# K163575: Inqwire Diagnostic Guide Wire

- Pathway: 510(k) (Special)
- Applicant: Merit Medical Systems, Inc.
- Decided: Mar 3, 2017 after 74 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: 2 generations back to K002289 (2000). 2 ancestors in all.
2 later devices descend from it; 2 cite it directly.
0 of 5 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K133230: Inqwire Diagnostic Guide Wire, Merit Medical Systems, Inc. (2013) Summary page 4.

## Most influential descendants
- K170700: Inqwire Diagnostic Guide Wire (2017), 1 descendant of its own
- K254137: InQwire Amplatz Guide Wire (2026), 0 descendants of its own

## Indications for use
Merit Medical guide wires are used to facilitate the placement of devices during diagnostic and interventional procedures.

Source page: https://510kreport.com/device/K163575
Methodology: https://510kreport.com/methodology