Airway pressure release ventilation - Revision history

Elcatracho: /* External Links */

2022-01-03T09:28:50Z

External Links

← Older revision		Revision as of 09:28, 3 January 2022
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	==External Links==		==External Links==
	*[[https://criticalcarenow.com/aprv-101-peep-to-the-max/ CriticalCareNow: APRV PEEP to the Max]]		*[https://criticalcarenow.com/aprv-101-peep-to-the-max/ CriticalCareNow: APRV PEEP to the Max]
	*[[https://litfl.com/airway-pressure-release-ventilation/ Life in the Fast Lane: Airway Pressure Release Ventilation]]		*[https://litfl.com/airway-pressure-release-ventilation/ Life in the Fast Lane: Airway Pressure Release Ventilation]
			*[https://emcrit.org/squirt/aprv/ PulmCrit: APRV]
	*https://ccforum.biomedcentral.com/articles/10.1186/cc9419		*https://ccforum.biomedcentral.com/articles/10.1186/cc9419
	*[[https://emcrit.org/squirt/aprv/ EmCrit: APRV]]

	==References==		==References==

Elcatracho: /* External Links */

2022-01-03T09:27:59Z

External Links

← Older revision		Revision as of 09:27, 3 January 2022
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	==External Links==		==External Links==
	*https://litfl.com/airway-pressure-release-ventilation/		*[[https://criticalcarenow.com/aprv-101-peep-to-the-max/ CriticalCareNow: APRV PEEP to the Max]]
			*[[https://litfl.com/airway-pressure-release-ventilation/ Life in the Fast Lane: Airway Pressure Release Ventilation]]
	*https://ccforum.biomedcentral.com/articles/10.1186/cc9419		*https://ccforum.biomedcentral.com/articles/10.1186/cc9419
	*https://emcrit.org/squirt/aprv/		*[[https://emcrit.org/squirt/aprv/ EmCrit: APRV]]

	==References==		==References==

Elcatracho: /* Contraindications */

2022-01-03T09:25:19Z

Contraindications

← Older revision		Revision as of 09:25, 3 January 2022
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	==Contraindications==		==Contraindications==
			*Main limitation is respiratory acidosis given minimal ventilation

	==Equipment Needed==		==Equipment Needed==

Elcatracho: /* Procedure */

2021-05-23T00:02:19Z

Procedure

← Older revision		Revision as of 00:02, 23 May 2021
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	==Procedure==		==Procedure==
	*Start P<sub>High</sub> at P<sub>Plat</sub> ~~at 28~~, try not to go beyond 35 cmH2O		*Start P<sub>High</sub> at P<sub>Plat</sub> if on volume control or peak pressure if on pressure control, try not to go beyond 35 cmH2O
	*P<sub>Plateau</sub> = desired P<sub>mean</sub> + 3 cmH2O		*P<sub>Plateau</sub> = desired P<sub>mean</sub> + 3 cmH2O
	*P<sub>Low</sub> at 0 cmH2O for maximal expiration		*P<sub>Low</sub> at 0 cmH2O for maximal expiration

Elcatracho: /* Overview */

2021-05-22T23:59:14Z

Overview

← Older revision		Revision as of 23:59, 22 May 2021
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	==Overview==		==Overview==
	*Also known as BiVent, depending on the ventilator manufacturer		*Also known as BiVent, depending on the ventilator manufacturer
	*To recruit alveoli, if minimal to no respiratory acidosis<ref>CritCareMed. 2005;33:S228 Other Approaches to Open-Lung Ventilation–Airway Pressure Release Ventilation.</ref><ref>CleveClinJMed 2011;78:101 Airway Pressure Release Ventilation–Alternative Mode of Mechanical Ventilation in Acute Respiratory Distress Syndrome.</ref>		*Uses high constant pressure (P<sub>high</sub>) to recruit alveoli ("open lung" ventilation) with intermittent mandatory releases, if minimal to no respiratory acidosis<ref>CritCareMed. 2005;33:S228 Other Approaches to Open-Lung Ventilation–Airway Pressure Release Ventilation.</ref><ref>CleveClinJMed 2011;78:101 Airway Pressure Release Ventilation–Alternative Mode of Mechanical Ventilation in Acute Respiratory Distress Syndrome.</ref>
	*Utilizes:		*Utilizes:
	**Inverse ratio		**Inverse ratio

