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Related Experiment Video

Updated: Jun 21, 2026

The Miniature Pig: A Large Animal Model for Cochlear Implant Research
06:16

The Miniature Pig: A Large Animal Model for Cochlear Implant Research

Published on: July 28, 2022

The common pig: a possible model for teaching ear surgery.

André Gurr1, K Kevenhörster, T Stark

  • 1Department of Otorhinolaryngology, Head and Neck Surgery, Ruhr-University Bochum, Bochum, Germany. andre.gurr@rub.de

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
|July 15, 2009
PubMed
Summary

Pig temporal bones offer a partial alternative for ear surgeon training, showing similarities in the middle ear but significant differences in the external ear canal and mastoid compared to human anatomy.

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Area of Science:

  • Anatomy
  • Surgical Education

Background:

  • Human temporal bone dissection is crucial for training ear surgeons.
  • Acquiring human temporal bones for dissection is challenging.

Purpose of the Study:

  • To evaluate the suitability of pig temporal bones as an alternative model for ear surgeon training.
  • To compare the anatomical features of pig temporal bones with human temporal bones.

Main Methods:

  • Dissection of ten common pig temporal bones following a standardized surgical protocol.
  • Analysis and measurement of key anatomical structures including the mastoid, external ear canal, and middle ear.
  • Comparison of pig temporal bone anatomy with established human temporal bone data.

Main Results:

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Cochlear Implantation in the Guinea Pig
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Cochlear Implantation in the Guinea Pig

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Last Updated: Jun 21, 2026

The Miniature Pig: A Large Animal Model for Cochlear Implant Research
06:16

The Miniature Pig: A Large Animal Model for Cochlear Implant Research

Published on: July 28, 2022

Cochlear Implantation in the Guinea Pig
09:56

Cochlear Implantation in the Guinea Pig

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  • Pig temporal bones exhibit significant differences from human bones, particularly in external ear canal length/location and mastoid anatomy (lack of pneumatization, obscured by atlanto-occipital joint).
  • Key anatomical landmarks like the facial nerve and arcades are congruent with human anatomy.
  • The pig middle ear structures are highly similar to human ones, with a notable shortened long process of the incus.

    • Conclusions:

    • Pig temporal bones can serve as a viable, albeit incomplete, alternative for specific aspects of ear surgeon training.
    • The model shows potential for practicing endaural techniques and ossicular manipulation after modifications.
    • Complete replacement of human temporal bones in surgical training is not feasible using the current pig model.