510(k) · Cleared
ClearedUltimate Contour, Ultimate Contour Mini
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
CAO Group, Inc. · PBX Massager, Vacuum, Radio Frequency Induced Heat
Cleared on Oct 20, 2017 as substantially equivalent to K143554 (Venus Concept, Ltd., 2015) after a 193-day review. Its family tree reaches back 17 generations to 1995. 1 later device descends from it.
- Decided
- Oct 20, 2017
- Review
- 193 days
- Class
- Class II
- Product code
- PBX
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 17 generations to K943450 (1995). 66 ancestors in all, the oldest K800617 (1980). 1 later device descends from it, 1 citing it directly.
- Root · 17 generations backK943450 Arthrocare Arthroscopic Electrosurgery System Model 970Arthrocare Corp. · 1995
- 13 generations between
- 3 generations backK080300 Cutera Multimodal Cellulite Product (Cmmcd)Cutera, Inc. · 2008
- 2 generations backK090221 Reaction SystemViora, Ltd. · 2009
- 1 generation backK143554 Venus Legacy CXVenus Concept, Ltd. · 2015
- This deviceK171052 Ultimate Contour, Ultimate Contour MiniCAO Group, Inc. · 2017
- Descendant · cites it directly · 0 of its ownK201475 Ultimate Contour, Ultimate Contour MiniCAO Group, Inc. · 2020
Show all 17 generations
- Root · 17 generations backK943450 Arthrocare Arthroscopic Electrosurgery System Model 970Arthrocare Corp. · 1995
- 16 generations backK961069 Arthrocare Urologic Multi-Electrode Electrosurgery SystemArthrocare Corp. · 1996
- 15 generations backK962445 Arthrocare Dental Electrosurgery SystemArthrocare Corp. · 1996
- 14 generations backK964849 Arthrocare Dermatologic Electrosurgery SystemArthrocare Corp. · 1997
- 13 generations backK973478 Arthrocare Sinus Electrosurgery SystemArthrocare Corp. · 1998
- 12 generations backK981870 Visage Cosmetic Surgery SystemArthrocare Corp. · 1998
- 11 generations backK000944 Thermage Thermacool SystemThermage, Inc. · 2000
- 10 generations backK013034 Modification to: Thermacool IiaThermage, Inc. · 2001
- 9 generations backK013639 Thermage Thermacool TC SystemThermage, Inc. · 2002
- 8 generations backK021402 Thermage Thermacool TC SystemThermage, Inc. · 2002
- 7 generations backK030142 Thermacool TC SystemThermage, Inc. · 2003
- 6 generations backK050397 Velasmooth, ShaperSyneron Medical, Ltd. · 2005
- 5 generations backK070092 Modification to Velasmooth, ShaperSyneron Medical, Ltd. · 2007
- 4 generations backK071872 VelashapeSyneron Medical, Ltd. · 2007
- 3 generations backK080300 Cutera Multimodal Cellulite Product (Cmmcd)Cutera, Inc. · 2008
- 2 generations backK090221 Reaction SystemViora, Ltd. · 2009
- 1 generation backK143554 Venus Legacy CXVenus Concept, Ltd. · 2015
- This deviceK171052 Ultimate Contour, Ultimate Contour MiniCAO Group, Inc. · 2017
Most influential descendants
Showing 1 of 1 · See all- K201475Ultimate Contour, Ultimate Contour MiniCAO Group, Inc. · 2020 · cites it directly0descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −17 | K943450 | Arthrocare Arthroscopic Electrosurgery System Model 970 | Arthrocare Corp. | 1995 | — |
| −16 | K961069 | Arthrocare Urologic Multi-Electrode Electrosurgery System | Arthrocare Corp. | 1996 | — |
| −15 | K962445 | Arthrocare Dental Electrosurgery System | Arthrocare Corp. | 1996 | — |
| −14 | K964849 | Arthrocare Dermatologic Electrosurgery System | Arthrocare Corp. | 1997 | — |
| −13 | K973478 | Arthrocare Sinus Electrosurgery System | Arthrocare Corp. | 1998 | — |
| −12 | K981870 | Visage Cosmetic Surgery System | Arthrocare Corp. | 1998 | — |
| −11 | K000944 | Thermage Thermacool System | Thermage, Inc. | 2000 | — |
| −10 | K013034 | Modification to: Thermacool Iia | Thermage, Inc. | 2001 | — |
| −9 | K013639 | Thermage Thermacool TC System | Thermage, Inc. | 2002 | — |
| −8 | K021402 | Thermage Thermacool TC System | Thermage, Inc. | 2002 | — |
| −7 | K030142 | Thermacool TC System | Thermage, Inc. | 2003 | — |
| −6 | K050397 | Velasmooth, Shaper | Syneron Medical, Ltd. | 2005 | — |
