# K173820: OptiCross 6 HD, 60 MHz Coronary Imaging Catheter (Paper DFU), OptiCross 6 HD, 60 MHz Coronary Imaging Catheter (e-DFU)

- Pathway: 510(k) (Special)
- Applicant: Boston Scientific Corporation
- Decided: Jan 17, 2018 after 30 days
- Product code: OBJ (Catheter, Ultrasound, Intravascular)
- Device class: 2
- Regulation: 21 CFR 870.1200
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 5 generations back to K050577 (2005). 5 ancestors in all.
3 later devices descend from it; 1 cites it directly.
0 of 9 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K153617: OptiCross 6, 40 MHz Coronary Imaging Catheter (US Distribution), OptiCross 6, 40 MHz Coronary Imaging Catheter (EU Distribution), OptiCross 6, 40 MHz Coronary Imaging Catheter (Intercontinental Distribution), Boston Scientific Corporation (2016) Summary page 4.

## Most influential descendants
- K213593: OptiCross, OptiCross HD, OptiCross 6, OptiCross 6 HD (2022), 2 descendants of its own
- K230453: OptiCrossTM HD Coronary Imaging Catheter, OptiCrossTM 6 HD Coronary Imaging Catheter (2023), 1 descendant of its own
- K260816: OptiCross Coronary Imaging Catheter (H749518110); OptiCross 6 Coronary Imaging Catheter (H7495181160); OptiCross HD Coronary Imaging Catheter (H74939352040); OptiCross 6 HD Coronary Imaging Catheter (H74939354080); OptiCross Coronary Imaging Catheter (Bagless) (H749518130); OptiCross 6 Coronary Imaging Catheter (Bagless) (H7495181360); OptiCross HD Coronary Imaging Catheter (Bagless) (H74939352050); OptiCross 6 HD Coronary Imaging Catheter (Bagless) (H74939354090) (2026), 0 descendants of its own

## Indications for use
This catheter is intended for ultrasound examination of coronary intravascular pathology only. Intravascular ultrasound imaging is indicated in patients who are candidates for transluminal coronary interventional procedures.

Source page: https://510kreport.com/device/K173820
Methodology: https://510kreport.com/methodology