510(k) · Cleared
ClearedDual-Mode Mobile C-Arm (Geelin500A, Geelin500M)
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Hefei Chimed Intelligent Machine Co., Ltd. · OXO Image-Intensified Fluoroscopic X-Ray System, Mobile
Cleared on Nov 6, 2025 as substantially equivalent to K151280 (Beijing East Whale Imaging Technology Co., Ltd., 2015) after a 219-day review. Its family tree reaches back 8 generations to 2002. 2 of the 11 devices in its family, counting itself, have a Class I recall.
- Decided
- Nov 6, 2025
- Review
- 219 days
- Class
- Class II
- Product code
- OXO
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 8 generations to K021049 (2002). 10 ancestors in all, the oldest K911739 (1991). No later device cites it as a predicate yet. 2 of the 11 devices in this family, counting this one, have a Class I recall.
- Root · 8 generations backK021049 Oec 9800 Plus Digital Mobile Imaging SystemGe Oec Medical Systems · 2002 · Recalled (Class I)
- 7 generations backK041932 Oec Olympus Fluoroscopic Imaging SystemGe Oec Medical Systems, Inc. · 2004 · Recalled
- 6 generations backK073543 Oec 9900 EliteGe Oec Medical Systems · 2008 · Recalled
- 5 generations backK082781 Oec 9900 EliteGe Healthcare Surgery · 2009 · Recalled
- 4 generations backK120613 Oec 9900 EliteGe Healthcare Surgery GE Oec Medical Systems, Inc. · 2012 · Recalled
- 3 generations backK131423 G-Arm Multiscan SystemBeijing East Whale Imaging Technology Co., Ltd. · 2013
- 2 generations backK141672 Digiarc 100AU+Beijing East Whale Imaging Technology Co., Ltd. · 2014
- 1 generation backK151280 MultiScan G-Arm SystemBeijing East Whale Imaging Technology Co., Ltd. · 2015
- This deviceK251004 Dual-Mode Mobile C-Arm (Geelin500A, Geelin500M)Hefei Chimed Intelligent Machine Co., Ltd. · 2025
Class I recalls in this family
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −8 | K021049 | Oec 9800 Plus Digital Mobile Imaging System | Ge Oec Medical Systems | 2002 | Class I |
| −7 | K041932 | Oec Olympus Fluoroscopic Imaging System | Ge Oec Medical Systems, Inc. | 2004 | 7 |
| −6 | K073543 | Oec 9900 Elite | Ge Oec Medical Systems | 2008 | 5 |
| −5 | K082781 | Oec 9900 Elite | Ge Healthcare Surgery | 2009 | 4 |
| −4 | K120613 | Oec 9900 Elite | Ge Healthcare Surgery GE Oec Medical Systems, Inc. | 2012 | 7 |
| −3 | K131423 | G-Arm Multiscan System | Beijing East Whale Imaging Technology Co., Ltd. | 2013 | — |
| −2 | K141672 | Digiarc 100AU+ | Beijing East Whale Imaging Technology Co., Ltd. | 2014 | — |
| −1 | K151280 | MultiScan G-Arm System | Beijing East Whale Imaging Technology Co., Ltd. | 2015 | — |
| 0 (this device) | K251004 | Dual-Mode Mobile C-Arm (Geelin500A, Geelin500M) | Hefei Chimed Intelligent Machine Co., Ltd. | 2025 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1991 | 1 | 0 |
| 2003 | 1 | 1 |
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.
2 devices in this family have a Class I recall. 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 OXO device
- #1 K253296 Digital C-ARM with 3Dscore 15.1 · 13 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 |
|---|---|---|---|
| * | K151280 | MultiScan G-Arm SystemSummary page 7…acturer Beijing East Whale Imaging Technology Co., Ltd. Device Name DigiArc 100AU 510(k) Number K151280 Product Code OXO, JAA Regulation Number 21 CFR 892.1650 Regulat… | 2015 |
| † | K172700 | OEC One | 2017 |
| † | K233380 | TRIDENT Mobile Fluoroscopy System | 2024 |
What descends from it?
No later submission names this one as a predicate yet.
Has anything in its family been recalled? (2 Class I)
No FDA recall names this device.
Relatives with a Class I recall
Class I is FDA’s most serious recall class. A recall in the family tree is context for this device, not evidence about it.
- K024012Oec 9800 E/CV+ Digital Mobile Imaging SystemGe Oec Medical Systems · 2003 · 6 generations back · ◆ in the 2003 ancestors bar of FIG. 11 Class I recall
- K021049Oec 9800 Plus Digital Mobile Imaging SystemGe Oec Medical Systems · 2002 · 6 generations back · ◆ on the line of descent in FIG. 11 Class I recall
What does this lineage say?
- The line of descent spans 23 years and passes through 6 companies; a new generation was cleared every 2.3 years on median.
- 6 of the 10 ancestors have a recall of any class; 2 have a Class I recall.
- 1 other device also cites its predicate K151280.
How does its category compare?
All OXO devicesOXO Image-Intensified Fluoroscopic X-Ray System, Mobile: FDA decisions, review times, recalls and adverse event reports over 20 years. 2025, this device’s year, is highlighted.
FDA decisions per year · OXO
4in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · OXO
97in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · OXO
4in 2024
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · OXO
118in 2025
MAUDE reports naming product code OXO, 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 | 1 | — | 0 | 0 |
| 2011 | 0 | — | 0 | 0 |
| 2012 | 4 | 48 | 4 | 5 |
| 2013 | 2 | — | 3 | 41 |
| 2014 | 2 | — | 4 | 89 |
| 2015 | 1 | — | 0 | 97 |
| 2016 | 3 | 128 | 3 | 3,820 |
| 2017 | 4 | 57 | 4 | 1,697 |
| 2018 | 1 | — | 11 | 1,647 |
| 2019 | 3 | 213 | 0 | 1,297 |
| 2020 | 0 | — | 0 | 816 |
| 2021 | 2 | — | 0 | 554 |
| 2022 | 0 | — | 0 | 295 |
| 2023 | 0 | — | 0 | 275 |
| 2024 | 2 | — | 4 | 192 |
| 2025 | 4 | 97 | 0 | 118 |
| 2026 | 2 | — | 1 | — |
What is it indicated for?
The Geelin500A/Geelin500M is a mobile digital X-ray C-Arm diagnostic system, which Is Intended to generate X-ray fluoroscopic image of a patient. The application includes: real-time positioning and monitoring operations in trauma surgery, orthopedics, spine surgery, and chest surgery, it is not intended to be used in interventional procedures. The Geelin500A/Geelin500M permits a qualified doctor or technologist to take a range of diagnostic exposures of spinal column, chest, abdomen, extremities, and other body parts on the patients at the age of at least eighteen.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K251004 · printed Nov 4, 2026
Cite this page
510(k) Report. “K251004: Dual-Mode Mobile C-Arm (Geelin500A, Geelin500M).” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 4, 2026. https://510kreport.com/device/K251004
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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