510(k) Report

510(k) · Cleared

Recalled · Class II · 2017

EG-3670URK

K061068510(k) TraditionalCleared May 3, 200616-day reviewClass II21 CFR 876.1500Recalls 1

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

Pentax Medical Company · ODG Endoscopic Ultrasound System, Gastroenterology-Urology

Cleared on May 3, 2006 as substantially equivalent to K041395 (Pentax Precision Instrument Corp., 2004) and 1 other predicate after a 16-day review. Its family tree reaches back 4 generations to 1981. 3 later devices descend from it. It has been recalled once.

Decided
May 3, 2006
Review
16 days
Class
Class II
Product code
ODG
Recalls
1
Predicates
2

Its longest line of descent runs back 4 generations to K812810 (1981). 10 ancestors in all. 3 later devices descend from it, 1 citing it directly.

Other ancestors, by year clearedDescendants, by year cleared 2003: 1 other ancestor2002: 1 other ancestor2000: 1 other ancestor1995: 1 other ancestor1992: 1 other ancestor1991: 1 other ancestor2009: 1 descendant cleared2013: 1 descendant cleared2024: 1 descendant clearedK812810 · Pentax Flexible Driodenofiberscope · Pentax Precision Instrument Corp. · 1981K961974 · FG-36UX, Ultrasound Upper GI Fiberscope · Pentax Precision Instrument Corp. · 1997 · recalledK010740 · FG-36UX, Fiber Ultrasound Gastroscope · Pentax Precision Instrument Corp. · 2001K041395 · EG-3630UR · Pentax Precision Instrument Corp. · 200419801990200020102020
Other ancestors, by generationDescendants, by generation 1 generation back: 1 other ancestor2 generations back: 1 other ancestor3 generations back: 1 other ancestor4 generations back: 3 other ancestors 1 generation forward: 1 descendant2 generations forward: 1 descendant3 generations forward: 1 descendant K041395 · EG-3630UR · Pentax Precision Instrument Corp. · 2004K010740 · FG-36UX, Fiber Ultrasound Gastroscope · Pentax Precision Instrument Corp. · 2001K961974 · FG-36UX, Ultrasound Upper GI Fiberscope · Pentax Precision Instrument Corp. · 1997 · recalledK812810 · Pentax Flexible Driodenofiberscope · Pentax Precision Instrument Corp. · 19810
  1. Root · 4 generations backK812810 Pentax Flexible DriodenofiberscopePentax Precision Instrument Corp. · 1981
  2. 3 generations backK961974 FG-36UX, Ultrasound Upper GI FiberscopePentax Precision Instrument Corp. · 1997 · Recalled
  3. 2 generations backK010740 FG-36UX, Fiber Ultrasound GastroscopePentax Precision Instrument Corp. · 2001
  4. 1 generation backK041395 EG-3630URPentax Precision Instrument Corp. · 2004
  5. This deviceK061068 EG-3670URKPentax Medical Company · 2006
  6. Descendant · cites it directly · 2 of its ownK090196 EG-3670URKPentax Medical Company · 2009 · Recalled
  7. Descendant · 2 generations on · 1 of its ownK130206 Pentax EG-3670URK Ultrasound Video Gastroscope + HI Vision PreirusPentax of America, Inc. · 2013
  8. Descendant · 3 generations on · 0 of its ownK231813 Ultrasonic GastrovideoscopeSonoscape Medical Corp. · 2024

Most influential descendants

Showing 3 of 3 · See all
  • K090196EG-3670URKPentax Medical Company · 2009 · cites it directly2descendants
  • K130206Pentax EG-3670URK Ultrasound Video Gastroscope + HI Vision PreirusPentax of America, Inc. · 2013 · 2 generations on1descendant
  • K231813Ultrasonic GastrovideoscopeSonoscape Medical Corp. · 2024 · 3 generations on0descendants
View FIG. 1 as a table

Line of descent and top descendants

GenerationNumberDeviceApplicantDecidedRecalls
−4K812810Pentax Flexible DriodenofiberscopePentax Precision Instrument Corp.1981—
−3K961974FG-36UX, Ultrasound Upper GI FiberscopePentax Precision Instrument Corp.19972
−2K010740FG-36UX, Fiber Ultrasound GastroscopePentax Precision Instrument Corp.2001—
−1K041395EG-3630URPentax Precision Instrument Corp.2004—
0 (this device)K061068EG-3670URKPentax Medical Company2006—
+1K090196EG-3670URKPentax Medical Company20091
+2K130206Pentax EG-3670URK Ultrasound Video Gastroscope + HI Vision PreirusPentax of America, Inc.2013—
+3K231813Ultrasonic GastrovideoscopeSonoscape Medical Corp.2024—

