510(k) · Cleared
ClearedMedical Display, Models MDM 1900-1NG and MDM 1900-1NR
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Chi Lin Technology Co., Ltd. · LLZ System, Image Processing, Radiological
Cleared on May 25, 2006 as substantially equivalent to K041597 (Eizo Nanao Corporation, 2004) after a 15-day review. Its family tree reaches back 4 generations to 2000. 9 later devices descend from it.
- Decided
- May 25, 2006
- Review
- 15 days
- Class
- Class II
- Product code
- LLZ
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 4 generations to K000293 (2000). 9 later devices descend from it, 2 citing it directly.
- Root · 4 generations backK000293 Barco MGD 221 2 Megapixel Diagnostic DisplayBarco N.V. · 2000
- 3 generations backK012099 Monochrome Perfectly Flat Panel Displays, ME SeriesTotoku Electric Co., Ltd. · 2001
- 2 generations backK022109 Eizo, Model FC-2091Eizo Nanao Corporation · 2002
- 1 generation backK041597 Monochrome LCD Monitor, Model Radiforce G22Eizo Nanao Corporation · 2004
- This deviceK061303 Medical Display, Models MDM 1900-1NG and MDM 1900-1NRChi Lin Technology Co., Ltd. · 2006
- Descendant · cites it directly · 7 of its ownK063266 3MP Medical Monochrome Reference Display, Model MDM2130-3NCChi Lin Technology Co., Ltd. · 2006
- Descendant · 2 generations on · 6 of its ownK090215 MD213MG 21.3 Diagnostic Imaging LCD Monitor - L218TLNec Display Solutions, Ltd. · 2009
- Descendant · 3 generations on · 4 of its ownK130770 MD211C3 21.3 Diagnostic Imaging LCD MonitorNec Display Solutions, Ltd. · 2013
- Descendant · 4 generations on · 3 of its ownK142951 MD210C3 21.3 Diagnostic Imaging LCD MonitorNec Display Solutions, Ltd. · 2014
- Descendant · 5 generations on · 1 of its ownK150145 MD322C8 31.5 Diagnostic Imaging LCD MonitorNec Display Solutions, Ltd. · 2015
Showing 5 of 9 descendants. See all descendants
Descendants cleared per year
Most influential descendants
Showing 5 of 9 · See all- K0632663MP Medical Monochrome Reference Display, Model MDM2130-3NCChi Lin Technology Co., Ltd. · 2006 · cites it directly7descendants
- K090215MD213MG 21.3 Diagnostic Imaging LCD Monitor - L218TLNec Display Solutions, Ltd. · 2009 · 2 generations on6descendants
- K130770MD211C3 21.3 Diagnostic Imaging LCD MonitorNec Display Solutions, Ltd. · 2013 · 3 generations on4descendants
- K142951MD210C3 21.3 Diagnostic Imaging LCD MonitorNec Display Solutions, Ltd. · 2014 · 4 generations on3descendants
- K150145MD322C8 31.5 Diagnostic Imaging LCD MonitorNec Display Solutions, Ltd. · 2015 · 5 generations on1descendant
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −4 | K000293 | Barco MGD 221 2 Megapixel Diagnostic Display | Barco N.V. | 2000 | — |
| −3 | K012099 | Monochrome Perfectly Flat Panel Displays, ME Series | Totoku Electric Co., Ltd. | 2001 | — |
| −2 | K022109 | Eizo, Model FC-2091 | Eizo Nanao Corporation | 2002 | — |
| −1 | K041597 | Monochrome LCD Monitor, Model Radiforce G22 | Eizo Nanao Corporation | 2004 | — |
| 0 (this device) | K061303 | Medical Display, Models MDM 1900-1NG and MDM 1900-1NR | Chi Lin Technology Co., Ltd. | 2006 | — |
| +1 | K063266 | 3MP Medical Monochrome Reference Display, Model MDM2130-3NC | Chi Lin Technology Co., Ltd. | 2006 | — |
| +2 | K090215 | MD213MG 21.3 Diagnostic Imaging LCD Monitor - L218TL | Nec Display Solutions, Ltd. | 2009 | — |
