# K131305: Chison Diagnostic Ultrasound System, Convex Probe, Lincar Probe, Phased Probe

- Pathway: 510(k) (Traditional)
- Applicant: Chison Medical Imaging Co., Ltd.
- Decided: Aug 1, 2013 after 86 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: 10 generations back to K863700 (1987). 10 ancestors in all.
1 later device descends from it; 1 cites it directly.
0 of 12 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K102256: GE Logiq I/E & Vivid E Compact Diagnostic Ultrasound, Ge Medical Systems China Co., Ltd. (2010) Summary page 1.

## Most influential descendants
- K231659: MS55 Plus Digital Color Doppler Ultrasound System (MS55); P25 Expert Digital Color Doppler Ultrasound System (P25 Expert); P12 Plus Digital Color Doppler Ultrasound System (P12 Plus); P11 Plus Portable Digital Color Doppler Ultrasound System (P11 Plus); P9 Plus Ultrasound Diagnostic System (P9 Plus); P3 Plus Ultrasound Diagnostic System (P3 Plus) (2024), 0 descendants of its own

## Indications for use
The device is a general-purpose ultrasonic imaging instrument intended for use by a qualified physician for evaluation of Fetal/OB; Abdominal (GYN & Urology); Pediatric; Small Organ (breast, testes, thyroid); Cardiac (adult & pediatric); Peripheral Vascular, Musculo-skeletal Conventional & Superficial, Transrectal and Transvaginal.

Source page: https://510kreport.com/device/K131305
Methodology: https://510kreport.com/methodology