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Journal Articles

Enhancing Gait Recognition in Lower Limb Exoskeletons: Adaptive Feature Selection and Random Forest With Bayesian Optimization

Haibo Lin, Xudong Guo, Fengqi Zhong, Haipo Cui, Zhan Zhao, Haonan Geng, Guojie Zhang
Journal: Journal of Medical Devices
Publisher: ASME
Article Type: Research-Article
J. Med. Devices. March 2025, 19(1): 011006.
Paper No: MED-24-1097
https://doi.org/10.1115/1.4066923
Published Online: November 22, 2024
View Article titled, Enhancing Gait Recognition in Lower Limb Exoskeletons: Adaptive Feature Selection and Random Forest With Bayesian Optimization
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Topics: Algorithms, Exoskeleton devices, Feature selection, Optimization, Particle swarm optimization, Signals
Journal Articles

Design and realization of an isomorphic master-slave robotic system for precise sub-micrometer manipulations in ophthalmic surgery

Accepted Manuscript
Zhaodong Wang, Yang Yang
Journal: Journal of Medical Devices
Publisher: ASME
Article Type: Research-Article
J. Med. Devices.
Paper No: MED-24-1089
https://doi.org/10.1115/1.4067069
Published Online: November 2, 2024
View Article titled, Design and realization of an isomorphic master-slave robotic system for precise sub-micrometer manipulations in ophthalmic surgery
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Topics: Design, Robotics, Surgery, Manipulators, Gravity (Force), Torque, Algorithms, Degrees of freedom, Dynamic models, Engineering prototypes
Journal Articles

Variation of Seismocardiogram-Derived Cardiac Time Intervals and Heart Rate Variability Metrics Across the Sternum

Aysha Mann, Mohammad Muntasir Rahman, Vineeth Vanga, Peshala Thibbotuwawa Gamage, Amirtahà Taebi
Journal: Journal of Medical Devices
Publisher: ASME
Article Type: Technical Briefs
J. Med. Devices. December 2024, 18(4): 044502.
Paper No: MED-24-1074
https://doi.org/10.1115/1.4066368
Published Online: September 19, 2024
View Article titled, Variation of Seismocardiogram-Derived Cardiac Time Intervals and Heart Rate Variability Metrics Across the Sternum
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Topics: Algorithms, Sensors, Signals, Valves, Accelerometers, Sensor placement
Includes: Supplementary data
Journal Articles

A Robotic System With a Bendable Catheter for Laparoendoscopic Single Site Surgery

Zhenxuan Hu, Jinhua Li, Xingchi Liu, Shuxin Wang
Journal: Journal of Medical Devices
Publisher: ASME
Article Type: Research-Article
J. Med. Devices. September 2024, 18(3): 031001.
Paper No: MED-24-1001
https://doi.org/10.1115/1.4065730
Published Online: June 21, 2024
View Article titled, A Robotic System With a Bendable Catheter for Laparoendoscopic Single Site Surgery
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Topics: Algorithms, Catheters, End effectors, Instrumentation, Robotics, Surgery, Kinematics, Trajectories (Physics), Manipulators, Design
Journal Articles

A Miniaturized Endoscopic Device Integrating Raman Spectroscopy and Laser Speckle Technology Via an Image Fusion Algorithm for Intraoperative Identification and Functional Protection of Parathyroid Glands

Qiye Wen, Chang Cai, Jiayi Fang, Zifeng Luo, Yuanwei Luo, Chong Wang, Weixiong Liang, Song Wang
Journal: Journal of Medical Devices
Publisher: ASME
Article Type: Research-Article
J. Med. Devices. June 2024, 18(2): 021004.
Paper No: MED-24-1011
https://doi.org/10.1115/1.4065481
Published Online: May 21, 2024
View Article titled, A Miniaturized Endoscopic Device Integrating Raman Spectroscopy and Laser Speckle Technology Via an Image Fusion Algorithm for Intraoperative Identification and Functional Protection of Parathyroid Glands
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Topics: Algorithms, Biological tissues, Design, Endoscopic devices, Fluorescence, Imaging, Laser speckle, Raman spectroscopy, Lasers, Surgery
Journal Articles

