Can a Diamond-Coated rotating crown unclog calcified heart arteries?
NCT ID NCT05447585
First seen Aug 10, 2026 · Last updated Aug 11, 2026 · Updated 1 time
Summary
This trial tests a new atherectomy device that uses a diamond-coated rotating crown to grind away calcium buildup in heart arteries. It aims to see if this device can safely and effectively prepare the artery for stent placement in people with calcified coronary artery disease. The study compares the new device to an existing rotational atherectomy system in about 239 adults aged 18 to 80 who are scheduled for stent implantation.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
- Active substance
- Coronary atherectomy system (a device with a diamond-coated rotating crown to remove calcium from artery walls)
- What this could lead to
- If successful, this device could offer a safer, more effective way to clear calcified coronary arteries, improving stent placement and reducing heart complications.
- What could go wrong
- This is an early-stage trial, and the device may not outperform existing atherectomy systems. Risks include procedure-related complications like vessel damage or heart events.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Get updates
Get notified about this study
Sign up to get updates when this study changes or when new studies for CALCIFICATION OF CORONARY ARTERY are added.
By submitting, you agree to our Terms of use
Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
-
The Second Affiliated Hospital Zhejiang University School of Medicine
Hangzhou, Zhejiang, 310009, China