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Related Concept Videos

Computed Tomography01:10

Computed Tomography

Tomography refers to imaging by sections. Computed tomography (CT) is a non-invasive imaging technique that uses computers to analyze several cross-sectional X-rays to reveal minute details about structures in the body.
The technique was invented in the 1970s and is based on the principle that as X-rays pass through the body, they are absorbed or reflected at different levels. In the technique, a patient lies on a motorized platform while a computerized axial tomography (CAT) scanner rotates...
Imaging Studies III: Computed Tomography01:27

Imaging Studies III: Computed Tomography

DefinitionComputed Tomography (CT) of the genitourinary (GU) tract is a non-invasive imaging modality that utilizes X-rays and computer processing to generate detailed cross-sectional images of the urinary system, encompassing the kidneys, ureters, bladder, and adjacent structures such as the adrenal glands.PurposeCT scans of the GU tract serve several diagnostic and therapeutic purposes, including:Diagnosis of Urinary Tract Diseases: Detects kidney stones, tumors, cysts, and congenital...

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Related Experiment Video

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Technical Approach for Infrared Tracking for Soft Tissue Navigation with a Holographic Head-Mounted Display and Preclinical Validation
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Technical Approach for Infrared Tracking for Soft Tissue Navigation with a Holographic Head-Mounted Display and Preclinical Validation

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Alternative user interface devices for improved navigation of CT datasets.

M Lidén1, T Andersson, H Geijer

  • 1School of Health and Medical Sciences, Örebro University, Örebro, Sweden. matsliden@yahoo.com

Journal of Digital Imaging
|December 2, 2009
PubMed
Summary
This summary is machine-generated.

Radiologists can improve workflow with alternative user interface devices (UIDs) for reviewing large CT datasets. These devices offer better ergonomics and efficiency than standard mice in digital imaging.

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Area of Science:

  • Radiology
  • Medical Imaging
  • Human-Computer Interaction

Background:

  • Digital Picture Archiving and Communication Systems (PACS) have transformed radiology workflows.
  • The shift to stack mode display for volumetric images presents navigation challenges with standard user interface devices (UIDs).
  • Increasing dataset sizes necessitate more efficient image navigation methods.

Purpose of the Study:

  • To evaluate the effectiveness of alternative UIDs for navigating stack mode datasets in radiology.
  • To compare the ergonomics and efficiency of alternative UIDs against the standard mouse.

Main Methods:

  • Clinical practice evaluation of three alternative UIDs in daily radiology interpretation.
  • Task-based experiment to objectively measure navigation performance with alternative UIDs.
  • User feedback collection on ergonomics and efficiency.

Main Results:

  • Both tested alternative UIDs were reported as more ergonomic than the standard mouse.
  • Both alternative UIDs were found to be more efficient for reviewing large CT datasets.
  • One alternative UID demonstrated faster task completion times, while another showed a higher number of traversed images.

Conclusions:

  • Alternative UIDs show potential to enhance navigation efficiency and ergonomics for stack mode datasets.
  • Radiologists should explore alternative UIDs to optimize the review of large volumetric imaging datasets.
  • Ergonomic and efficiency benefits suggest a move beyond the standard mouse for advanced medical imaging review.