# K970690: Locking Stylet 2

- Pathway: 510(k) (Traditional)
- Applicant: Cook Pacemaker Corp.
- Decided: May 20, 1997 after 84 days
- Product code: DQX (Wire, Guide, Catheter)
- Device class: 2
- Regulation: 21 CFR 870.1330
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
4 later devices descend from it; 3 cite it directly.
0 of 5 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. The FDA summary names its predicate without a number.
- (no number) Locking Wire Guide Stylet: named in the summary without a submission number

## Most influential descendants
- K990713: Spectranetics Lead Locking Device (LLD) #1, #2, #3 Lister (1999), 1 descendant of its own
- K170298: Liberator Beacon Tip Locking Stylet (2017), 0 descendants of its own
- K043401: Spectranetics LLD CS, Model 518-039 (2005), 0 descendants of its own
- K981061: Intravascular Retrieval Device (1998), 0 descendants of its own

## Indications for use
The Locking Stylet 2 is intended for use during the percutaneous removal of cardiac leads, indwelling catheters and other foreign objects having a central lumen.

Source page: https://510kreport.com/device/K970690
Methodology: https://510kreport.com/methodology