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Sustitución de la válvula mitral transceptual con una nueva bioprótesis en un paciente con una anatomía desafiante
Tamaz Shaburishvili1, Lauren S Ranard2, Teona Zirakashvili3
1Tbilisi Heart and Vascular Clinic, Tbilisi, Georgia, USA.
JACC. Case reports
|August 22, 2025
Resumen
El dispositivo de reemplazo de válvula mitral transcatéter Saturn trató con éxito a un paciente con regurgitación mitral grave (RM). Esta terapia innovadora eliminó la RM y mejoró los síntomas, ofreciendo una nueva opción para pacientes con anatomía desafiante.
Área de la Ciencia:
- Medicina cardiovascular
- Cardiología intervencionista
- Dispositivos médicos
Sus antecedentes:
- Están surgiendo terapias transcatéter para pacientes de alto riesgo quirúrgico con regurgitación mitral (MR) de moderada a severa o severa.
- La regurgitación mitral plantea riesgos significativos, lo que requiere opciones de tratamiento avanzadas.
Objetivo del estudio:
- Informar sobre el primer uso del dispositivo de reemplazo de la válvula mitral Saturn en un paciente con regurgitación mitral sintomática.
- Evaluar la viabilidad y los resultados de este nuevo sistema de reemplazo de válvula mitral transcatéter.
Principales métodos:
- El estudio incluyó a una mujer de 66 años con 3 o más regurgitaciones mitrales sintomáticas.
- El tratamiento se administró utilizando el dispositivo de reemplazo de válvula mitral Saturn totalmente percutáneo, transfemoral y transceptual.
- El procedimiento se realizó a pesar de la anatomía cardíaca desafiante, incluyendo un pequeño tamaño del corazón izquierdo y la altura transceptual limitada.
Principales resultados:
- El paciente experimentó una eliminación completa de la regurgitación mitral.
- Se observó una mejora sintomática significativa después del procedimiento.
- La implantación exitosa del dispositivo Saturno se logró utilizando su sistema de entrega dedicado.
Conclusiones:
- El dispositivo de reemplazo de la válvula mitral transcatéter Saturno facilita la estabilización anular basal y preserva el tracto de salida ventricular neo-izquierdo.
- Este dispositivo representa una alternativa factible para el tratamiento de la regurgitación mitral secundaria, incluso en casos con anatomía compleja.
- El sistema Saturno demuestra capacidades de implantación exitosas en escenarios anatómicos desafiantes.
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