Another set of brainmed adjustment & miscellaneous things. (#11354)

code/game/objects/structures/stool_bed_chair_nest/bed.dm

@@ -257,7 +257,7 @@
 /obj/structure/bed/roller/attackby(obj/item/I, mob/user)
 	if(iswrench(I) || istype(I, /obj/item/stack) || iswirecutter(I))
 		return 1
-	if(iv_stand && !beaker && istype(I, /obj/item/reagent_containers))
+	if(iv_stand && !beaker && (istype(I, /obj/item/reagent_containers/glass/beaker) || istype(I, /obj/item/reagent_containers/blood)))
 		if(!user.unEquip(I, target = src))
 			return
 		to_chat(user, SPAN_NOTICE("You attach \the [I] to \the [src]."))
@@ -314,7 +314,7 @@
 	..()
 	if(use_check(usr) || !Adjacent(usr))
 		return
-	if(!(ishuman(usr) || isrobot(usr)))
+	if(!ishuman(usr))
 		return
 	if(over_object == buckled && beaker)
 		if(iv_attached)

code/game/objects/structures/stool_bed_chair_nest/wheelchair.dm

@@ -210,11 +210,12 @@
 
 /obj/structure/bed/chair/wheelchair/MouseDrop(over_object, src_location, over_location)
 	..()
-	if((over_object == usr && (in_range(src, usr) || usr.contents.Find(src))))
-		if(!ishuman(usr))
-			return FALSE
-		if(buckled)
-			return FALSE
+	if(!ishuman(usr))
+		return FALSE
+	if(buckled)
+		return FALSE
+	if(!usr.Adjacent(src))
+		return FALSE
 	visible_message(SPAN_NOTICE("[usr] collapses [src]."))
 	var/obj/item/wheelchair/R = new(get_turf(src))
 	R.name = src.name