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AMPLATZER™
VALVULAR PLUG III
STRUCTURAL INTERVENTIONS

 

Paravalvular leaks (PVLs) are a common and challenging problem around the world.1 The Amplatzer™ Valvular Plug III is specially designed to provide an effective solution to this key issue, improving quality of life and longevity for an increasing number of patients.2–5

CLINICALLY PROVEN OUTCOMES

Clinical studies continue to show that the Amplatzer™ Valvular Plug III, formerly known as AVP III, is a highly effective solution in closing PVLs near mechanical surgical valves.3,4,6

UP TO 93%  of PVLs reduced to moderate or less.6,7

UP TO 90% of patients report one-class NYHA classification improvement.3,6,8,9

NYHA: New York Heart Association

A SOLUTION THAT HAS RECEIVED CLOSE ATTENTION5–7, 10,11 — AND STRONGLY POSITIVE REVIEWS.12

OVERALL -
MITRAL AND AORTIC
CRUZ-GONZALES
2014
SMOLKA
2016
DAVIDAVICIUS
2014
SWAANS
2021
WERNER
2018
Number of patients
(number of PVLs)
33
(34)
49
(49)
7
(9)
7
(7)
10
(17)
Mitral/ Aortic PVL27 / 729 / 209 / 06 / 112 / 5
Mechanical/ Tissue32 / 130 / 194 / 34 / 34 / 6
Indication
for PVLs
(% patients
(N))
Heart
failure
21.2% (7)89.8% (44)57.1%(4)14.2%(1)50% (5)
Hemolytic
anemia
3% (1)0%*0%42.9% (3)0%
Both75.7% (25)10.2%42.9% (3)42.9% (3)50% (5)
Access (TA: transapical,
TS: transseptal,
TF: transfemoral)
Mitral: TF, TS
Aortic: TF
Mitral: TS,TA
Aortic: TF
Mitral: TA
Aortic: n/a
Mitral: TA
Aortic: TA
Mitral: TS,TA
Aortic: TF
Follow-up90 days6 months, 1 year40–364 days3 months1 year
COMPOSITE ENDPOINT
Technical success (overall)90.9%93.9%100%100%86%
Mitral92.3%89.7%100%100%NR
Aortic100%100%n/a100%NR
SAFETY ENDPOINTS
SurvivalIntraprocedural100%100%100%100%100%
30 days100%98%100%100%80%
Follow-up100%95.9%85.7%85.7%70%
Stroke (30 days)02%NR00
Conversion to surgery6%NR014.2%0
Bleeding/ vascular
complications
12%2%28.6%14.2%20%
EFFECTIVENESS ENDPOINTS
% patients with absent to
moderate PVL regurgitation
100%93.8%100%100%NR
% patients with reduction
in NYHA class
90.3%90.5%85.7%71.4%NR
HemolysisImprovedImprovedImprovedNSNR

NR: Data not reported in the article. NS: not significant. n/a: not applicable. NYHA: New York Heart Association.
Range instead of total was provided for follow-up > 30 days as the follow-up durations differ greatly between studies.
Results from clinical studies are not directly comparable. Information provided for educational purposes only.
*In Smolka 2016, small PVLs causing significant hemolysis but no heart failure symptoms were an exclusion criteria; therefore, patients with hemolytic anemia only were not included. Total percentages may underrepresent the actual population with hemolytic anemia only and overrepresent the population with heart failure only.

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References
  1. Rama-Merchan J, Arribas-Jimenez A, et al. Prevalence and severity of paravalvular regurgitation in the Artificial Valve Endocarditis Reduction Trial (AVERT) echocardiography study. Rev Esp Cardiol. 2014;67:593–596.
  2. Ruiz CE, Hahn RT, Berrebi A, et al. Clinical trial principles and endpoint definitions for paravalvular leaks in surgical prosthesis: an expert statement. J Am Coll Cardiol. 2017;69(16):2067–2087. doi.org/10.1016/j.jacc.2017.02.038.
  3. Calvert PA, Northridge DB, Malik IS, et al. Percutaneous device closure of paravalvular leak: combined experience from the United Kingdom and Ireland. Circulation. 2016;134(13):934–944. doi.org/10.1161/CIRCULATIONAHA.116.022684.
  4. García E, Arzamendi D, Jimenez-Quevedo P, et al. Outcomes and predictors of success and complications for paravalvular leak closure: an analysis of the SpanisH real-wOrld paravalvular LEaks closure (HOLE) registry. EuroIntervention. 2017;12(16):1962–1968. doi.org/10.4244/EIJ-D-16-00581.
  5. Davidavicius G, Rucinskas K, Drasutiene A, et al. Hybrid approach for transcatheter paravalvular leak closure of mitral prosthesis in high-risk patients through transapical access. J Thorac Cardiovasc Surg. 2014;148(5):1965–1969. doi.org/10.1016/j.jtcvs.2014.05.001.
  6. Smolka G, Pysz P, Jasinski M, et al. Multiplug paravalvular leak closure using Amplatzer Vascular Plugs III: a prospective registry. Catheter Cardiovasc Interv.
  7. Cruz-Gonzalez I, Rama-Merchan J, Arribas-Jimenez A, et al. Prevalence and severity of paravalvular regurgitation in the Artificial Valve Endocarditis Reduction Trial (AVERT) echocardiography study. Rev Esp Cardiol. 2014;67:593–596.
  8. Yildirim A, Goktekin O, Gorgulu S, et al. A new specific device in transcatheter prosthetic paravalvular leak closure: a prospective two-center trial. Catheter Cardiovasc Interv. 2016;88(4):618–624. doi.org/10.1002/ccd.26439.
  9. Angulo-Llanos R, Sarnago-Cebada F, Rivera AR, et al. Two-year follow up after surgical versus percutaneous paravalvular leak closure: a non-randomized analysis.
  10. Swaans MJ, Post MC, van der Ven HA, et al. Transapical treatment of paravalvular leaks in patients with a logistic EuroSCORE of more than 15%: acute and 3-month outcomes of a “proof of concept” study. Catheter Cardiovasc Interv. 2012;79(5):741–747. doi.org/10.1002/ccd.23264.
  11. Werner N, Zeymer U, Fraiture B, et al. Interventional treatment of paravalvular regurgitation by plug implantation following prosthetic valve replacement: a single-center experience. Clin Res Cardiol. 2018;107(12):1160–1169. doi.org/10.1007/s00392-018-1290-7.
  12. Data on File at Abbott.

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