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

Methods of Obtaining Topography01:25

Methods of Obtaining Topography

169
Topography involves measuring and mapping land elevations, natural features, and artificial structures to create accurate representations of the terrain. Topographic surveying relies on traditional and modern methods, each with distinct advantages and limitations.Traditional Surveying Methods:Transit stadia surveys and plane table surveys were widely used traditional surveying methods. These techniques relied on instruments like theodolites and stadia rods for measuring distances and angles,...
169
Energy Line and Hydraulic Gradient Line01:27

Energy Line and Hydraulic Gradient Line

1.6K
Based on Bernoulli's equation, the energy line (EL) and hydraulic grade line (HGL) provide graphical representations of energy distribution in a fluid flow system. For steady, incompressible, inviscid flows, Bernoulli's equation is expressed as:
1.6K
Plotting of Topographic Maps01:29

Plotting of Topographic Maps

231
Topographic maps represent the Earth's surface features using contour lines, which connect points of equal elevation to create a two-dimensional representation of three-dimensional terrain. Creating a topographic map requires a systematic approach.Begin by plotting a scaled grid and marking intersections corresponding to the survey's elevation data points. Assign elevation values at these intersections to build the base map. Next, determine contour levels using a consistent contour interval,...
231
Topographic Surveying and Contours01:29

Topographic Surveying and Contours

472
Topographic surveying is critical for documenting the Earth's surface, focusing on capturing elevations, slopes, and natural and man-made features. It is essential in construction planning, water resource management, and land-use analysis. The primary outcome of such surveys is a topographic map, which uses contour lines to visually represent the shape and slope of the terrain, providing valuable insights into the landscape's characteristics.Contour lines are fundamental to understanding the...
472

You might also read

Related Articles

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

Sort by
Same author

Leadless atrial versus transvenous pacing for sinus node dysfunction: 1-year outcomes from the leadless ARRIVE real-world study.

Europace : European pacing, arrhythmias, and cardiac electrophysiology : journal of the working groups on cardiac pacing, arrhythmias, and cardiac cellular electrophysiology of the European Society of Cardiology·2026
Same author

Electrographic flow (EGF) mapping reveals sex-based differences in EGF patterns with women concentrated in phenotypes that benefit from EGF-guided ablation.

Journal of interventional cardiac electrophysiology : an international journal of arrhythmias and pacing·2026
Same author

An introduction to virtual reality-based Targeted Brain Rehabilitation to treat phantom limb pain in the upper extremity amputee population.

Journal of hand therapy : official journal of the American Society of Hand Therapists·2026
Same author

Targeted Brain Rehabilitation: Development, Feasibility, and Usability of a Novel Virtual Reality System for Phantom Limb Pain Management and Amputee Rehabilitation.

The Journal of hand surgery·2025
Same author

Electrographic Flow Mapping Provides Prognosis for AF Ablation Outcomes Across Two Independent Prospective Patient Cohorts.

Journal of clinical medicine·2025
Same author

AF-FLOW Global Registry Confirms Validity of Electrographic Flow Mapping as a Phenotyping Tool for Atrial Fibrillation.

Journal of cardiovascular electrophysiology·2025
Same journal

Mitral valve dysplasia associated with left ventricular non-compaction cardiomyopathy and papillary muscle hypertrophy: a case report.

Future cardiology·2026
Same journal

Cardio-oncology awareness: a multidisciplinary survey among trainees and practicing professionals at multidisciplinary settings.

Future cardiology·2026
Same journal

Wearable devices for atrial fibrillation: diagnostic and screening roles of ECG and PPG-A systematic review.

Future cardiology·2026
Same journal

Impact of comorbid mental disorders on in‑hospital mortality and complications after ST‑segment elevation myocardial infarction.

Future cardiology·2026
Same journal

Endovascular revascularisation of lower-extremity peripheral arterial disease: technical and clinical outcomes in a Vietnamese single-center prospective cohort study.

