The protection provided by facemasks has been extensively investigated since the
beginning of the SARS‐CoV‐2 outbreak, focusing mostly on the filtration efficiency of filter …

Infectious respiratory diseases such as the current COVID-19 have caused public health
crises and interfered with social activity. Given the complexity of these novel infectious …

The use of close-fitting PPE is essential to prevent exposure to dispersed airborne matter,
including the COVID-19 virus. The current pandemic has increased pressure on healthcare …

Background In current clinical practice, the most commonly used fusion cage materials are
titanium (Ti) alloys. However, titanium alloys are non-degradable and may cause stress …

Background During the COVID-19 pandemic, the WHO and CDC recommended that
healthcare personnel (HCPs) performing non-aerosol-generating procedures (AGPs) don a …

Finite element (FE) filtering facepiece respirators (FFRs) were developed and mated to the
new headforms with a cervical spine model. The FFRs from three manufacturers included …

Endotracheal tube (ET) intubation is a high-risk procedure for healthcare workers (HCWs)
because of exposure to aerosolized disease particles. The effectiveness of (N95) respirators …

This study investigated the effect of four typical facial expressions (calmness, happiness,
sadness and surprise) on contact characteristics between an N95 filtering facepiece …

In orthopedic surgery, Finite element analysis (FEA) is a very useful tool for the surgeon to
predict the behaviour of different fixation systems of cervical vertebrae and cages …

The most common pathology of the cervical spine is degenerative disc disease (DDD) and
the surgical methods most often used to treat symptomatic cases of this condition are …