▁conditions ). ▁ ▁S urg ery ▁ ▁Mac L aren ▁has ▁been ▁a ▁Cons ult ant ▁O ph th al mic ▁Sur geon ▁for ▁the ▁Oxford ▁University ▁H osp it als ▁N HS ▁Foundation ▁Trust ▁( OU H ) ▁since ▁March ▁ 2 0 0 9 . ▁His ▁surg ical ▁work ▁is ▁based ▁largely ▁at ▁the ▁Oxford ▁E ye ▁Hospital ▁and ▁the ▁N uff ield ▁Labor atory ▁of ▁O ph th alm ology ▁[ N LO ], ▁both ▁located ▁within ▁the ▁John ▁Rad cl iffe ▁Hospital , ▁on ▁Head ington ▁Hill ▁in ▁Oxford . ▁He ▁has ▁also ▁been ▁Honor ary ▁Cons ult ant ▁Vit re oret inal ▁Sur geon ▁at ▁Mo or fields ▁E ye ▁Hospital ▁N HS ▁Foundation ▁Trust , ▁in ▁London , ▁since ▁May ▁ 2 0 0 6 . ▁ ▁He ▁has ▁been ▁a ▁Fellow ▁of ▁the ▁Royal ▁College ▁of ▁Sur ge ons ▁of ▁Edinburgh ▁( RC SE d ) ▁since ▁July ▁ 1 9 9 8 ▁and ▁was ▁awarded ▁their ▁annual ▁King ▁James ▁IV ▁Professor ship ▁in ▁ 2 0 0 7 . ▁ ▁He ▁is ▁one ▁of ▁the ▁first ▁sur ge ons ▁in ▁the ▁world ▁to ▁have ▁made ▁a ▁successful ▁ret inal ▁impl ant ▁for ▁visual ▁prost h esis , ▁sometimes ▁described ▁as ▁creating : ▁a ▁' b ionic ▁eye '. ▁He ▁is ▁also ▁a ▁pione er ▁in ▁robot - ass isted ▁surg ery ▁for ▁o ph th al mic ▁operations . ▁Key ▁events ▁of ▁his ▁work ▁at ▁the ▁Mo or fields ▁and ▁John ▁Rad cl iffe ▁hosp