# K231227: SureFlex HD Steerable Sheath, VersaCross HD Steerable Sheath

- Pathway: 510(k) (Traditional)
- Applicant: Baylis Medical Company, Inc.
- Decided: Dec 20, 2023 after 236 days
- Product code: DYB (Introducer, Catheter)
- Device class: 2
- Regulation: 21 CFR 870.1340
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 5 generations back to K964518 (1997). 7 ancestors in all.
No later device cites it as a predicate yet.
0 of 8 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K170997: CARTO VIZIGO 8.5F Bi-Directional Guiding Sheath, Biosense Webster, Inc. (2017) Summary page 5.

## Indications for use
The sheath is indicated for introducing various cardiovascular catheters to the heart, including the left side of the heart through the interatrial septum. The sheath curve can be visualized when used with impedance-based electroanatomical mapping systems.

Source page: https://510kreport.com/device/K231227
Methodology: https://510kreport.com/methodology