Design and In Vivo Evaluation of a Non-Invasive Transabdominal Fetal Pulse Oximeter

DD Fong, KJ Yamashiro, K Vali… - IEEE Transactions …, 2020 - ieeexplore.ieee.org
Objective: Current intrapartum fetal monitoring technology is unable to provide physicians
with an objective metric of fetal well-being, leading to degraded patient outcomes and …

Recovering the fetal signal in transabdominal fetal pulse oximetry

DD Fong, A Knoesen, M Motamedi, T O'Neill, S Ghiasi - Smart Health, 2018 - Elsevier
Non-invasive transabdominal fetal pulse oximetry (TFO) can provide physicians with a better
metric of fetal well-being than currently-used fetal monitoring methods. There are two major …

Sensitivity analysis of transabdominal fetal pulse oximetry using MRI-based simulations

J Wu, G Satish, A Ruesch, B Jayet… - Biomedical Optics …, 2024 - opg.optica.org
Transabdominal fetal pulse oximetry offers a promising approach to improve fetal monitoring
and reduce unnecessary interventions. Utilizing realistic 3D geometries derived from MRI …

Optode design space exploration for clinically-robust non-invasive fetal oximetry

DD Fong, VJ Srinivasan, K Vali, S Ghiasi - ACM Transactions on …, 2019 - dl.acm.org
Non-invasive transabdominal fetal oximetry (TFO) has the potential to improve delivery
outcomes by providing physicians with an objective metric of fetal well-being during labor …

Restoring the sense of bladder fullness for spinal cord injury patients

DD Fong, X Yu, J Mao, M Saffarpour, P Gupta… - Smart Health, 2018 - Elsevier
Spinal cord injuries (SCI) have vast effects on day-to-day life, including the loss of sensation
and control of the bladder. Since elevated bladder pressures from urine production and …

KUBAI: Sensor fusion for non-invasive fetal heart rate tracking

B Kasap, K Vali, W Qian, M Saffarpour… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Objective: Fetal heart rate (FHR) is critical for perinatal fetal monitoring. However, motions,
contractions and other dynamics may substantially degrade the quality of acquired signals …

Contextually-aware fetal sensing in transabdominal fetal pulse oximetry

DD Fong, K Vali, S Ghiasi - 2020 ACM/IEEE 11th International …, 2020 - ieeexplore.ieee.org
Transabdominal fetal pulse oximetry (TFO) is a noninvasive technique that can provide
physicians with a convenient measure of fetal oxygen saturation. This is accomplished by …

Multi-detector heart rate extraction method for transabdominal fetal pulse oximetry

B Kasap, K Vali, W Qian, WH Chak… - 2021 43rd Annual …, 2021 - ieeexplore.ieee.org
Intrapartum fetal well-being assessment relies on fetal heart rate (FHR) monitoring. Studies
have shown that FHR monitoring has a high false-positive rate for detecting fetal hypoxia …

BASS: Safe Deep Tissue Optical Sensing for Wearable Embedded Systems

K Vali, A Vafi, B Kasap, S Ghiasi - ACM Transactions on Embedded …, 2023 - dl.acm.org
In wearable optical sensing applications whose target tissue is not superficial, such as deep
tissue oximetry, the task of embedded system design has to strike a balance between two …

Recovering fetal signals transabdominally through interferometric near-infrared spectroscopy (iNIRS)

SJ Liu, SY Lee, C Pivetti, E Kulubya, A Wang… - Biomedical Optics …, 2023 - opg.optica.org
Noninvasive transabdominal fetal pulse oximetry can provide clinicians critical assessment
of fetal health and potentially contribute to improved management of childbirth. Conventional …