510(k) · Cleared
ClearedFingertip Pulse Oximeter MD300C
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Beijing Choice Electronic Technololgy Co., Ltd. · DQA Oximeter
Cleared on Aug 13, 2007 as substantially equivalent to K051107 (Nonin Medical, Inc., 2005) after a 186-day review. Its family tree reaches back 2 generations to 2000. 79 later devices descend from it.
- Decided
- Aug 13, 2007
- Review
- 186 days
- Class
- Class II
- Product code
- DQA
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 2 generations to K001085 (2000). 79 later devices descend from it, 10 citing it directly.
- Root · 2 generations backK001085 Modification to Onyx, Finger Clip Pulse Oximeter, Model 9500Nonin Medical, Inc. · 2000
- 1 generation backK051107 Onyx II Finger Pulse Oximeter, Model 9550Nonin Medical, Inc. · 2005
- This deviceK070371 Fingertip Pulse Oximeter MD300CBeijing Choice Electronic Technololgy Co., Ltd. · 2007
- Descendant · cites it directly · 24 of its ownK093757 MD300C1 Fingertip Pulse OximeterBeijing Choice Electronic Technololgy Co., Ltd. · 2010
- Descendant · cites it directly · 20 of its ownK072825 Fingertip Pulse Oximeter, Model MD300IBeijing Choice Electronic Technololgy Co., Ltd. · 2008
- Descendant · 2 generations on · 17 of its ownK153021 Fingertip Pulse Oximeter A310Amemo, Inc. · 2016
- Descendant · 3 generations on · 11 of its ownK173123 Pulse OximeterShenzhen Imdk Medical Technology Co., Ltd. · 2018
- Descendant · 2 generations on · 10 of its ownK081125 Wrist Pulse Oximeter MD300WBeijing Choice Electronic Technololgy Co., Ltd. · 2008
Showing 5 of 79 descendants. See all descendants
Descendants cleared per year
Most influential descendants
Showing 5 of 79 · See all- K093757MD300C1 Fingertip Pulse OximeterBeijing Choice Electronic Technololgy Co., Ltd. · 2010 · cites it directly24descendants
- K072825Fingertip Pulse Oximeter, Model MD300IBeijing Choice Electronic Technololgy Co., Ltd. · 2008 · cites it directly20descendants
- K153021Fingertip Pulse Oximeter A310Amemo, Inc. · 2016 · 2 generations on17descendants
- K173123Pulse OximeterShenzhen Imdk Medical Technology Co., Ltd. · 2018 · 3 generations on11descendants
- K081125Wrist Pulse Oximeter MD300WBeijing Choice Electronic Technololgy Co., Ltd. · 2008 · 2 generations on10descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −2 | K001085 | Modification to Onyx, Finger Clip Pulse Oximeter, Model 9500 | Nonin Medical, Inc. | 2000 | — |
| −1 | K051107 | Onyx II Finger Pulse Oximeter, Model 9550 | Nonin Medical, Inc. | 2005 | — |
| 0 (this device) | K070371 | Fingertip Pulse Oximeter MD300C | Beijing Choice Electronic Technololgy Co., Ltd. | 2007 | — |
| +1 | K093757 | MD300C1 Fingertip Pulse Oximeter | Beijing Choice Electronic Technololgy Co., Ltd. | 2010 | — |
| +1 | K072825 | Fingertip Pulse Oximeter, Model MD300I | Beijing Choice Electronic Technololgy Co., Ltd. | 2008 | — |
| +2 | K153021 | Fingertip Pulse Oximeter A310 | Amemo, Inc. | 2016 | — |
| +3 | K173123 | Pulse Oximeter | Shenzhen Imdk Medical Technology Co., Ltd. | 2018 | — |
| +2 | K081125 | Wrist Pulse Oximeter MD300W | Beijing Choice Electronic Technololgy Co., Ltd. | 2008 | — |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2008 | 5 | 0 |
| 2009 | 3 | 0 |
| 2010 | 6 | 0 |
| 2011 | 1 | 0 |
| 2012 | 2 | 0 |
| 2013 | 6 | 0 |
| 2014 | 4 | 0 |
| 2015 | 3 | 0 |
| 2016 | 7 | 0 |
| 2017 | 2 | 0 |
| 2018 | 4 | 0 |
| 2019 | 5 | 0 |
| 2020 | 6 | 0 |
| 2021 | 5 | 0 |
| 2022 | 7 | 0 |
| 2023 | 4 | 0 |
| 2024 | 5 | 0 |
| 2025 | 1 | 0 |
| 2026 | 3 | 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 DQA? 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 DQA device
- #1 K221282 Empatica Health Monitoring Platformscore 20.1 · 38 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 |
|---|---|---|---|
| * | K051107 | Onyx II Finger Pulse Oximeter, Model 9550Summary page 2…egally Marketed Contact Lens Case as predicate devices is identified as followings: It Finger Pulse Oximeter Model 9550 Onyx®& K-number: K051107 Product Code: DQA Intended Use: The Nonin®)Onyx®II Model 9550 Finger Pulse Oximeter is a small, lightweight port… | 2005 |
What descends from it? (79)
See all 7910 later devices cite it directly; ranked here by how many devices descend from each in turn.
