# K171303: Added Screen Displays For FDA Cleared HeartSee Cardiac P.E.T Processing Software K143664

- Pathway: 510(k) (Traditional)
- Applicant: University of Texas Medical School AT Houston, Texas
- Decided: Sep 22, 2017 after 142 days
- Product code: KPS (System, Tomography, Computed, Emission)
- Device class: 2
- Regulation: 21 CFR 892.1200
- 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 K913770 (1991). 35 ancestors in all.
5 later devices descend from it; 3 cite it directly.
1 of 41 devices in its family (counting itself) has a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K143664: HeartSee, University of Texas Medical School AT Houston (2015) Summary page 4.

## Most influential descendants
- K202679: Optional Screen Display for HeartSee Cardiac P.E.T. Processing Software - HeartSee version 3 (2021), 2 descendants of its own
- K231731: Optional Screen Displays for HeartSee Cardiac P.E.T. Processing Software - HeartSee version 4 (2023), 1 descendant of its own
- K243881: HeartSee™ Cardiac P.E.T. Processing Software For Myocardial Perfusion and Coronary Flow Reserve (CFR) Version 4 (2025), 0 descendants of its own
- K192277: CardIQ Flow (2020), 0 descendants of its own
- K181343: HeartSee Cardiac P.E.T. Processing Software (2018), 0 descendants of its own

## Indications for use
HeartSee K171303 Software for cardiac positron emission tomography (PET) is indicated for determining regional and global absolute rest and stress myocardial perfusion in cc/min/g, Coronary Flow Reserve and their combination into the Coronary Flow Capacity (CFC) Map in patients with suspected or known coronary artery disease (CAD) in order to assist clinical interpretation of PET perfusion images by quantification of their severity. HeartSee K171303 is intended for use by trained professionals, such as nuclear technicians, nuclear medicine or nuclear cardiology physicians, or cardiologists with appropriate training and certification. The clinician remains ultimately responsible for the final assessment and diagnosis based on standard practices, clinical judgment and interpretation of PET images or quantitative data.

Source page: https://510kreport.com/device/K171303
Methodology: https://510kreport.com/methodology