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Stapedotomy
Left ear.
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1. Elevation of the posterior tympanomeatal flap. |
2. Entering the tympanic cavity. |
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3. Manipulating the chorda tympani. |
4. Exposure of the chorda tympani, the incudostapedial joint, and the round window. |
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5. Widening of the posterior superior wall of the external auditory canal. |
6. Completion of the widening procedure with a curette. |
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7. Exposure of the stapedial tendon. |
8. Separation of the incudostapedial joint prior to cutting the tendon. |
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9. Cutting the stapedial tendon. |
10. Cutting the stapedial crura. |
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11. The stapedial footplate is seen. |
12. Perforation of the footplate (Stapedotomy). |
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13. The opening in the footplate. |
14. Measuring the distance between the footplate and the lateral surface of the incus. |
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15. Insertion of the prosthesis. |
16. Sealing of the Stapedotomy opening with connective tissue. |
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17. Covering the prosthesis loop over the incus with connective tissue. |
18. Repositioning the tympanomeatal flap. |
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19. Packing with absorbable pledgets and wound closure |