Future cardiology·2026
Same journal

Ultrasound-assisted catheter-directed thrombolysis for pulmonary embolism: current evidence, limitations, and future directions.

Future cardiology·2026
See all related articles

Related Experiment Video

Updated: Nov 5, 2025

High-Throughput Analysis of Optical Mapping Data Using ElectroMap
07:36

High-Throughput Analysis of Optical Mapping Data Using ElectroMap

Published on: June 4, 2019

9.7K

Next-generation mapping with HD Grid and HD Wave.

Jacob G Lawing1, James T Frix1, Matthew S Mrlik2

  • 1Department of Medicine, Department of Medicine, Augusta University-University of Georgia Medical Partnership, Athens, GA 30606, USA.

Future Cardiology
|May 18, 2021
PubMed
Summary
This summary is machine-generated.

High-definition (HD) mapping using the HD Grid catheter significantly improves electroanatomical mapping accuracy. This advanced technique helps overcome

Keywords:
AVNRTHD Gridatrial fibrillationatrial flutterventricular tachycardia

More Related Videos

Real-time Monitoring of High Intensity Focused Ultrasound HIFU Ablation of In Vitro Canine Livers Using Harmonic Motion Imaging for Focused Ultrasound HMIFU
07:38

Real-time Monitoring of High Intensity Focused Ultrasound HIFU Ablation of In Vitro Canine Livers Using Harmonic Motion Imaging for Focused Ultrasound HMIFU

Published on: November 3, 2015

10.2K
Atomically Traceable Nanostructure Fabrication
12:35

Atomically Traceable Nanostructure Fabrication

Published on: July 17, 2015

8.9K

Related Experiment Videos

Last Updated: Nov 5, 2025

High-Throughput Analysis of Optical Mapping Data Using ElectroMap
07:36

High-Throughput Analysis of Optical Mapping Data Using ElectroMap

Published on: June 4, 2019

9.7K
Real-time Monitoring of High Intensity Focused Ultrasound HIFU Ablation of In Vitro Canine Livers Using Harmonic Motion Imaging for Focused Ultrasound HMIFU
07:38

Real-time Monitoring of High Intensity Focused Ultrasound HIFU Ablation of In Vitro Canine Livers Using Harmonic Motion Imaging for Focused Ultrasound HMIFU

Published on: November 3, 2015

10.2K
Atomically Traceable Nanostructure Fabrication
12:35

Atomically Traceable Nanostructure Fabrication

Published on: July 17, 2015

8.9K

Area of Science:

  • Electrophysiology
  • Cardiovascular Technology
  • Medical Imaging

Background:

  • Complex cardiac arrhythmias require precise mapping for effective treatment.
  • Traditional electroanatomical mapping can be limited by phenomena like 'bipolar blindness'.
  • Advancements in catheter technology are crucial for improving ablation outcomes.

Purpose of the Study:

  • To evaluate the efficacy of the Advisor HD Grid and HD Wave Solution software for high-definition cardiac mapping.
  • To explore the role of HD Grid in mapping various arrhythmias, including supraventricular tachycardias, atrial fibrillation, and ventricular tachycardia.
  • To assess the application of HD Grid in advanced substrate-based mapping techniques.

Main Methods:

  • Utilizing the Advisor HD Grid catheter with a 4x4 electrode pattern for orthogonal electrogram acquisition.
  • Employing HD Wave Solution software for high-resolution 3D electroanatomical mapping.
  • Comparing HD Grid performance against conventional mapping methods in various arrhythmia scenarios.

Main Results:

  • HD Grid mapping provides unparalleled resolution, virtually eliminating 'bipolar blindness'.
  • Improved accuracy in 3D electroanatomical maps is achieved.
  • Potential for reduced procedure times, enhanced ablation safety, and higher success rates.

Conclusions:

  • The HD Grid catheter represents a significant advancement in mapping complex cardiac arrhythmias.
  • Its ability to capture orthogonal electrograms enhances mapping precision and reduces procedural risks.
  • HD Grid technology holds promise for improving patient outcomes in catheter ablation procedures.