Petri Paakkari
Visiting Researcher
Department of Technical Physics, Faculty of Science, Forestry and Technology
[email protected] | +358 50 478 3271
Currently working on contrast-enhanced computed tomography and articular cartilage imaging. The aim of the project is to combine photon-counting detectors and multi-contrast agents to detect early osteoarthritis.
Research groups
Publications
13/13 items-
Photon-counting in dual-contrast-enhanced computed tomography: a proof-of-concept quantitative biomechanical assessment of articular cartilage
Paakkari, Petri; Inkinen, Satu I; Mohammadi, Ali; Nieminen, Miika T; Joenathan, Anisha; Grinstaff, Mark W; Töyräs, Juha; Mäkelä, Janne TA; Honkanen, Juuso TJ. 2024. Scientific reports. 14: . 29956 A1 Journal article (refereed), original research -
Revealing Detailed Cartilage Function Through Nanoparticle Diffusion Imaging: A Computed Tomography & Finite Element Study
Tuppurainen, Juuso; Paakkari, Petri; Jäntti, Jiri; Nissinen, Mikko T. Fugazzola, Maria C; van Weeren, René; Ylisiurua, Sampo; Nieminen, Miika T; Kröger, Heikki; Snyder, Brian D; Joenathan, Anisha; Grinstaff, Mark W; Matikka, Hanna; Korhonen, Rami K; Mäkelä, Janne TA. 2024. Annals of biomedical engineering. 52: 2584-2595 A1 Journal article (refereed), original research -
Articular Cartilage Characterization Using Tantalum and Iodine-based Dual-Contrast Photon-Counting Computed Tomography
Paakkari, Petri; Inkinen, Satu; Jäntti, Jiri; Tuppurainen, Juuso; Fugazzola, Maria; Joenathan, Anisha; Ylisiurua, Sampo; Nieminen, Miika; Grinstaff, Mark; Kröger, Heikki; Töyräs, Juha; Honkanen, Juuso; Mäkelä, Janne. 2023. Transactions of the annual meeting of the Orthopaedic Research Society abstract -
Broadband scattering properties of articular cartilage zones and their relationship with the heterogenous structure of articular cartilage extracellular matrix
Kafian-Attari, Iman; Nippolainen, Ervin; Bergmann, Florian; George, Akuroma; Paakkari, Petri; Mirhashemi, Arash; Foschum, Florian; Kienle, Alwin; Töyräs, Juha; Afara, Isaac O. 2023. Journal of biomedical optics. 28: A1 Journal article (refereed), original research -
Impact of experimental setup parameters on the measurement of articular cartilage optical properties in the visible and short near-infrared spectral bands
Kafian-Attari, Iman; Nippolainen, Ervin; Bergmann, Florian; Mirhashemi, Arash; Paakkari, Petri; Foschum, Florian; Kienle, Alwin; Töyräs, Juha; Afara, Isaac O.. 2023. Biomedical optics express. 14: 3397-3412 A1 Journal article (refereed), original research -
Near-infrared spectroscopic assessment of patellar tendon mechanics
Kositsky, Adam; Torniainen, Jari; Stenroth, Lauri; Nippolainen, Ervin; Mäkelä, Janne TA; Paakkari, Petri; Kröger, Heikki; Töyräs, Juha; Korhonen, Rami K; Afara, Isaac O. 2023. abstract -
Tantalum And Iodine Based Dual-Contrast Photon-Counting Computed Tomography Method For Assessment Of Articular Cartilage Composition
Paakkari, P; Inkinen, SI; Jäntti, J; Tuppurainen, J; Fugazzola, MC; Joenathan, A; Ylisiurua, S; Nieminen, MT; Grinstaff, MW; Kröger, H; Töyräs, J; Honkanen, JT; Mäkelä, JT. 2023. Osteoarthritis and cartilage abstract -
Triple contrast computed tomography reveals site‐specific biomechanical differences in human knee joint – a proof of concept study
Orava, Heta; Paakkari, Petri; Jäntti, Jiri; Honkanen, Miitu KM; Honkanen, Juuso TJ; Virén, Tuomas; Joenathan, Anisha; Tanska, Petri; Korhonen, Rami K; Grinstaff, Mark W; Töyräs, Juha; Mäkelä, Janne TA. 2023. Journal of orthopaedic research. 2024; 42: 415-424 A1 Journal article (refereed), original research -
Dual-contrast Pcd-ct Separates Proteoglycan, Collagen, And Porosity Related Biomechanical Properties Of Articular Cartilage
Petri Paakkari, Satu I. Inkinen, Ali Mohammadi, Miika T. Nieminen, Mark W. Grinstaff, Juha Toyras, Juuso T.J. Honkanen, Janne T.A. Makela.. 2022. poster -
Elastic and viscoelastic human patellar tendon regional properties
Kositsky, Adam; Stenroth, Lauri; Nippolainen, Ervin; Mäkelä, Janne; Paakkari, Petri; Torniainen, Jari; Kröger, Heikki; Afara, Isaac; Korhonen, Rami. 2022. abstract