Elcatracho: /* Procedure */

2021-05-22T23:57:48Z

Procedure

← Older revision		Revision as of 23:57, 22 May 2021
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	*Start P<sub>High</sub> at P<sub>Plat</sub> at 28, try not to go beyond 35 cmH2O		*Start P<sub>High</sub> at P<sub>Plat</sub> at 28, try not to go beyond 35 cmH2O
	*P<sub>Plateau</sub> = desired P<sub>mean</sub> + 3 cmH2O		*P<sub>Plateau</sub> = desired P<sub>mean</sub> + 3 cmH2O
	*~~PLow~~ at 0 cmH2O for maximal expiration		*P<sub>Low</sub> at 0 cmH2O for maximal expiration
	*T<sub>High</sub> at 4.5-6 seconds (inspiratory time)		*T<sub>High</sub> at 4.5-6 seconds (inspiratory time)
	*T<sub>low</sub> at 0.5-0.8 seconds (expiratory time), with TV 4-6 cc/kg		*T<sub>low</sub> at 0.5-0.8 seconds (expiratory time), with TV 4-6 cc/kg

Elcatracho: /* Procedure */

2021-05-22T23:57:22Z

Procedure

← Older revision		Revision as of 23:57, 22 May 2021
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	==Procedure==		==Procedure==
	*Start ~~PHigh~~ at ~~PPlat~~ at 28, try not to go beyond 35 cmH2O		*Start P<sub>High</sub> at P<sub>Plat</sub> at 28, try not to go beyond 35 cmH2O
	*~~PPlateau~~ = desired ~~Pmean~~ + 3 cmH2O		*P<sub>Plateau</sub> = desired P<sub>mean</sub> + 3 cmH2O
	*PLow at 0 cmH2O for maximal expiration		*PLow at 0 cmH2O for maximal expiration
	*~~THigh~~ at 4.5-6 seconds (inspiratory time)		*T<sub>High</sub> at 4.5-6 seconds (inspiratory time)
	*~~Tlow~~ at 0.5-0.8 seconds (expiratory time), with TV 4-6 cc/kg		*T<sub>low</sub> at 0.5-0.8 seconds (expiratory time), with TV 4-6 cc/kg
	*Automatic tube compensation ON if patient spontaneously breathing<ref>Guttmann J et al. Automatic tube compensation (ATC). Minerva Anestesiol. 2002 May;68(5):369-77.</ref>		*Automatic tube compensation ON if patient spontaneously breathing<ref>Guttmann J et al. Automatic tube compensation (ATC). Minerva Anestesiol. 2002 May;68(5):369-77.</ref>
	*Wean by "dropping and stretching"		*Wean by "dropping and stretching"
	**Every two hours or as tolerated, decrease ~~PHigh~~ by 1-2 cmH2O and increasing ~~THight~~ by 0.5 seconds per 1 cmH2O drop in ~~PHigh~~		**Every two hours or as tolerated, decrease P<sub>High</sub> by 1-2 cmH2O and increasing T<sub>High</sub> by 0.5 seconds per 1 cmH2O drop in P<sub>High</sub>
	**Monitor for drop in SpO2, increased work of breathing, tachypnea		**Monitor for drop in SpO2, increased work of breathing, tachypnea
	**Once ~~PHigh~~ reaches 10 cmH2O and ~~THigh resaches~~ 12-15 seconds with spontaneous respirations, change mode to CPAP with PEEP 10 cmH2O and PS 5-10 cmH2O, turn ATC off		**Once P<sub>High</sub> reaches 10 cmH2O and T<sub>High</sub> reaches 12-15 seconds with spontaneous respirations, change mode to CPAP with PEEP 10 cmH2O and PS 5-10 cmH2O, turn ATC off

	==Complications==		==Complications==

Rossdonaldson1 at 22:38, 23 March 2020

2020-03-23T22:38:44Z

← Older revision		Revision as of 22:38, 23 March 2020
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	==Indications==		==Indications==
	*Severe [[ARDS]], rescue therapy		*Severe [[ARDS]], rescue therapy
			*Full benefit of APRV is in patients that are not paralyzed that can provide spontaneous breaths

	==Contraindications==		==Contraindications==
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	*Tlow at 0.5-0.8 seconds (expiratory time), with TV 4-6 cc/kg		*Tlow at 0.5-0.8 seconds (expiratory time), with TV 4-6 cc/kg
	*Automatic tube compensation ON if patient spontaneously breathing<ref>Guttmann J et al. Automatic tube compensation (ATC). Minerva Anestesiol. 2002 May;68(5):369-77.</ref>		*Automatic tube compensation ON if patient spontaneously breathing<ref>Guttmann J et al. Automatic tube compensation (ATC). Minerva Anestesiol. 2002 May;68(5):369-77.</ref>
	*Full benefit of APRV is in patients that are not paralyzed that can provide spontaneous breaths
	*Wean by "dropping and stretching"		*Wean by "dropping and stretching"
	**Every two hours or as tolerated, decrease PHigh by 1-2 cmH2O and increasing THight by 0.5 seconds per 1 cmH2O drop in PHigh		**Every two hours or as tolerated, decrease PHigh by 1-2 cmH2O and increasing THight by 0.5 seconds per 1 cmH2O drop in PHigh

