Safety and effectiveness of the novel Myval Octacor transcatheter heart valve in severe, symptomatic aortic valve stenosis - A real-world Indian experience (The OCTACOR India Study)

John Jose, Asishkumar Mandalay, Manjunath N Cholenahally, Ravindranath S Khandenahally, Srinivas C Budnur, Maulik Parekh, Ravinder S Rao, Ashok Seth, Praveen Chandra, Rajneesh Kapoor, Praveer Agarwal, Atul Mathur, Vijay Kumar, Sadananda S Kanchanahalli, Ajith S Mullasari, Vijayakumar Subban, Uday B Khanolkar, Sanjay Mehrotra, Manik Chopra, Rajendra K JainHaresh Mehta, Rahul Gupta, Viveka Kumar, Bagirath Raghuraman, Naman Shastri, Hesham Elzomor, Osama Soliman, Sengottuvelu Gunasekaran

    Research output: Contribution to a Journal (Peer & Non Peer)Articlepeer-review

    8 Citations (Scopus)

    Abstract

    PURPOSE: To evaluate the safety and effectiveness of the novel, next-generation Myval Octacor - Transcatheter Heart Valve (THV) in patients with severe, symptomatic, native aortic stenosis (AS).

    METHODS: This multicenter, real-world observational registry included 123 patients with severe symptomatic AS, across 16 Indian centers who underwent treatment with the novel Myval Octacor THV. Study endpoints included all-cause mortality, all stroke, acute kidney injury (AKI), major vascular complications, moderate or severe paravalvular leakage (PVL) and new permanent pacemaker implantation (PPI) until 30 days follow-up.

    RESULTS: Of the 123 patients (average age 70.07 ± 8.33 years), 37.4 % (n = 46) were female and 39.84 % presented with bicuspid valves. The technical success rate of the procedure was 100 % and the device success rate at 30 days was 98.4 %. At 30 days (n = 123) after the procedure, the overall mortality was 1.6 %. AKI occurred in 1.6 % of patients and there was no incidence of stroke, bleeding (types 3 and 4), and major vascular complications. In an analysis of 31 patients whose echocardiographic parameters were available across all timepoints, there were significant improvements in the mean pressure gradient (54.31 ± 18.19 mmHg vs. 10.42 ± 4.24 mmHg; p < 0.0001) and effective orifice area (0.66 ± 0.21 cm2 vs. 1.80 ± 0.44 cm2; p < 0.0001) from baseline to the 30-day follow-up. None of the patients experienced severe PVL, while moderate PVL was observed in two patients (1.6 %).

    CONCLUSIONS: Early outcomes of the next-generation, novel Myval Octacor THV proved its safety and effectiveness in the treatment of severe AS.

    Original languageEnglish
    Pages (from-to)1-7
    Number of pages7
    JournalCardiovascular Revascularization Medicine
    Volume63
    DOIs
    Publication statusPublished - Jun 2024

    Keywords

    • Humans
    • Female
    • Male
    • Aortic Valve Stenosis/diagnostic imaging
    • Treatment Outcome
    • Aged
    • India
    • Registries
    • Heart Valve Prosthesis
    • Transcatheter Aortic Valve Replacement/adverse effects
    • Prosthesis Design
    • Time Factors
    • Severity of Illness Index
    • Aged, 80 and over
    • Middle Aged
    • Aortic Valve/diagnostic imaging
    • Risk Factors
    • Recovery of Function
    • Postoperative Complications
    • Retrospective Studies
    • Hemodynamics

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