Does the MI-4 surgical technique reduce regurgitation percentage in dogs with mitral valve insufficiency?
The novel MI-4 surgical technique for anchoring artificial chordae tendineae safely and effectively reduces mitral regurgitation in a canine model for at least 12 months.
The MI-4 surgical technique was performed in dogs with mitral valve insufficiency with no significant complications. The surgery reduced the regurgitation percentage postoperatively, with benefits seen at least 12 months after surgery.
Isayama et al. (2024) studied this question.