Adaptive Functional Electrical Stimulation Delivers Stimulation Amplitudes Based on Real-Time Gait Biomechanics

Margo C. Donlin, Jill S. Higginson
Journal: Journal of Medical Devices
Publisher: ASME
Article Type: Research-Article
J. Med. Devices. June 2024, 18(2): 021002.
Paper No: MED-23-1150
https://doi.org/10.1115/1.4065479
Published Online: May 21, 2024
View Article titled, Adaptive Functional Electrical Stimulation Delivers Stimulation Amplitudes Based on Real-Time Gait Biomechanics
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Topics: Algorithms, Biomechanics, Cycles, Errors, Muscle, Propulsion, Performance
Journal Articles

Enhanced Detection of Syringe Defects Based on an Improved YOLOv7-Tiny Deep-Learning Model

Wenxuan Zhao, Ling Wang, Chentao Mao, Xiai Chen, Yanfeng Gao, Binrui Wang
Journal: Journal of Medical Devices
Publisher: ASME
Article Type: Research-Article
J. Med. Devices. March 2024, 18(1): 011006.
Paper No: MED-23-1147
https://doi.org/10.1115/1.4065355
Published Online: May 6, 2024
View Article titled, Enhanced Detection of Syringe Defects Based on an Improved YOLOv7-Tiny Deep-Learning Model
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Topics: Convolutional neural networks, Deep learning, Feature extraction, Flaw detection, Testing, Fracture (Materials), Product quality, Algorithms, Assembly lines
Journal Articles

Gravity Augmented Fused Filament Fabrication Additive Manufacturing

John M. Huss, Arthur G. Erdman
Journal: Journal of Medical Devices
Publisher: ASME
Article Type: Research-Article
J. Med. Devices. June 2023, 17(2): 021003.
Paper No: MED-22-1080
https://doi.org/10.1115/1.4056909
Published Online: April 17, 2023
View Article titled, Gravity Augmented Fused Filament Fabrication Additive Manufacturing
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Topics: Additive manufacturing, Design, Gravity (Force), Manufacturing, Medical devices, Nozzles, Printing, Toolpaths, Algorithms
Journal Articles

Fully Closed Loop Test Environment for Adaptive Implantable Neural Stimulators Using Computational Models

Scott Stanslaski, Hafsa Farooqi, David Escobar Sanabria, Theoden Ivan Netoff
Journal: Journal of Medical Devices
Publisher: ASME
Article Type: Technical Briefs
J. Med. Devices. September 2022, 16(3): 034501.
Paper No: MED-21-1168
https://doi.org/10.1115/1.4054083
Published Online: April 11, 2022
View Article titled, Fully Closed Loop Test Environment for Adaptive Implantable Neural Stimulators Using Computational Models
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Topics: Algorithms, Brain, Computer simulation, Diseases, Dynamics (Mechanics), Hardware, Oscillations, Signals, Testing, Noise (Sound)
Journal Articles

A Computational Method for the Estimation of the Geometrical and Thermophysical Properties of Tumor Using Contact Thermometry

Nimmi Sudarsan, K. Arathy, Linta Antony, R. S. Sudheesh, M. N. Muralidharan, B. Satheesan, Seema Ansari
Journal: Journal of Medical Devices
Publisher: ASME
Article Type: Research-Article
J. Med. Devices. September 2021, 15(3): 031012.
Paper No: MED-21-1049
https://doi.org/10.1115/1.4051517
Published Online: July 8, 2021
View Article titled, A Computational Method for the Estimation of the Geometrical and Thermophysical Properties of Tumor Using Contact Thermometry
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Topics: Algorithms, Heat, Sensors, Temperature, Tumors, Phantoms, Cancer, Temperature measurement, Skin
Journal Articles