| Number | Device | Decided | Descendants |
|---|---|---|---|
| K093757 | MD300C1 Fingertip Pulse Oximeter | 2010 | 24 |
| K072825 | Fingertip Pulse Oximeter, Model MD300I | 2008 | 20 |
| K073454 | Fingertip Pulse Oximeter, Model CMS-50C | 2008 | 10 |
| K180174 | Belun Ring | 2018 | 4 |
| K140682 | Fingertip Pulse Oximeter | 2014 | 3 |
| K081712 | Fingertip Pulse Oximeter, Model M70, and Handheld Pulse Oximeter, Model M700 | 2008 | 3 |
| K131047 | Fingertip Pulse Oximeter | 2013 | 2 |
| K123871 | Fingertip Pulse Oximeter | 2013 | 2 |
| K101577 | Modification to:Fingertip Pulse Oximeter, Model MD300C Series | 2010 | 2 |
| K092652 | Fingertip Pulse Oximeter, Model MD300CA ND300CA | 2010 | 0 |
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 7 years and passes through 2 companies; a new generation was cleared every 5.1 years on median.
- None of the 2 ancestors has a recall.
- Of its descendants, K093757 (Beijing Choice Electronic Technololgy Co., Ltd., 2010) has gone furthest, with 24 descendants of its own.
- 3 other devices also cite its predicate K051107.
How does its category compare?
All DQA devicesDQA Oximeter: FDA decisions, review times, recalls and adverse event reports over 20 years. 2007, this device’s year, is highlighted.
FDA decisions per year · DQA
15in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · DQA
182in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · DQA
3in 2024
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · DQA
399in 2025
MAUDE reports naming product code DQA, 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 | 20 | 122 | 6 | 325 |
| 2008 | 22 | 97 | 5 | 312 |
| 2009 | 35 | 117 | 29 | 281 |
| 2010 | 29 | 127 | 4 | 185 |
| 2011 | 15 | 195 | 1 | 164 |
| 2012 | 14 | 120 | 0 | 322 |
| 2013 | 15 | 182 | 0 | 468 |
| 2014 | 11 | 175 | 2 | 1,124 |
| 2015 | 13 | 158 | 1 | 2,082 |
| 2016 | 14 | 246 | 0 | 1,775 |
| 2017 | 9 | 200 | 0 | 1,190 |
| 2018 | 18 | 260 | 32 | 694 |
| 2019 | 19 | 158 | 0 | 548 |
| 2020 | 15 | 126 | 0 | 426 |
| 2021 | 10 | 174 | 0 | 553 |
| 2022 | 20 | 265 | 0 | 478 |
| 2023 | 13 | 317 | 0 | 392 |
| 2024 | 14 | 285 | 3 | 545 |
| 2025 | 15 | 182 | 0 | 399 |
| 2026 | 8 | 187 | 0 | — |
What is it indicated for?
Fingertip Pulse Oximeter MD300C is a portable non-invasive, spot-check, oxygen saturation of arterial hemoglobin (SpO2) and pulse rate of adult and pediatric patient at home, and hospital (including clinical use in internist/surgery, Anesthesia, intensive care and etc). Not for continuously monitoring.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K070371 · printed Nov 6, 2026
Cite this page
510(k) Report. “K070371: Fingertip Pulse Oximeter MD300C.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K070371
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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