510(k) Report

510(k) · Cleared

Cleared

Forearm Software for Lunar DPX Series Bone Desitom

K915535510(k) TraditionalCleared Feb 27, 199280-day reviewClass II21 CFR 892.1170

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

Lunar · KGI Densitometer, Bone

Cleared on Feb 27, 1992 after an 80-day review. FDA lists a 510(k) statement for it but has not posted the file, so its predicates are not known. 4 later devices descend from it.

Decided
Feb 27, 1992
Review
80 days
Class
Class II
Product code
KGI
Recalls
None
Predicates
0

4 later devices descend from it, 3 citing it directly.

Descendants, by year cleared 2007: 1 descendant cleared2005: 1 descendant cleared1996: 1 descendant cleared2026: 1 descendant cleared1990200020102020
  1. This deviceK915535 Forearm Software for Lunar DPX Series Bone DesitomLunar · 1992
  2. Descendant · cites it directly · 1 of its ownK052581 Lunar IdxaGe Medical Systems Ultrasound and Primary Care Dia · 2005 · Recalled
  3. Descendant · 2 generations on · 0 of its ownK252718 Lunar AstraGE Medical Systems Ultrasound & Primary Care Diagnostics, LLC · 2026
  4. Descendant · cites it directly · 0 of its ownK072439 GE Lunar DPX & Prodigy Series Dexa Bone Densitometers with Mobile KitGe Medical Systems Ultrasound and Primary Care Dia · 2007
  5. Descendant · cites it directly · 0 of its ownK964263 Expert-KL and Hand Acquisition and Analysis SoftwareLunar Corp. · 1996

Most influential descendants

Showing 4 of 4 · See all
  • K052581Lunar IdxaGe Medical Systems Ultrasound and Primary Care Dia · 2005 · cites it directly1descendant
  • K252718Lunar AstraGE Medical Systems Ultrasound & Primary Care Diagnostics, LLC · 2026 · 2 generations on0descendants
  • K072439GE Lunar DPX & Prodigy Series Dexa Bone Densitometers with Mobile KitGe Medical Systems Ultrasound and Primary Care Dia · 2007 · cites it directly0descendants
  • K964263Expert-KL and Hand Acquisition and Analysis SoftwareLunar Corp. · 1996 · cites it directly0descendants
View FIG. 1 as a table

Line of descent and top descendants

GenerationNumberDeviceApplicantDecidedRecalls
0 (this device)K915535Forearm Software for Lunar DPX Series Bone DesitomLunar1992—
+1K052581Lunar IdxaGe Medical Systems Ultrasound and Primary Care Dia20051
+2K252718Lunar AstraGE Medical Systems Ultrasound & Primary Care Diagnostics, LLC2026—
+1K072439GE Lunar DPX & Prodigy Series Dexa Bone Densitometers with Mobile KitGe Medical Systems Ultrasound and Primary Care Dia2007—
+1K964263Expert-KL and Hand Acquisition and Analysis SoftwareLunar Corp.1996—

Descendants by year cleared

Year clearedDevicesWith a Class I recall
199610
200510
200710
202610
FIG. 1 — Lineage of K915535, 1992–2026Source: FDA 510(k) summaries, read by 510(k) Report · How lineage is built

Get the monthly Device Review Tracker

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 KGI? 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 KGI device

  1. #1 K252718 Lunar Astrascore 13.3 · 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?

FDA lists a 510(k) statement for it but has not posted the file, so its predicates are not known.

What descends from it? (4)

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

NumberDeviceApplicantDecidedDescendants
K052581Lunar IdxaGe Medical Systems Ultrasound and Primary Care Dia20051
K072439GE Lunar DPX & Prodigy Series Dexa Bone Densitometers with Mobile KitGe Medical Systems Ultrasound and Primary Care Dia20070
K964263Expert-KL and Hand Acquisition and Analysis SoftwareLunar Corp.19960

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?

  • Of its descendants, K052581 (Ge Medical Systems Ultrasound and Primary Care Dia, 2005) has gone furthest, with 1 descendant of its own.

How does its category compare?

All KGI devices

KGI Densitometer, Bone: FDA decisions, review times, recalls and adverse event reports over 20 years.

FDA decisions per year · KGI

3in 2025

2007: 22008: 52009: 12011: 22012: 52013: 12014: 22016: 22018: 12019: 12022: 22023: 12025: 32026 (partial year): 2
2007high 5 (2008) · low 0 (2010)2026

2026 to Oct 25, outlined.

Median 510(k) review, days · KGI

156in 2025

2008: 173 days median2012: 142 days median2025: 156 days median
2007high 173 (2008) · low 142 (2012)2026

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

Recalls per year · KGI

1in 2016

2008: 62009: 92011: 12016: 1
2007high 9 (2009) · low 0 (2007)2026

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

Adverse event reports per year · KGI

8in 2025

2008: 22009: 32011: 52012: 12013: 12014: 22016: 12017: 162018: 62020: 22021: 12022: 12023: 22024: 22025: 8
2007high 16 (2017) · low 0 (2007)2025

MAUDE reports naming product code KGI, 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
2008517362
20091—93
20100—00
20112—15
2012514201
20131—01
20142—02
20150—00
20162—11
20170—016
20181—06
20191—00
20200—02
20210—01
20222—01
20231—02
20240—02
2025315608
20262—0—
Cite this page

510(k) Report. “K915535: Forearm Software for Lunar DPX Series Bone Desitom.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K915535

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