Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Operational Amplifiers01:17

Operational Amplifiers

2.0K
The operational amplifier, often referred to as an op-amp, is a multifaceted building block of a circuit. This electronic component functions like a voltage-controlled voltage source and can also be used to create a voltage- or current-controlled current source. The design of an operational amplifier enables it to execute mathematical operations when external components like resistors and capacitors are linked to its terminals. An op-amp has the capacity to sum signals, amplify a signal,...
2.0K
Real Number Operations01:27

Real Number Operations

333
The concept of real numbers includes all the values that can be represented on a continuous number line. The system began with basic counting values used for enumeration. It later expanded to include values that represent the absence of quantity and opposites of the counting values. When situations required expressing parts of a whole or dividing quantities evenly, values capable of representing such proportions were developed. When written using decimal notation, these values can end or repeat...
333
Vector Operations01:20

Vector Operations

2.3K
Vectors are physical quantities that have both magnitude and direction. The vector operations include addition, subtraction, and scalar multiplication.
A vector multiplied by a scalar value is called scalar multiplication. The result obtained is a new vector with a different magnitude. If the scalar is positive, the direction of the vector remains the same, but if it is negative, the direction of the vector is reversed. For example, the product of the mass and velocity yields the momentum.
2.3K
Operant Conditioning01:21

Operant Conditioning

2.9K
Operant conditioning, a key concept in behavioral psychology, involves using reinforcement and punishment to alter the likelihood of a behavior being repeated. B.F. introduced this type of conditioning. Skinner focused on voluntary behaviors and the consequences that follow them, influencing whether these behaviors will be strengthened or diminished.
Reinforcement in operant conditioning can be positive or negative, both of which serve to increase the likelihood of a behavior. Positive...
2.9K
Second Derivatives and Laplace Operator01:22

Second Derivatives and Laplace Operator

2.7K
The first order operators using the del operator include the gradient, divergence and curl. Certain combinations of first order operators on a scalar or vector function yield second order expressions. Second-order expressions play a very important role in mathematics and physics. Some second order expressions include the divergence and curl of a gradient function, the divergence and curl of a curl function, and the gradient of a divergence function.
Consider a scalar function. The curl of its...
2.7K
Modes of Operations of BJT01:21

Modes of Operations of BJT

2.0K
A Bipolar Junction Transistor (BJT) is a versatile component in electronics, functioning in four distinct modes based on the biasing of its junctions: active, saturation, cut-off, and inverted modes.
Active Mode: The most common mode for amplification, the active mode features a forward-biased emitter-base junction and a reverse-biased base-collector junction. This setup enables electrons to be injected from the emitter to the base while blocking the majority carriers at the collector. The...
2.0K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

From High-Risk Fetal Heart Disease to Personalized Life-Long Management: Equity, Globalization and Regionalization in the Era of Artificial Intelligence.

The Journal of thoracic and cardiovascular surgery·2026
Same author

Surgical approach to renal tumors with cardiovascular extension in children.

JTCVS techniques·2026
Same author

Commentary: The Ross operation and the evolving armamentarium for neoaortic valve dysfunction.

The Journal of thoracic and cardiovascular surgery·2026
Same author

Outcomes after single-stage Fontan palliation: A propensity score-matched analysis from the Australian and New Zealand Fontan Registry.

The Journal of thoracic and cardiovascular surgery·2026
Same author

Extrapleural approach for thoracic vertebral stabilization.

Interdisciplinary cardiovascular and thoracic surgery·2026
Same author

Repair of a unicuspid aortic valve with root stabilization.

Multimedia manual of cardiothoracic surgery : MMCTS·2026

Related Experiment Video

Updated: Feb 7, 2026

A Rodent Model of The Ross Operation: Syngeneic Pulmonary Artery Graft Implantation in A Systemic Position
11:20

A Rodent Model of The Ross Operation: Syngeneic Pulmonary Artery Graft Implantation in A Systemic Position

Published on: April 1, 2022

3.5K

Arterial Switch Operation: Operative Approach and Outcomes.

Tyson A Fricke1, Igor E Konstantinov2

  • 1Department of Cardiac Surgery, Royal Children's Hospital, Melbourne, Australia; Department of Pediatrics, University of Melbourne, Melbourne, Australia; Murdoch Children's Research Institute, Melbourne, Australia.

The Annals of Thoracic Surgery
|July 17, 2018
PubMed
Summary

The arterial switch operation shows good early results, but some patients need reoperation for pulmonary stenosis or aortic issues later. Special care is needed for complex cases and those presenting late.

More Related Videos

Operation of a Benchtop Bioreactor
12:54

Operation of a Benchtop Bioreactor

Published on: September 12, 2013

92.1K
Operant Sensation Seeking in the Mouse
08:39

Operant Sensation Seeking in the Mouse

Published on: November 10, 2010

13.5K

Related Experiment Videos

Last Updated: Feb 7, 2026

A Rodent Model of The Ross Operation: Syngeneic Pulmonary Artery Graft Implantation in A Systemic Position
11:20

A Rodent Model of The Ross Operation: Syngeneic Pulmonary Artery Graft Implantation in A Systemic Position

Published on: April 1, 2022

3.5K
Operation of a Benchtop Bioreactor
12:54

Operation of a Benchtop Bioreactor

Published on: September 12, 2013

92.1K
Operant Sensation Seeking in the Mouse
08:39

Operant Sensation Seeking in the Mouse

Published on: November 10, 2010

13.5K

Area of Science:

  • Pediatric Cardiac Surgery
  • Congenital Heart Disease Management

Background:

  • The arterial switch operation (ASO) is a primary surgical repair for d-transposition of the great arteries.
  • While ASO offers excellent early outcomes, long-term durability requires ongoing evaluation.

Purpose of the Study:

  • To assess the long-term outcomes of the arterial switch operation.
  • To identify factors associated with reoperation in patients undergoing ASO.

Main Methods:

  • Retrospective analysis of patients who underwent arterial switch operation.
  • Review of reoperation rates for pulmonary stenosis and neoaortic complications.

Main Results:

  • Most patients achieve healthy adult lives post-ASO.
  • A subset requires reoperation for pulmonary stenosis, neoaortic root dilatation, and neoaortic valve regurgitation.
  • Challenging subgroups include those with anomalous coronary arteries, aortic arch obstruction, Taussig-Bing anomaly, VSD, low weight, or late presentation with intact septum.

Conclusions:

  • Arterial switch operation provides good early outcomes but necessitates long-term surveillance.
  • Pulmonary stenosis and neoaortic complications are key indications for reoperation.
  • Complex patient anatomies and late presentations pose significant challenges.