Observing the use of a new device for treating coronary calcified lesions in France

Observatory on the Use of the Shockwave Medical C2 Coronary Lithotripsy System in the General Population in France.

Observational French Cardiology Society · NCT05113407

This study looks at how well a new device works for treating hard, calcified blockages in heart arteries during angioplasty to help patients get better results.

Quick facts

Study typeObservational
Enrollment500 (estimated)
Ages18 Years and up
SexAll
SponsorFrench Cardiology Society Academic / other
Locations1 site (Toulouse)
Trial IDNCT05113407 on ClinicalTrials.gov

What this trial studies

This observational study focuses on the use of the Shockwave Medical C2 Coronary Lithotripsy System for treating calcified coronary lesions in patients undergoing angioplasty. The study aims to document the effectiveness and safety of this innovative device, which utilizes lithotripsy to create microfractures in calcified plaques, potentially improving stent delivery. By analyzing real-world data from patients treated with this system, the study seeks to address the challenges posed by calcified lesions in coronary interventions. The findings may provide valuable insights into the device's impact on clinical outcomes and procedural complications.

Who should consider this trial

Good fit: Ideal candidates for this study are adults over 18 years old who are undergoing coronary angioplasty with the Shockwave Medical C2 Coronary Lithotripsy System.

Not a fit: Patients under 18 years of age, pregnant or breastfeeding, or those unable to provide informed consent will not benefit from this study.

Why it matters

Potential benefit: If successful, this study could enhance the treatment of coronary calcified lesions, leading to better patient outcomes during angioplasty procedures.

How similar studies have performed: While this approach is relatively novel, previous studies on lithotripsy for coronary lesions have shown promising results, indicating potential for success.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Patient over 18 years old
* Patient affiliated to the National Health Insurance System
* Patient for whom a coronary angioplasty procedure is performed using the Shockwave Medical C2 Coronary Lithotripsy System
* For indications of stent malexpansions, stent malexpansion must be defined by: a) angiography: stent malexpansion \>30% (QCA and/or stent magnification) b) endocoronary OCT/IVUS imaging with MSA (Minimal Stent Area) \<4.5 mm2 or a ratio of MSA/MLA on reference segment\<0.8
* Patient willing to participate in the registry

Exclusion Criteria:

* Patient under 18 years of age
* Pregnant or breastfeeding patient
* Patient refusing to participate in the study or unable to give informed consent (patient under guardianship, curatorship or legal guardianship)

Where this trial is running

Toulouse

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions LithotripsyAngioplastyCoronary BalloonCoronary calcified lesioncoronary angioplasty
Last reviewed 2026-06-10 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.