Covering the biopsy hole check valve with “enzymolysis gauze” reduces bacterial contamination in the endoscopy room

doi:10.3748/wjg.v31.i44.113650

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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

Randomized Controlled Trial

World J Gastroenterol. Nov 28, 2025; 31(44): 113650
Published online Nov 28, 2025. doi: 10.3748/wjg.v31.i44.113650

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Figure 1 Schematic for air collection. A: Endoscopic procedures; B: Enzymolysis gauze; C: Anderson six-stage impact microorganism sampler diagram. The device operates by directing air through a perforated screen plate to an agar plate.

Citation: Xia HB, Hou YD, Zhang Y, Yu AY, Ding Q, Ruan WL, Mao YS, Feng SJ, Ding C, Zhou YF. Covering the biopsy hole check valve with “enzymolysis gauze” reduces bacterial contamination in the endoscopy room. World J Gastroenterol 2025; 31(44): 113650
URL: https://www.wjgnet.com/1007-9327/full/v31/i44/113650.htm
DOI: https://dx.doi.org/10.3748/wjg.v31.i44.113650

Xia HB, Hou YD, Zhang Y, Yu AY, Ding Q, Ruan WL, Mao YS, Feng SJ, Ding C, Zhou YF. Covering the biopsy hole check valve with “enzymolysis gauze” reduces bacterial contamination in the endoscopy room. World J Gastroenterol 2025; 31(44): 113650 [PMID: 41356519 DOI: 10.3748/wjg.v31.i44.113650]

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