A Brain Phantom Study of a Noncontact Single Inductive Coil Device and the Attendant Algorithm for First Stage Diagnosis of Internal Bleeding in the Head

Moshe Oziel, Rafi Korenstein, Boris Rubinsky
Journal: Journal of Medical Devices
Publisher: ASME
Article Type: Research-Article
J. Med. Devices. March 2020, 14(1): 011102.
Paper No: MED-19-1105
https://doi.org/10.1115/1.4045489
Published Online: January 31, 2020
View Article titled, A Brain Phantom Study of a Noncontact Single Inductive Coil Device and the Attendant Algorithm for First Stage Diagnosis of Internal Bleeding in the Head
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Topics: Algorithms, Biological tissues, Brain, Fluids, Phantoms, Blood
Journal Articles

Pulse Oximeter for Low SpO 2 Level Detection Using Discrete Time Signal Processing Algorithm

Sumit Pandey, Cher Ming Tan, Hsiao-Wen Chen, Yao En Xie, Jung Hua Tung, Yu-Chuan Kau, Chia-Chih Liao
Journal: Journal of Medical Devices
Publisher: ASME
Article Type: Research-Article
J. Med. Devices. June 2019, 13(2): 021011.
Paper No: MED-18-1137
https://doi.org/10.1115/1.4043588
Published Online: May 2, 2019
View Article titled, Pulse Oximeter for Low SpO 2 Level Detection Using Discrete Time Signal Processing Algorithm
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Topics: Algorithms, Blood, Noise (Sound), Oxygen, Signal processing, Signals, Hardware, Errors, Design, Probes
Journal Articles

A Real-Time Tracking and Visualization System for Robot-Assisted Template Location Method Applied to Lung Cancer Brachytherapy

Xiaodong Ma, Shan Jiang, Zhiyong Yang, Guobin Zhang, Zhonghua Yu, Shude Chai
Journal: Journal of Medical Devices
Publisher: ASME
Article Type: Research-Article
J. Med. Devices. March 2019, 13(1): 011009.
Paper No: MED-18-1091
https://doi.org/10.1115/1.4042542
Published Online: January 31, 2019
View Article titled, A Real-Time Tracking and Visualization System for Robot-Assisted Template Location Method Applied to Lung Cancer Brachytherapy
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Topics: Algorithms, Cancer, Lung, Robots, Visualization, Surgery, Simulation experiments, Computerized tomography
Journal Articles

Engineering Evaluation of the Performance of an Automatic Peripheral Oxygen Controller Using a Neonatal Respiratory Model

Akram Faqeeh, Roger Fales, John Pardalos, Ramak Amjad, Isabella Zaniletti, Xuefeng Hou
Journal: Journal of Medical Devices
Publisher: ASME
Article Type: Research-Article
J. Med. Devices. September 2018, 12(3): 031005.
Paper No: MED-17-1382
https://doi.org/10.1115/1.4040188
Published Online: July 13, 2018
View Article titled, Engineering Evaluation of the Performance of an Automatic Peripheral Oxygen Controller Using a Neonatal Respiratory Model
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Topics: Control algorithms, Control equipment, Oxygen, Algorithms
Journal Articles

A Practical Measurement of Parkinson's Patients Gait Using Simple Walker-Based Motion Sensing and Data Analysis

Vered Aharonson, Ilana Schlesinger, Andre M. McDonald, Steven Dubowsky, Amos D. Korczyn
Journal: Journal of Medical Devices
Publisher: ASME
Article Type: Research-Article
J. Med. Devices. March 2018, 12(1): 011012.
Paper No: MED-17-1053
https://doi.org/10.1115/1.4038810
Published Online: February 12, 2018
View Article titled, A Practical Measurement of Parkinson's Patients Gait Using Simple Walker-Based Motion Sensing and Data Analysis
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Topics: Accelerometers, Algorithms, Feature selection, Machine learning, Mechanical admittance, Sensors, Signal processing, Signals, Diseases, Testing
Journal Articles

