510(k) · Cleared
ClearedPortable X-Ray System, Model Port-X II
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Genoray Co., Ltd. · EHD Unit, X-Ray, Extraoral With Timer
Cleared on Jan 11, 2007 as substantially equivalent to K051795 (Aribex, Inc., 2005) after a 91-day review. Its family tree reaches back 3 generations to 2000. 24 later devices descend from it.
- Decided
- Jan 11, 2007
- Review
- 91 days
- Class
- Class II
- Product code
- EHD
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 3 generations to K000061 (2000). 24 later devices descend from it, 7 citing it directly.
- Root · 3 generations backK000061 Minxray HF70D High Frequency Portable Dental X-Ray UnitMinxray, Inc. · 2000
- 2 generations backK021378 Portable HDX Intraoral X-RayDentalez Group · 2002 · Recalled
- 1 generation backK051795 Nomad Dental X-Ray SystemAribex, Inc. · 2005
- This deviceK063121 Portable X-Ray System, Model Port-X IIGenoray Co., Ltd. · 2007
- Descendant · cites it directly · 18 of its ownK082167 Portable X-Ray System, Models Diox-602, ProxDigimed Corporation · 2008 · Recalled
- Descendant · cites it directly · 8 of its ownK122016 Rextar, Rextar LCDMeta Biomed, Inc. · 2013
- Descendant · cites it directly · 8 of its ownK103600 Portable X-Ray SystemDigimed Corporation · 2011
- Descendant · cites it directly · 7 of its ownK152859 Portable X-ray System (Model: MINIX-V / MINIX-S)Digimed Co., Ltd. (Digimed Corporation Until 31/12/2012) · 2015
- Descendant · 2 generations on · 7 of its ownK132041 Rextar XMeta Biomed, Inc. · 2013
Showing 5 of 24 descendants. See all descendants
Descendants cleared per year
Most influential descendants
Showing 5 of 24 · See all- K082167Portable X-Ray System, Models Diox-602, ProxDigimed Corporation · 2008 · cites it directly18descendants
- K122016Rextar, Rextar LCDMeta Biomed, Inc. · 2013 · cites it directly8descendants
- K103600Portable X-Ray SystemDigimed Corporation · 2011 · cites it directly8descendants
- K152859Portable X-ray System (Model: MINIX-V / MINIX-S)Digimed Co., Ltd. (Digimed Corporation Until 31/12/2012) · 2015 · cites it directly7descendants
- K132041Rextar XMeta Biomed, Inc. · 2013 · 2 generations on7descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −3 | K000061 | Minxray HF70D High Frequency Portable Dental X-Ray Unit | Minxray, Inc. | 2000 | — |
| −2 | K021378 | Portable HDX Intraoral X-Ray | Dentalez Group | 2002 | 1 |
| −1 | K051795 | Nomad Dental X-Ray System | Aribex, Inc. | 2005 | — |
| 0 (this device) | K063121 | Portable X-Ray System, Model Port-X II | Genoray Co., Ltd. | 2007 | — |
| +1 | K082167 | Portable X-Ray System, Models Diox-602, Prox | Digimed Corporation | 2008 | 1 |
| +1 | K122016 | Rextar, Rextar LCD | Meta Biomed, Inc. | 2013 | — |
| +1 | K103600 | Portable X-Ray System | Digimed Corporation | 2011 | — |
| +1 | K152859 | Portable X-ray System (Model: MINIX-V / MINIX-S) | Digimed Co., Ltd. (Digimed Corporation Until 31/12/2012) | 2015 | — |
| +2 | K132041 | Rextar X | Meta Biomed, Inc. | 2013 | — |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2008 | 1 | 0 |
| 2009 | 1 | 0 |
| 2010 | 1 | 0 |
| 2011 | 1 | 0 |
| 2013 | 3 | 0 |
| 2014 | 1 | 0 |
| 2015 | 1 | 0 |
| 2018 | 3 | 0 |
| 2019 | 2 | 0 |
| 2022 | 2 | 0 |
| 2023 | 4 | 0 |
| 2024 | 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 EHD? 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 EHD device
- #1 K260795 Hand-held Dental X-ray System (HyperLight-M)score 14.1 · 8 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 |
|---|---|---|---|
| * | K051795 | Nomad Dental X-Ray SystemSummary page 1…Predicate Devices: Manufacturer : Aribex, Inc. Device : NOMAD Dental X-ray System 510(k) Number : K051795(Decision Date - Jul. 14. 2005) 4. Classifications Names & Citations: 21CFR 872.1800, EHD - Extraoral source x-ray system,… | 2005 |
What descends from it? (24)
See all 247 later devices cite it directly; ranked here by how many devices descend from each in turn.
| Number | Device | Decided | Descendants |
|---|---|---|---|
| K082167 | Portable X-Ray System, Models Diox-602, Prox | 2008 | 18 |
| K122016 | Rextar, Rextar LCD | 2013 | 8 |
| K103600 | Portable X-Ray System | 2011 | 8 |
| K152859 | Portable X-ray System (Model: MINIX-V / MINIX-S) | 2015 | 7 |
| K122124 | Portable X-Ray System | 2013 | 2 |
| K092772 | Portable X-Ray System, Model Hand-Ray | 2010 | 0 |
| K082875 | Portable X-Ray System, Model DXR -1 | 2009 | 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 4 companies; a new generation was cleared every 2.2 years on median.
- 1 of the 3 ancestors has a recall of any class.
- Of its descendants, K082167 (Digimed Corporation, 2008) has gone furthest, with 18 descendants of its own.
- 4 other devices also cite its predicate K051795.
How does its category compare?
All EHD devicesEHD Unit, X-Ray, Extraoral With Timer: FDA decisions, review times, recalls and adverse event reports over 20 years. 2007, this device’s year, is highlighted.
FDA decisions per year · EHD
1in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · EHD
58in 2024
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · EHD
1in 2017
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · EHD
6in 2024
MAUDE reports naming product code EHD, 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 | 1 | — | 0 | 5 |
| 2008 | 5 | 49 | 0 | 6 |
| 2009 | 4 | 92 | 0 | 38 |
| 2010 | 4 | 268 | 3 | 47 |
| 2011 | 3 | 102 | 3 | 26 |
| 2012 | 2 | — | 0 | 22 |
| 2013 | 4 | 216 | 0 | 21 |
| 2014 | 3 | 107 | 1 | 20 |
| 2015 | 1 | — | 0 | 110 |
| 2016 | 2 | — | 1 | 63 |
| 2017 | 4 | 28 | 1 | 66 |
| 2018 | 5 | 30 | 0 | 21 |
| 2019 | 4 | 173 | 0 | 21 |
| 2020 | 2 | — | 0 | 4 |
| 2021 | 1 | — | 0 | 4 |
| 2022 | 8 | 58 | 0 | 4 |
| 2023 | 8 | 147 | 0 | 2 |
| 2024 | 7 | 58 | 0 | 6 |
| 2025 | 1 | — | 0 | 0 |
| 2026 | 6 | 128 | 0 | — |
What is it indicated for?
The PORT-X II Portable X-Ray system is intended to be used by trained dentists and dental technicians as an extraoral x-ray source for producing diagnostic x-ray images using intraoral image receptors. Its use is intended for both adult and pediatric subjects.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K063121 · printed Nov 6, 2026
Cite this page
510(k) Report. “K063121: Portable X-Ray System, Model Port-X II.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K063121
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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