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SentreHEART has raised $61.0M across 2 funding rounds.
SentreHEART has raised $61.0M in total across 2 funding rounds.
# SentreHEART: High-Level Overview
SentreHEART is a medical device company that develops catheter-based technology for minimally invasive closure of the left atrial appendage (LAA) in patients with atrial fibrillation.[1] Founded in 2005 and based in Redwood City, California, the company has created the LARIAT suture delivery device, which enables physicians to remotely deliver a pre-tied suture loop for immediate tissue closure without requiring traditional surgical implants.[1][6] The company addresses a critical clinical need: atrial fibrillation affects nearly 6 million Americans and significantly increases stroke risk, making LAA closure an important preventive intervention.[3] SentreHEART's technology serves interventional cardiologists and their patients by offering a non-implant alternative to existing closure options, with the potential to improve outcomes in AFib treatment while reducing procedural complexity.
The company is currently focused on advancing clinical evidence through the landmark aMAZE Trial, which aims to demonstrate the efficacy and safety of the LARIAT technology in real-world patient populations.[1] This clinical validation effort is central to SentreHEART's growth strategy and market expansion.
# Origin Story
SentreHEART was established in 2005 with a focus on developing innovative catheter technology and remote suture delivery systems.[1][4] The company's foundational innovation—patented catheter technology combined with engineering expertise in remote tissue closure—emerged from recognizing a gap in minimally invasive treatment options for structural heart conditions.[2] Early clinical adoption began in 2009, when physicians at Mount Sinai Medical Center performed the first nonsurgical procedure using the technology in the United States.[3] The company achieved significant regulatory milestones, including FDA Investigational Device Exemption approval in 2015 and CE Mark approval for the Lariat Surgical Left Atrial Appendage Closure System in 2015.[3] These early validations established credibility and paved the way for expanded clinical use and subsequent funding rounds.
# Core Differentiators
# Role in the Broader Tech Landscape
SentreHEART operates within the structural heart disease treatment market, a rapidly evolving segment of interventional cardiology driven by an aging population and rising AFib prevalence. The company is riding the broader trend toward minimally invasive cardiology, where catheter-based procedures replace or reduce the need for open surgery. This shift is supported by advances in catheter engineering, imaging technology, and clinical evidence demonstrating superior patient outcomes with less morbidity.
The timing is particularly favorable: as healthcare systems prioritize cost-effectiveness and patient recovery times, non-implant solutions that reduce long-term device management burden gain competitive advantage. SentreHEART's technology influences the ecosystem by challenging the dominance of implantable closure devices and expanding the procedural toolkit available to interventional cardiologists, potentially reshaping treatment paradigms for AFib-related stroke prevention.
# Quick Take & Future Outlook
SentreHEART stands at an inflection point. With $35 million in Series D funding led by Deerfield Management Company and participation from established healthcare investors, the company has secured the capital necessary to advance the aMAZE Trial and expand clinical adoption.[1] The next phase will likely focus on generating compelling trial data that demonstrates superiority or equivalence to existing options while building physician familiarity with the procedural technique.
The company's future trajectory depends on three factors: successful completion and publication of aMAZE Trial results, regulatory expansion (potential FDA approval for broader indications), and market penetration among interventional cardiologists. If the clinical evidence supports the company's claims about improved outcomes and reduced procedural complexity, SentreHEART could establish itself as a category-defining player in structural heart intervention—potentially attracting acquisition interest from larger medical device companies seeking to diversify their AFib treatment portfolios. The convergence of clinical need, technological innovation, and favorable market timing positions SentreHEART as a compelling example of how specialized medical device companies can create new treatment pathways in established disease areas.
SentreHEART has raised $61.0M in total across 2 funding rounds.
SentreHEART's investors include U.S. Venture Partners.
SentreHEART has raised $61.0M across 2 funding rounds. Most recently, it raised $35.0M Series D in September 2016.
| Date | Round | Lead Investors | Other Investors |
|---|---|---|---|
| Sep 1, 2016 | $35.0M Series D | U.S. Venture Partners | |
| Jun 1, 2012 | $26.0M Series C | U.S. Venture Partners |