510(k) Report

510(k) · Cleared

Cleared

Trupeak Peak Flow Meter

K955234510(k) TraditionalCleared Mar 18, 1996125-day reviewClass II21 CFR 868.1860

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

Monaghan Medical Corp. · BZH Meter, Peak Flow, Spirometry

Cleared on Mar 18, 1996 as substantially equivalent to K926307 (Monaghan Medical Corp., 1993) after a 125-day review. Its family tree reaches back 1 generation to 1993. 2 later devices descend from it.

Decided
Mar 18, 1996
Review
125 days
Class
Class II
Product code
BZH
Recalls
None
Predicates
1

Its longest line of descent runs back 1 generation to K926307 (1993). 2 later devices descend from it, 2 citing it directly.

Descendants, by year cleared 1996: 1 descendant cleared2009: 1 descendant clearedK926307 · Peak Flow Meter · Monaghan Medical Corp. · 19931990200020102020
Descendants, by generation 1 generation forward: 2 descendants K926307 · Peak Flow Meter · Monaghan Medical Corp. · 19930
  1. Root · 1 generation backK926307 Peak Flow MeterMonaghan Medical Corp. · 1993
  2. This deviceK955234 Trupeak Peak Flow MeterMonaghan Medical Corp. · 1996
  3. Descendant · cites it directly · 1 of its ownK963095 Trupeak Peak Flow MeterMonaghan Medical Corp. · 1996
  4. Descendant · cites it directly · 0 of its ownK082899 Dynamipeak Peak Flow MeterDynamitech Medical, Inc. · 2009

Most influential descendants

Showing 2 of 2 · See all
  • K963095Trupeak Peak Flow MeterMonaghan Medical Corp. · 1996 · cites it directly1descendant
  • K082899Dynamipeak Peak Flow MeterDynamitech Medical, Inc. · 2009 · cites it directly0descendants
View FIG. 1 as a table

Line of descent and top descendants

GenerationNumberDeviceApplicantDecidedRecalls
−1K926307Peak Flow MeterMonaghan Medical Corp.1993—
0 (this device)K955234Trupeak Peak Flow MeterMonaghan Medical Corp.1996—
+1K963095Trupeak Peak Flow MeterMonaghan Medical Corp.1996—
+1K082899Dynamipeak Peak Flow MeterDynamitech Medical, Inc.2009—

Descendants by year cleared

Year clearedDevicesWith a Class I recall
199610
200910
FIG. 1 — Lineage of K955234, 1993–2009Source: 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 BZH? 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 BZH device

  1. #1 K252802 Peak Flow Meter (PF-10(BR-PEF231))score 13.5 · 8 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
*K926307Peak Flow Meter
Summary page 1
…tary Name: TruPeak Peak Flow Meter Device Classification name: Peak Flow Meter for Spirometry, 73 BZH Legally Marketed Device Identity: TruZone Peak Flow Meter, 510(k) #926307 Device Description: The TruPeak Peak Flow Meter is a simple mechanical device that responds to and indicates the Peak Expirator…
Monaghan Medical Corp.1993—

Also cleared against K926307: 3 other devices →

What descends from it? (2)

2 later devices cite it directly; ranked here by how many devices descend from each in turn.

NumberDeviceApplicantDecidedDescendants
K963095Trupeak Peak Flow MeterMonaghan Medical Corp.19961
K082899Dynamipeak Peak Flow MeterDynamitech Medical, Inc.20090

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, K963095 (Monaghan Medical Corp., 1996) has gone furthest, with 1 descendant of its own.
  • 3 other devices also cite its predicate K926307.

How does its category compare?

All BZH devices

BZH Meter, Peak Flow, Spirometry: FDA decisions, review times, recalls and adverse event reports over 20 years.

FDA decisions per year · BZH

3in 2024

2009: 22010: 22013: 12014: 12016: 12017: 12018: 32019: 12020: 22021: 12023: 12024: 32026 (partial year): 2
2007high 3 (2018) · low 0 (2007)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · BZH

371in 2024

2018: 115 days median2024: 371 days median
2007high 371 (2024) · low 115 (2018)2026

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

Recalls per year · BZH

No recall names BZH since 2007.

Adverse event reports per year · BZH

1in 2015

2007: 12011: 12013: 32014: 222015: 1
2007high 22 (2014) · low 0 (2008)2025

MAUDE reports naming product code BZH, 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—01
20080—00
20092—00
20102—00
20110—01
20120—00
20131—03
20141—022
20150—01
20161—00
20171—00
2018311500
20191—00
20202—00
20211—00
20220—00
20231—00
2024337100
20250—00
20262—0—
Cite this page

510(k) Report. “K955234: Trupeak Peak Flow Meter.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K955234

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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