# K970994: Core and Coil Assembly Guidewire

- Pathway: 510(k) (Traditional)
- Applicant: Lake Region Mfg., Inc.
- Decided: Mar 25, 1997 after 6 days
- Product code: EZB (Stylet For Catheter, Gastro-Urology)
- Device class: 1
- Regulation: 21 CFR 876.5130
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
21 later devices descend from it; 2 cite it directly.
5 of 22 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) Flexmedics guidewires: named in the summary without a submission number

## Most influential descendants
- K980385: Datascope 8FR. CO-Lumen 34 and 40CC Intra-Aortic Balloon Catheters for Optional Sheathless Insertion with Accessories (1998), 17 descendants of its own
- K994157: Datascope's 8FR. Polymide 25CC,34CC and 40CC Iab and Accessories, Models 0684-00-0327, 06844-00-0328, 0684-00-0329 (2000), 15 descendants of its own
- K013326: Modification to: Datascope 8FR. Polyimide Alt B Iab, 25CC, 34CC, 40CC, Datascope Insertion Kit for 8 FR, Polyimide Alt B (2001), 14 descendants of its own
- K031569: Datascope CA 40 8FR. Iabs, Model 0684-00-04XX (2003), 12 descendants of its own
- K041281: Datascope 7.5FR. Iab Catheter and Accessories (2004), 11 descendants of its own

Source page: https://510kreport.com/device/K970994
Methodology: https://510kreport.com/methodology