Three-dimensional customized artificial grafts functionalized with biomimetic softness and anticoagulant heparin-dopamine surface modification: Preclinical study for practical applications.

Artificial vascular grafts, as blood vessel substitutes, are a prime challenge in tissue engineering and biomaterial research. An ideal artificial graft must have physiological and mechanical properties similar to those of a natural blood vessel, and hemocompatibility on its surface. We designed and fabricated artificial grafts by applying 3D printing and templated technology, which is endowed with morphologically patient-specific vascular reconstruction.

Effects of Scalp Nerve Block on Symptomatic Cerebral Hyperperfusion Syndrome After Combined Revascularization Surgery for Moyamoya Disease.

Background: Strict blood pressure control can be used to prevent or treat cerebral hyperperfusion syndrome. This study investigated whether scalp nerve block (SNB) is associated with a reduced risk of postoperative symptomatic cerebral hyperperfusion syndrome (SCHS) by reducing postoperative blood pressure in adult patients who underwent combined revascularization surgery for moyamoya disease.

Methods: Patients were retrospectively divided into the SNB (n=167) and control (n=221) groups depending on whether SNB was performed immediately before placement of wound dressings at the end of surgery.

Radiographic Predictors of Difficult Fiberscopic Intubation During General Anesthesia in Patients With a Cervical Collar to Simulate a Difficult Airway.

Background: Predictors of difficult fiberscopic intubation have not been fully elucidated. This study focused on identifying radiographic predictors of difficult fiberscopic intubation during general anesthesia in patients with a cervical collar.

Methods: This retrospective study included unconscious patients who underwent orotracheal intubation using a flexible fiberscope while wearing a cervical collar to simulate a difficult airway.

Condylar position changes and prognosis in patients with unilateral mandibular condylar fracture treated non-surgically.

Background: Non-surgical method is a treatment option for mandibular condylar fracture; however, it is questionable whether bone fragments are adequately reduced and remodeled. The purpose of this study was to identify three-dimensional positional changes in the mandibular condyles in patients treated non-surgically, analyze factors influencing the extent of positional changes, and evaluate clinical prognosis.

Methods: This retrospective study included 31 patients with unilateral mandibular condylar fractures treated non-surgically at the Ajou University Dental Hospital between 2005 and 2023.

Efficient visible-light-driven removal of persistent antibiotics and synthetic dyes from wastewater using an engineered 2D/2D BiMoO/NiAl-LDH S-scheme heterocatalyst with enhanced interfacial contact.

Highly efficient photocatalysts for degrading persistent antibiotics and synthetic dye pollutants under visible light are crucial for sustainable environmental remediation. In this study, we engineered a novel BiMoO (BMO)/NiAl-LDH (layered double hydroxide) hybrid catalyst with a unique 2D/2D heterostructure, optimized for the visible-light-driven elimination of ciprofloxacin (CPF) and hazardous synthetic dyes such as rhodamine B and methylene blue. The optimized BMO-30/LDH hybrid demonstrated exceptional photocatalytic performance, achieving nearly complete degradation of CPF and synthetic dyes with high mineralization efficiency, surpassing many previously reported state-of-the-art photocatalysts.