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 Experiment Videos

The ponticulus: an anatomic study.

James J Holt1

  • 1Department of Otolaryngology-Head & Neck Surgery, Marshfield Clinic, Marshfield, Wisconsin 54449, USA. holt.james@marshfieldclinic.org

Otology & Neurotology : Official Publication of the American Otological Society, American Neurotology Society [And] European Academy of Otology and Neurotology
|November 8, 2005
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

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

Sort by
Same author

Eccrine porocarcinoma of the external ear.

Ear, nose, & throat journal·2011
Same author

Superior mesotympanic sinus.

The Annals of otology, rhinology, and laryngology·2011
Same author

Transcanal antrotomy.

The Laryngoscope·2008
Same author

Posterior sinus of the middle ear.

The Annals of otology, rhinology, and laryngology·2007
Same author

Cholesteatoma and otosclerosis: two slowly progressive causes of hearing loss treatable through corrective surgery.

Clinical medicine & research·2005
Same author

A new method of studying the anatomy of the posterior tympanum.

Ear, nose, & throat journal·2004
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
Same journal

Efficacy of Cochlear Implantation in Kelch-like Protein-11 (KLHL11) IgG-Associated Rhombencephalitis.

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

The Pediatric Cochlear Implant Use Questionnaire: Assessing Habits and Barriers to Use.

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

Comment to Study by Hol et al.

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

The ponticulus, a bony bridge in the middle ear, is present in most individuals. Understanding its anatomy aids surgeons in safely removing disease from the posterior tympanum.

Area of Science:

  • Otolaryngology
  • Anatomy
  • Surgical Anatomy

Background:

  • A thorough understanding of anatomy is crucial for refining surgical approaches.
  • The ponticulus, a structure within the posterior tympanum, lacks detailed prior investigation.

Purpose of the Study:

  • To clarify the anatomical variations of the ponticulus.
  • To improve surgical access and disease removal in the posterior tympanum.

Main Methods:

  • Analysis of 50 human cadaver temporal bone specimens.
  • Recording the presence, absence, configuration, and proximity of the ponticulus to other middle ear structures.

Main Results:

  • The ponticulus was completely formed in 33 specimens, partially formed in 7, and absent in 10.

Related Experiment Videos

  • Variations in thickness and extension to the middle ear floor were observed.
  • Proximity to the stapes was noted in 8 specimens.

    • Conclusions:

    • The ponticulus is a common anatomical feature, typically a thin bony bridge.
    • Definitive anatomical knowledge of the ponticulus enhances surgical precision for posterior tympanum disease.
    • This study provides critical data for otologic surgeons.