510(k) Report

510(k) · Cleared

Cleared

Sirognathograph

K843951510(k) TraditionalCleared Nov 14, 198436-day reviewClass I21 CFR 872.2060

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

Siemens Medical Solutions USA, Inc. · NFS Device, Jaw Tracking, For Monitoring Jaw Positions

Cleared on Nov 14, 1984 after a 36-day review. FDA has not posted a summary or statement for it, so its predicates are not known.

Decided
Nov 14, 1984
Review
36 days
Class
Class I
Product code
NFS
Recalls
None
Predicates
0

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

FIG. 1 — Lineage of K843951Source: 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.

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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 NFS devices

NFS Device, Jaw Tracking, For Monitoring Jaw Positions: FDA decisions, review times, recalls and adverse event reports over 20 years.

FDA decisions per year · NFS

FDA has decided no NFS device since 2007.

Median 510(k) review, days · NFS

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

Recalls per year · NFS

No recall names NFS since 2007.

Adverse event reports per year · NFS

No MAUDE report names NFS since 2007.

View these four charts as a table
YearDecisionsMedian 510(k) review, daysRecalls (Class I)MAUDE reports
20070—00
20080—00
20090—00
20100—00
20110—00
20120—00
20130—00
20140—00
20150—00
20160—00
20170—00
20180—00
20190—00
20200—00
20210—00
20220—00
20230—00
20240—00
20250—00
20260—0—
Cite this page

510(k) Report. “K843951: Sirognathograph.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 5, 2026. https://510kreport.com/device/K843951

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