Juha Töyräs

发表

Amount of weight loss or gain influences the severity of respiratory events in sleep apnea

Antti Kulkas, Timo Leppänen, Johanna Sahlman, 2015, Medical & Biological Engineering & Computing.

Infrared thermography reveals effect of working posture on skin temperature in office workers

Juha Töyräs, Roope Lasanen, Markus K.H. Malo, 2018, International journal of occupational safety and ergonomics : JOSE.

Design, construction and evaluation of an ambulatory device for screening of sleep apnea

Pekka Tiihonen, Esa Mervaala, Juha Töyräs, 2008, Medical & Biological Engineering & Computing.

Multi-spectral fiber spectroscopy methods as solutions for label-free medical diagnostics (Conference Presentation)

Juha Töyräs, Ervin Nippolainen, Olaf Minet, 2019 .

Optical properties of articular cartilage in the near-Infrared spectral range are related to its proteoglycan content

Juha Töyräs, Dmitry V. Semenov, Ervin Nippolainen, 2020, Photonics Europe.

Near-infrared Spectroscopy Based Arthroscopic Evaluation of Human Knee Joint Cartilage, Through Automated Selection of an Anatomically Specific Regression Model

Juha Töyräs, Isaac O. Afara, Mithilesh Prakash, 2018 .

A portable device for intensive care brain function monitoring with event-related potentials

Pekka Tiihonen, Esa Mervaala, Juha Töyräs, 2008, Comput. Methods Programs Biomed..

Estimation of Systematic and Spatially Correlated Components of Random Signals from Repeated Measurements: Application to Contrast Enhanced Computer Tomography Measurements

Jukka S. Jurvelin, Juha Töyräs, Mikael J. Turunen, 2016, SIAM J. Sci. Comput..

Novel parameters indicate significant differences in severity of obstructive sleep apnea with patients having similar apnea–hypopnea index

Antti Kulkas, Pekka Tiihonen, Esa Mervaala, 2013, Medical & Biological Engineering & Computing.

Deep learning enables accurate sleep staging based on a single frontal EEG channel

Timo Leppänen, Juha Töyräs, Sami Myllymaa, 2019 .

Screen-printed EEG electrode set for emergency use

Esa Mervaala, Juha Töyräs, Sami Myllymaa, 2014 .

Predicition of the mechanical properties of normal and degenerated articular cartilage and trabecular bone using MRI

Jukka S. Jurvelin, Juha Töyräs, Miika T. Nieminen, 2006 .

Automated Preprocessing of Near Infrared Spectroscopic Data

Juha Töyräs, Isaac O. Afara, Mithilesh Prakash, 2019, Biophotonics Congress: Optics in the Life Sciences Congress 2019 (BODA,BRAIN,NTM,OMA,OMP).

Optical spectroscopic characterization of human meniscus biomechanical properties

Juha Töyräs, Rami K. Korhonen, Isaac O. Afara, 2017, Journal of biomedical optics.

Prediction of biomechanical properties of articular cartilage with quantitative magnetic resonance imaging.

Juha Töyräs, Jukka S Jurvelin, Miika T Nieminen, 2004, Journal of biomechanics.

Effect of Sweating on Electrode-Skin Contact Impedances and Artifacts in EEG Recordings With Various Screen-Printed Ag/Agcl Electrodes

Timo Leppänen, Juha Töyräs, Tomi Miettinen, 2020, IEEE Access.

Quantitative Evaluation of Knee Subchondral Bone Mineral Density Using Cone Beam Computed Tomography

Jukka S. Jurvelin, Juha Töyräs, Mikael J. Turunen, 2015, IEEE Transactions on Medical Imaging.

Machine Learning Classification of Articular Cartilage Integrity Using Near Infrared Spectroscopy

Juha Töyräs, Walter Herzog, Rami K. Korhonen, 2020, Cellular and molecular bioengineering.

The arrangement and method for performing elektrodimittausten

Esa Mervaala, Juha Töyräs, Katja Myllymaa, 2012 .

Clinical Contrast-enhanced Computed Tomography with Semiautomatic Segmentation Provides Feasible Input for Computational Models of the Knee Joint.

Juha Töyräs, Mika E Mononen, Jukka S Jurvelin, 2019, Journal of biomechanical engineering.

Improved Sweat Artifact Tolerance of Screen-Printed EEG Electrodes by Material Selection-Comparison of Electrochemical Properties in Artificial Sweat

Timo Leppänen, Juha Töyräs, Tomi Miettinen, 2019, IEEE Access.

Nondestructive fluorescence-based quantification of threose-induced collagen cross-linking in bovine articular cartilage

Jukka S. Jurvelin, Juha Töyräs, Markku Hauta-Kasari, 2012, Journal of biomedical optics.

Ultrasound indentation of bovine knee articular cartilage in situ.

Simo Saarakkala, Juha Töyräs, Rami K Korhonen, 2003, Journal of biomechanics.

Novel screen printed electrode set for routine EEG recordings in patients with altered mental status

Esa Mervaala, Juha Töyräs, Katja Myllymaa, 2013, 2013 35th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC).

