Evaluation of microbial contamination on cuff syringe, cuff pressure gauge, and their surroundings in the operating room

Abstract Background Some institutions reuse cuff syringes and do not periodically sterilize cuff pressure gauges. Pathogenic bacterial contamination of such equipment may increase the probability of pathogen transmission to patients during anesthetic procedures. Therefore, microbial contamination on...

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Main Authors: Rieko Oishi, Kiwamu Nakamura, Yoko Yahagi, Kazutaka Ohashi, Yukiko Takano, Rie Harada, Shinju Obara, Satoki Inoue, Keiji Kanemitsu, Masahiro Murakawa
Format: Article
Language:English
Published: SpringerOpen 2021-12-01
Series:JA Clinical Reports
Subjects:
Online Access:https://doi.org/10.1186/s40981-021-00486-0
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author Rieko Oishi
Kiwamu Nakamura
Yoko Yahagi
Kazutaka Ohashi
Yukiko Takano
Rie Harada
Shinju Obara
Satoki Inoue
Keiji Kanemitsu
Masahiro Murakawa
author_facet Rieko Oishi
Kiwamu Nakamura
Yoko Yahagi
Kazutaka Ohashi
Yukiko Takano
Rie Harada
Shinju Obara
Satoki Inoue
Keiji Kanemitsu
Masahiro Murakawa
author_sort Rieko Oishi
collection DOAJ
description Abstract Background Some institutions reuse cuff syringes and do not periodically sterilize cuff pressure gauges. Pathogenic bacterial contamination of such equipment may increase the probability of pathogen transmission to patients during anesthetic procedures. Therefore, microbial contamination on cuff syringes, cuff pressure gauges, and their surroundings was assessed in the operating rooms of a university-affiliated tertiary care hospital in Japan. Methods This study was conducted between April and May 2019 in 14 operating suites at a hospital. The following sites in each operating suite were sampled: cuff syringe (inner/outer components), outer components of cuff pressure gauge, cuff syringe and cuff pressure gauge storage drawers, and computer mice. The swabs were directly streaked onto agar plates and incubated. Then, the bacterial species were identified using mass spectrometry. Results The highest bacterial isolation was observed in computer mice, followed by the outside of cuff pressure gauges and the drawers of cuff pressure gauges (92.9, 78.6, and 64.3%, respectively). Most of the identified bacteria belonged to the Bacillus species, with colonization rates of 85.7, 57.1, and 57.1% on computer mice, cuff pressure gauges, and cuff pressure gauge storage drawers, respectively. Coagulase-negative Staphylococcus was found in 35.7% of the specimens and was more prevalent on computer mice (71.4%), followed by on cuff pressure gauges (64.3%). Conclusion Anesthesiologists should be aware of the possible pathogen contamination risk from cuff syringes, cuff pressure gauges, or associated equipment and take appropriate infection control measures to minimize the risk of pathogenic transmission.
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spelling doaj.art-ebe1206447f0424a83eeb3a38d4bff7e2022-12-21T21:43:21ZengSpringerOpenJA Clinical Reports2363-90242021-12-01711610.1186/s40981-021-00486-0Evaluation of microbial contamination on cuff syringe, cuff pressure gauge, and their surroundings in the operating roomRieko Oishi0Kiwamu Nakamura1Yoko Yahagi2Kazutaka Ohashi3Yukiko Takano4Rie Harada5Shinju Obara6Satoki Inoue7Keiji Kanemitsu8Masahiro Murakawa9Department of Anesthesiology, Fukushima Medical UniversityDepartment of Infection Control, Fukushima Medical UniversityFukushima Medical UniversityDepartment of Clinical Laboratory Medicine, Fukushima Medical University HospitalDepartment of Clinical Laboratory Medicine, Fukushima Medical University HospitalDepartment of Infection Control, Fukushima Medical UniversityDepartment of Anesthesiology, Fukushima Medical UniversityDepartment of Anesthesiology, Fukushima Medical UniversityDepartment of Infection Control, Fukushima Medical UniversityDepartment of Anesthesiology, Fukushima Medical UniversityAbstract Background Some institutions reuse cuff syringes and do not periodically sterilize cuff pressure gauges. Pathogenic bacterial contamination of such equipment may increase the probability of pathogen transmission to patients during anesthetic procedures. Therefore, microbial contamination on cuff syringes, cuff pressure gauges, and their surroundings was assessed in the operating rooms of a university-affiliated tertiary care hospital in Japan. Methods This study was conducted between April and May 2019 in 14 operating suites at a hospital. The following sites in each operating suite were sampled: cuff syringe (inner/outer components), outer components of cuff pressure gauge, cuff syringe and cuff pressure gauge storage drawers, and computer mice. The swabs were directly streaked onto agar plates and incubated. Then, the bacterial species were identified using mass spectrometry. Results The highest bacterial isolation was observed in computer mice, followed by the outside of cuff pressure gauges and the drawers of cuff pressure gauges (92.9, 78.6, and 64.3%, respectively). Most of the identified bacteria belonged to the Bacillus species, with colonization rates of 85.7, 57.1, and 57.1% on computer mice, cuff pressure gauges, and cuff pressure gauge storage drawers, respectively. Coagulase-negative Staphylococcus was found in 35.7% of the specimens and was more prevalent on computer mice (71.4%), followed by on cuff pressure gauges (64.3%). Conclusion Anesthesiologists should be aware of the possible pathogen contamination risk from cuff syringes, cuff pressure gauges, or associated equipment and take appropriate infection control measures to minimize the risk of pathogenic transmission.https://doi.org/10.1186/s40981-021-00486-0Hospital-acquired infections, HAIOperating rooms, ORsEquipment contaminationInfectionsOperating roomsBacterial infections
spellingShingle Rieko Oishi
Kiwamu Nakamura
Yoko Yahagi
Kazutaka Ohashi
Yukiko Takano
Rie Harada
Shinju Obara
Satoki Inoue
Keiji Kanemitsu
Masahiro Murakawa
Evaluation of microbial contamination on cuff syringe, cuff pressure gauge, and their surroundings in the operating room
JA Clinical Reports
Hospital-acquired infections, HAI
Operating rooms, ORs
Equipment contamination
Infections
Operating rooms
Bacterial infections
title Evaluation of microbial contamination on cuff syringe, cuff pressure gauge, and their surroundings in the operating room
title_full Evaluation of microbial contamination on cuff syringe, cuff pressure gauge, and their surroundings in the operating room
title_fullStr Evaluation of microbial contamination on cuff syringe, cuff pressure gauge, and their surroundings in the operating room
title_full_unstemmed Evaluation of microbial contamination on cuff syringe, cuff pressure gauge, and their surroundings in the operating room
title_short Evaluation of microbial contamination on cuff syringe, cuff pressure gauge, and their surroundings in the operating room
title_sort evaluation of microbial contamination on cuff syringe cuff pressure gauge and their surroundings in the operating room
topic Hospital-acquired infections, HAI
Operating rooms, ORs
Equipment contamination
Infections
Operating rooms
Bacterial infections
url https://doi.org/10.1186/s40981-021-00486-0
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