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VTI Anesthesia I: ET
ET Intubation
| Question | Answer |
|---|---|
| A flexible tube placed inside the trachea of an anesthetized patient used to transfer gases directly from the anesthetic machine into the lungs. | Endotracheal Tube |
| ET Intubation improves ..... | oxygenation |
| ET Intubation prevents ..... | atelectasis (collapsed lung[s]) |
| ET Intubation allows for .... | med delivery in emergency situations and ventilation. also encourages proper examination of oral cavity and throat |
| have a beveled end and a murphy eye and may or may not have a cuff. | Murphy tubes |
| Have no cuff or side hole, but decrease in diameter at the patient end (birds and reptiles. also neonates as well as other exotic animals due to the delicate trachea) | cole tubes |
| cuffed or uncuffed with no hole at the tip | magill |
| creates a seal between the tube and the trachea | cuff |
| The tube lumen is expressed in .... | mm |
| The tube length is expressed in ... | cm |
| Device that is used to increase visibility of the larynx when placing an ET tube | laryngoscope |
| what does PPV stand for | positive pressure ventilation |
| two types of laryngoscope blades | Macintosh (curved) or miller (straight) |
| ET intubation is for maintenance of inhalant anesthesia and to maintain airway. it is also used for patients with >>> | respiratory or cardiac arrest |
| Cats tend to have ______ more than other species | laryngospasms |
| ______ is used to prevent laryngospasms | lidocaine |
| Cats typical need a __-___mm tube | 3-4.5mm |
| A 20kg dogs will need a ___-___mm tube | 9.5-10 |
| The tip of the tube will sit between the _____ ____ and the _____. | thoracic inlet and the larynx |
| Procedure for intubation | Hold behind the canines, extend the head and neck toward the person intubating. the restrainer typically holds the tongue |
| horses should be positioned for intubation .... | in lateral recumbancy with the head back and the neck extended |
| the tube can be tied... | over the muzzle, behind the ears, or below the mandible. |
| the cuff prevents ... | aspiration, waste gas, problems maintaining dept at a normal concentration |
| over inflation of the cuff may cause ... | tracheal necrosis or rupture |
| under inflation of the cuff may result in ... | aspiration, inadequate depth or contamination |
| the most common complication is ... | placement of the tube into the esophagus instead of the trachea. |
| Brachycephalic breeds (extubation) ... | delay extubation until fully concious and able to maintain a free airway |
| Normal patients delay extubation until | C+ or swallowing |
| Once extubated place the patient in ... | sternal recumbancy with the neck extended |
| Vinyl tube | PVC, transparent, stiff, cuff requires manual deflate, is easy on the trachea, fogging. |
| Red Rubber | Flexible, prone to kinking, absorb disinfectants, cuff automatically deflates, high pressure |
| Silicone | expensive, manual deflation, less irritating to tissues, easiest on the trachea |
| Spiral | Specialized rubber tubes that contain a coil of metal or nylon embedded into the rubber designed to resist kinking or collapse |
Created by:
jmorley3
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