Sound waves may save bypass grafts: new study tests tool during heart surgery

NCT ID NCT07485738

First seen Mar 27, 2026 · Last updated May 14, 2026 · Updated 8 times

Summary

This study is testing a tool called Transit-Time Flow Measurement (TTFM) that uses sound waves during heart bypass surgery to check blood flow through the new grafts. The goal is to see if using this tool helps prevent grafts from failing. About 1,242 adults having their first non-emergency heart bypass surgery will take part.

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Contacts and locations

Study contacts

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

Locations

  • Weill Cornell Medicine/NewYork Presbyterian Hospital

    RECRUITING

    New York, New York, 10022, United States

    Contact

    Contact Phone: •••-•••-•••• Email: •••••@•••••

Conditions

Explore the condition pages connected to this study.