Endotracheal Intubation Flashcards
If tube is too short, it could be placed in the
Esophagus
If tube is too long it could be placed in the
Bronchi
ID range for cats and dogs
3-14mm
ID range for goals, small ruminants, swine
6-18 mm
ID range for horse and cattle
16-30mm
How to measure length of tube needed
Tip of nose to point of shoulder
Tube should extend how far out of mouth?
Not over 1/2 in
A cat weighs the same as a dog, it’s trachea is (smaller, larger, or the same)
Smaller
Bracheosephalic or obese animals may need a (smaller, larger, or normal) size tube
Smaller
When one lung is being inflated this means
Why this is bad
Tube has been placed in bronchi (bronchial intubation) can cause lung damage
A metal coil within a latex tube is what kind of ET tube
Why these are good
Armored
Prevents kinking
A laryngoscope shines light on
Larynx and glottis
For cats ___% lidocaine or cetacine is used to number larynx
2%
Cetacine is a
Spray on anesthetic
Use ____ to lube end of tube
Water
Animal should be in what position while placing
Sternal recumbency
The windpipe is the
Trachea
Flap at root of tongue covers trachea, opens when breathing
Epiglottis
Cartilaginous structure at top of trachea. Enables phonation
Larynx
Laryngeal folds open during ____, relax during ______
Open during inspiration, relax during expiration
Opening between laryngeal folds
Glottis
When palpating neck after tube is inserted you should feel ___ tubes
1, 2 tubes means you’re feeling the trachea and tube in the esophagus
How to know if tube is properly placed, look in tube to see if
Fogging
A brachycephalic animal has a soft palate that elongates into
Glottis or under epiglottis
Reflex closure of glottis in response to contact w object
Common in
Laryngospasm
Cats, swine, small ruminants
How long to let lidocaine sit on larngyeal folds
30-60secs
An animal turning blue/ purple (esp in mucous membrane) means
What to do
They’re becoming cyanotic
Quit entirely, lateral recumbency, give pure O2
List intubation steps in order
Place tube, tie in, inflate cuff, hook up
Tie a dog in how
Cat?
Brachycephalic animals?
Dog: over muzzle
Cat: behind head
Brachy: behind head
Signs animal isn’t recieveing enough O2 or anes gas
Struggling/waking up
Increased RR
Increased CO2 level in blood, decreased SpO2 on machine
How long to leave O2 on when beginning extubation (after vaporizer has been turned off)
5mins
How to know when to completely remove tube
Animal shows signs of waking up (swallowing or coughing)
Aftercare of tube
Spray w disinfectant inside and out, scrub w brush or hands, rinse, air dry
Complications that come after procedure regarding intubation
Sore throat, coughing for a few days, possible spread of disease if tube wasn’t properly cleaned
