# K052120: Lumimed Monochrome LCD Monitor, Models MM 20, MM 30 and MM50

- Pathway: 510(k) (Traditional)
- Applicant: Heeyoung Co., Ltd.
- Decided: Dec 16, 2005 after 134 days
- Product code: LLZ (System, Image Processing, Radiological)
- Device class: 2
- Regulation: 21 CFR 892.2050
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 6 generations back to K913770 (1991). 18 ancestors in all.
2 later devices descend from it; 2 cite it directly.
0 of 21 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K042755: Monochrome LCD Monitor, Radiforce G51, Eizo Nanao Corporation (2005) Summary page 1.

## Most influential descendants
- K123944: Kostec Medical Grade LDC Monitors (2013), 0 descendants of its own
- K072532: Truepix LCD Medical Display Monitor, Models TX-5M, TX-3M, TX-2M (2007), 0 descendants of its own

## Indications for use
Monochrome LCD Monitors intended to be used in various kinds of medical image applications (excluding digital mammography) for which the device complies with the performance requirements specified by the manufacturer of the system.

Source page: https://510kreport.com/device/K052120
Methodology: https://510kreport.com/methodology