# K952459: Medtronic Model 3991, 3991C, 3992, 3992C, 3993, 3993C, 3994, 3994C Leads or, Transverse Tripolar Leads or, TTL

- Pathway: 510(k) (Traditional)
- Applicant: Medtronic Vascular
- Decided: Aug 30, 1995 after 96 days
- Product code: GZB (Stimulator, Spinal-Cord, Implanted (Pain Relief))
- Device class: 2
- Regulation: 21 CFR 882.5880
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
1 later device descends from it; 1 cites it directly.
0 of 2 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. FDA has not posted a summary or statement for it, so its predicates are not known.

## Most influential descendants
- K964172: Medtronic Model 3991A, 3992A, 3993A, 3994A Leads or Transverse Tripolar Leads or TTL (1997), 0 descendants of its own

Source page: https://510kreport.com/device/K952459
Methodology: https://510kreport.com/methodology