Using vaporized hydrogen peroxide for anhydrous disinfection of gastrointestinal endoscopes

doi:10.3748/wjg.v31.i14.103921

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World Journal of Gastroenterology

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1007-9327

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Baishideng Publishing Group Inc, 7041 Koll Center Parkway, Suite 160, Pleasanton, CA 94566, USA

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World J Gastroenterol. Apr 14, 2025; 31(14): 103921
Published online Apr 14, 2025. doi: 10.3748/wjg.v31.i14.103921

Table 3 Numbers of colonies counted from each sampling location of the disposable endoscopes before and after disinfection via vaporized hydrogen peroxide

No.	Number of colonies (CFU/item)
	Biopsy channel		Biopsy valve		Endoscope surface		Suction channel
	BD	AD	BD	AD	BD	AD	BD	AD
1	10	0	0	0	10	0	19	0
2	40	0	0	0	0	0	24	0
3	140	0	38	0	7	0	6	0
4	30	0	12	0	11	0	0	0
5	10	0	12	0	0	0	0	0
6	20	0	0	0	0	0	0	0
7	10	0	0	0	0	0	0	0
8	100	0	18	0	42	0	102	0
9	20	0	25	0	0	0	58	0
10	80	0	12	0	18	0	7	0

CFU: Colony-forming unit; BD: Before disinfection; AD: After disinfection.

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Citation: Zhao C, Qi LH, Li LS, Wang YY, Liang T, Chai NL. Using vaporized hydrogen peroxide for anhydrous disinfection of gastrointestinal endoscopes. World J Gastroenterol 2025; 31(14): 103921
URL: https://www.wjgnet.com/1007-9327/full/v31/i14/103921.htm
DOI: https://dx.doi.org/10.3748/wjg.v31.i14.103921

Zhao C, Qi LH, Li LS, Wang YY, Liang T, Chai NL. Using vaporized hydrogen peroxide for anhydrous disinfection of gastrointestinal endoscopes. World J Gastroenterol 2025; 31(14): 103921 [PMID: 40248380 DOI: 10.3748/wjg.v31.i14.103921]

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