Minnesota Patent of the Month – May 2024

4C Medical Technologies, Inc. has pioneered an innovative two-step method for delivering prosthetic mitral valves, aimed at providing a less invasive and more effective solution for patients with dysfunctional mitral valves. This newly patented method involves using a delivery catheter to access the left atrium via a transseptal approach. Initially, a self-expanding prosthetic mitral valve frame is loaded in a collapsed state into the catheter and delivered to the left atrium, where it then expands and anchors itself securely.

Once the frame is in place, the prosthetic mitral valve, complete with leaflets, is similarly loaded and delivered into the expanded frame. This unique approach ensures that the prosthetic valve and the frame minimally engage with the native mitral valve leaflets, preventing interference with their functionality. By situating the prosthetic valve above the native leaflets, the device can supplement the valve’s functionality without compromising it.

The innovation behind this two-step method addresses the challenges of traditional heart valve replacements that often require open-heart surgery and carry significant risks and recovery time. This method simplifies the procedure, minimizes trauma, and potentially reduces the need for extensive postoperative care.

The method ensures that only the left atrium is involved, avoiding unnecessary engagement with the left ventricle or annular tissue below the upper annular surface. This specificity allows for a safer implantation process and preserves the native mitral valve’s functionality for as long as possible.

4C Medical Technologies’ method represents a significant advancement in cardiac care, offering a streamlined, minimally invasive alternative that can adapt to the patient’s needs over time, providing both immediate and long-term benefits. This breakthrough not only enhances patient outcomes but also exemplifies the potential of innovative R&D in transforming medical treatments.

Are you developing new technology for an existing application? Did you know your development work could be eligible for the R&D Tax Credit and you can receive up to 14% back on your expenses? Even if your development isn’t successful your work may still qualify for R&D credits (i.e. you don’t need to have a patent to qualify). To find out more, please contact a Swanson Reed R&D Specialist today or check out our free online eligibility test.

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