# K103057: Asahi Astato XS 20 Peripheral Guide Wire

- Pathway: 510(k) (Special)
- Applicant: Asahi Intecc Co., Ltd.
- Decided: Nov 19, 2010 after 35 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: 9 generations back to K890505 (1989). 26 ancestors in all.
21 later devices descend from it; 5 cite it directly.
0 of 48 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K071721: Asahi Astato 30 Peripheral Guide Wire, Models - PAGH18M071, PAGH18M371, Asahi Intecc Co., Ltd. (2007) Summary page 1.
- K061984: Treasure, Asahi Intecc Co., Ltd. (2006) Summary page 1.
- K022762: Jowire Neo's Ptca Catheter Guidewires, Models AG141000, AG142000, AG143000, AG141002, AG141010, AG14M060 & AG14M050, Jomed, Inc. (2002) Summary page 1.
- K052339: Asahi Ptca Guide Wire, Asahi Intecc Co., Ltd. (2005) Summary page 1.
- K070945: Asahi Ptca Guide Wire, Asahi Intecc Co., Ltd. (2008) Summary page 1.

## Most influential descendants
- K150445: ASAHI Peripheral Guide Wire Series (ASAHI Gladius, ASAHI Halberd, ASAHI Gaia PV) (2015), 16 descendants of its own
- K153443: ASAHI Astato XS 40 (2016), 14 descendants of its own
- K110553: Asahi Treasure Floppy Peripheral Guide Wire (2011), 12 descendants of its own
- K163426: ASAHI PTCA, Peripheral, and Neurovascular Guide Wires, ASAHI Guide Wire Extension (2017), 11 descendants of its own
- K203533: Vassallo GT (2021), 3 descendants of its own

## Indications for use
The ASAHI Astato XS 20 Peripheral Guide Wire is intended to facilitate the placement and exchange of diagnostic and therapeutic devices during intravascular procedures. This device is intended for peripheral vascular use only.

Source page: https://510kreport.com/device/K103057
Methodology: https://510kreport.com/methodology