After a year, 80% had moderate-or-less valve leakage with a repair device, versus 30% on medication.
Edwards Lifesciences (EW) announced positive one-year results from the CLASP II TR trial, showing 80% of patients treated with the PASCAL system had moderate or less valve leakage, compared to 30% on medication alone. The data, presented at TCT, demonstrated reduced tricuspid regurgitation and improved health status. The PASCAL system received FDA approval in October 2026 and CE Mark in 2020, with thousands of patients treated worldwide.
How this was made
The 30-second read
Why it matters
The data could accelerate physician adoption and drive revenue growth for Edwards Lifesciences.
Market read
Positive trial outcomes for a newly approved device are likely to lift EW and influence the broader structural‑heart market.
What to watch
Reimbursement decisions and adoption rates in key hospitals could temper the impact.
Background
The CLASP II TR trial results were presented at the TCT conference, adding clinical evidence to the PASCAL system approved in Oct 2026.
Ticker impact
Edwards Lifesciences reported positive six‑month CLASP II TR trial results for its PASCAL tricuspid repair system, showing superiority over medical therapy.
likely upward pressure as investors price in stronger product adoption
First disclosure of pivotal trial results; data are material to the company's growth prospects.
Market effects
Strengthens the structural‑heart device sector and may pressure peers lacking comparable data.
U.S. and European markets may see modest gains in med‑tech stocks.
Highlights continued innovation in transcatheter valve therapies worldwide.
Counterpoint
If the market has already priced in the FDA approval, the incremental data may have limited upside.
Key entities
- companyEdwards Lifesciences Corporation
Manufacturer of the PASCAL transcatheter tricuspid repair system.
- institutionNorthwestern University, Feinberg School of Medicine
Affiliated research institution providing commentary on the trial.


