HALO Flashcards
Anterior pins for a halo should be placed at which location?
a. 10mm superior to the eyebrow; lateral 1/3 of eyebrow
b. At the level of the eyebrow; center of the forehead
c. 10mm inferior to the eyebrow; equidistant from each brow edge
d. 25 mm proximal to the eyebrow; medial 1/3 of the eyebrow
a. 10mm superior to the eyebrow; lateral 1/3 of eyebrow
Which is the most commonly injured nerve during a HALO application?
a. Supraorbital nerve
b. Abducens nerve
c. Supratrochlear nerve
d. Facial nerve
b. Abducens nerve
In what order should the pins be tightened?
a. clockwise
b. counter-clockwise
c. all 4 at same time
d. opposing pins
d. opposing pins
What instructions would you give a patient regarding skin care to the pin sites?
a. wash with hydrogen peroxide
b. wash weekly with alcohol
c. wash daily with antibacterial soap solution
d. do not touch pin sites
c. wash daily with antibacterial soap solution
What is a contraindication for a HALO?
a. Skull fracture
b. Unstable Hangmans fracture
c. Jeffersons Fracture
d. Type II Odontoid fracture
a. Skull fracture
What setting should the pins be torqued to in an adult HALO application?
a. 4 in/lbs
b. 6-8 in/lbs
c. 2 in/lbs
d. 30-36 in/lbs
b. 6-8 in/lbs
How many pins are utilized for a pediatric HALO application?
a. 6-8 pins
b. 4 pins
c. 5 pins
d. 10 pins
a. 6-8 pins
You just completed a HALO fitting with a Resident Physician and a Nurse in an inpatient treatment room. The Physician promptly receives a phone call and asks you and the nurse to clean up and double check that everything looks good as he leaves. You inspect the HALO ring and vest. You notice that the Ring is slightly touching the patient’s skull at the occiput. What should you do?
Call the Physician back to remove the HALO ring and reapply it so that it is not touching the skin
When applying the ring for a HALO, it is crucial to have the patient:
a. close their eyes
b. look up at you
c. intubated
d. lift their head
a. close their eyes