| +3 | K130770 | MD211C3 21.3 Diagnostic Imaging LCD Monitor | Nec Display Solutions, Ltd. | 2013 | — |
| +4 | K142951 | MD210C3 21.3 Diagnostic Imaging LCD Monitor | Nec Display Solutions, Ltd. | 2014 | — |
| +5 | K150145 | MD322C8 31.5 Diagnostic Imaging LCD Monitor | Nec Display Solutions, Ltd. | 2015 | — |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2006 | 2 | 0 |
| 2009 | 1 | 0 |
| 2012 | 1 | 0 |
| 2013 | 1 | 0 |
| 2014 | 1 | 0 |
| 2015 | 1 | 0 |
| 2016 | 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 LLZ? 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 LLZ device
- #1 K230955 syngo Application Softwarescore 21.5 · 11 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 |
|---|---|---|---|
| * | K041597 | Monochrome LCD Monitor, Model Radiforce G22Summary page 1…ge Processing, Radiological (CLASS II CFR 892.2050) 4. PREDICATE DEVICE RadiForce G22 19.6" Class Monochrome LCD Monitor by EIZO NANAO CORPORATION (K04 1597) 5. DEVICE DESCRIPTION Medical Display, MDMI900-ING is a 19" monochrome LCD monitor that displays image for medic… | 2004 |
What descends from it? (9)
2 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 6 years and passes through 4 companies; a new generation was cleared every 1.9 years on median.
- None of the 4 ancestors has a recall.
- Of its descendants, K063266 (Chi Lin Technology Co., Ltd., 2006) has gone furthest, with 7 descendants of its own.
- 1 other device also cites its predicate K041597.
How does its category compare?
All LLZ devicesLLZ System, Image Processing, Radiological: FDA decisions, review times, recalls and adverse event reports over 20 years.
FDA decisions per year · LLZ
58in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · LLZ
173in 2025
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · LLZ
11in 2025
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · LLZ
116in 2025
MAUDE reports naming product code LLZ, 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 | 76 | 36 | 20 | 152 |
| 2008 | 94 | 52 | 32 | 154 |
| 2009 | 70 | 62 | 21 | 145 |
| 2010 | 51 | 98 | 17 | 145 |
| 2011 | 106 | 79 | 30 | 454 |
| 2012 | 82 | 87 | 12 | 266 |
| 2013 | 95 | 84 | 64 | 1,130 |
| 2014 | 78 | 89 | 6 | 15,631 |
| 2015 | 64 | 90 | 16 | 211 |
| 2016 | 82 | 90 | 12 | 290 |
| 2017 | 78 | 107 | 5 | 104 |
| 2018 | 104 | 105 | 7 | 72 |
| 2019 | 74 | 107 | 2 | 88 |
| 2020 | 81 | 115 | 6 | 82 |
| 2021 | 83 | 116 | 3 | 70 |
| 2022 | 65 | 137 | 4 | 28 |
| 2023 | 87 | 157 | 8 | 26 |
| 2024 | 62 | 131 | 6 | 42 |
| 2025 | 58 | 173 | 11 | 116 |
| 2026 | 45 | 110 | 14 | — |
What is it indicated for?
1.3MP Medical Monochrome Reference Display, MDMI900-INQ MDM1900-1NR is intended to use in displaying images for review and analysis by trained medical practitioner for diagnose in CT, MRI, HIS and PACS. This device is not suitable for a digital mammography system.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K061303 · printed Nov 4, 2026
Cite this page
510(k) Report. “K061303: Medical Display, Models MDM 1900-1NG and MDM 1900-1NR.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 4, 2026. https://510kreport.com/device/K061303
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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