CardioMEMS in a Busy Cardiology Practice: Less than Optimal Implementation of a Valuable Tool to Reduce Heart Failure Readmissions
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Published on: July 12, 2024
Robby Singh1, Leon Varjabedian1, Georgy Kaspar1
1Providence Hospital, Michigan State University, Detroit, MI, USA.
Insights
Despite proven benefits for heart failure patients and healthcare costs, the CardioMEMS device is underutilized. Physician and patient education are crucial to increase adoption of this technology for managing heart failure.
Area of Science:
- Cardiology
- Medical Devices
- Health Economics
Background:
- Congestive heart failure (CHF) is a major cause of illness and death, leading to high healthcare costs.
- Remote pulmonary artery pressure monitoring with CardioMEMS can reduce heart failure hospital readmissions.
- The CHAMPION trial demonstrated the efficacy of CardioMEMS in NYHA Class III heart failure patients.
Purpose of the Study:
- To assess the real-world adoption rate of the CardioMEMS device in eligible heart failure patients.
- To identify barriers to CardioMEMS implantation in a clinical setting.
Main Methods:
- Retrospective review of electronic medical records for CHF patients.
- Inclusion criteria based on CHAMPION trial eligibility and ACC/AHA guideline-directed medical therapy.
- Analysis of CardioMEMS implantation rates among eligible patients.
Main Results:
- Out of 473 CHF patients, 85 were eligible for CardioMEMS implantation.
- Only 18 patients (21% of eligible, 4% of total cohort) received the device.
- A significant gap exists between device eligibility and actual implantation.
Conclusions:
- The adoption of CardioMEMS technology is poor despite its benefits.
- 79% of eligible patients did not receive the CardioMEMS device.
- Improved physician and patient education is necessary to increase CardioMEMS utilization for CHF management.
Introduction:
Congestive heart failure is a leading cause of cardiovascular morbidity and mortality that results in a significant financial burden on healthcare expenditure. Though various strategies have been employed to reduce hospital readmissions, one valuable tool that remains greatly underutilized is the CardioMEMS (Abbott), a remote pulmonary artery pressure-monitoring system, which has been shown to help reduce heart failure rehospitalizations in the CHAMPION (CardioMEMS Heart Sensor Allows Monitoring of Pressure to Improve Outcomes in NYHA Class III Heart Failure Patients) trial.
Methods:
ICD-9/ICD-10 codes for chronic heart failure were used to identify patients who presented with congestive heart failure. Of this group, those eligible for CardioMEMS device placement, as based on the CHAMPION trial definition, were selected. Subsequently, a retrospective review of the electronic medical records was completed. All patients were on ACC/AHA guideline-directed medical therapy and had at least one hospital admission for NYHA class III symptoms.
Results:
473 patients met the inclusion criteria, of which, 85 patients were found to be eligible for implantation of CardioMEMS device based on the CHAMPION trial definition. Only 18/85 patients received the device, roughly 21%, and the overall CardioMEMS implantation rate was only 4% (18/473) of the total cohort.
Conclusion:
Despite the benefits to patients and reducing healthcare expenditure, there has been a poor adaptation of this groundbreaking technology. Our study revealed that 79% of eligible heart failure patients did not receive the device. Therefore, efforts need to be undertaken to improve physician and patient education of the device to complement the current standard of care for congestive heart failure.
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