FDA product code FEO: Lithotriptor, Ultrasonic

FEO is the FDA product code for lithotriptor, ultrasonic. It is a Class II device, regulated under 21 CFR 876.4480 and reviewed by the Gastroenterology and Urology panel. FDA has cleared 14 510(k) submissions under FEO, 1 in the last five years, from 7 different applicants. The average 510(k) review took 127 days (median 99). FDA has posted 7 recalls for FEO devices, 6 initiated in the last five years.

Classification

FieldValue
Device nameLithotriptor, Ultrasonic
Device classClass II
Regulation21 CFR 876.4480
Review panelGU — Gastroenterology and Urology
Medical specialtyGastroenterology, Urology
Premarket route510(k)
Third-party 510(k) review eligibleYes

510(k) clearances per year for FEO

YearClearancesAvg. review days
20171138
2018447
20231206

Compare with all 510(k) review times · Search every FEO clearance

Top FEO applicants

ApplicantClearancesLatest
E.M.S Electro Medical Systems S.A52023-10-23
Cybersonics, Inc.22017-08-21
Fibra Sonics, Inc.21999-11-22
KARL STORZ Endoscopy-America, Inc.21998-06-22
Richard Wolf Medical Instruments Corp.11992-12-07

2 more applicants have FEO clearances. See the full list in Caduvo.

Most recent FEO clearances

510(k)ApplicantDeviceDecision dateReview days
K230893E.M.S Electro Medical Systems S.ASwiss LthoClast Trilogy2023-10-23206
K182490E.M.S Electro Medical Systems S.ASwiss LithoClast Trilogy2018-10-0928
K181997E.M.S Electro Medical Systems S.ASwiss LithoClast Trilogy2018-08-3035
K181364E.M.S Electro Medical Systems S.ASwiss LithoClast Trilogy2018-06-2028
K173234E.M.S Electro Medical Systems S.ASwiss LithoClast Trilogy2018-01-1097

Recalls for FEO devices

7 product recalls in 5 recall events; 6 initiated in the last five years and 6 still open. Most recent: 2026-01-08.

YearRecalls
20201
20221
20254
20261

Frequently asked questions

What is FDA product code FEO?

FEO is the FDA product code for lithotriptor, ultrasonic. It is a Class II device, regulated under 21 CFR 876.4480 and reviewed by the Gastroenterology and Urology panel.

What device class is FEO?

Class II, regulation 21 CFR 876.4480. Typical premarket route: 510(k).

How long does a 510(k) take for product code FEO?

Across 14 cleared submissions the average was 127 days from receipt to decision (median 99).

Which companies have the most FEO clearances?

E.M.S Electro Medical Systems S.A (5); Cybersonics, Inc. (2); Fibra Sonics, Inc. (2); KARL STORZ Endoscopy-America, Inc. (2); Richard Wolf Medical Instruments Corp. (1).

Have FEO devices been recalled?

Yes: 7 product recalls across 5 recall events; the most recent began 2026-01-08.

Next steps

Source: openFDA device classification, 510(k), PMA, De Novo and recall data (public domain). Review days run from FDA receipt to decision. Not regulatory advice.

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