Infrared microspectroscopic determination of collagen cross-links in articular cartilage

Simo Saarakkala, Juha Töyräs, Lassi Rieppo, 2017, Journal of biomedical optics.

Discrete element and finite element methods provide similar estimations for hip joint contact mechanics during walking gait.

Stuart Crozier, Mao Li, Jurgen Fripp, 2020, Journal of biomechanics.

A new solution to major limitation of HSAT: wearable printed sensor for sleep quantification and comorbid detection

Juha Töyräs, Tomi Miettinen, Katja Myllymaa, 2019 .

An In-Laboratory Comparison of FocusBand EEG Device and Textile Electrodes Against a Medical-Grade System and Wet Gel Electrodes

Timo Leppänen, Juha Töyräs, Katja Myllymaa, 2021, IEEE Access.

Detailed Assessment of Sleep Architecture With Deep Learning and Shorter Epoch-to-Epoch Duration Reveals Sleep Fragmentation of Patients With Obstructive Sleep Apnea

Timo Leppänen, Juha Töyräs, Brett Duce, 2020, IEEE Journal of Biomedical and Health Informatics.

Automatic Respiratory Event Scoring in Obstructive Sleep Apnea Using a Long Short-Term Memory Neural Network

Timo Leppänen, Juha Töyräs, Brett Duce, 2021, IEEE Journal of Biomedical and Health Informatics.

Vibrational spectroscopy of articular cartilage

Juha Töyräs, Lassi Rieppo, Simo Saarakkala, 2017 .

Arthroscopic near infrared spectroscopy enables simultaneous quantitative evaluation of articular cartilage and subchondral bone in vivo

Juha Töyräs, Jos Malda, Jaakko K Sarin, 2018, Scientific Reports.

Artificial neural network analysis of the oxygen saturation signal enables accurate diagnostics of sleep apnea

Timo Leppänen, Juha Töyräs, Sami Nikkonen, 2019, Scientific Reports.

Assessment of the suitability of using a forehead EEG electrode set and chin EMG electrodes for sleep staging in polysomnography

Esa Mervaala, Juha Töyräs, Katja Myllymaa, 2016, Journal of sleep research.

Forehead EEG electrode set versus full-head scalp EEG in 100 patients with altered mental state

Esa Mervaala, Juha Töyräs, Petro Julkunen, 2015, Epilepsy & Behavior.

Speed of sound in normal and degenerated bovine articular cartilage.

Juha Töyräs, Jukka S Jurvelin, Reijo Lappalainen, 2003, Ultrasound in medicine & biology.

Optical absorption spectra of human articular cartilage correlate with biomechanical properties, histological score and biochemical composition

Markku Hauta-Kasari, Juha Töyräs, Adekunle Oloyede, 2015, Physiological measurement.

Ultrasound speed in articular cartilage under mechanical compression.

Juha Töyräs, Petro Julkunen, Jukka S Jurvelin, 2007, Ultrasound in medicine & biology.

Site-specific ultrasound reflection properties and superficial collagen content of bovine knee articular cartilage

Juha Töyräs, Jukka S Jurvelin, Jarno Rieppo, 2005, Physics in medicine and biology.

Ultrasonic characterization of human trabecular bone microstructure

Juha Töyräs, Harrie Weinans, Jukka S Jurvelin, 2006, Physics in medicine and biology.

Morbidity and mortality risk ratios are elevated in severe supine dominant OSA: a long-term follow-up study

Antti Kulkas, Pekka Tiihonen, Esa Mervaala, 2015, Sleep and Breathing.

Ultrasound backscatter imaging provides frequency-dependent information on structure, composition and mechanical properties of human trabecular bone.

Juha Töyräs, Jukka S Jurvelin, J. Jurvelin, 2009, Ultrasound in medicine & biology.

Arthroscopic Determination of Cartilage Proteoglycan Content and Collagen Network Structure with Near-Infrared Spectroscopy

Juha Töyräs, Jos Malda, Isaac O. Afara, 2019, Annals of Biomedical Engineering.

Mid-infrared fiber spectroscopy for detection of cartilage degeneration in osteoarthritis (Conference Presentation)

Johannes Koeth, Juha Töyräs, Ervin Nippolainen, 2020 .

Prevalence and characteristics of positional obstructive sleep apnea (POSA) in patients with severe OSA

Timo Leppänen, Juha Töyräs, N. Gadoth, 2019, Sleep and Breathing.

Influence of overlying soft tissues on trabecular bone acoustic measurement at various ultrasound frequencies.

Juha Töyräs, Jukka S Jurvelin, J. Jurvelin, 2006, Ultrasound in medicine & biology.

Fabrication and testing of polyimide-based microelectrode arrays for cortical mapping of evoked potentials.

Juha Töyräs, Katja Myllymaa, Sami Myllymaa, 2009, Biosensors & bioelectronics.

Screen‐printed ambulatory electrode set enables accurate diagnostics of sleep bruxism

Esa Mervaala, Juha Töyräs, Tomi Miettinen, 2018, Journal of sleep research.