Development of a Multimodal Colposcopy for Characterization of Cervical Intraepithelial Neoplasia

Wenqi Ren, Yingjie Qu, Jiaojiao Pei, Linlin Xiao, Shiwu Zhang, Shufang Chang, Ronald X. Xu
Journal: Journal of Medical Devices
Publisher: ASME
Article Type: Research-Article
J. Med. Devices. September 2017, 11(3): 031005.
Paper No: MED-16-1270
https://doi.org/10.1115/1.4036335
Published Online: June 27, 2017
View Article titled, Development of a Multimodal Colposcopy for Characterization of Cervical Intraepithelial Neoplasia
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Topics: Algorithms, Biological tissues, Fluorescence, Image segmentation, Imaging, Reflectance, Wavelength, Tumors, Simulation, Statistical analysis
Journal Articles

Automated Real-Time Processing of Single Lead Electrocardiogram for Simultaneous Heart Rate and Respiratory Rate Monitoring

Disha N. Dutta, Reshmi Das, Saurabh Pal
Journal: Journal of Medical Devices
Publisher: ASME
Article Type: Technical Briefs
J. Med. Devices. June 2017, 11(2): 024502.
Paper No: MED-16-1274
https://doi.org/10.1115/1.4035982
Published Online: May 3, 2017
View Article titled, Automated Real-Time Processing of Single Lead Electrocardiogram for Simultaneous Heart Rate and Respiratory Rate Monitoring
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Topics: Algorithms, Arrhythmias, Belts, Design, Electrodes, Engineering prototypes, Errors, Signals, Stairs, Data acquisition
Journal Articles

Robust Automatic Feature Tracking on Beating Human Hearts for Minimally Invasive CABG Surgery

H. Mohamadipanah, M. Andalibi, L. Hoberock
Journal: Journal of Medical Devices
Publisher: ASME
Article Type: Research-Article
J. Med. Devices. December 2016, 10(4): 041010.
Paper No: MED-15-1251
https://doi.org/10.1115/1.4033301
Published Online: September 14, 2016
View Article titled, Robust Automatic Feature Tracking on Beating Human Hearts for Minimally Invasive CABG Surgery
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Topics: Algorithms, Errors, Interpolation, Surgery, Biological tissues, Corners (Structural elements), Feedback, Motion estimation, Computation
Journal Articles

Toward Hand Arthritis Diagnostics Using Smart Phones: Camera Distortion Effect Correction

Farhad Akhbardeh, Fartash Vasefi, Nicholas B. McKinnon, Kouhyar Tavakolian, Reza Fazel-Rezai
Journal: Journal of Medical Devices
Publisher: ASME
Article Type: Technical Briefs
J. Med. Devices. September 2016, 10(3): 030955.
Paper No: MED-16-1082
https://doi.org/10.1115/1.4033739
Published Online: August 1, 2016
View Article titled, Toward Hand Arthritis Diagnostics Using Smart Phones: Camera Distortion Effect Correction
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Topics: Algorithms, Errors, Image formation
Journal Articles

Developing a Classification Algorithm for Plantarflexor Actuation Timing of a Powered Ankle–Foot Orthosis

Mazharul Islam, Elizabeth T. Hsiao-Wecksler
Journal: Journal of Medical Devices
Publisher: ASME
Article Type: Technical Briefs
J. Med. Devices. September 2016, 10(3): 030961.
Paper No: MED-16-1096
https://doi.org/10.1115/1.4033779
Published Online: August 1, 2016
View Article titled, Developing a Classification Algorithm for Plantarflexor Actuation Timing of a Powered Ankle–Foot Orthosis
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Topics: Algorithms, Orthotics, Data collection, Dimensions