510(k) · Cleared
ClearedMedtronic Model 3550 Accessory Kit (Contents) 3550-OX
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Medtronic Vascular · GZF Stimulator, Peripheral Nerve, Implanted (Pain Relief)
Cleared on May 21, 1996 after a 97-day review. The FDA summary names no predicate by number. 1 later device descends from it.
- Decided
- May 21, 1996
- Review
- 97 days
- Class
- Class II
- Product code
- GZF
- Recalls
- None
- Predicates
- 0
1 later device descends from it, 1 citing it directly.
- This deviceK960631 Medtronic Model 3550 Accessory Kit (Contents) 3550-OXMedtronic Vascular · 1996
- Descendant · cites it directly · 0 of its ownK102523 Multi-Lead Trialing Cable Model 355531Medtronic, Inc. · 2010
Most influential descendants
Showing 1 of 1 · See all- K102523Multi-Lead Trialing Cable Model 355531Medtronic, Inc. · 2010 · cites it directly0descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| 0 (this device) | K960631 | Medtronic Model 3550 Accessory Kit (Contents) 3550-OX | Medtronic Vascular | 1996 | — |
| +1 | K102523 | Multi-Lead Trialing Cable Model 355531 | Medtronic, Inc. | 2010 | — |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 2010 | 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 GZF? 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 GZF device
- #1 K243782 StimTrial Neuromodulation Systemscore 11.8 · 8 generations · no Class I recall
- #2 Held for the reportin the report
- #3 Held for the reportin the report
What was it cleared against?
The FDA summary names no predicate by number.
What descends from it? (1)
1 later device cites it directly; ranked here by how many devices descend from each in turn.
| Number | Device | Decided | Descendants |
|---|---|---|---|
| K102523 | Multi-Lead Trialing Cable Model 355531 | 2010 | 0 |
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, K102523 (Medtronic, Inc., 2010) has gone furthest, with 0 descendants of its own.
How does its category compare?
All GZF devicesGZF Stimulator, Peripheral Nerve, Implanted (Pain Relief): FDA decisions, review times, recalls and adverse event reports over 20 years.
FDA decisions per year · GZF
2in 2025
2026 to Oct 25, outlined.
Median 510(k) review, days · GZF
99in 2019
Receipt to decision; years with fewer than 3 clearances left blank.
Recalls per year · GZF
No recall names GZF since 2007.
Adverse event reports per year · GZF
597in 2025
MAUDE reports naming product code GZF, 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 | 0 | — | 0 | 7 |
| 2008 | 0 | — | 0 | 13 |
| 2009 | 0 | — | 0 | 10 |
| 2010 | 0 | — | 0 | 24 |
| 2011 | 0 | — | 0 | 17 |
| 2012 | 0 | — | 0 | 12 |
| 2013 | 0 | — | 0 | 77 |
| 2014 | 0 | — | 0 | 268 |
| 2015 | 1 | — | 0 | 346 |
| 2016 | 1 | — | 0 | 414 |
| 2017 | 1 | — | 0 | 330 |
| 2018 | 0 | — | 0 | 318 |
| 2019 | 3 | 99 | 0 | 64 |
| 2020 | 2 | — | 0 | 104 |
| 2021 | 1 | — | 0 | 226 |
| 2022 | 1 | — | 0 | 183 |
| 2023 | 1 | — | 0 | 524 |
| 2024 | 2 | — | 0 | 678 |
| 2025 | 2 | — | 0 | 597 |
| 2026 | 2 | — | 0 | — |
https://510kreport.com/device/K960631 · printed Nov 6, 2026
Cite this page
510(k) Report. “K960631: Medtronic Model 3550 Accessory Kit (Contents) 3550-OX.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K960631
Report an extraction error
Are you the manufacturer?
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