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Anatomical study of the pigs temporal bone by microdissection
Leandro de Borborema Garcia1, José Santos Cruz de Andrade1, José Ricardo Gurgel Testa2
1Paulista School of Medicine, Federal University of São Paulo.
Acta Cirurgica Brasileira
|September 4, 2014
Summary
The pig
Area of Science:
- Anatomy
- Surgical Training
Background:
- Developing novel experimental models is crucial for advancing surgical techniques.
- The pig's temporal bone offers potential for otological research.
Purpose of the Study:
- To investigate the anatomy of the pig's temporal bone.
- To evaluate its suitability as a model for ear surgery training.
Main Methods:
- Microdissection of five pig temporal bones (Sus scrofa).
- Detailed examination of external auditory canal, tympanic membrane, mastoid, middle ear, ossicular chain, and facial nerve.
Main Results:
- Pig temporal bone anatomy is comparable to humans, with similar tympanic membrane, middle ear structures, ossicular chain, and facial nerve.
- Some human anatomical landmarks are absent in pigs.
Conclusions:
- The pig temporal bone is a viable alternative for ear surgery training.
- Its anatomical similarities to the human temporal bone facilitate its use.
