Response to van Boxtel et al., ‘Testing errors in measuring the effective orifice diameter as a new sizing parameter of surgical valve prostheses’

Q: What is the clinical evidence from this study?

Study design: Letter. Population: Surgical valve prostheses sizing.

Changfu Wu; Chad Green; Salvador Marquez; Paolo Monelli; Craig Weinberg; Matthew W. Weston; Duke Cameron; Ajit Yoganathan; Ulrich Steinseifer

doi:10.21037/acs-2026-0076

September 1, 2026Annals of Cardiothoracic SurgeryOpen Access

Response to van Boxtel et al., ‘Testing errors in measuring the effective orifice diameter as a new sizing parameter of surgical valve prostheses’

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Key result

Authors clarify their effective orifice diameter methodology directly informed the ISO PAS 7020:2023 specification.

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Population

Surgical valve prostheses sizing

Abstract

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Cite This Study

Wu et al. (2026) conducted a letter in Surgical valve prostheses sizing. The authors clarify that their previous study was intended to develop a valid methodology for determining effective orifice diameter, which preceded and informed the ISO PAS 7020:2023 specification.

synapsesocial.com/papers/6ad1159400741cc3fba7d657 https://doi.org/10.21037/acs-2026-0076

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Response to van Boxtel et al., ‘Testing errors in measuring the effective orifice diameter as a new sizing parameter of surgical valve prostheses’

PICO

Abstract

Discussion

Cite This Study

Response to van Boxtel et al., ‘Testing errors in measuring the effective orifice diameter as a new sizing parameter of surgical valve prostheses’

PICO

Abstract

Discussion

Cite This Study

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