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Anatomic accuracy, physiologic characteristics, and fidelity of very low birth weight infant airway simulators

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Anatomic accuracy, physiologic characteristics, and fidelity of very low birth weight infant airway simulators. / Hinojosa, Patricia Lengua; Eifinger, Frank; Wagner, Michael; Herrmann, Jochen; Wolf, Monika; Ebenebe, Chinedu Ulrich; von der Wense, Axel; Jung, Philipp; Mai, Aram; Bohnhorst, Bettina; Longardt, Ann Carolin; Hillebrand, Georg; Schmidtke, Susanne; Guthmann, Florian; Aderhold, Martina; Schwake, Ida; Sprinz, Maria; Singer, Dominique; Deindl, Philipp.

in: PEDIATR RES, Jahrgang 92, Nr. 3, 09.2022, S. 783-790.

Publikationen: SCORING: Beitrag in Fachzeitschrift/Zeitung › SCORING: Zeitschriftenaufsatz › Forschung › Begutachtung

Harvard

Hinojosa, PL, Eifinger, F, Wagner, M, Herrmann, J, Wolf, M, Ebenebe, CU, von der Wense, A, Jung, P, Mai, A, Bohnhorst, B, Longardt, AC, Hillebrand, G, Schmidtke, S, Guthmann, F, Aderhold, M, Schwake, I, Sprinz, M, Singer, D & Deindl, P 2022, 'Anatomic accuracy, physiologic characteristics, and fidelity of very low birth weight infant airway simulators', PEDIATR RES, Jg. 92, Nr. 3, S. 783-790. https://doi.org/10.1038/s41390-021-01823-w

APA

Hinojosa, P. L., Eifinger, F., Wagner, M., Herrmann, J., Wolf, M., Ebenebe, C. U., von der Wense, A., Jung, P., Mai, A., Bohnhorst, B., Longardt, A. C., Hillebrand, G., Schmidtke, S., Guthmann, F., Aderhold, M., Schwake, I., Sprinz, M., Singer, D., & Deindl, P. (2022). Anatomic accuracy, physiologic characteristics, and fidelity of very low birth weight infant airway simulators. PEDIATR RES, 92(3), 783-790. https://doi.org/10.1038/s41390-021-01823-w

Vancouver

Hinojosa PL, Eifinger F, Wagner M, Herrmann J, Wolf M, Ebenebe CU et al. Anatomic accuracy, physiologic characteristics, and fidelity of very low birth weight infant airway simulators. PEDIATR RES. 2022 Sep;92(3):783-790. https://doi.org/10.1038/s41390-021-01823-w

Bibtex

@article{a4639b2ca4dc42b98fe50997414716e7,
title = "Anatomic accuracy, physiologic characteristics, and fidelity of very low birth weight infant airway simulators",
abstract = "BACKGROUND: Medical simulation training requires realistic simulators with high fidelity. This prospective multi-center study investigated anatomic precision, physiologic characteristics, and fidelity of four commercially available very low birth weight infant simulators.METHODS: We measured airway angles and distances in the simulators Premature AirwayPaul (SIMCharacters), Premature Anne (Laerdal Medical), Premie HAL S2209 (Gaumard), and Preterm Baby (Lifecast Body Simulation) using computer tomography and compared these to human cadavers of premature stillbirths. The simulators' physiologic characteristics were tested, and highly experienced experts rated their physical and functional fidelity.RESULTS: The airway angles corresponded to those of the reference cadavers in three simulators. The nasal inlet to glottis distance and the mouth aperture to glottis distance were only accurate in one simulator. All simulators had airway resistances up to 20 times higher and compliances up to 19 times lower than published reference values. Fifty-six highly experienced experts gave three simulators (Premature AirwayPaul: 5.1 ± 1.0, Premature Anne 4.9 ± 1.1, Preterm Baby 5.0 ± 1.0) good overall ratings and one simulator (Premie HAL S2209: 2.8 ± 1.0) an unfavorable rating.CONCLUSION: The simulator physiology deviated significantly from preterm infants' reference values concerning resistance and compliance, potentially promoting a wrong ventilation technique.IMPACT: Very low birth weight infant simulators showed physiological properties far deviating from corresponding patient reference values. Only ventilation with very high peak pressure achieved tidal volumes in the simulators, as aimed at in very low birth weight infants, potentially promoting a wrong ventilation technique. Compared to very low birth weight infant cadavers, most tested simulators accurately reproduced the anatomic angular relationships, but their airway dimensions were relatively too large for the represented body. The more professional experience the experts had, the lower they rated the very low birth weight infant simulators.",
author = "Hinojosa, {Patricia Lengua} and Frank Eifinger and Michael Wagner and Jochen Herrmann and Monika Wolf and Ebenebe, {Chinedu Ulrich} and {von der Wense}, Axel and Philipp Jung and Aram Mai and Bettina Bohnhorst and Longardt, {Ann Carolin} and Georg Hillebrand and Susanne Schmidtke and Florian Guthmann and Martina Aderhold and Ida Schwake and Maria Sprinz and Dominique Singer and Philipp Deindl",
note = "{\textcopyright} 2021. The Author(s).",
year = "2022",
month = sep,
doi = "10.1038/s41390-021-01823-w",
language = "English",
volume = "92",
pages = "783--790",
journal = "PEDIATR RES",
issn = "0031-3998",
publisher = "Lippincott Williams and Wilkins",
number = "3",

