










Study with the several resources on Docsity
Earn points by helping other students or get them with a premium plan
Prepare for your exams
Study with the several resources on Docsity
Earn points to download
Earn points by helping other students or get them with a premium plan
Community
Ask the community for help and clear up your study doubts
Discover the best universities in your country according to Docsity users
Free resources
Download our free guides on studying techniques, anxiety management strategies, and thesis advice from Docsity tutors
Airway Pressure Release Ventilation, Ventilator Cycles, Levels of CPAP, Upper Pressure Level, Baseline Airway Pressure, Eliminating Waste Gas, Mandatory Breaths, Spontaneous Breathing. Its Pulmonary Medicine lecture. Some slides title are given above to give hints of topic of this lecture. This alone lecture can not teach you all about Pulmonology but full series of lectures in my files can. Enjoy my friends.
Typology: Slides
1 / 18
This page cannot be seen from the preview
Don't miss anything!
APRV SET UP
↓^ enough to prevent derecruitment &
↑enough to obtain a suitable TV (0.4 to 0.6 s) – Target TV (4-6ml/kg) zIf the TV is inadequate
→^ expiratory time is lengthened zIf TV too high (>6ml/kg)
→^ expiratory time is shortened
n
= 30) zRandomized controlled, prospective trial z↓ICU days, ventilator days, better gasexchange, hemodynamic, lung comp, z↓Need for sedation and vasopressors
Varpula et al. Acta Anasthesiol Scand 2003
Better zRasanen (1988)
APRV vs. conventional ventilation vs. CPAP; anesthetized dogs (n= 10): Similar zMartin (1991)
APRV vs. CPAP vs. conventional ventilation :
Better zDavis (1993) APRV vs. SIMV; surgerypatients with ALI (n = 15) Similar
(n = 596) zShorter duration of intubation: (10 hrs)than SIMV (15 hrs) or conventionalventilation (13 hrs) z↓Sedation&analgesia requirement zProspective, randomized, controlled, opentrial over 18 months, unevenrandomization
< set (based on MV ofE^ past 30 sec): Mandatory breaths which areVC, time triggered