# K944910: Tomey EM-1000 Specular  Microscope

- Pathway: 510(k) (Traditional)
- Applicant: Tomey Corporation USA
- Decided: Nov 22, 1994 after 48 days
- Product code: HJO (Biomicroscope, Slit-Lamp, Ac-Powered)
- Device class: 2
- Regulation: 21 CFR 886.1850
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
3 later devices descend from it; 1 cites it directly.
0 of 4 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. The FDA summary names no predicate by number.

## Most influential descendants
- K971953: Confoscan (1997), 2 descendants of its own
- K012416: Confoscan 2 Confocal Microscope (2001), 1 descendant of its own
- K042742: Heidelberg Retina Tomograph II / Rostock Cornea Module (HRT II / RCM) (2004), 0 descendants of its own

Source page: https://510kreport.com/device/K944910
Methodology: https://510kreport.com/methodology