# K150377: Sony LMD-X310S LCD Monitor, Sony LMD-X310MD LCD               Monitor, Sony LMD-X310NB LCD Monitor, Sony LMD-X550S         LCD Monitor, Sony LMD-X550MD LCD, Sony LMD-X550NB LCD  Monitor

- Pathway: 510(k) (Traditional)
- Applicant: Sony Electronics, Inc.
- Decided: Jul 29, 2015 after 166 days
- Product code: GCJ (Laparoscope, General & Plastic Surgery)
- Device class: 2
- Regulation: 21 CFR 876.1500
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 3 generations back to K943305 (1995). 6 ancestors in all.
9 later devices descend from it; 2 cite it directly.
0 of 16 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K113203: Sony LMD-2451MT LCD Monitor, Sony Electronics, Inc. (2012) Summary page 4.

## Most influential descendants
- K220069: 4K UHD LCD Monitor OEV321UH (2022), 7 descendants of its own
- K231066: CuratOR EX3242-FD (2023), 5 descendants of its own
- K241402: Medical Monitor (32HR734S) (2024), 3 descendants of its own
- K251209: Medical Monitor (32HS710S) (2025), 1 descendant of its own
- K262397: CuratOR EX2742 (2026), 0 descendants of its own

## Indications for use
The LCD Monitor is intended to provide 4K 2D color video displays of images from endoscopic / laparoscopic camera systems and other compatible medical imaging systems. The LCD Monitor is a wide-screen, high-definition, medical grade monitor for real-time use during minimally invasive surgical procedures and is suitable for use in hospital operating rooms, surgical centers, clinics, doctors' offices and similar medical environments.

Source page: https://510kreport.com/device/K150377
Methodology: https://510kreport.com/methodology