510(k) · Cleared
ClearedWireless Thermometer
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Raiing Medical Company · FLL Continuous Measurement Thermometer
Cleared on Jul 8, 2014 as substantially equivalent to K121696 (Raling Medical Company, 2012) after a 307-day review. Its family tree reaches back 7 generations to 2001. 35 later devices descend from it.
- Decided
- Jul 8, 2014
- Review
- 307 days
- Class
- Class II
- Product code
- FLL
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 7 generations to K010462 (2001). 9 ancestors in all, the oldest K003326 (2001). 35 later devices descend from it, 3 citing it directly.
- Root · 7 generations backK010462 Avita Piccolo/Exato Infared Ear Thermometer (TS2 & TS4 Series)Avita Corporation · 2001
- 6 generations backK031503 Avita TS8/TS9 Series IR Ear/Forehead ThermometerAvita Corporation · 2003
- 5 generations backK050463 Clever TD-1107 Ear/Skin/Surface IR Thermometer, Clever TD-1110…Taidoc Technology Corporation · 2005
- 4 generations backK062445 Monitoring Ear Thermometer, Model BTM-D1ARio Flexon Technology Co., Ltd. · 2007
- 3 generations backK081256 Wireless Body Temperature Monitor, Models BTM-Dic, D, E, F, G and HRio Flexon Technology Co., Ltd. · 2008
- 2 generations backK100226 Wireless Body Temperature Monitor Model BTM-Dix Series…Rio Flexon Technology Co., Ltd. · 2010
- 1 generation backK121696 Wireless ThermometerRaling Medical Company · 2012
- This deviceK132761 Wireless ThermometerRaiing Medical Company · 2014
- Descendant · cites it directly · 27 of its ownK160306 Cloud Smart ThermometerGuangzhou Bosma Technology Co, Ltd. · 2016
- Descendant · 2 generations on · 26 of its ownK181013 Fever ScoutVivaLNK, Inc. · 2018
- Descendant · 3 generations on · 16 of its ownK191272 Wearable Device, Wearable PackageCurrent Health, Ltd. · 2019
- Descendant · 4 generations on · 8 of its ownK210133 Current Health Monitoring System Gen 2 (G2)Current Health · 2021
- Descendant · 4 generations on · 7 of its ownK221282 Empatica Health Monitoring PlatformEmpatica S.r.l. · 2022
Showing 5 of 35 descendants. See all descendants
Descendants cleared per year
Most influential descendants
Showing 5 of 35 · See all- K160306Cloud Smart ThermometerGuangzhou Bosma Technology Co, Ltd. · 2016 · cites it directly27descendants
- K181013Fever ScoutVivaLNK, Inc. · 2018 · 2 generations on26descendants
- K191272Wearable Device, Wearable PackageCurrent Health, Ltd. · 2019 · 3 generations on16descendants
- K210133Current Health Monitoring System Gen 2 (G2)Current Health · 2021 · 4 generations on8descendants
- K221282Empatica Health Monitoring PlatformEmpatica S.r.l. · 2022 · 4 generations on7descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −7 | K010462 | Avita Piccolo/Exato Infared Ear Thermometer (TS2 & TS4 Series) | Avita Corporation | 2001 | — |
| −6 | K031503 | Avita TS8/TS9 Series IR Ear/Forehead Thermometer | Avita Corporation | 2003 | — |
| −5 | K050463 | Clever TD-1107 Ear/Skin/Surface IR Thermometer, Clever TD-1110… | Taidoc Technology Corporation | 2005 | — |
| −4 | K062445 | Monitoring Ear Thermometer, Model BTM-D1A | Rio Flexon Technology Co., Ltd. | 2007 | — |
| −3 | K081256 | Wireless Body Temperature Monitor, Models BTM-Dic, D, E, F, G and H | Rio Flexon Technology Co., Ltd. | 2008 | — |
| −2 | K100226 | Wireless Body Temperature Monitor Model BTM-Dix Series (BTM-Dic,D,E,F,G & H) | Rio Flexon Technology Co., Ltd. | 2010 | — |
| −1 | K121696 | Wireless Thermometer | Raling Medical Company | 2012 | — |
