510(k) Report

510(k) · Cleared

Cleared

Index Shoe

K960307510(k) TraditionalCleared Jun 27, 1996157-day reviewClass II21 CFR 890.5575

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

Orthopedic Technology Research, Inc. · IRN Device, Warning, Overload, External Limb, Powered

Cleared on Jun 27, 1996 as substantially equivalent to K882974 (Boulder Impact Monitors, Inc., 1988) after a 157-day review. Its family tree reaches back 1 generation to 1988.

Decided
Jun 27, 1996
Review
157 days
Class
Class II
Product code
IRN
Recalls
None
Predicates
1

Its longest line of descent runs back 1 generation to K882974 (1988). No later device cites it as a predicate yet.

K882974 · Force Guard I · Boulder Impact Monitors, Inc. · 19881986198819901992199419961998
K882974 · Force Guard I · Boulder Impact Monitors, Inc. · 19880
  1. Root · 1 generation backK882974 Force Guard IBoulder Impact Monitors, Inc. · 1988
  2. This deviceK960307 Index ShoeOrthopedic Technology Research, Inc. · 1996
View FIG. 1 as a table

Line of descent and top descendants

GenerationNumberDeviceApplicantDecidedRecalls
−1K882974Force Guard IBoulder Impact Monitors, Inc.1988—
0 (this device)K960307Index ShoeOrthopedic Technology Research, Inc.1996—
FIG. 1 — Lineage of K960307, 1988–1996Source: 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.

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  • Recall history across each candidate’s familyin the report
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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
*K882974Force Guard I
Summary page 4
…oposed ciass, the following device is most similar to the AccuTread™ Shoe and thus serves as the predicate device for comparison: Force Guard | Boulder Impact Monitors K882974 SUBSTANTIAL EQUIVALENCE COMPARISON To begin, both the AccuTread ™ Shoe and Force Guard | are intended to provide feedback to t…
Boulder Impact Monitors, Inc.1988—

Also cleared against K882974: 1 other device →

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.

What does this lineage say?

  • Its one ancestor has no recall.
  • 1 other device also cites its predicate K882974.

How does its category compare?

All IRN devices

IRN Device, Warning, Overload, External Limb, Powered: FDA decisions, review times, recalls and adverse event reports over 20 years.

FDA decisions per year · IRN

FDA has decided no IRN device since 2007.

Median 510(k) review, days · IRN

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

Recalls per year · IRN

No recall names IRN since 2007.

Adverse event reports per year · IRN

No MAUDE report names IRN 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—

What is it indicated for?

The AccuTread™ Shoe is intended for use as a limb load monitoring device to monitor limited weight bearing during rehabilitation of patients with insults to their lower extremities.

Indications for use read by OCR from a scanned FDA summary, so letters may be misread. Check the PDF before quoting it.

Cite this page

510(k) Report. “K960307: Index Shoe.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 5, 2026. https://510kreport.com/device/K960307

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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