# K251599: Single-use Ureteral Access Sheath

- Pathway: 510(k) (Special)
- Applicant: Hunan Vathin Medical Instrument Co., Ltd.
- Decided: Jul 3, 2025 after 37 days
- Product code: FED (Endoscopic Access Overtube, Gastroenterology-Urology)
- Device class: 2
- Regulation: 21 CFR 876.1500
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 6 generations back to K022135 (2002). 9 ancestors in all.
No later device cites it as a predicate yet.
0 of 10 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K240167: Single-use Ureteral Access Sheath, Hunan Vathin Medical Instrument Co., Ltd. (2024) Summary page 5.
- K203165: Disposable Ureteral Access Sheath, Suzhou Beyo Medical Technology Co., Ltd. (2021) Summary page 5.

## Indications for use
The Single-use Ureteral Access Sheath is used to establish a conduit during endoscopic urological procedures facilitating the passage of endoscopes and other instruments into the urinary tract.

Source page: https://510kreport.com/device/K251599
Methodology: https://510kreport.com/methodology