# K172059: LinkQuest Diagnostic Ultrasound System model SQ860

- Pathway: 510(k) (Traditional)
- Applicant: Linkquest, Inc.
- Decided: Oct 5, 2017 after 90 days
- Product code: IYN (System, Imaging, Pulsed Doppler, Ultrasonic)
- Device class: 2
- Regulation: 21 CFR 892.1550
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 12 generations back to K935595 (1995). 102 ancestors in all.
No later device cites it as a predicate yet.
0 of 103 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K083095: Sonixtouch Ultrasound System, Ultrasonix Medical Corporation (2008) Summary page 10.
- K130173: Sonosite Maxx Series Ultrasound System, FUJIFILM Sonosite, Inc. (2013) Summary page 11.

## Indications for use
The LinkQuest Diagnostic Ultrasound System model SQ860 is intended for diagnostic ultrasound imaging analysis of adults, pregnant women, pediatric patients and neonates. It is intended for use by or on the order of a physician or similarly qualified health care professional in fetal, abdominal, pediatric, small organ (breast, thyroid, testes), neonatal cephalic, adult cephalic, trans-rectal, trans-vaginal, musculo-skeletal (conventional, superficial), cardiac adult, cardiac pediatric, peripheral vessel and urology exams.

Source page: https://510kreport.com/device/K172059
Methodology: https://510kreport.com/methodology