# K173771: IOLMaster 700

- Pathway: 510(k) (Traditional)
- Applicant: Carl Zeiss Meditec, AG
- Decided: Aug 24, 2018 after 256 days
- Product code: HJO (Biomicroscope, Slit-Lamp, Ac-Powered)
- Device class: 2
- Regulation: 21 CFR 886.1850
- Recalls of this device: 1 (0 Class I)
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 10 generations back to K896095 (1990). 40 ancestors in all.
1 later device descends from it; 1 cites it directly.
0 of 42 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K170171: IOLMaster 700, Carl Zeiss Meditec, AG (2017) Summary page 4.

## Most influential descendants
- K252633: Unity DX (Udx) (2025), 0 descendants of its own

## Recalls of this device
- Dec 7, 2020 · Class II · Z-1133-2021: When using software 1.90.2.09 or 1.90.8.06 and using modality worklist functionality for patient data transfer, the selection of the patient in the patient list may not match the patient information d

## Indications for use
The IOLMaster 700 is intended for biometric measurements and visualization of ocular structures. The measurements and visualization assist in the determination of the appropriate power and type of intraocular lens. The IOLMaster 700 measures: • Lens thickness • Corneal curvature and thickness • Axial length • Anterior chamber depth • Pupil diameter • White-to-white distance (WTW)

Source page: https://510kreport.com/device/K173771
Methodology: https://510kreport.com/methodology