510(k) Report

510(k) · Cleared

Cleared

Metabolic Exercise Testing System

K831780510(k) TraditionalCleared Sep 12, 1983102-day reviewClass II21 CFR 868.1730

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

Warren E. Collins, Inc. · BZL Computer, Oxygen-Uptake

Cleared on Sep 12, 1983 after a 102-day review. FDA has not posted a summary or statement for it, so its predicates are not known.

Decided
Sep 12, 1983
Review
102 days
Class
Class II
Product code
BZL
Recalls
None
Predicates
0

FDA has not posted a summary or statement for it, so its predicates are not known.

FIG. 1 — Lineage of K831780Source: 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), FDA recall and enforcement reports, and MAUDE; processed by 510(k) Report. Verify on FDA.gov · Methodology and accuracy.

Planning a device in BZL? 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 BZL device

  1. #1 K190561 NICU V'02score 2.4 · 9 generations · no Class I recall
  2. #2 Held for the reportin the report
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What was it cleared against?

FDA has not posted a summary or statement for it, so its predicates are not known.

What descends from it?

No later submission names this one as a predicate yet.

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.

How does its category compare?

All BZL devices

BZL Computer, Oxygen-Uptake: FDA decisions, review times, recalls and adverse event reports over 20 years.

FDA decisions per year · BZL

2in 2020

2007: 22010: 12011: 12020: 2
2007high 2 (2007) · low 0 (2008)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · BZL

Too few BZL 510(k)s in any year since 2007 to give a median.

Recalls per year · BZL

No recall names BZL since 2007.

Adverse event reports per year · BZL

1in 2023

2023: 1
2007high 1 (2023) · low 0 (2007)2025

MAUDE reports naming product code BZL, 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
20072—00
20080—00
20090—00
20101—00
20111—00
20120—00
20130—00
20140—00
20150—00
20160—00
20170—00
20180—00
20190—00
20202—00
20210—00
20220—00
20230—01
20240—00
20250—00
20260—0—
Cite this page

510(k) Report. “K831780: Metabolic Exercise Testing System.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 4, 2026. https://510kreport.com/device/K831780

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Record history
  • FDA decision record loaded May 2, 2026
  • Page last updated Nov 3, 2026