Revert "12/21 modernizations from TG live"

code/game/objects/items/weapons/implants/implanter.dm

@@ -6,7 +6,7 @@
 	item_state = "syringe_0"
 	throw_speed = 3
 	throw_range = 5
-	w_class = WEIGHT_CLASS_SMALL
+	w_class = 2
 	origin_tech = "materials=2;biotech=3"
 	materials = list(MAT_METAL=600, MAT_GLASS=200)
 	var/obj/item/weapon/implant/imp = null
@@ -42,7 +42,7 @@
 /obj/item/weapon/implanter/attackby(obj/item/weapon/W, mob/user, params)
 	if(istype(W, /obj/item/weapon/pen))
 		var/t = stripped_input(user, "What would you like the label to be?", name, null)
-		if(user.get_active_held_item() != W)
+		if(user.get_active_hand() != W)
 			return
 		if(!in_range(src, user) && loc != user)
 			return