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Fig. 2 | BMC Ophthalmology

Fig. 2

From: Modified superior oblique intrasheath tenectomy in A-pattern with superior oblique overaction

Fig. 2

Superior oblique (SO) tendon and sheath. a: The SO was identified by its pearly white glistening appearance against the sclera. b: The SO was elevated with small hook. c: Two ancistroid hooks were used to fix the SO muscle at the two borders. Blood vessels were detected along the sheath in some cases. d: Solid arrow: The SO tendon is bluntly isolated from the sheath. e: The naked SO tendon is held with two ancistroid hooks at the two borders. The temporal border of the naked tendon is clamped. f: Small disturbed area is visible after surgery using an operating microscope (black arrow). Hollow arrow: SO; solid arrow: SO sheath; stars: SO tendon; thin arrow: small area of disturbance of the fascial tissues.

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