Development of Novel Medical Devices and Innovations for Existing Devices

Prediction Algorithms for Blood Pressure Based on Pulse Wave Velocity Using Health Checkup Data in Healthy Korean Men: Algorithm Development and Validation

Dohyun Park, Soo Jin Cho, Kyunga Kim, Hyunki Woo, Jee Eun Kim, Jin-Young Lee, Janghyun Koh, JeanHyoung Lee, Jong Soo Choi, Dong Kyung Chang, Yoon-Ho Choi, Ji In Chung, Won Chul Cha, Ok Soon Jeong, Se Yong Jekal, Mira Kang

JMIR Med Inform 2021 (Dec 08); 9(12):e29212

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Understanding “Atmosome”, the Personal Atmospheric Exposome: Comprehensive Approach

Hari Bhimaraju, Nitish Nag, Vaibhav Pandey, Ramesh Jain

JMIR Biomed Eng 2021 (Nov 23); 6(4):e28920

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A Markerless 2D Video, Facial Feature Recognition–Based, Artificial Intelligence Model to Assist With Screening for Parkinson Disease: Development and Usability Study

Xinyao Hou, Yu Zhang, Yanping Wang, Xinyi Wang, Jiahao Zhao, Xiaobo Zhu, Jianbo Su

J Med Internet Res 2021 (Nov 19); 23(11):e29554

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Practice Effects of Mobile Tests of Cognition, Dexterity, and Mobility on Patients With Multiple Sclerosis: Data Analysis of a Smartphone-Based Observational Study

Tim Woelfle, Silvan Pless, Andrea Wiencierz, Ludwig Kappos, Yvonne Naegelin, Johannes Lorscheider

J Med Internet Res 2021 (Nov 18); 23(11):e30394

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Tracking the Presence of Software as a Medical Device in US Food and Drug Administration Databases: Retrospective Data Analysis

Aaron Ceross, Jeroen Bergmann

JMIR Biomed Eng 2021 (Nov 03); 6(4):e20652

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Algorithm Change Protocols in the Regulation of Adaptive Machine Learning–Based Medical Devices

Stephen Gilbert, Matthew Fenech, Martin Hirsch, Shubhanan Upadhyay, Andrea Biasiucci, Johannes Starlinger

J Med Internet Res 2021 (Oct 26); 23(10):e30545

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A Wi-Fi–Based Mask-Type Laryngoscope for Telediagnosis During the COVID-19 Pandemic: Instrument Validation Study

Youngjin Moon, Jaeho Hyun, Jeongmin Oh, Kwanhee Lee, Yoon Se Lee, Jun Ki Kim

J Med Internet Res 2021 (Oct 18); 23(10):e31224

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Evaluation of a Digital Handheld Hydrogen Breath Monitor to Diagnose Lactose Malabsorption: Interventional Crossover Study

Simon C Mathews, Sandy Templeton, Stephanie K Taylor, Sten Harris, Margaret Stewart, Shruti M Raja

JMIR Form Res 2021 (Oct 18); 5(10):e33009

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A Simple Ventilator Designed To Be Used in Shortage Crises: Construction and Verification Testing

Daniel S Akerib, Andrew Ames, Martin Breidenbach, Michael Bressack, Pieter A Breur, Eric Charles, David M Gaba, Ryan Herbst, Christina M Ignarra, Steffen Luitz, Eric H Miller, Brian Mong, Tom A Shutt, Matthias Wittgen

JMIR Biomed Eng 2021 (Aug 05); 6(3):e26047

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The VICTORY (Investigation of Inflammacheck to Measure Exhaled Breath Condensate Hydrogen Peroxide in Respiratory Conditions) Study: Protocol for a Cross-sectional Observational Study

Lauren Fox, Jessica Gates, Ruth De Vos, Laura Wiffen, Alexander Hicks, Hitasha Rupani, Jane Williams, Thomas Brown, Anoop J Chauhan

JMIR Res Protoc 2021 (Jul 09); 10(7):e23831

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A Portable Smartphone-Based Laryngoscope System for High-Speed Vocal Cord Imaging of Patients With Throat Disorders: Instrument Validation Study

Youngkyu Kim, Jeongmin Oh, Seung-Ho Choi, Ahra Jung, June-Goo Lee, Yoon Se Lee, Jun Ki Kim

JMIR Mhealth Uhealth 2021 (Jun 18); 9(6):e25816

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Wheeze Recognition Algorithm for Remote Medical Care Device in Children: Validation Study

Chizu Habukawa, Naoto Ohgami, Takahiko Arai, Haruyuki Makata, Morimitsu Tomikawa, Tokihiko Fujino, Tetsuharu Manabe, Yoshihito Ogihara, Kiyotaka Ohtani, Kenichiro Shirao, Kazuko Sugai, Kei Asai, Tetsuya Sato, Katsumi Murakami

JMIR Pediatr Parent 2021 (Jun 17); 4(2):e28865

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A Transcranial Magnetic Stimulation Trigger System for Suppressing Motor-Evoked Potential Fluctuation Using Electroencephalogram Coherence Analysis: Algorithm Development and Validation Study

Keisuke Sasaki, Yuki Fujishige, Yutaka Kikuchi, Masato Odagaki

JMIR Biomed Eng 2021 (Jun 07); 6(2):e28902

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Using Medical Device Standards for Design and Risk Management of Immersive Virtual Reality for At-Home Therapy and Remote Patient Monitoring

Joseph Peter Salisbury

JMIR Biomed Eng 2021 (Jun 03); 6(2):e26942

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Smartphone-Based Passive Sensing for Behavioral and Physical Monitoring in Free-Life Conditions: Technical Usability Study

Simone Tonti, Brunella Marzolini, Maria Bulgheroni

JMIR Biomed Eng 2021 (May 11); 6(2):e15417

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Web-Based Smartphone Algorithm for Calculating Blood Pressure From Photoplethysmography Remotely in a General Adult Population: Validation Study

Paul Holyoke, Karthika Yogaratnam, Elizabeth Kalles

J Med Internet Res 2021 (Apr 23); 23(4):e19187

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Point-of-Care Quantification of Serum Alpha-Fetoprotein for Screening Birth Defects in Resource-Limited Settings: Proof-of-Concept Study

Balaji Srinivasan, Julia L Finkelstein, David Erickson, Saurabh Mehta

JMIR Biomed Eng 2021 (Mar 03); 6(1):e23527

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Subspace Clustering of Physiological Data From Acute Traumatic Brain Injury Patients: Retrospective Analysis Based on the PROTECT III Trial

Sina Ehsani, Chandan K Reddy, Brandon Foreman, Jonathan Ratcliff, Vignesh Subbian

JMIR Biomed Eng 2021 (Feb 02); 6(1):e24698

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Physical Activity Evaluation Using a Voice Recognition App: Development and Validation Study

Hideyuki Namba

JMIR Biomed Eng 2021 (Jan 21); 6(1):e19088

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