Design and synthesis of pillared metal-organic frameworks featuring olefinic fragments.

While metal-organic frameworks (MOFs) are known primarily for their well-defined crystalline porous structures that make them desirable for a myriad of applications, they also distinguish themselves with their chemical tunability. One strategy for chemical tailoring of MOF structures is post-synthetic modification (PSM) targeting moieties present in their organic building blocks (linkers). In this context, alkene (olefinic) fragments are underrepresented in the realm of MOFs despite their extremely well-established and versatile chemistry.

Bedside Magnetocardiography with a Scalar Sensor Array.

Decades of research have shown that magnetocardiography (MCG) has the potential to improve cardiac care decisions. However, sensor and system limitations have prevented its widespread adoption in clinical practice. We report an MCG system built around an array of scalar, optically pumped magnetometers (OPMs) that effectively rejects ambient magnetic interference without magnetic shielding.

How cervical and cervicothoracic scoliosis influence the atlantoaxial joint.

Introduction: Children with cervical or cervicothoracic congenital scoliosis are limited in their ability to compensate for the main curve of the deformity because there are only a few mobile segments in their cervical spine. Over the years, we have frequently observed coronal atlantoaxial dislocation (CAAD) in a lateral direction (from left to right or vice versa) in these patients. It was anticipated that CAAD might compensate for the horizontal position of the head, and it is hypothesized that CAAD depends on the degree of scoliotic deformity.

Surgical treatment for local recurrence of spinal hemangiomas.

Introduction: SH is considered to be the most common benign tumor within the human spine. 1-2% of SH get symptomatic with back pain in most cases. Less often, ingrowth of vessels into the spinal canal is seen.

Melorheostosis of the cervical and cervicothoracic spine: review of the literature and presentation of 3 new cases.

Melorheostosis is a rare dysplastic bone disease that usually affects long bones at the upper or lower limbs. It is rarely seen at the spine and very rarely located at the cervical spine. To the best of our knowledge, there are currently 6 cases of melorheostosis described at the cervical spine.