TransForm™ McCarthy Mitral Annuloplasty Ring
Transform Your Practice. Your Mindset. Your Results.
Minimally Invasive, Maximally Capable.
TransForm™ is a next-generation mitral annuloplasty ring engineered to restore natural annular motion while supporting reproducible, measurement-driven repairs. Purpose-built for port-access and robotic-assisted procedures, TransForm™ offers surgeons the flexibility and precision needed to confidently address complex mitral valve disease with minimal exposure.
Key Features:
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Mitral valve repair
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Port-access and robotic-assisted procedures
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Restoring natural 3D annular motion
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Flexible commissures designed for ease of manipulation
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Quick-release holder simplifies ring deployment
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Optimized sizing and ring compliance tailored for port-based procedures
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Clinical Considerations
TransForm™ is designed to support dynamic annular remodeling while preserving long-term coaptation integrity. Its structure enables precise access through minimally invasive and robotic workflows, and its compatibility with measurement-guided planning supports reproducible outcomes. The ring aligns with McCarthy’s multiparameter algorithm for sizing degenerative mitral valves, helping reduce residual prolapse or restriction.
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Measurement-Driven Repair Backed by Surgical Insight
TransForm™ is engineered to align with the multiparameter sizing algorithm developed by McCarthy et al. (2022), which simplifies surgical planning and supports reproducibility in mitral valve repair. The approach emphasizes achieving a coaptation length of 5–10 mm and encourages ring selection based on anatomic measurements — rather than leaflet height alone. This enables surgical teams to avoid under- or over-sizing and achieve consistent leaflet coaptation across patient anatomies. The TransForm™ design also supports annular transformation from a natural “D” shape to a more circular “O” configuration, made possible by its internal silicone core and precisely placed stiffeners.

Ordering Information


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Indications: The TransForm™ Annuloplasty Rings are indicated for the surgical reconstruction or remodeling of diseased or damaged mitral valves. The ring provides support for and restricts expansion of the mitral annulus.
Warnings: Only surgeons who have received adequate training to determine whether incompetent, stenotic, or diseased heart valves are capable of being repaired or replaced should use this device. Refer to the Instructions for Use (IFU) for a full list of warnings, precautions and adverse events.
CAUTION: Federal law (USA) restricts this device to sale by, or on the order of, a physician.
Image Credits: Images courtesy of Journal of Thoracic and Cardiovascular Surgery. JTCVS 2020, doi: 10.1016/j.jtcvs.2020.09.129
1. McCarthy PM, Herborn J, Kruse J, Liu M, Andrei A-C, Thomas JD. A multiparameter algorithm to guide repair of degenerative mitral regurgitation. J Thorac Cardiovasc Surg. 2022;164(3):867–876. doi:10.1016/j.jtcvs.2021.07.064
Design Beyond Standard
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800-786-4890
700 W. Mississippi Ave. #D5
Denver CO 80223 – 4509