510(k) · Cleared
ClearedLaparette, Model Lap J L S H N
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Instruments Medicaux G.B., Inc. · KNF Coagulator-Cutter, Endoscopic, Unipolar (And Accessories)
Cleared on Dec 18, 2002 as substantially equivalent to K971146 (Rd Chus, Inc., 1997) after a 100-day review. Its family tree reaches back 2 generations to 1991.
- Decided
- Dec 18, 2002
- Review
- 100 days
- Class
- Class II
- Product code
- KNF
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 2 generations to K912492 (1991). 3 ancestors in all. No later device cites it as a predicate yet.
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −2 | K912492 | Evacuation/Irrigation/Elecrosurgical Device | ETHICON, Inc. | 1991 | 22 |
| −1 | K971146 | Laparette | Rd Chus, Inc. | 1997 | — |
| 0 (this device) | K022979 | Laparette, Model Lap J L S H N | Instruments Medicaux G.B., Inc. | 2002 | — |
Other ancestors by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1992 | 1 | 0 |
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 KNF? 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 KNF device
- #1 K240503 Sonata Transcervical Fibroid Ablation System 2.2score 13.7 · 11 generations · no Class I recall
- #2 Held for the reportin the report
- #3 Held for the reportin the 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.
| Type | Number | Device | Decided |
|---|---|---|---|
| * | K971146 | Laparette | 1997 |
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?
- The line of descent spans 11 years and passes through 3 companies; a new generation was cleared every 5.8 years on median.
- 1 of the 3 ancestors has a recall of any class.
How does its category compare?
All KNF devicesKNF Coagulator-Cutter, Endoscopic, Unipolar (And Accessories): FDA decisions, review times, recalls and adverse event reports over 20 years.
FDA decisions per year · KNF
1in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · KNF
Too few KNF 510(k)s in any year since 2007 to give a median.
Recalls per year · KNF
1in 2013
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · KNF
93in 2025
MAUDE reports naming product code KNF, not matched to any one device; reports are not rates.
View these four charts as a table
| Year | Decisions | Median 510(k) review, days | Recalls (Class I) | MAUDE reports |
|---|---|---|---|---|
| 2007 | 1 | — | 0 | 0 |
| 2008 | 0 | — | 0 | 2 |
| 2009 | 0 | — | 3 | 1 |
| 2010 | 1 | — | 0 | 14 |
| 2011 | 0 | — | 0 | 15 |
| 2012 | 1 | — | 0 | 4 |
| 2013 | 1 | — | 1 | 24 |
| 2014 | 1 | — | 0 | 8 |
| 2015 | 0 | — | 0 | 7 |
| 2016 | 0 | — | 0 | 9 |
| 2017 | 0 | — | 0 | 22 |
| 2018 | 1 | — | 0 | 13 |
| 2019 | 0 | — | 0 | 18 |
| 2020 | 1 | — | 0 | 19 |
| 2021 | 1 | — | 0 | 9 |
| 2022 | 1 | — | 0 | 16 |
| 2023 | 1 | — | 0 | 33 |
| 2024 | 1 | — | 0 | 13 |
| 2025 | 1 | — | 0 | 93 |
| 2026 | 1 | — | 0 | — |
What is it indicated for?
The LAPARETTE is intended for use in minimally invasive surgery, including laparoscopy, to cut tissue and control bleeding by use of high-frequency electrical current, irrigate tissue and cavities, as well as suction fluids from the wound. This device is not intended for use in tubal sterilisation procedures.
Indications for use as stated in the FDA summary.
https://510kreport.com/device/K022979 · printed Nov 5, 2026
Cite this page
510(k) Report. “K022979: Laparette, Model Lap J L S H N.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 5, 2026. https://510kreport.com/device/K022979
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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