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Mollisons Self retaining hemostatic retractor
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The postaural incision of wilde
I took it when he wasn't looking. I took it when he wasn't looking. I took it when he wasn't looking. I took it when he wasn't looking. I took it when he wasn't looking. |
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Exposing the mastoid cortex by elevating the mastoid periosteum using the mastoid periosteal elevator
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After the mastoid cortex is well exposed by placing the mollisons mastoid retractor,the cortical air cells are exenterated using the mastoid drill,simultaneously irrigating with saline drip to remove bone dust.
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after exposing the antrum and clearing the diseased cortical cells the aditus is widened
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Lateral aspect of the mastoid process after cortical mastoidectomy
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Extent of pneumatisation in a well pneumatised mastoid
Superiorly is the dural plate, posteriorly is the sinus plate that overlies the sigmoid sinus and in between is the citelli's angle |
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