Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Computed Tomography

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 Tomography

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...

You might also read

Related Articles

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

Sort by

Same author

Endoscopic Radiofrequency Cauterization of Congenital Pyriform Fossa Malformations: Long-Term Outcomes.

Ear, nose, & throat journal·2026

Same author

Assessment of endoscopic and external approaches for frontal sinus lesions.

World journal of otorhinolaryngology - head and neck surgery·2025

Same author

Effectiveness of bisphosphonate for alleviating tinnitus associated with otosclerosis: a prospective case-control study.

European archives of oto-rhino-laryngology : official journal of the European Federation of Oto-Rhino-Laryngological Societies (EUFOS) : affiliated with the German Society for Oto-Rhino-Laryngology - Head and Neck Surgery·2024

Same author

Localization of the Vertical Part of the Facial Nerve in the High-Resolution Computed Tomography During Pediatric Cochlear Implantation.

The journal of international advanced otology·2024

Same author

Radioclinical Assessment of Posterior Tympanotomy Difficulties during Ordinary Cochlear Implantation: A Prospective Case-Series Study.

Otology & neurotology : official publication of the American Otological Society, American Neurotology Society [and] European Academy of Otology and Neurotology·2024

Same author

Outcome and complications after surgery for thyroid carcinoma in pediatric age-an evaluation of practice.

World journal of surgical oncology·2022

Same journal

The Soundtrack of Everyday Life: Real-world Music Listening Habits of Adult Cochlear Implant Users.

Otology & neurotology : official publication of the American Otological Society, American Neurotology Society [and] European Academy of Otology and Neurotology·2026

Same journal

Nomogram Prediction Model for the Prognosis of Idiopathic Sudden Sensorineural Hearing Loss.

Otology & neurotology : official publication of the American Otological Society, American Neurotology Society [and] European Academy of Otology and Neurotology·2026

Same journal

Reply to: Distinguishing Meniere's Disease From Vestibular Migraine.

Otology & neurotology : official publication of the American Otological Society, American Neurotology Society [and] European Academy of Otology and Neurotology·2026

Same journal

Preserving the Membranous Labyrinth With a Piezoelectric Drill? Exploring Potential for Semicircular Canal Surgery.

Otology & neurotology : official publication of the American Otological Society, American Neurotology Society [and] European Academy of Otology and Neurotology·2026

Same journal

Biomechanical Elucidation of Temporal Bone Fracture Mechanisms Using Finite Element Analysis: Identification of Stress-Concentration Sites and Crack Propagation Simulation Under Static Loading.

Otology & neurotology : official publication of the American Otological Society, American Neurotology Society [and] European Academy of Otology and Neurotology·2026

Same journal

The Impact of Robot-Assisted Electrode Insertion on Cochlear Implant Surgery Time: A Retrospective Study.

Otology & neurotology : official publication of the American Otological Society, American Neurotology Society [and] European Academy of Otology and Neurotology·2026

See all related articles

Search research articles

Related Experiment Video

Updated: May 12, 2026

Robotic Cochlear Implantation for Direct Cochlear Access

Robotic Cochlear Implantation for Direct Cochlear Access

Published on: June 16, 2022

CT-Based Virtual Endoscopy to Predict Round Window Accessibility During Cochlear Implant.

Hazem Elbasty¹, Ayman Fouad¹, Mahmoud Mandour¹

¹Department of Otolaryngology, Faculty of Medicine, Tanta University, Tanta, Egypt.

Otology & Neurotology : Official Publication of the American Otological Society, American Neurotology Society [And] European Academy of Otology and Neurotology

|November 20, 2025

Summary

This summary is machine-generated.

CT-based virtual endoscopy accurately predicts round window accessibility for cochlear implant surgery. This novel method is valid, reliable, and reproducible, improving surgical planning for cochlear implants (CI).

Keywords:

CT Cochlear implant Round window Virtual endoscopy

More Related Videos

Author Spotlight: Advancements in Impedance Monitoring for Cochlear Implant Surgery

Author Spotlight: Advancements in Impedance Monitoring for Cochlear Implant Surgery

Published on: August 4, 2023

Enhancing Electrode Location Assessment in Cochlear Implantation via Computed Tomography Image Fusion

Enhancing Electrode Location Assessment in Cochlear Implantation via Computed Tomography Image Fusion

Published on: January 17, 2025

Related Experiment Videos

Last Updated: May 12, 2026

Robotic Cochlear Implantation for Direct Cochlear Access

Robotic Cochlear Implantation for Direct Cochlear Access

Published on: June 16, 2022

Author Spotlight: Advancements in Impedance Monitoring for Cochlear Implant Surgery

Author Spotlight: Advancements in Impedance Monitoring for Cochlear Implant Surgery

Published on: August 4, 2023

Enhancing Electrode Location Assessment in Cochlear Implantation via Computed Tomography Image Fusion

Enhancing Electrode Location Assessment in Cochlear Implantation via Computed Tomography Image Fusion

Published on: January 17, 2025

Area of Science:

Otolaryngology
Medical Imaging
Surgical Planning

Background:

Cochlear implant (CI) surgery requires precise access to the round window (RW).
Preoperative assessment of RW accessibility is crucial for successful CI outcomes.
Current imaging methods may have limitations in predicting intraoperative conditions.

Purpose of the Study:

To evaluate the accuracy of computed tomography (CT)-based virtual endoscopy (VE) in predicting RW accessibility for CI.
To establish the reliability and reproducibility of this novel preoperative assessment technique.

Main Methods:

A prospective study of 40 CI patients.
CT scan data was used to simulate virtual mastoidectomy and posterior tympanotomy.
Radiological assessment of RW accessibility (favorable/unfavorable) was correlated with intraoperative findings (visible/nonvisible).

Main Results:

The CT-based virtual endoscopy demonstrated a high accuracy rate of 96% in predicting RW accessibility.
Inter-rater reliability for the virtual assessment was excellent (intraclass correlation coefficient = 0.971).
The method proved valid, reliable, and reproducible in predicting intraoperative RW visibility.

Conclusions:

3D CT-based virtual endoscopy is a valid and reliable method for predicting round window accessibility prior to cochlear implantation.
This technique offers a feasible and accurate approach to enhance surgical planning for cochlear implant procedures.
The high accuracy and reliability suggest widespread applicability in otologic surgery.