991823 N-395 Pulse Oximeter, Model N-395Nellcor Puritan Bennett, Inc. · 1999
- 2 generations backK012891 Oximax Pulse Oximetry System with N-595 Pulse Oximeter and Oximax…Nellcor Puritan Bennett, Inc. · 2002 · Recalled
- 1 generation backK033973 Oxisensor II Recycled Sensor and Oximax Recycled SensorNellcor Puritan Bennett, Inc. · 2004
- This deviceK111773 Renu Medical Reprocessed Oximax Sensors: Adult, Pediatric, Infant…Renu Medical, Inc. · 2011
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −6 | K962603 | Masimo Set MS-1 Pulse Oximeter & the Lnop Series of Sensors & Cables | Masimo Corp. | 1997 | — |
| −5 | K973887 | Masimo Set MS-1P Pulse Oximeter and the Lnop Series of Sensors and Cables | Masimo Corp. | 1998 | — |
| −4 | K982255 | Model 2000 Pulse Oximeter | Ivy Biomedical Systems, Inc. | 1998 | — |
| −3 | K991823 | N-395 Pulse Oximeter, Model N-395 | Nellcor Puritan Bennett, Inc. | 1999 | — |
| −2 | K012891 | Oximax Pulse Oximetry System with N-595 Pulse Oximeter and Oximax Sensors and… | Nellcor Puritan Bennett, Inc. | 2002 | 1 |
| −1 | K033973 | Oxisensor II Recycled Sensor and Oximax Recycled Sensor | Nellcor Puritan Bennett, Inc. | 2004 | — |
| 0 (this device) | K111773 | Renu Medical Reprocessed Oximax Sensors: Adult, Pediatric, Infant and Neonate | Renu Medical, Inc. | 2011 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1990 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1999 | 1 | 0 |
| 2007 | 2 | 0 |
| 2009 | 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 NLF? 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 NLF device
- #1 K241758 Reprocessed RD SET Adt Pulse Oximeter Sensor…score 14.5 · 22 generations · no Class I recall
- #2 Held for the reportin the report
- #3 Held for the reportin the report
What was it cleared against? (4)
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 |
|---|---|---|---|
| * | K033973 | Oxisensor II Recycled Sensor and Oximax Recycled SensorSummary page 1…Reprocessed OxiMax Sensors: Adult, Pediatric, Infant and Neonate Common Name: Oximetry Sensors Classification: Oximeter (21 CFR 870.2700)1/ NLF Equivalent Device(s) K033973 Nellcor Reprocessed Oxisensor 11Sensor, Reprocessed OxiMax Sensor K081927 ReNu Medical Reprocessed Masimo LNCS Adtx, LNCS Pdtx, L… | 2004 |
| * | K081927 | Renu Medical Oximetry Sensor, Adult, Ped, Inf,NeoSummary page 1…Name: Oximetry Sensors Classification: Oximeter (21 CFR 870.2700)1/ NLF Equivalent Device(s) K033973 Nellcor Reprocessed Oxisensor 11Sensor, Reprocessed OxiMax Sensor K081927 ReNu Medical Reprocessed Masimo LNCS Adtx, LNCS Pdtx, LNCS lnf and LNCS Neo. K063661 ReNu Reprocessed Oxisensor D-20 and 1-20 K07… | 2009 |
| * | K063661 | Renu Reprocessed Nellcor Oxysensor, Models D-20 and I-20Summary page 1…Device(s) K033973 Nellcor Reprocessed Oxisensor 11Sensor, Reprocessed OxiMax Sensor K081927 ReNu Medical Reprocessed Masimo LNCS Adtx, LNCS Pdtx, LNCS lnf and LNCS Neo. K063661 ReNu Reprocessed Oxisensor D-20 and 1-20 K072194 ReNu Reprocessed Oxisensor D-25 and N-25 Device Description: The ReNu Medical… | 2007 |
| * | K072194 | Renu Reprocessed Nellcor Oximetry Sensor, Model D-25, N-25Summary page 1…11Sensor, Reprocessed OxiMax Sensor K081927 ReNu Medical Reprocessed Masimo LNCS Adtx, LNCS Pdtx, LNCS lnf and LNCS Neo. K063661 ReNu Reprocessed Oxisensor D-20 and 1-20 K072194 ReNu Reprocessed Oxisensor D-25 and N-25 Device Description: The ReNu Medical Reprocessed OxiMax Sensors are accessory devices… | 2007 |
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 14 years and passes through 4 companies; a new generation was cleared every 2.5 years on median.
- 3 of the 13 ancestors have a recall of any class.
How does its category compare?
All NLF devicesNLF Oximeter, Reprocessed: FDA decisions, review times, recalls and adverse event reports over 20 years. 2011, this device’s year, is highlighted.
FDA decisions per year · NLF
1in 2024
2026 to Oct 25, outlined.
Median 510(k) review, days · NLF
146in 2011
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · NLF
3in 2008
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · NLF
3in 2025
MAUDE reports naming product code NLF, 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 | 2 | — | 3 | 7 |
| 2009 | 3 | 214 | 0 | 3 |
| 2010 | 1 | — | 0 | 2 |
| 2011 | 3 | 146 | 0 | 4 |
| 2012 | 0 | — | 0 | 5 |
| 2013 | 0 | — | 0 | 6 |
| 2014 | 0 | — | 0 | 3 |
| 2015 | 0 | — | 0 | 3 |
| 2016 | 0 | — | 0 | 4 |
| 2017 | 0 | — | 0 | 4 |
| 2018 | 0 | — | 0 | 8 |
| 2019 | 1 | — | 0 | 11 |
| 2020 | 1 | — | 0 | 2 |
| 2021 | 0 | — | 0 | 1 |
| 2022 | 2 | — | 0 | 2 |
| 2023 | 0 | — | 0 | 4 |
| 2024 | 1 | — | 0 | 1 |
| 2025 | 0 | — | 0 | 3 |
| 2026 | 0 | — | 0 | — |
What is it indicated for?
OxiMax Adult: continuous non-invasive arterial oxygen saturation and pulse rate monitoring of patients > 30 kg.
OxiMax Pediatric: continuous non-invasive arterial oxygen saturation and pulse rate monitoring of patients 10 - 50 kg.
OxiMax Infant: continuous non-invasive arterial oxygen saturation and pulse rate monitoring of patients between 3 kg and 20 kg.
OxiMax Neonate: continuous non-invasive arterial oxygen saturation and pulse rate monitoring of patients foot if < 3 kg, or finger if > 40 kg.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K111773 · printed Nov 6, 2026
Cite this page
510(k) Report. “K111773: Renu Medical Reprocessed Oximax Sensors: Adult, Pediatric, Infant and Neonate.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K111773
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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