510(k) Report

510(k) · Cleared

Recalled · Class II · 2018

Vti 20 MHZ Gated Doppler

K031091510(k) TraditionalCleared Apr 23, 200316-day reviewClass II21 CFR 870.2100Recalls 1

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

Vascular Technology Incorporated · DPW Flowmeter, Blood, Cardiovascular

Cleared on Apr 23, 2003 after a 16-day review. FDA’s file for it is a 510(k) statement, which names no predicate. It has been recalled once.

Decided
Apr 23, 2003
Review
16 days
Class
Class II
Product code
DPW
Recalls
1
Predicates
0

FDA’s file for it is a 510(k) statement, which names no predicate.

FIG. 1 — Lineage of K031091Source: FDA 510(k) database · 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 510(k) statement (indications), FDA recall and enforcement reports, and MAUDE; processed by 510(k) Report. Verify on FDA.gov · Methodology and accuracy.

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

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What was it cleared against?

FDA’s file for it is a 510(k) statement, which names no predicate.

What descends from it?

No later submission names this one as a predicate yet.

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

Recalls of this device

DateClassRecallRoot causeReason
Jun 19, 2018Class IIZ-3026-2018Labeling Change ControlDevice maybe mislabeled as a 20 MHz Doppler transceiver instead of an 8 MHz Doppler transceiver

No ancestor or descendant has a Class I recall.

How does its category compare?

All DPW devices

DPW Flowmeter, Blood, Cardiovascular: FDA decisions, review times, recalls and adverse event reports over 20 years.

FDA decisions per year · DPW

3in 2025

2007: 12008: 12010: 22011: 42012: 12013: 22015: 32016: 12018: 22019: 32020: 22021: 22022: 32023: 12024: 12025: 32026 (partial year): 2
2007high 4 (2011) · low 0 (2009)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · DPW

119in 2025

2011: 89 days median2015: 275 days median2019: 169 days median2022: 136 days median2025: 119 days median
2007high 275 (2015) · low 89 (2011)2026

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

Recalls per year · DPW

1in 2025

2007: 42010: 12012: 12017: 12025: 1
2007high 4 (2007) · low 0 (2008)2026

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

Adverse event reports per year · DPW

6in 2025

2009: 12011: 12013: 32014: 82015: 122016: 12017: 22019: 32020: 42021: 62022: 12023: 22024: 42025: 6
2007high 12 (2015) · low 0 (2007)2025

MAUDE reports naming product code DPW, 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
20071—40
20081—00
20090—01
20102—10
201148901
20121—10
20132—03
20140—08
20153275012
20161—01
20170—12
20182—00
2019316903
20202—04
20212—06
2022313601
20231—02
20241—04
2025311916
20262—0—

What is it indicated for?

The VTI 20 MHz Gated Doppler is intended for the intraoperative and transcutaneous evaluation of blood flow.

Indications for use as stated in the FDA 510(k) statement.

Cite this page

510(k) Report. “K031091: Vti 20 MHZ Gated Doppler.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 5, 2026. https://510kreport.com/device/K031091

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