| −5 | K070092 | Modification to Velasmooth, Shaper | Syneron Medical, Ltd. | 2007 | — |
| −4 | K071872 | Velashape | Syneron Medical, Ltd. | 2007 | — |
| −3 | K080300 | Cutera Multimodal Cellulite Product (Cmmcd) | Cutera, Inc. | 2008 | — |
| −2 | K090221 | Reaction System | Viora, Ltd. | 2009 | — |
| −1 | K143554 | Venus Legacy CX | Venus Concept, Ltd. | 2015 | — |
| 0 (this device) | K171052 | Ultimate Contour, Ultimate Contour Mini | CAO Group, Inc. | 2017 | — |
| +1 | K201475 | Ultimate Contour, Ultimate Contour Mini | CAO Group, Inc. | 2020 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1980 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 9 | 0 |
| 1997 | 6 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 0 |
| 2003 | 2 | 0 |
| 2004 | 2 | 0 |
| 2009 | 1 | 0 |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2020 | 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 PBX? 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 PBX device
- #1 K210877 Evolve System with the T3 Applicatorscore 23.6 · 24 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 |
|---|---|---|---|
| * | K143554 | Venus Legacy CXSummary page 4…878.4400 Product Classification: Class II Legally Marketed Predicate Devices for Substantial Equivalence: Venus Legacy, manufactured by Venus Concept, Ltd. (K143554) Legally Marketed Reference Devices: Axiem Touch-N-Go Registration Pointer, manufactured by Medtronic Navigation, Inc. (K141833… | 2015 |
| † | K141833 | Stylet, 23CM, Skull-Mount Patient Tracker, Non-Invasive Patient Tracker, Tracer Pointer… | 2015 |
| † | K171347 | Bi-Funnel and Tri-Funnel Gastrostomy Feeding Tubes with ENFit Connection, Entuit… | 2017 |
What descends from it? (1)
1 later device cites it directly; ranked here by how many devices descend from each in turn.
| Number | Device | Decided | Descendants |
|---|---|---|---|
| K201475 | Ultimate Contour, Ultimate Contour Mini | 2020 | 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 22 years and passes through 7 companies; a new generation was cleared every 9 months on median.
- 4 of the 66 ancestors have a recall of any class.
- Of its descendants, K201475 (CAO Group, Inc., 2020) has gone furthest, with 0 descendants of its own.
- 6 other devices also cite its predicate K143554.
How does its category compare?
All PBX devicesPBX Massager, Vacuum, Radio Frequency Induced Heat: FDA decisions, review times, recalls and adverse event reports over 20 years. 2017, this device’s year, is highlighted.
FDA decisions per year · PBX
7in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · PBX
200in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · PBX
1in 2017
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · PBX
4in 2025
MAUDE reports naming product code PBX, 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 | 0 | — | 0 | 0 |
| 2008 | 0 | — | 0 | 0 |
| 2009 | 0 | — | 0 | 0 |
| 2010 | 0 | — | 0 | 0 |
| 2011 | 0 | — | 0 | 0 |
| 2012 | 1 | — | 0 | 0 |
| 2013 | 0 | — | 0 | 12 |
| 2014 | 2 | — | 0 | 4 |
| 2015 | 5 | 181 | 0 | 0 |
| 2016 | 7 | 130 | 0 | 2 |
| 2017 | 6 | 132 | 1 | 1 |
| 2018 | 3 | 89 | 0 | 1 |
| 2019 | 8 | 147 | 0 | 4 |
| 2020 | 8 | 134 | 0 | 4 |
| 2021 | 6 | 169 | 0 | 8 |
| 2022 | 7 | 308 | 0 | 7 |
| 2023 | 9 | 227 | 0 | 7 |
| 2024 | 6 | 130 | 0 | 2 |
| 2025 | 7 | 200 | 0 | 4 |
| 2026 | 6 | 225 | 0 | — |
What is it indicated for?
Application of non-thermal radio frequency for relief of minor muscle aches and pains, relief of muscle spasm, temporary improvement of local blood circulation, and temporary reduction in the appearance of cellulite.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K171052 · printed Nov 6, 2026
Cite this page
510(k) Report. “K171052: Ultimate Contour, Ultimate Contour Mini.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K171052
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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