Evaluation of a novel ambulatory device for screening of sleep apnea.

Pekka Tiihonen, Esa Mervaala, Juha Töyräs, 2009, Telemedicine journal and e-health : the official journal of the American Telemedicine Association.

Ultrasound stimulates proteoglycan synthesis in bovine primary chondrocytes.

Kullervo Hynynen, Juha Töyräs, Jukka S Jurvelin, 2006, Biorheology.

Quantitative Evaluation of the Mechanical Risks Caused by Focal Cartilage Defects in the Knee

Jukka S. Jurvelin, Juha Töyräs, Rami K. Korhonen, 2016, Scientific Reports.

Increase in Body Mass Index Decreases Duration of Apneas and Hypopneas in Obstructive Sleep Apnea

Antti Kulkas, Timo Leppänen, Esa Mervaala, 2019, Respiratory Care.

Computational evaluation of altered biomechanics related to articular cartilage lesions observed in vivo

Juha Töyräs, Rami K Korhonen, Jukka S Jurvelin, 2019, Journal of orthopaedic research : official publication of the Orthopaedic Research Society.

Delayed Computed Tomography Arthrography of Human Knee Cartilage In Vivo

Jukka S. Jurvelin, Esa Mervaala, Juha Töyräs, 2012, Cartilage.

Open-source python module for automated preprocessing of near infrared spectroscopic data.

Juha Töyräs, Isaac O. Afara, Mithilesh Prakash, 2020, Analytica chimica acta.

Ultrasound arthroscopy of human knee cartilage and subchondral bone in vivo.

Simo Saarakkala, Juha Töyräs, Jukka S Jurvelin, 2014, Ultrasound in medicine & biology.

New disposable forehead electrode set with excellent signal quality and imaging compatibility

Esa Mervaala, Juha Töyräs, Katja Myllymaa, 2013, Journal of Neuroscience Methods.

Near Infrared Spectroscopic Mapping of Functional Properties of Equine Articular Cartilage

Juha Töyräs, Isaac O. Afara, Jaakko K. Sarin, 2016, Annals of Biomedical Engineering.

Spatial assessment of articular cartilage proteoglycans with Gd‐DTPA‐enhanced T1 imaging

Juha Töyräs, Jarno Rieppo, Johanna Silvennoinen, 2002, Magnetic resonance in medicine.

Imaging of proteoglycan and water contents in human articular cartilage with full‐body CT using dual contrast technique

Jukka S. Jurvelin, Juha Töyräs, Heikki Kröger, 2019, Journal of orthopaedic research : official publication of the Orthopaedic Research Society.

Ability of ultrasound backscattering to predict mechanical properties of bovine trabecular bone.

Juha Töyräs, Heikki Kröger, Jukka S Jurvelin, 2004, Ultrasound in medicine & biology.

Collagen network primarily controls Poisson's ratio of bovine articular cartilage in compression

Juha Töyräs, Petro Julkunen, Rami K Korhonen, 2006, Journal of orthopaedic research : official publication of the Orthopaedic Research Society.

Combination of optical coherence tomography and near infrared spectroscopy enhances determination of articular cartilage composition and structure

Juha Töyräs, Jaakko K Sarin, Lassi Rieppo, 2017, Scientific Reports.

Importance of material properties and porosity of bone on mechanical response of articular cartilage in human knee joint--a two-dimensional finite element study.

Juha Töyräs, J. Jurvelin, R. Korhonen, 2014, Journal of biomechanical engineering.

Fibril reinforced poroelastic model predicts specifically mechanical behavior of normal, proteoglycan depleted and collagen degraded articular cartilage.

Juha Töyräs, Rami K Korhonen, Jukka S Jurvelin, 2003, Journal of biomechanics.

Method for Segmentation of Knee Articular Cartilages Based on Contrast-Enhanced CT Images

Juha Töyräs, Jukka S Jurvelin, Sami P Väänänen, 2018, Annals of Biomedical Engineering.

Ultrasound attenuation in normal and spontaneously degenerated articular cartilage.

Juha Töyräs, Jukka S Jurvelin, Jani Hirvonen, 2004, Ultrasound in medicine & biology.

Structure-Function Relationships in Enzymatically Modified Articular Cartilage

Jukka S. Jurvelin, Juha Töyräs, Rami K. Korhonen, 2003, Cells Tissues Organs.

Estimation of fixed charge density and diffusivity profiles in cartilage using contrast enhanced computer tomography

Jari P. Kaipio, Jukka S. Jurvelin, Juha Töyräs, 2014 .

In vivo diagnostics of human knee cartilage lesions using delayed CBCT arthrography

Juha Töyräs, Heikki Kröger, Antti Joukainen, 2014, Journal of orthopaedic research : official publication of the Orthopaedic Research Society.

In Vivo Contrast-Enhanced Cone Beam CT Provides Quantitative Information on Articular Cartilage and Subchondral Bone

Juha Töyräs, Mikael J Turunen, Jukka S Jurvelin, 2016, Annals of Biomedical Engineering.