510(k) Report

510(k) · Cleared

Cleared

Delta III Lithotripter

K170122510(k) TraditionalCleared Jun 28, 2017166-day reviewClass II21 CFR 876.5990

Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly, last Nov 3, 2026

Dornier Medtech America · LNS Lithotriptor, Extracorporeal Shock-Wave, Urological

Cleared on Jun 28, 2017 as substantially equivalent to P840008 (Dornier Medtech America, Inc., 1984) after a 166-day review. Its family tree reaches back 1 generation to 1984. 3 later devices descend from it.

Decided
Jun 28, 2017
Review
166 days
Class
Class II
Product code
LNS
Recalls
None
Predicates
1

Its longest line of descent runs back 1 generation to P840008 (1984). 3 later devices descend from it, 1 citing it directly.

Descendants, by generation 1 generation forward: 1 descendant2 generations forward: 1 descendant3 generations forward: 1 descendant P840008 · Dornier Lithotripter Compact Transportable (DLCT) · Dornier Medtech America, Inc. · 19840
  1. Root · 1 generation backP840008 Dornier Lithotripter Compact Transportable (DLCT)Dornier Medtech America, Inc. · 1984
  2. This deviceK170122 Delta III LithotripterDornier Medtech America · 2017
  3. Descendant · cites it directly · 2 of its ownK172084 Delta III LithotripterDornier Medtech America, Inc. · 2017
  4. Descendant · 2 generations on · 1 of its ownK201074 Delta III LithotripterDornier Medtech America, Inc. · 2020
  5. Descendant · 3 generations on · 0 of its ownK221903 Delta III ProDornier Medtech America, Inc. · 2023

Most influential descendants

Showing 3 of 3 · See all
  • K172084Delta III LithotripterDornier Medtech America, Inc. · 2017 · cites it directly2descendants
  • K201074Delta III LithotripterDornier Medtech America, Inc. · 2020 · 2 generations on1descendant
  • K221903Delta III ProDornier Medtech America, Inc. · 2023 · 3 generations on0descendants
View FIG. 1 as a table

Line of descent and top descendants

GenerationNumberDeviceApplicantDecidedRecalls
−1P840008Dornier Lithotripter Compact Transportable (DLCT)Dornier Medtech America, Inc.1984—
0 (this device)K170122Delta III LithotripterDornier Medtech America2017—
+1K172084Delta III LithotripterDornier Medtech America, Inc.2017—
+2K201074Delta III LithotripterDornier Medtech America, Inc.2020—
+3K221903Delta III ProDornier Medtech America, Inc.2023—

Descendants by year cleared

Year clearedDevicesWith a Class I recall
201710
202010
202310
FIG. 1 — Lineage of K170122, 1984–2023Source: FDA 510(k) summaries, read by 510(k) Report · How lineage is built

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Notable FDA decisions, review times and new Class I recalls. See an issue.

Sources: FDA 510(k) database (decision fields), the FDA summary (predicates and indications), FDA recall and enforcement reports, and MAUDE; processed by 510(k) Report. Verify on FDA.gov · Methodology and accuracy.

Planning a device in LNS? A 510(k) Report weighs predicate choices, recall history and review times for a new device like this one.

Top candidate predicates for a new LNS device

  1. #1 K252913 Break Wavescore 15.5 · 7 generations · no Class I recall
  2. #2 Held for the reportin the report
  3. #3 Held for the reportin the report
Get a 510(k) Report

What was it cleared against? (1)

Devices the submitter claimed this one is substantially equivalent to (*), and reference devices cited for a specific test or feature (†), as written in the FDA summary.

TypeNumberDeviceApplicantDecidedRecalls
*P840008Dornier Lithotripter Compact Transportable (DLCT)
Summary page 4
…ock wave lithotripters as Class II devices with special controls. The Product Code for these lithotripters is LNS. Predicate Device Dornier Compact Delta Lithotripter (P840008, S065/066) Reference Devices Dornier Gemini 220 XXP-HP Lithotripter (K151298) GE OEC 9900 Elite C-Arm (K122234) Purpose of the…
Dornier Medtech America, Inc.1984—
†K151298Gemini XXP-HPDornier Medtech America2015—
†K122234Oec 9900 EliteGe Healthcare Surgery GE Oec Medical Systems, Inc.20126

Also cleared against P840008: 6 other devices →

What descends from it? (3)

1 later device cites it directly; ranked here by how many devices descend from each in turn.

NumberDeviceApplicantDecidedDescendants
K172084Delta III LithotripterDornier Medtech America, Inc.20172

Has anything in its family been recalled? (0 Class I)

No FDA recall names this device.

No ancestor or descendant has a Class I recall.

What does this lineage say?

  • Its one ancestor has no recall.
  • Of its descendants, K172084 (Dornier Medtech America, Inc., 2017) has gone furthest, with 2 descendants of its own.
  • 6 other devices also cite its predicate P840008.

How does its category compare?

All LNS devices

LNS Lithotriptor, Extracorporeal Shock-Wave, Urological: FDA decisions, review times, recalls and adverse event reports over 20 years. 2017, this device’s year, is highlighted.

FDA decisions per year · LNS

1in 2025

2007: 42008: 22009: 12011: 32012: 32013: 22014: 22015: 22017: 22020: 12021: 12023: 22025: 12026 (partial year): 2
2007high 4 (2007) · low 0 (2010)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · LNS

111in 2012

2007: 146 days median2011: 307 days median2012: 111 days median
2007high 307 (2011) · low 111 (2012)2026

Receipt to decision; years with fewer than 3 clearances left blank.

Recalls per year · LNS

1in 2015

2015: 1
2007high 1 (2015) · low 0 (2007)2026

Class I (0 since 2007) Class II/III not classified

Adverse event reports per year · LNS

61in 2025

2007: 42008: 102009: 22010: 152011: 212012: 202013: 182014: 212015: 222016: 502017: 542018: 592019: 602020: 382021: 552022: 522023: 862024: 402025: 61
2007high 86 (2023) · low 2 (2009)2025

MAUDE reports naming product code LNS, not matched to any one device; reports are not rates.

View these four charts as a table
YearDecisionsMedian 510(k) review, daysRecalls (Class I)MAUDE reports
2007414604
20082—010
20091—02
20100—015
20113307021
20123111020
20132—018
20142—021
20152—122
20160—050
20172—054
20180—059
20190—060
20201—038
20211—055
20220—052
20232—086
20240—040
20251—061
20262—0—

What is it indicated for?

The Delta Il Lithotripter is indicated for the fragmentation of urinary tract stones, i.e., renal calyceal stones, renal pelvic stones, and upper ureteral stones.

Indications for use read by OCR from a scanned FDA summary, so letters may be misread. Check the PDF before quoting it.

Cite this page

510(k) Report. “K170122: Delta III Lithotripter.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 5, 2026. https://510kreport.com/device/K170122

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Record history
  • FDA decision record loaded May 2, 2026
  • Summary read Oct 13, 2026 (extraction version 9eaa42aa01ed)
  • Lineage and recalls computed Nov 3, 2026
  • Page last updated Nov 3, 2026