# K173234: Swiss LithoClast Trilogy

- Pathway: 510(k) (Traditional)
- Applicant: E.M.S Electro Medical Systems S.A
- Decided: Jan 10, 2018 after 97 days
- Product code: FEO (Lithotriptor, Ultrasonic)
- Device class: 2
- Regulation: 21 CFR 876.4480
- 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 K863642 (1986). 6 ancestors in all.
5 later devices descend from it; 1 cites it directly.
0 of 12 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K012445: Ems Swiss Lithoclast Master (a.K.a. Swiss Lithoclast Ultra), Electro Medical Systems SA (2001) Summary page 4.

## Most influential descendants
- K181364: Swiss LithoClast Trilogy (2018), 4 descendants of its own
- K181997: Swiss LithoClast Trilogy (2018), 3 descendants of its own
- K182490: Swiss LithoClast Trilogy (2018), 2 descendants of its own
- K191124: Swiss LithoClast Trilogy (2019), 1 descendant of its own
- K230893: Swiss LthoClast Trilogy (2023), 0 descendants of its own

## Indications for use
The Swiss LithoClast Trilogy is indicated for fragmentation and removal of urinary tract calculi in the kidney, ureter, and bladder.

Source page: https://510kreport.com/device/K173234
Methodology: https://510kreport.com/methodology