Search Results - "Carek, Andrew"

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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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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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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Wearable Cuff-Less Blood Pressure Estimation at Home via Pulse Transit Time by Ganti, Venu G., Carek, Andrew M., Nevius, Brandi N., Heller, J. Alex, Etemadi, Mozziyar, Inan, Omer T.

“…Objective: We developed a wearable watch-based device to provide noninvasive, cuff-less blood pressure (BP) estimation in an at-home setting. Methods: The…”
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A Wearable, Multimodal Sensing System to Monitor Knee Joint Health by Teague, Caitlin N., Heller, J. Alex, Nevius, Brandi N., Carek, Andrew M., Mabrouk, Samer, Garcia-Vicente, Florencia, Inan, Omer T., Etemadi, Mozziyar

“…Objective: We designed and validated a wearable, multimodal sensor brace for knee joint health assessment. Methods: An embedded-, two-microcontroller-based…”
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A Reflective Photoplethysmogram Array and Channel Selection Algorithm for Weighing Scale Based Blood Pressure Measurement by Carek, Andrew M., Jung, Hewon, Inan, Omer T.

“…The most common form of blood pressure (BP) monitoring outside of clinical settings is an oscillometric cuff; however, such cuffs tend to be cumbersome and…”
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Comparison of autonomic stress reactivity in young healthy versus aging subjects with heart disease by Gurel, Nil Z, Carek, Andrew M, Inan, Omer T, Levantsevych, Oleksiy, Abdelhadi, Naser, Hammadah, Muhammad, O'Neal, Wesley T, Kelli, Heval, Wilmot, Kobina, Ward, Laura, Rhodes, Steven, Pearce, Brad D, Mehta, Puja K, Kutner, Michael, Garcia, Ernest, Quyyumi, Arshed, Vaccarino, Viola, Raggi, Paolo, Bremner, J Douglas, Shah, Amit J

“…The autonomic response to acute emotional stress can be highly variable, and pathological responses are associated with increased risk of adverse…”
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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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Wearable Seismocardiography-Based Assessment of Stroke Volume in Congenital Heart Disease by Ganti, Venu G, Gazi, Asim H, An, Sungtae, Srivatsa, Adith V, Nevius, Brandi N, Nichols, Christopher J, Carek, Andrew M, Fares, Munes, Abdulkarim, Mubeena, Hussain, Tarique, Greil, F Gerald, Etemadi, Mozziyar, Inan, Omer T, Tandon, Animesh

“…Background Patients with congenital heart disease (CHD) are at risk for the development of low cardiac output and other physiologic derangements, which could…”
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Non-Invasive Wearable Patch Utilizing Seismocardiography for Peri-Operative Use in Surgical Patients by Semiz, Beren, Carek, Andrew M., Johnson, Jessica C., Ahmad, Shireen, Heller, J. Alex, Vicente, Florencia G., Caron, Stacey, Hogue, Charles W., Etemadi, Mozziyar, Inan, Omer T.

“…Objective: Optimizing peri-operative fluid management has been shown to improve patient outcomes and the use of stroke volume (SV) measurement has become an…”
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Robust Sensing of Distal Pulse Waveforms on a Modified Weighing Scale for Ubiquitous Pulse Transit Time Measurement by Carek, Andrew M., Inan, Omer T.

“…The measurement of aortic pulse transit time (PTT), the time for the arterial pulse wave to travel from the carotid to the femoral artery, can provide valuable…”
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Author Correction: 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

“…A correction has been published and is appended to both the HTML and PDF versions of this paper. The error has not been fixed in the paper…”
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The answer at our fingertips: Volume status in cirrhosis determined by machine learning and pulse oximeter waveform by Mazumder, Nikhilesh R., Kazen, Avidor, Carek, Andrew, Etemadi, Mozziyar, Levitsky, Josh

“…Objective The objective of our study was to determine if the waveform from a simple pulse oximeter‐like device could be used to accurately assess intravascular…”
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Enabling Wearable Pulse Transit Time-Based Blood Pressure Estimation for Medically Underserved Areas and Health Equity: Comprehensive Evaluation Study by Ganti, Venu, Carek, Andrew M, Jung, Hewon, Srivatsa, Adith V, Cherry, Deborah, Johnson, Levather Neicey, Inan, Omer T

“…Noninvasive and cuffless approaches to monitor blood pressure (BP), in light of their convenience and accuracy, have paved the way toward remote screening and…”
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Sternal vibrations during head-out immersion: A preliminary demonstration of underwater wearable ballistocardiography by Wiens, Andrew D, Carek, Andrew M, Inan, Omer T

“…Ballistocardiography (BCG) measures vibrations of the body caused by ejection of blood from the heart, and the root mean square (RMS) of BCG measured with a…”
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TCT-465 Study Design and Interim Results of the Non-Invasive SEISMocardiogram In Cardiovascular Monitoring for Heart Failure I (SEISMIC-HF I) Study by Klein, Liviu, Carek, Andrew, Inan, Omer

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A temperature-controlled glove with non-invasive arterial pulse sensing for active neuro-vascular assessment by Carek, Andrew M., Inan, Omer T.

“…A non-invasive, active neuro-vascular assessment system was developed using a modified temperature-controlled glove and feedback techniques. The glove…”
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Preliminary methods for wearable neuro-vascular assessment with non-invasive, active sensing by Carek, Andrew M., Toreyin, Hakan, Hersek, Sinan, Inan, Omer T.

“…In this study, a non-invasive and active sensing scheme that is ultimately aimed to be integrated in a wearable system for neuro-vascular health assessment is…”
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Ballistocardiogram-Based Approach to Cuff-Less Blood Pressure Monitoring: Proof-of-Concept and Potential Challenges by Kim, Chang-Sei, Carek, Andrew M., Inan, Omer T., Mukkamala, Ramakrishna, Hahn, Jin-Oh

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Sternal vibrations reflect hemodynamic changes during immersion: Underwater ballistocardiography by Wiens, Andrew D., Carek, Andrew, Inan, Omer T.

“…Ballistocardiography (BCG) is a method for measuring the small vibrations of the body caused by the beating of the human heart. In this study, vibration…”
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