| 0 (this device) | K132761 | Wireless Thermometer | Raiing Medical Company | 2014 | — |
| +1 | K160306 | Cloud Smart Thermometer | Guangzhou Bosma Technology Co, Ltd. | 2016 | — |
| +2 | K181013 | Fever Scout | VivaLNK, Inc. | 2018 | — |
| +3 | K191272 | Wearable Device, Wearable Package | Current Health, Ltd. | 2019 | — |
| +4 | K210133 | Current Health Monitoring System Gen 2 (G2) | Current Health | 2021 | — |
| +4 | K221282 | Empatica Health Monitoring Platform | Empatica S.r.l. | 2022 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2001 | 2 | 0 |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2016 | 2 | 0 |
| 2018 | 2 | 0 |
| 2019 | 1 | 0 |
| 2020 | 1 | 0 |
| 2021 | 5 | 0 |
| 2022 | 3 | 0 |
| 2023 | 6 | 0 |
| 2024 | 7 | 0 |
| 2025 | 6 | 0 |
| 2026 | 2 | 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 FLL? 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 FLL device
- #1 K191829 Microlife Non-Contact Infrared Forehead…score 26.7 · 4 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 |
|---|---|---|---|
| * | K121696 | Wireless ThermometerSummary page 2…esult. This system is reusable and intended for armpit temperature monitoring for persons over two years old. 5. Predicate Device Identification 510(k) Number: K 121696 Predicate Device Name: Wireless Thermometer WTM-BT30-1 Manufacturer: Raiing Medical Company 6. Device Description… | 2012 |
What descends from it? (35)
See all 353 later devices cite it directly; ranked here by how many devices descend from each in turn.
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 13 years and passes through 5 companies; a new generation was cleared every 1.8 years on median.
- None of the 9 ancestors has a recall.
- Of its descendants, K160306 (Guangzhou Bosma Technology Co, Ltd., 2016) has gone furthest, with 27 descendants of its own.
How does its category compare?
All FLL devicesFLL Continuous Measurement Thermometer: FDA decisions, review times, recalls and adverse event reports over 20 years. 2014, this device’s year, is highlighted.
FDA decisions per year · FLL
6in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · FLL
131in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · FLL
1in 2025
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · FLL
73in 2025
MAUDE reports naming product code FLL, 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 | 15 | 81 | 0 | 4 |
| 2008 | 14 | 59 | 0 | 13 |
| 2009 | 13 | 84 | 0 | 9 |
| 2010 | 24 | 88 | 0 | 9 |
| 2011 | 20 | 113 | 1 | 18 |
| 2012 | 17 | 126 | 0 | 26 |
| 2013 | 14 | 149 | 0 | 16 |
| 2014 | 7 | 199 | 0 | 54 |
| 2015 | 3 | 270 | 1 | 53 |
| 2016 | 22 | 157 | 0 | 58 |
| 2017 | 16 | 174 | 2 | 118 |
| 2018 | 35 | 209 | 1 | 51 |
| 2019 | 22 | 198 | 5 | 52 |
| 2020 | 21 | 194 | 0 | 53 |
| 2021 | 43 | 218 | 0 | 115 |
| 2022 | 24 | 218 | 0 | 142 |
| 2023 | 17 | 295 | 0 | 101 |
| 2024 | 13 | 223 | 0 | 118 |
| 2025 | 6 | 131 | 1 | 73 |
| 2026 | 2 | — | 1 | — |
What is it indicated for?
The Wireless Thermometer is a battery-operated electronic device with intended use of measuring and monitoring human armpit temperature continuously via wireless signal transmission of the measuring result. This system is reusable and intended for armpit temperature monitoring for persons over two years old.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K132761 · printed Nov 6, 2026
Cite this page
510(k) Report. “K132761: Wireless Thermometer.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K132761
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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