Other ancestors by year cleared

Year clearedDevicesWith a Class I recall
199110
199210
199510
200010
200210
200310

Descendants by year cleared

Year clearedDevicesWith a Class I recall
200910
201310
202410
FIG. 1 — Lineage of K061068, 1981–2024Source: 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 ODG? 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 ODG device

  1. #1 K251859 EVIS EUS Ultrasound Gastrointestinal…score 14.0 · 4 generations · no Class I recall
  2. #2 Held for the reportin the report
  3. #3 Held for the reportin the report
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What was it cleared against? (2)

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
*K041395EG-3630UR
Summary page 1
…Manufacturer EG-3630UR, Video Ultrasound Gastroscope Pentax Corporation K041395 IEUB-5500, Ultrasound Diagnostic Scanner Hitachi America K032503 Device Descripti…
Pentax Precision Instrument Corp.2004—
*K032503Eub-5500 Diagnostic Ultrasound Scanner
Summary page 1
…Pentax Corporation K041395 IEUB-5500, Ultrasound Diagnostic Scanner Hitachi America K032503 Device Description: The EG-3670URK, Ultrasound Video Gastroscope, must be used with a Pentax Video Processor (software cont…
Hitachi Medical Systems America, Inc.2003—

What descends from it? (3)

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

NumberDeviceApplicantDecidedDescendants
K090196EG-3670URKPentax Medical Company20092

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

Recalls of this device

DateClassRecallRoot causeReason
May 23, 2017Class IIZ-3067-2017Error in labelingError in reprocessing instructions in Revisions 13 and 14 of IFU Z845, used with EG-3670URK and EG-3870UTK ultrasound gastroscopes. In the disinfection step, the IFU has a warning indicating the cleaning detergent solution should remain…

No ancestor or descendant has a Class I recall.

What does this lineage say?

  • The line of descent spans 25 years and passes through 2 companies; a new generation was cleared every 4.2 years on median.
  • 2 of the 10 ancestors have a recall of any class.
  • Of its descendants, K090196 (Pentax Medical Company, 2009) has gone furthest, with 2 descendants of its own.

How does its category compare?

All ODG devices

ODG Endoscopic Ultrasound System, Gastroenterology-Urology: FDA decisions, review times, recalls and adverse event reports over 20 years.

FDA decisions per year · ODG

2in 2025

2009: 22011: 22013: 22014: 12016: 12017: 42018: 32019: 12020: 22021: 12022: 42023: 12024: 12025: 22026 (partial year): 2
2007high 4 (2017) · low 0 (2007)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · ODG

71in 2022

2017: 75 days median2018: 30 days median2022: 71 days median
2007high 75 (2017) · low 30 (2018)2026

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

Recalls per year · ODG

4in 2020

2020: 42026 (partial year): 4
2007high 4 (2020) · low 0 (2007)2026

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

Adverse event reports per year · ODG

3,569in 2025

2008: 12009: 32010: 22011: 132012: 62013: 22014: 12015: 112016: 502017: 822018: 662019: 962020: 4452021: 1,2342022: 1,8322023: 2,0782024: 1,9042025: 3,569
2007high 3,569 (2025) · low 0 (2007)2025

MAUDE reports naming product code ODG, 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
20070—00
20080—01
20092—03
20100—02
20112—013
20120—06
20132—02
20141—01
20150—011
20161—050
2017475082
2018330066
20191—096
20202—4445
20211—01,234
202247101,832
20231—02,078
20241—01,904
20252—03,569
20262—4—

What is it indicated for?

The EG-3670OURK, Ultrasound Video Gastroscope, is intended to provide optical visualization of, ultrasonic visualization of, and therapeutic access to, the Upper Gastrointestinal Track. The Upper Gastrointestinal Track includes but is not restricted to the organs, tissues, and subsystems: Esophagus, Stomach, Duodenum, Small Bowel, and underlying areas. The instrument is introduced per orally when indications consistent with the requirement for procedure are observed in adult and pediatric patient populations.

Diagnostic Ultrasound imaging or fluid flow analysis of the human body as follows

Indications for use as stated in the FDA summary.

Cite this page

510(k) Report. “K061068: EG-3670URK.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 5, 2026. https://510kreport.com/device/K061068

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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