Rossdonaldson1: /* Procedure */

2020-03-23T22:34:45Z

Procedure

← Older revision		Revision as of 22:34, 23 March 2020
Line 21:		Line 21:
	*THigh at 4.5-6 seconds (inspiratory time)		*THigh at 4.5-6 seconds (inspiratory time)
	*Tlow at 0.5-0.8 seconds (expiratory time), with TV 4-6 cc/kg		*Tlow at 0.5-0.8 seconds (expiratory time), with TV 4-6 cc/kg
	*[[Automatic tube compensation]] ON if patient spontaneously breathing<ref>Guttmann J et al. Automatic tube compensation (ATC). Minerva Anestesiol. 2002 May;68(5):369-77.</ref>		*Automatic tube compensation ON if patient spontaneously breathing<ref>Guttmann J et al. Automatic tube compensation (ATC). Minerva Anestesiol. 2002 May;68(5):369-77.</ref>
	*Full benefit of APRV is in patients that are not paralyzed that can provide spontaneous breaths		*Full benefit of APRV is in patients that are not paralyzed that can provide spontaneous breaths
	*Wean by "dropping and stretching"		*Wean by "dropping and stretching"

Rossdonaldson1 at 22:34, 23 March 2020

2020-03-23T22:34:14Z

← Older revision		Revision as of 22:34, 23 March 2020
Line 1:		Line 1:
	==Overview==		==Overview==
	*Also known as BiVent, depending on the ventilator manufacturer		*Also known as BiVent, depending on the ventilator manufacturer
			*To recruit alveoli, if minimal to no respiratory acidosis<ref>CritCareMed. 2005;33:S228 Other Approaches to Open-Lung Ventilation–Airway Pressure Release Ventilation.</ref><ref>CleveClinJMed 2011;78:101 Airway Pressure Release Ventilation–Alternative Mode of Mechanical Ventilation in Acute Respiratory Distress Syndrome.</ref>
	*Utilizes:		*Utilizes:
	**Inverse ratio		**Inverse ratio
Line 15:		Line 16:

	==Procedure==		==Procedure==
	*[[APRV]] ([[BiVent]]) to recruit alveoli, if minimal to no respiratory acidosis<ref>CritCareMed. 2005;33:S228 Other Approaches to Open-Lung Ventilation–Airway Pressure Release Ventilation.</ref><ref>CleveClinJMed 2011;78:101 Airway Pressure Release Ventilation–Alternative Mode of Mechanical Ventilation in Acute Respiratory Distress Syndrome.</ref>		*Start PHigh at PPlat at 28, try not to go beyond 35 cmH2O
	**Start PHigh at PPlat at 28, try not to go beyond 35 cmH2O		*PPlateau = desired Pmean + 3 cmH2O
	**PPlateau = desired Pmean + 3 cmH2O		*PLow at 0 cmH2O for maximal expiration
	**PLow at 0 cmH2O for maximal expiration		*THigh at 4.5-6 seconds (inspiratory time)
	**THigh at 4.5-6 seconds (inspiratory time)		*Tlow at 0.5-0.8 seconds (expiratory time), with TV 4-6 cc/kg
	**Tlow at 0.5-0.8 seconds (expiratory time), with TV 4-6 cc/kg		*[[Automatic tube compensation]] ON if patient spontaneously breathing<ref>Guttmann J et al. Automatic tube compensation (ATC). Minerva Anestesiol. 2002 May;68(5):369-77.</ref>
	**[[Automatic tube compensation]] ON if patient spontaneously breathing<ref>Guttmann J et al. Automatic tube compensation (ATC). Minerva Anestesiol. 2002 May;68(5):369-77.</ref>		*Full benefit of APRV is in patients that are not paralyzed that can provide spontaneous breaths
	**Full benefit of APRV is in patients that are not paralyzed that can provide spontaneous breaths		*Wean by "dropping and stretching"
	**Wean by "dropping and stretching"		**Every two hours or as tolerated, decrease PHigh by 1-2 cmH2O and increasing THight by 0.5 seconds per 1 cmH2O drop in PHigh
	***Every two hours or as tolerated, decrease PHigh by 1-2 cmH2O and increasing THight by 0.5 seconds per 1 cmH2O drop in PHigh		**Monitor for drop in SpO2, increased work of breathing, tachypnea
	***Monitor for drop in SpO2, increased work of breathing, tachypnea		**Once PHigh reaches 10 cmH2O and THigh resaches 12-15 seconds with spontaneous respirations, change mode to CPAP with PEEP 10 cmH2O and PS 5-10 cmH2O, turn ATC off
	***Once PHigh reaches 10 cmH2O and THigh resaches 12-15 seconds with spontaneous respirations, change mode to CPAP with PEEP 10 cmH2O and PS 5-10 cmH2O, turn ATC off

	==Complications==		==Complications==