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Related Concept Videos

Cardiac Catheterization IV: Nursing Management01:26

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Nursing responsibilities before cardiac catheterization include:Assess for allergies and establish baseline health status.Before cardiac catheterization, assess the patient for allergies to contrast dye. Perform a comprehensive baseline assessment, including vital signs, heart and breath sounds, and a neurovascular assessment of the extremities, noting distal pulses, skin color, and temperature. Instruct the patient to fast for 8-12 hours before the procedure. Evaluate baseline laboratory...
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Aortic Regurgitation I: Introduction01:15

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IntroductionAortic regurgitation is characterized by the backward flow of blood from the aorta into the left ventricle during diastole and arises from the improper closure of the aortic valve. This condition results in left ventricular volume overload and can stem from both acute and chronic etiologies, each contributing uniquely to the disease's progression and symptomatology.Acute and Chronic CausesAcute aortic regurgitation often results from events that suddenly impair the integrity of the...
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Cardiac catheterization is an invasive diagnostic technique used to identify and evaluate structural and functional diseases of the heart and major blood vessels. This technique diagnoses congenital heart disease, coronary artery disease, valvular heart disease, and coronary spasms and assesses ventricular function. It helps guide treatment decisions, including the need for revascularization procedures like percutaneous coronary intervention (PCI) or coronary artery bypass grafting (CABG) and...
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Related Experiment Video

Updated: Mar 7, 2026

Upper-extremity Approach for Secondary Access in Transfemoral Transcatheter Aortic Valve Implantation
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Avoiding the Learning Curve for Transcatheter Aortic Valve Replacement.

Sergey Gurevich1, Ranjit John1, Rosemary F Kelly1

  • 1University of Minnesota-Fairview Medical Center, Minneapolis, MN, USA.

Cardiology Research and Practice
|March 2, 2017
PubMed
Summary
This summary is machine-generated.

Collaboration between new and established transcatheter aortic valve replacement (TAVR) programs can shorten the learning curve. Partnerships help new TAVR programs achieve efficiency and safety comparable to experienced centers.

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Area of Science:

  • Cardiovascular Medicine
  • Interventional Cardiology
  • Health Services Research

Background:

  • Transcatheter aortic valve replacement (TAVR) procedures have a significant learning curve impacting efficiency and safety.
  • Establishing new TAVR programs requires substantial case volume to achieve optimal outcomes.
  • Existing TAVR programs offer a potential resource for new programs to overcome initial challenges.

Purpose of the Study:

  • To determine if collaboration between a new and an established TAVR program can reduce the learning curve.
  • To evaluate if partnership accelerates the achievement of procedural efficiency and safety in a new TAVR program.
  • To compare outcomes between a new TAVR program and an established one.

Main Methods:

  • A multidisciplinary collaboration was formed between a new TAVR program (Minneapolis VA Medical Center) and an established program (University of Minnesota) one year before the new program's launch.
  • Data from 269 TAVR patients were analyzed, including 50 from the new program's first year.
  • Key metrics such as procedural time, device success, length of stay, and in-hospital mortality were compared.

Main Results:

  • Procedural efficiency (time: 158 vs. 148 minutes), device success (96% vs. 87%), length of stay (5 vs. 6 days), and safety (mortality: 4% vs. 6%) were statistically similar between the collaborating programs.
  • No significant difference in outcomes was observed between the first and last 25 patients treated in the new program's initial year.
  • The collaboration demonstrated comparable results to the established program, suggesting successful knowledge transfer.

Conclusions:

  • Partnership with an established TAVR program effectively mitigates the learning curve for new programs.
  • Collaborative models can facilitate the efficient and safe implementation of complex procedures like TAVR.
  • This approach supports faster proficiency and comparable outcomes in newly developed TAVR services.