Short-term endotracheal climate changes and clinical effects of a heat and moisture exchanger with an integrated electrostatic virus and bacterial filter developed for laryngectomized individuals

Autor: Sara H. Muller, Frans J. M. Hilgers, Renske J. Scheenstra, Irene Jacobi, A. H. Ackerstaff, Andrew D. Vincent
Přispěvatelé: ACLC (FGw), Faculteit der Geneeskunde, AII - Amsterdam institute for Infection and Immunity, Ear, Nose and Throat
Rok vydání: 2010
Předmět:
Zdroj: Acta Oto-Laryngologica, 130(6), 739-746. Informa Healthcare
Acta oto-laryngologica, 130(6), 739-746. Informa Healthcare
ISSN: 0001-6489
Popis: CONCLUSION: Both the regularly used heat and moisture exchanger (R-HME) and the HME with both an antimicrobial and hygroscopic element (F-HME) are effective moisture exchangers. The antimicrobial filter of the F-HME acts as a heat exchanger. The external features of the F-HME were experienced as inconvenient, but decreased sputum production was reported as well. OBJECTIVES: Recently an HME with an integrated antimicrobial filter has become available for use in laryngectomized patients. The purpose of this study was to assess its short-term endotracheal climate changes and feasibility in daily practice. METHODS: Endotracheal temperature and humidity were successfully measured in 13 laryngectomized patients (2652 analysed full breaths), during 10 min rest-breathing with the R-HME, with an F-HME and without HME in a randomized sequence. Additionally, a 3 week prospective clinical feasibility trial was conducted in 17 laryngectomized patients. RESULTS: Both R-HME and F-HME increase endotracheal minimum humidity values (5.8 and 4.7 mgH(2)O/L, respectively; p
Databáze: OpenAIRE
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