Search Results - "Jin-Oh Hahn"

PPG Sensor Contact Pressure Should Be Taken Into Account for Cuff-Less Blood Pressure Measurement by Chandrasekhar, Anand, Yavarimanesh, Mohammad, Natarajan, Keerthana, Hahn, Jin-Oh, Mukkamala, Ramakrishna

“…Objective: Photo-plethysmography (PPG) sensors are often used to detect pulse transit time (PTT) for potential cuff-less blood pressure (BP) measurement. It is…”
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Toward Ubiquitous Blood Pressure Monitoring via Pulse Transit Time: Predictions on Maximum Calibration Period and Acceptable Error Limits by Mukkamala, Ramakrishna, Hahn, Jin-Oh

“…Objective: Pulse transit time (PTT) is being widely pursued for ubiquitous blood pressure (BP) monitoring. PTT-based systems may require periodic cuff…”
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A Population-Informed Particle Filter for Robust Physiological Monitoring Using Low-Information Time-Series Measurements by Tivay, Ali, Hahn, Jin-Oh

“…Objective: To present the population-informed particle filter (PIPF), a novel filtering approach that incorporates past experiences with patients into the…”
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Development and In Silico Evaluation of a Model-Based Closed-Loop Fluid Resuscitation Control Algorithm by Jin, Xin, Bighamian, Ramin, Hahn, Jin-Oh

“…Objective: To develop and evaluate in silico, a model-based closed-loop fluid resuscitation control algorithm via blood volume feedback. Methods: A model-based…”
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Evaluation of the Accuracy of Cuffless Blood Pressure Measurement Devices: Challenges and Proposals by Mukkamala, Ramakrishna, Yavarimanesh, Mohammad, Natarajan, Keerthana, Hahn, Jin-Oh, Kyriakoulis, Konstantinos G., Avolio, Alberto P., Stergiou, George S.

“…Several novel cuffless wearable devices and smartphone applications claiming that they can measure blood pressure (BP) are appearing on the market. These…”
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Ballistocardiogram-Based Approach to Cuffless Blood Pressure Monitoring: Proof of Concept and Potential Challenges by Kim, Chang-Sei, Carek, Andrew M., Inan, Omer T., Mukkamala, Ramakrishna, Hahn, Jin-Oh

“…Objective: The goal was to propose and establish the proof of concept of an ultraconvenient cuffless blood pressure monitoring approach based on the…”
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A Physical Model-Based Approach to One-Point Calibration of Pulse Transit Time to Blood Pressure by Mousavi, Azin, Inan, Omer T., Mukkamala, Ramakrishna, Hahn, Jin-Oh

“…Objective: To develop a novel physical model-based approach to enable 1-point calibration of pulse transit time (PTT) to blood pressure (BP). Methods: The…”
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Collective Variational Inference for Personalized and Generative Physiological Modeling: A Case Study on Hemorrhage Resuscitation by Tivay, Ali, Kramer, George C., Hahn, Jin-Oh

“…Objective: Individual physiological experiments typically provide useful but incomplete information about a studied physiological process. As a result,…”
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Ballistocardiogram as Proximal Timing Reference for Pulse Transit Time Measurement: Potential for Cuffless Blood Pressure Monitoring by Kim, Chang-Sei, Carek, Andrew M., Mukkamala, Ramakrishna, Inan, Omer T., Hahn, Jin-Oh

“…Goal: We tested the hypothesis that the ballistocardiogram (BCG) waveform could yield a viable proximal timing reference for measuring pulse transit time…”
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Photoplethysmography Fast Upstroke Time Intervals Can Be Useful Features for Cuff-Less Measurement of Blood Pressure Changes in Humans by Natarajan, Keerthana, Block, Robert C., Yavarimanesh, Mohammad, Chandrasekhar, Anand, Mestha, Lalit K., Inan, Omer T., Hahn, Jin-Oh, Mukkamala, Ramakrishna

“…Objective: Photoplethysmography (PPG) waveform analysis is being increasingly investigated for continuous, non-invasive, and cuff-less blood pressure (BP)…”
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Conventional pulse transit times as markers of blood pressure changes in humans by Block, Robert C., Yavarimanesh, Mohammad, Natarajan, Keerthana, Carek, Andrew, Mousavi, Azin, Chandrasekhar, Anand, Kim, Chang-Sei, Zhu, Junxi, Schifitto, Giovanni, Mestha, Lalit K., Inan, Omer T., Hahn, Jin-Oh, Mukkamala, Ramakrishna

