Ports arterial bleeding and tendon severing (#7432)

code/game/objects/items/devices/scanners.dm

@@ -202,15 +202,18 @@ BREATH ANALYZER
 			if(e && e.status & ORGAN_BROKEN)
 				user.show_message(text("<span class='warning'>Bone fractures detected. Advanced scanner required for location.</span>"), 1)
 				break
-		var/IB = FALSE
+		var/found_arterial = FALSE
+		var/found_tendon = FALSE
 		for(var/obj/item/organ/external/e in H.organs)
-			if(!e)
-				continue
-			for(var/datum/wound/W in e.wounds) if(W.internal)
-				IB = TRUE
+			if(e)
+				if(!found_arterial && (e.status & ORGAN_ARTERY_CUT))
+					user.show_message(text("<span class='warning'>Arterial bleeding detected. Advanced scanner required for location.</span>"))
+					found_arterial = TRUE
+				if(!found_tendon && (e.status & ORGAN_TENDON_CUT))
+					user.show_message(text("<span class='warning'>Tendon or ligament damage detected. Advanced scanner required for location.</span>"))
+					found_tendon = TRUE
+			if(found_arterial && found_tendon)
 				break
-		if (IB == TRUE)
-			user.show_message(text("<span class='warning'>Internal bleeding detected. Advanced scanner required for location.</span>"), 1)
 		if(M:vessel)
 			var/blood_volume = round(M:vessel.get_reagent_amount("blood"))
 			var/blood_percent = blood_volume / 560

code/game/objects/items/stacks/medical.dm

@@ -102,8 +102,6 @@ Contains:
 						             "<span class='notice'>You start treating [M]'s [affecting.name].</span>" )
 				var/used = 0
 				for (var/datum/wound/W in affecting.wounds)
-					if (W.internal)
-						continue
 					if(W.bandaged)
 						continue
 					if(used == amount)
@@ -216,8 +214,6 @@ Contains:
 						             "<span class='notice'>You start treating [M]'s [affecting.name].</span>" )
 				var/used = 0
 				for (var/datum/wound/W in affecting.wounds)
-					if (W.internal)
-						continue
 					if (W.bandaged && W.disinfected)
 						continue
 					if(used == amount)
@@ -327,9 +323,6 @@ Contains:
 				if(!do_after(user, 100, act_target = M))
 					return
 				for (var/datum/wound/W in affecting.wounds)
-					if (W.internal)
-						if(prob(25)) // Space Klot technology.
-							W.heal_damage(heal_brute, 1)
 					if (W.bandaged)
 						continue
 					if(used == amount)

code/game/objects/items/weapons/material/knives.dm

@@ -49,8 +49,7 @@
 			var/obj/item/organ/external/affecting = H.get_organ(H.zone_sel.selecting)
 			if(affecting)
 				to_chat(H, "<span class='danger'><font size=2>You feel something rip open in your [affecting.name]!</span></font>")
-				var/datum/wound/internal_bleeding/I = new(15)
-				affecting.wounds += I
+				affecting.sever_artery()
 		if(H.can_feel_pain())
 			H.emote("scream")