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Does the Laminar Airflow System Affect the Development of Perioperative Hypothermia? A Randomized Clinical Trial       
Yazarlar (4)
Doç. Dr. Recai DAĞLI Doç. Dr. Recai DAĞLI
Kırşehir Ahi Evran Üniversitesi, Türkiye
Fatma Çelik
Türkiye
Hüseyin Özden
Türkiye
Dr. Öğr. Üyesi Serdar ŞAHİN Dr. Öğr. Üyesi Serdar ŞAHİN
Türkiye
Devamını Göster
Özet
Objectives: We aimed to compare tympanic membrane temperature changes and the incidence of inadvertent perioperative hypothermia (IPH) in patients undergoing laparoscopic cholecystectomy under general anesthesia in laminar airflow systems (LAS-OR) and conventional turbulent airflow systems (CAS-OR). Background: Different heating, ventilation, and air-conditioning (HVAC) systems are used in the operating room (OR), such as LAS and CAS. Laminar airflow is directed directly to the patient in LAS-OR. Does laminar airflow in ORs cause faster heat loss by convection? Methods: This is a prospective, randomized study. We divided 200 patients with simple randomization (1:1), as group LAS and group CAS, and took the patients into the LAS-OR or CAS-OR for the operation. Clinical trial number: IRCT20180324039145N3. The tympanic membrane temperatures of patients were measured (°C) before anesthesia induction (T0) and then every 15 min during surgery (Tn). Changes (Δ n) between T0 and Tn were measured. Results: In the first 30 min, there was a temperature decrease of approximately 0.8 °C (1.44 °F) in both groups. Temperature decreases at 45 min were higher in group LAS than in group CAS but not statistically significant, Δ45, respectively, 0.89 (95% confidence interval [CI] [0.77, 1.02]) versus 0.77 (95% CI [0.69, 0.84]; p =.09). IPH occurred in a total of 60.9% (112 of 184) of patients in the entire surgical evaluation period in group LAS and group CAS (58.9% vs. 62.8%, p =. 59). Conclusions: IPH is seen frequently in both HVAC systems. Clinically, the advantage of HVAC systems relative to each other has not been demonstrated during laparoscopic cholecystectomy.
Anahtar Kelimeler
general anesthesia | indoor air | laminar airflow | laparoscopic cholecystectomy | operating room | patient safety | perioperative hypothermia
Makale Türü Özgün Makale
Makale Alt Türü SSCI, AHCI, SCI, SCI-Exp dergilerinde yayımlanan tam makale
Dergi Adı HERD-HEALTH ENVIRONMENTS RESEARCH & DESIGN JOURNAL
Dergi ISSN 1937-5867
Dergi Tarandığı Indeksler SSCI
Makale Dili Türkçe
Basım Tarihi 07-2021
Cilt No 14
Sayı 3
Sayfalar 202 / 214
Doi Numarası 10.1177/1937586720985859
Makale Linki http://dx.doi.org/10.1177/1937586720985859