# K220247: Guidewire Locking Device

- Pathway: 510(k) (Traditional)
- Applicant: Micro-Tech (Nanjing) Co., Ltd.
- Decided: Mar 29, 2022 after 60 days
- Product code: ODC (Endoscope Channel Accessory)
- 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: 3 generations back to K970054 (1997). 5 ancestors in all.
No later device cites it as a predicate yet.
0 of 6 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K040137: Wilson-Cook Usw Cap and Wire Lock, Wilson-Cook Medical, Inc. (2004) Summary page 5.

## Indications for use
The Guidewire Locking Device is an accessory to be used with endoscopic biliary devices to lock the guidewire(s) in place during ERCP procedures.

Source page: https://510kreport.com/device/K220247
Methodology: https://510kreport.com/methodology