Lighted stylet
( Trachlight, Lightwand, Vital light etc)
. .
Lighted stylet 1959
1985(1) difficult
airway guideline workshop
Lighted stylet stylet
( light source)
glottic opening
thyroid cartilage
http://www.anesthesia-
analgesia.org/cgi/content/full/90/3/745/FIG63830

99%(2) ( 3)
C-spine injury
conventional direct laryngoscopy(4)
paralyzed topical (5)
( 6,7)
15 case
light stylet tumor,
polyp, infection , upper airway foreign body
Workshop
convential DL
Reference
1. Vollmer TP, stewart RD, Paris PM et al. Use of the lighted stylet for guided
orotracheal intubation in the prehospital setting. Ann Emerg Med 1985;14:324-8.
2. Hung-OR, Pytka-S, Morris-I et al. Clinical trial of a new lightwand device( Trachlight)
to intubate the trachea. Anesthesiology. 1995;83(3):509-14
3. Ellis-DG,Stewart RD, Kaplan RM et al.Success rates of blind orotracheal intubation
using a transillumination technique with a lighted stylet. Ann Emerg Med 1986;15(2):
138-42
4. Weis FR. Lightwand intubation for cervical spine injuries( letter) .Anesth Analg
1992;74:622.
5. Higgins MS, Wherry TJ . Topical anesthesia of the airway using the lighted stylet(
letter). Anesthesiology 1993;79:1148
6. Hung OR, Pytka S, Morris I . Lightwand intubation.II Clinical trial of a new ligthwand
for tracheal intubation in patients with difficult airways. Can J Anaesth 1995;42:826-
30

7. Weis FR, Hatton MN. Intubation by use of the light wand: experience in 253 patients.
J Oral Maxillofac Surg 1989;47:577-80