# K131710: Merit Hydrophilic Guide Wire

- Pathway: 510(k) (Special)
- Applicant: Merit Medical Systems, Inc.
- Decided: Jul 29, 2013 after 48 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
Longest line of descent: 4 generations back to K863138 (1986). 5 ancestors in all.
5 later devices descend from it; 1 cites it directly.
0 of 11 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K120644: Merit Hydrophilic Guide Wire, Merit Medical Systems, Inc. (2012) Summary page 1.
- K863138: Terumo Radifocus Guide Wire, Terumo Medical Corp. (1986) Summary page 1.
- K130588: Merit Hydrophilic Guide Wire, Merit Medical Systems, Inc. (2013) Summary page 1.

## Most influential descendants
- K141295: Merit Hydrophilic Guidewire (2014), 4 descendants of its own
- K170933: Merit Hydrophilic Guide Wire (2017), 3 descendants of its own
- K201595: Merit Hydrophilic Guide Wire (2020), 2 descendants of its own
- K251181: Splashwire Hydrophilic Guide Wire (MSWSTD35180J1O5); Splashwire Hydrophilic Guide Wire (MSWSTD35260J1O5); Splashwire Hydrophilic Guide Wire (MSWSTDA35150LT); Splashwire Hydrophilic Guide Wire (MSWSTFA35260LT); Splashwire Hydrophilic Guide Wire (MSWSTFA35150LT); Splashwire Hydrophilic Guide Wire (MSWSTFS38150LT) (2025), 1 descendant of its own
- K253847: Splashwire Hydrophilic Guide Wire (MSWSTD35150J3) (2026), 0 descendants of its own

## Indications for use
The Merit Hydrophilic Guide Wire is intended to be used in the peripheral vascular system to facilitate the placement of devices during diagnostic and interventional procedures.

Source page: https://510kreport.com/device/K131710
Methodology: https://510kreport.com/methodology