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Clinical Evaluation of In-House-Produced 3D-Printed Nasopharyngeal Swabs for COVID-19 Testing.
Grandjean Lapierre, Simon; Bedwani, Stéphane; DeBlois, François; Fortin, Audray; Zamorano Cuervo, Natalia; Zerouali, Karim; Caron, Elise; Morency-Potvin, Philippe; Gagnon, Simon; Nguissan, Nakome; Arlotto, Pascale; Hardy, Isabelle; Boutin, Catherine-Audrey; Tremblay, Cécile; Coutlée, François; de Guise, Jacques; Grandvaux, Nathalie.
  • Grandjean Lapierre S; Centre de Recherche du Centre Hospitalier de l'Université de Montréal (CRCHUM), 900 rue Saint-Denis, Montréal, QC H2X 0A9, Canada.
  • Bedwani S; Department of Microbiology, Infectious Diseases and Immunology, Université de Montréal, Montréal, QC H3C 3J7, Canada.
  • DeBlois F; Centre de Recherche du Centre Hospitalier de l'Université de Montréal (CRCHUM), 900 rue Saint-Denis, Montréal, QC H2X 0A9, Canada.
  • Fortin A; Centre de Recherche du Centre Hospitalier de l'Université de Montréal (CRCHUM), 900 rue Saint-Denis, Montréal, QC H2X 0A9, Canada.
  • Zamorano Cuervo N; Centre de Recherche du Centre Hospitalier de l'Université de Montréal (CRCHUM), 900 rue Saint-Denis, Montréal, QC H2X 0A9, Canada.
  • Zerouali K; Centre de Recherche du Centre Hospitalier de l'Université de Montréal (CRCHUM), 900 rue Saint-Denis, Montréal, QC H2X 0A9, Canada.
  • Caron E; Centre de Recherche du Centre Hospitalier de l'Université de Montréal (CRCHUM), 900 rue Saint-Denis, Montréal, QC H2X 0A9, Canada.
  • Morency-Potvin P; Centre de Recherche du Centre Hospitalier de l'Université de Montréal (CRCHUM), 900 rue Saint-Denis, Montréal, QC H2X 0A9, Canada.
  • Gagnon S; Centre de Recherche du Centre Hospitalier de l'Université de Montréal (CRCHUM), 900 rue Saint-Denis, Montréal, QC H2X 0A9, Canada.
  • Nguissan N; Department of Microbiology, Infectious Diseases and Immunology, Université de Montréal, Montréal, QC H3C 3J7, Canada.
  • Arlotto P; Centre de Recherche du Centre Hospitalier de l'Université de Montréal (CRCHUM), 900 rue Saint-Denis, Montréal, QC H2X 0A9, Canada.
  • Hardy I; Centre de Recherche du Centre Hospitalier de l'Université de Montréal (CRCHUM), 900 rue Saint-Denis, Montréal, QC H2X 0A9, Canada.
  • Boutin CA; Centre de Recherche du Centre Hospitalier de l'Université de Montréal (CRCHUM), 900 rue Saint-Denis, Montréal, QC H2X 0A9, Canada.
  • Tremblay C; Centre de Recherche du Centre Hospitalier de l'Université de Montréal (CRCHUM), 900 rue Saint-Denis, Montréal, QC H2X 0A9, Canada.
  • Coutlée F; Department of Microbiology, Infectious Diseases and Immunology, Université de Montréal, Montréal, QC H3C 3J7, Canada.
  • de Guise J; Department of Microbiology, Infectious Diseases and Immunology, Université de Montréal, Montréal, QC H3C 3J7, Canada.
  • Grandvaux N; Centre de Recherche du Centre Hospitalier de l'Université de Montréal (CRCHUM), 900 rue Saint-Denis, Montréal, QC H2X 0A9, Canada.
Viruses ; 13(9)2021 09 02.
Article in English | MEDLINE | ID: covidwho-1390788
Preprint
This scientific journal article is probably based on a previously available preprint. It has been identified through a machine matching algorithm, human confirmation is still pending.
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ABSTRACT
3D-printed alternatives to standard flocked swabs were rapidly developed to provide a response to the unprecedented and sudden need for an exponentially growing amount of diagnostic tools to fight the COVID-19 pandemic. In light of the anticipated shortage, a hospital-based 3D-printing platform was implemented in our institution for the production of swabs for nasopharyngeal and oropharyngeal sampling based on the freely available, open-source design provided to the community by University of South Florida's Health Radiology and Northwell Health System teams as a replacement for locally used commercial swabs. Validation of our 3D-printed swabs was performed with a head-to-head diagnostic accuracy study of the 3D-printed "Northwell model" with the cobas PCR Media® swab sample kit. We observed an excellent concordance (total agreement 96.8%, Kappa 0.936) in results obtained with the 3D-printed and flocked swabs, indicating that the in-house 3D-printed swab could be used reliably in the context of a shortage of flocked swabs. To our knowledge, this is the first study to report on autonomous hospital-based production and clinical validation of 3D-printed swabs.
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Full text: Available Collection: International databases Database: MEDLINE Main subject: COVID-19 Testing / SARS-CoV-2 / COVID-19 Type of study: Diagnostic study / Experimental Studies / Prognostic study Limits: Humans Language: English Year: 2021 Document Type: Article Affiliation country: V13091752

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Full text: Available Collection: International databases Database: MEDLINE Main subject: COVID-19 Testing / SARS-CoV-2 / COVID-19 Type of study: Diagnostic study / Experimental Studies / Prognostic study Limits: Humans Language: English Year: 2021 Document Type: Article Affiliation country: V13091752