“…Pulse transit time (PTT) represents a potential approach for cuff-less blood pressure (BP) monitoring. Conventionally, PTT is determined by (1) measuring (a)…”
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BCG Signal Quality Assessment Based on Time-Series Imaging Methods by Shin, Sungtae, Choi, Soonyoung, Kim, Chaeyoung, Mousavi, Azin Sadat, Hahn, Jin-Oh, Jeong, Sehoon, Jeong, Hyundoo

“…This paper describes a signal quality classification method for arm ballistocardiogram (BCG), which has the potential for non-invasive and continuous blood…”
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Weighing Scale-Based Pulse Transit Time is a Superior Marker of Blood Pressure than Conventional Pulse Arrival Time by Martin, Stephanie L.-O., Carek, Andrew M., Kim, Chang-Sei, Ashouri, Hazar, Inan, Omer T., Hahn, Jin-Oh, Mukkamala, Ramakrishna

“…Pulse transit time (PTT) is being widely pursued for cuff-less blood pressure (BP) monitoring. Most efforts have employed the time delay between ECG and finger…”
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Evaluation of Fluid Resuscitation Control Algorithms via a Hardware-in-the-Loop Test Bed by Mirinejad, Hossein, Parvinian, Bahram, Ricks, Margo, Zhang, Yi, Weininger, Sandy, Hahn, Jin-Oh, Scully, Christopher G.

“…Objective: This paper presents a hardware-in-the-loop (HIL) testing platform for evaluating the performance of fluid resuscitation control algorithms. The…”
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Mathematical Modeling, In-Human Evaluation and Analysis of Volume Kinetics and Kidney Function After Burn Injury and Resuscitation by ArabiDarrehDor, Ghazal, Tivay, Ali, Meador, Chris, Kramer, George C., Hahn, Jin-Oh, Salinas, Jose

“…Objective: Existing burn resuscitation protocols exhibit a large variability in treatment efficacy. Hence, they must be further optimized based on…”
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Unobtrusive Estimation of Cardiovascular Parameters with Limb Ballistocardiography by Yao, Yang, Shin, Sungtae, Mousavi, Azin, Kim, Chang-Sei, Xu, Lisheng, Mukkamala, Ramakrishna, Hahn, Jin-Oh

“…This study investigates the potential of the limb ballistocardiogram (BCG) for unobtrusive estimation of cardiovascular (CV) parameters. In conjunction with…”
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Accuracy assessment methods for physiological model selection toward evaluation of closed-loop controlled medical devices by Bighamian, Ramin, Hahn, Jin-Oh, Kramer, George, Scully, Christopher

“…Physiological closed-loop controlled (PCLC) medical devices are complex systems integrating one or more medical devices with a patient's physiology through…”
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Posture-Dependent Variability in Wrist Ballistocardiogram-Photoplethysmogram Pulse Transit Time: Implication to Cuff-Less Blood Pressure Tracking by Shin, Sungtae, Mousavi, Azin, Lyle, Sophia, Jang, Elisabeth, Yousefian, Peyman, Mukkamala, Ramakrishna, Jang, Dae-Geun, Kwon, Ui Kun, Kim, Youn Ho, Hahn, Jin-Oh

“…Objective: Toward the ultimate goal of robust cuff-less blood pressure (BP) tracking with wrist wearables against postural changes, the goal of this work was…”
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The Potential of Wearable Limb Ballistocardiogram in Blood Pressure Monitoring via Pulse Transit Time by Yousefian, Peyman, Shin, Sungtae, Mousavi, Azin, Kim, Chang-Sei, Mukkamala, Ramakrishna, Jang, Dae-Geun, Ko, Byung-Hoon, Lee, Jongwook, Kwon, Ui Kun, Kim, Youn Ho, Hahn, Jin-Oh

“…The goal of this study was to investigate the potential of wearable limb ballistocardiography (BCG) to enable cuff-less blood pressure (BP) monitoring, by…”
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Classification of Blood Volume Decompensation State via Machine Learning Analysis of Multi-Modal Wearable-Compatible Physiological Signals by Chalumuri, Yekanth Ram, Kimball, Jacob P, Mousavi, Azin, Zia, Jonathan S, Rolfes, Christopher, Parreira, Jesse D, Inan, Omer T, Hahn, Jin-Oh

“…This paper presents a novel computational algorithm to estimate blood volume decompensation state based on machine learning (ML) analysis of multi-modal…”
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