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N/A N=52 Randomized Single-blind Treatment

Wave Crossover ECP Study for Simplified Therapy

Chronic Stable Angina · Refractory Angina

Enrolled (actual)
52
Serious AEs
0.0%
Results posted
Mar 2026
Primary outcome: Primary: Diastolic Augmentation — 0.83; 0.57 Ratio — p=<0.0001

Study Design & Population

Study type
Interventional
Phase
N/A
Interventions
External Counterpulsation (Device)
Age
Adult, Older Adult · 35+ yrs
Sex
All
Sponsor
Pression
Primary completion
Feb 2025

Outcome Measures

OutcomeResultp-value
PRIMARY
Diastolic Augmentation
0.83; 0.57 <0.0001 sig
SECONDARY
Systolic Unloading (Mean)
9.2
SECONDARY
Systolic Unloading (Categorical)
27; 20

Summary

The purpose of this study is to demonstrate substantial equivalence between Pression's Wave PRO System and a commercially available predicate ECP device to support a U.S. 510(k) submission for the Wave PRO System.

Eligibility Criteria

Inclusion Criteria

  • Age 35 years or greater
  • History of mild to moderate coronary artery disease (CAD)
  • Able to ambulate without assistance
  • Able to lay down (approximately 5 degree angle) for the duration of study procedures
  • Able and willing to give informed consent
  • Able and willing to attend the ECP session and complete all questionnaires provided

Exclusion Criteria

  • Unstable angina within prior 3 months
  • Canadian Cardiovascular Society (CCS) Class III or IV Angina
  • Moderate to severe peripheral arterial disease (PAD)
  • Myocardial infarction in the past 3 months
  • Coronary artery bypass grafting (CABG) in the past 3 months
  • Any major surgery within the past 3 months
  • Decompensated heart failure
  • Cardiac catheterization or arterial femoral puncture in the past 2 weeks
  • Presence of mechanical circulatory support (MCS) device
  • Pacemaker or other implantable pulse generating device
  • Valve disease, including aortic insufficiency
  • Abdominal or thoracic aortic dissection or aortic/cerebral aneurysms requiring clinical intervention
  • Severe pulmonary disease
  • Bleeding diathesis
  • Active thrombophlebitis
  • Uncontrolled hypertension (greater than 180/110 mmHg)
  • Baseline heart rate greater than 120 beats per minute or below 40 beats per minute
  • Arrhythmia and/or abnormal heart rhythm
  • Major hand injuries or amputation that would interfere with fingertip PPG
  • Unhealed wounds/fractures below the waist or lower limb amputation , general lower body musculoskeletal injuries
  • Vascular stents (arterial/venous) or orthopedic implants in the lower limbs
  • Currently undergoing ECP treatment
  • Pregnancy
  • Currently participating in any other clinical study of an investigational device or drug where treatment has not yet been completed
  • Participants with coagulopathy (PT-INR>2.5) or taking blood thinners (e.g., warfarin)
  • Any medical condition that, in the opinion of the principal investigator (PI), would present undue risk to the participant
View full record on ClinicalTrials.gov →

Data sourced from ClinicalTrials.gov (NCT06571370). Outcome figures and adverse-event rates are extracted automatically from the registry's posted results and are provided for clinician reference, not as a substitute for the primary publication.

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