}

RIS

TY - JOUR

T1 - Anatomic accuracy, physiologic characteristics, and fidelity of very low birth weight infant airway simulators

AU - Hinojosa, Patricia Lengua

AU - Eifinger, Frank

AU - Wagner, Michael

AU - Herrmann, Jochen

AU - Wolf, Monika

AU - Ebenebe, Chinedu Ulrich

AU - von der Wense, Axel

AU - Jung, Philipp

AU - Mai, Aram

AU - Bohnhorst, Bettina

AU - Longardt, Ann Carolin

AU - Hillebrand, Georg

AU - Schmidtke, Susanne

AU - Guthmann, Florian

AU - Aderhold, Martina

AU - Schwake, Ida

AU - Sprinz, Maria

AU - Singer, Dominique

AU - Deindl, Philipp

N1 - © 2021. The Author(s).

PY - 2022/9

Y1 - 2022/9

N2 - BACKGROUND: Medical simulation training requires realistic simulators with high fidelity. This prospective multi-center study investigated anatomic precision, physiologic characteristics, and fidelity of four commercially available very low birth weight infant simulators.METHODS: We measured airway angles and distances in the simulators Premature AirwayPaul (SIMCharacters), Premature Anne (Laerdal Medical), Premie HAL S2209 (Gaumard), and Preterm Baby (Lifecast Body Simulation) using computer tomography and compared these to human cadavers of premature stillbirths. The simulators' physiologic characteristics were tested, and highly experienced experts rated their physical and functional fidelity.RESULTS: The airway angles corresponded to those of the reference cadavers in three simulators. The nasal inlet to glottis distance and the mouth aperture to glottis distance were only accurate in one simulator. All simulators had airway resistances up to 20 times higher and compliances up to 19 times lower than published reference values. Fifty-six highly experienced experts gave three simulators (Premature AirwayPaul: 5.1 ± 1.0, Premature Anne 4.9 ± 1.1, Preterm Baby 5.0 ± 1.0) good overall ratings and one simulator (Premie HAL S2209: 2.8 ± 1.0) an unfavorable rating.CONCLUSION: The simulator physiology deviated significantly from preterm infants' reference values concerning resistance and compliance, potentially promoting a wrong ventilation technique.IMPACT: Very low birth weight infant simulators showed physiological properties far deviating from corresponding patient reference values. Only ventilation with very high peak pressure achieved tidal volumes in the simulators, as aimed at in very low birth weight infants, potentially promoting a wrong ventilation technique. Compared to very low birth weight infant cadavers, most tested simulators accurately reproduced the anatomic angular relationships, but their airway dimensions were relatively too large for the represented body. The more professional experience the experts had, the lower they rated the very low birth weight infant simulators.

AB - BACKGROUND: Medical simulation training requires realistic simulators with high fidelity. This prospective multi-center study investigated anatomic precision, physiologic characteristics, and fidelity of four commercially available very low birth weight infant simulators.METHODS: We measured airway angles and distances in the simulators Premature AirwayPaul (SIMCharacters), Premature Anne (Laerdal Medical), Premie HAL S2209 (Gaumard), and Preterm Baby (Lifecast Body Simulation) using computer tomography and compared these to human cadavers of premature stillbirths. The simulators' physiologic characteristics were tested, and highly experienced experts rated their physical and functional fidelity.RESULTS: The airway angles corresponded to those of the reference cadavers in three simulators. The nasal inlet to glottis distance and the mouth aperture to glottis distance were only accurate in one simulator. All simulators had airway resistances up to 20 times higher and compliances up to 19 times lower than published reference values. Fifty-six highly experienced experts gave three simulators (Premature AirwayPaul: 5.1 ± 1.0, Premature Anne 4.9 ± 1.1, Preterm Baby 5.0 ± 1.0) good overall ratings and one simulator (Premie HAL S2209: 2.8 ± 1.0) an unfavorable rating.CONCLUSION: The simulator physiology deviated significantly from preterm infants' reference values concerning resistance and compliance, potentially promoting a wrong ventilation technique.IMPACT: Very low birth weight infant simulators showed physiological properties far deviating from corresponding patient reference values. Only ventilation with very high peak pressure achieved tidal volumes in the simulators, as aimed at in very low birth weight infants, potentially promoting a wrong ventilation technique. Compared to very low birth weight infant cadavers, most tested simulators accurately reproduced the anatomic angular relationships, but their airway dimensions were relatively too large for the represented body. The more professional experience the experts had, the lower they rated the very low birth weight infant simulators.

U2 - 10.1038/s41390-021-01823-w

DO - 10.1038/s41390-021-01823-w

M3 - SCORING: Journal article

C2 - 34750523

VL - 92

SP - 783

EP - 790

JO - PEDIATR RES

JF - PEDIATR RES

SN - 0031-3998

IS - 3

ER -