0 ▁such ▁service ▁patients ▁– ▁some ▁of ▁whom ▁died ▁and ▁were ▁inter red ▁in ▁the ▁hospital ▁c emetery ▁– ▁have ▁been ▁found . ▁It ▁was ▁renamed ▁the ▁C ane ▁Hill ▁M ental ▁Hospital ▁in ▁ 1 9 3 0 . ▁ ▁By ▁the ▁late ▁ 1 9 8 0 s ▁the ▁number ▁of ▁patients ▁had ▁greatly ▁decl ined , ▁largely ▁due ▁to ▁the ▁recommend ations ▁of ▁the ▁M ental ▁Health ▁Act ▁( 1 9 8 3 ) ▁with ▁its ▁emphas is ▁on ▁care ▁in ▁the ▁community . ▁Following ▁a ▁grad ual ▁w inding ▁down ▁of ▁hospital ▁services ▁and ▁operations , ▁the ▁entire ▁hospital ▁with ▁the ▁exception ▁of ▁a ▁small ▁secure ▁unit ▁had ▁closed ▁by ▁late ▁ 1 9 9 1 . ▁The ▁secure ▁unit ▁moved ▁into ▁what ▁had ▁been ▁the ▁Cou ls don ▁C ott age ▁Hospital : ▁in ▁ 2 0 0 6 ▁it ▁held ▁ 2 3 ▁patients ▁and ▁was ▁run ▁by ▁the ▁South ▁London ▁and ▁Ma ud s ley ▁N HS ▁Foundation ▁Trust ▁( S La M ). ▁The ▁unit ▁closed ▁in ▁February ▁ 2 0 0 8 , ▁with ▁the ▁patients ▁and ▁staff ▁being ▁transferred ▁to ▁the ▁River ▁House , ▁a ▁new ▁Med ium ▁Sec ure ▁Unit ▁at ▁Beth lem ▁Royal ▁Hospital . ▁ ▁Dem ol ition ▁of ▁C ane ▁Hill ▁started ▁in ▁March ▁ 2 0 0 8 ▁and ▁was ▁completed ▁by ▁the ▁end ▁of ▁ 2 0 1 0 . ▁Only ▁the ▁chap el , ▁administration ▁building ▁and ▁water ▁tower ▁remained . ▁ ▁On ▁ 1 3