Functionally graded materials for knee and hip arthroplasty; an update on design, optimization, and manufacturing

A Najibi, T Mokhtari - Composite Structures, 2023 - Elsevier
The stress-shielding (SS) effects following orthopedic implantation can lead to implant
loosening. Functionally graded materials (FGMs) and coatings (FGCs) are special …

Polycrystalline diamond as a potential material for the hard-on-hard bearing of total hip prosthesis: Von Mises stress analysis

MI Ammarullah, R Hartono, T Supriyono, G Santoso… - Biomedicines, 2023 - mdpi.com
Due to polymeric wear debris causing osteolysis from polymer, metal ions causing
metallosis from metal, and brittle characteristic causing fracture failure from ceramic in the …

Advances in the microbiological diagnosis of prosthetic joint infections

ME Portillo, I Sancho - Diagnostics, 2023 - mdpi.com
A significant number of prosthetic joint infections (PJI) are culture-negative and/or
misinterpreted as aseptic failures in spite of the correct implementation of diagnostic culture …

Biomechanical effects of the porous structure of gyroid and voronoi hip implants: a finite element analysis using an experimentally validated model

ZFM Salaha, MI Ammarullah, NNAA Abdullah… - Materials, 2023 - mdpi.com
Total hip arthroplasty (THA) is most likely one of the most successful surgical procedures in
medicine. It is estimated that three in four patients live beyond the first post-operative year …

Analysis of contact pressure in a 3D model of dual-mobility hip joint prosthesis under a gait cycle

M Tauviqirrahman, MI Ammarullah, J Jamari… - Scientific reports, 2023 - nature.com
Hip joint prostheses are used to replace hip joint function in the human body. The latest dual-
mobility hip joint prosthesis has an additional component of an outer liner that acts as a …

SEM evaluation of the marginal accuracy of zirconia, lithium disilicate, and composite single crowns created by CAD/CAM method: comparative analysis of different …

F Ferrini, G Paolone, GL Di Domenico, N Pagani… - Materials, 2023 - mdpi.com
(1) Background: The objective of this in vitro study is to evaluate the marginal accuracy of
crowns created by CAD/CAM.(2) Methods: A customized chrome-cobalt (Cr-Co) implant …

Investigating the impact of diameters and thread designs on the Biomechanics of short implants placed in D4 bone: a 3D finite element analysis

AR Alqahtani, SR Desai, JR Patel, NR Alqhtani… - BMC Oral Health, 2023 - Springer
Background Dental implants emerge as a dependable and efficacious alternative for
patients experiencing partial or complete tooth loss. The stability of these implants is …

Static, dynamic, and fatigue life investigation of a hip prosthesis for walking gait using finite element analysis

J Reginald, C KN, DP - International Journal of Modelling and …, 2023 - Taylor & Francis
Total hip arthroplasty (THA) is a common procedure that is performed for elderly people who
suffer from hip pain and other hip-related problems. THA is an operation where an artificial …

High-strength, high-water-retention hemicellulose-based hydrogel and its application in urea slow release

Y Hou, B Deng, S Wang, Y Ma, X Long, F Wang… - International Journal of …, 2023 - mdpi.com
The use of fertilizer is closely related to crop growth and environmental protection in
agricultural production. It is of great significance to develop environmentally friendly and …

Effect of COVID-19 on musculoskeletal performance in gait and the timed-up and go test

M Kowal, E Morgiel, S Winiarski, E Gieysztor… - Journal of Clinical …, 2023 - mdpi.com
Introduction: The total number of confirmed cases of COVID-19 caused by the SARS-CoV-2
virus infection is over 621 million in the world. In approximately 63% of cases, the patient still …